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Analysis
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max time kernel
150s -
max time network
17s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
21/07/2024, 23:30
Behavioral task
behavioral1
Sample
61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe
Resource
win7-20240708-en
windows7-x64
28 signatures
150 seconds
General
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Target
61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe
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Size
255KB
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MD5
61dde54dcf3f69051c3d08a36aa7a281
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SHA1
0cb13ee09cfd2c14c17a54cd1a139b8d60bdb16f
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SHA256
58cee81a760e523b1421260af8d9eec614d7b8706a770933e8c29d38fe32ee57
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SHA512
a799ee5806ae8a381c05ccf1e95676a46d75bc830086506ccfb501724cc0da162b6c3fc6732e084a36e2546180c7f4caf9ba8c79e5a686bca642ca3d94c88383
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJa:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIt
Malware Config
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" cjvyflrzka.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" cjvyflrzka.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" cjvyflrzka.exe -
Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" cjvyflrzka.exe -
Executes dropped EXE 5 IoCs
pid Process 1128 cjvyflrzka.exe 2944 cynhepfruiqvgmv.exe 2988 krnxssxw.exe 2832 dfpggriskiixg.exe 2888 krnxssxw.exe -
Loads dropped DLL 5 IoCs
pid Process 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 1128 cjvyflrzka.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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resource yara_rule behavioral1/memory/808-0-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/files/0x0008000000015d87-9.dat upx behavioral1/files/0x000a00000001202b-17.dat upx behavioral1/files/0x0008000000015d5f-27.dat upx behavioral1/memory/2832-43-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2988-42-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/files/0x0008000000015d9c-41.dat upx behavioral1/memory/2944-29-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-25-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/808-47-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/files/0x0002000000003d25-64.dat upx behavioral1/files/0x0002000000003d26-70.dat upx behavioral1/memory/1128-76-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-80-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2888-81-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2988-79-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-78-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-77-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-82-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-83-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2988-85-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-89-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2988-88-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-86-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-84-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2888-87-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2988-93-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2888-92-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-96-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-97-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-95-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-98-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-99-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-100-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-102-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-103-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-101-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-106-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-107-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-105-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-111-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-113-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-112-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-114-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-115-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-116-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-117-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-119-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-118-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-120-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-122-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-121-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-123-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-124-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-125-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-127-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-128-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-126-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-130-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-131-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-129-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2944-134-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/2832-135-0x0000000000400000-0x00000000004A0000-memory.dmp upx behavioral1/memory/1128-133-0x0000000000400000-0x00000000004A0000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirstRunDisabled = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "1" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallOverride = "1" cjvyflrzka.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\kfvphkqv = "cjvyflrzka.exe" cynhepfruiqvgmv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\dlurkqas = "cynhepfruiqvgmv.exe" cynhepfruiqvgmv.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "dfpggriskiixg.exe" cynhepfruiqvgmv.exe -
Enumerates connected drives 3 TTPs 64 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\e: cjvyflrzka.exe File opened (read-only) \??\e: krnxssxw.exe File opened (read-only) \??\r: cjvyflrzka.exe File opened (read-only) \??\a: krnxssxw.exe File opened (read-only) \??\o: krnxssxw.exe File opened (read-only) \??\m: cjvyflrzka.exe File opened (read-only) \??\e: krnxssxw.exe File opened (read-only) \??\l: krnxssxw.exe File opened (read-only) \??\u: krnxssxw.exe File opened (read-only) \??\v: krnxssxw.exe File opened (read-only) \??\g: cjvyflrzka.exe File opened (read-only) \??\x: cjvyflrzka.exe File opened (read-only) \??\v: krnxssxw.exe File opened (read-only) \??\g: krnxssxw.exe File opened (read-only) \??\q: krnxssxw.exe File opened (read-only) \??\r: krnxssxw.exe File opened (read-only) \??\h: cjvyflrzka.exe File opened (read-only) \??\n: cjvyflrzka.exe File opened (read-only) \??\o: krnxssxw.exe File opened (read-only) \??\t: krnxssxw.exe File opened (read-only) \??\l: cjvyflrzka.exe File opened (read-only) \??\s: krnxssxw.exe File opened (read-only) \??\h: krnxssxw.exe File opened (read-only) \??\x: krnxssxw.exe File opened (read-only) \??\a: cjvyflrzka.exe File opened (read-only) \??\b: cjvyflrzka.exe File opened (read-only) \??\k: krnxssxw.exe File opened (read-only) \??\n: krnxssxw.exe File opened (read-only) \??\t: cjvyflrzka.exe File opened (read-only) \??\j: krnxssxw.exe File opened (read-only) \??\i: krnxssxw.exe File opened (read-only) \??\r: krnxssxw.exe File opened (read-only) \??\z: krnxssxw.exe File opened (read-only) \??\b: krnxssxw.exe File opened (read-only) \??\p: krnxssxw.exe File opened (read-only) \??\y: krnxssxw.exe File opened (read-only) \??\p: cjvyflrzka.exe File opened (read-only) \??\g: krnxssxw.exe File opened (read-only) \??\k: krnxssxw.exe File opened (read-only) \??\v: cjvyflrzka.exe File opened (read-only) \??\y: cjvyflrzka.exe File opened (read-only) \??\h: krnxssxw.exe File opened (read-only) \??\n: krnxssxw.exe File opened (read-only) \??\x: krnxssxw.exe File opened (read-only) \??\y: krnxssxw.exe File opened (read-only) \??\j: krnxssxw.exe File opened (read-only) \??\q: cjvyflrzka.exe File opened (read-only) \??\u: cjvyflrzka.exe File opened (read-only) \??\b: krnxssxw.exe File opened (read-only) \??\w: krnxssxw.exe File opened (read-only) \??\a: krnxssxw.exe File opened (read-only) \??\s: krnxssxw.exe File opened (read-only) \??\i: cjvyflrzka.exe File opened (read-only) \??\p: krnxssxw.exe File opened (read-only) \??\z: krnxssxw.exe File opened (read-only) \??\z: cjvyflrzka.exe File opened (read-only) \??\s: cjvyflrzka.exe File opened (read-only) \??\w: cjvyflrzka.exe File opened (read-only) \??\u: krnxssxw.exe File opened (read-only) \??\i: krnxssxw.exe File opened (read-only) \??\l: krnxssxw.exe File opened (read-only) \??\j: cjvyflrzka.exe File opened (read-only) \??\k: cjvyflrzka.exe File opened (read-only) \??\o: cjvyflrzka.exe -
Modifies WinLogon 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCScan = "0" cjvyflrzka.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4294967197" cjvyflrzka.exe -
AutoIT Executable 57 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/808-0-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/808-20-0x00000000023A0000-0x0000000002440000-memory.dmp autoit_exe behavioral1/memory/2832-43-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2988-42-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/808-47-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-76-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-80-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2888-81-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2988-79-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-78-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-77-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-82-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-83-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2988-85-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-89-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2988-88-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-86-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-84-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2888-87-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2988-93-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2888-92-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-96-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-97-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-95-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-98-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-99-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-100-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-102-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-103-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-101-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-106-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-107-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-105-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-111-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-113-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-112-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-114-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-115-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-116-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-117-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-119-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-118-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-120-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-122-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-121-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-123-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-124-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-125-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-127-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-128-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-126-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-130-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-131-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-129-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2944-134-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/2832-135-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe behavioral1/memory/1128-133-0x0000000000400000-0x00000000004A0000-memory.dmp autoit_exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\dfpggriskiixg.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\msvbvm60.dll cjvyflrzka.exe File opened for modification C:\Windows\SysWOW64\cjvyflrzka.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\krnxssxw.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\cynhepfruiqvgmv.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File created C:\Windows\SysWOW64\krnxssxw.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\dfpggriskiixg.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File created C:\Windows\SysWOW64\cjvyflrzka.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File created C:\Windows\SysWOW64\cynhepfruiqvgmv.exe 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe -
Drops file in Program Files directory 15 IoCs
description ioc Process File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal krnxssxw.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe krnxssxw.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.nal krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe krnxssxw.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.nal krnxssxw.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe File created \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe File opened for modification \??\c:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe File opened for modification C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe krnxssxw.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\mydoc.rtf 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe File opened for modification C:\Windows\mydoc.rtf WINWORD.EXE File created C:\Windows\~$mydoc.rtf WINWORD.EXE File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Office loads VBA resources, possible macro or embedded object present
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Modifies registry class 24 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSF\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs cjvyflrzka.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.reg\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\MACHINE\Software\Classes\CLV.Classes 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com3 = "2FC0B02847E038EA52CDB9D1339DD4BE" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.WSH\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsf cjvyflrzka.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.vbs\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.reg cjvyflrzka.exe Set value (data) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom2 = "1844C67D14E7DBC0B8CF7FE5ED9F37CA" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.bat cjvyflrzka.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc cjvyflrzka.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.bat\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.wsh cjvyflrzka.exe Set value (data) \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com1 = "33402C0D9D5682566A4376DC77242DAD7D8564D8" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com2 = "6ACDF9BDF963F19183753A41869D3E93B38A02FD4269023FE1C942ED09D3" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\Com4 = "7EF5FFF84F5B856F9146D65A7D9CBCEEE1465937674E6236D7EA" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\CLV.Classes\StartCom1 = "E7836BB3FF1D22D8D278D0A58B789017" 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.wsc\ = "txtfile" cjvyflrzka.exe Key created \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings explorer.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2712 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2888 krnxssxw.exe 2888 krnxssxw.exe 2888 krnxssxw.exe 2888 krnxssxw.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2944 cynhepfruiqvgmv.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe Token: SeShutdownPrivilege 1872 explorer.exe -
Suspicious use of FindShellTrayWindow 47 IoCs
pid Process 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2888 krnxssxw.exe 2888 krnxssxw.exe 2888 krnxssxw.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe -
Suspicious use of SendNotifyMessage 34 IoCs
pid Process 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 1128 cjvyflrzka.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2944 cynhepfruiqvgmv.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2988 krnxssxw.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 2832 dfpggriskiixg.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe 1872 explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2712 WINWORD.EXE 2712 WINWORD.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 808 wrote to memory of 1128 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 30 PID 808 wrote to memory of 1128 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 30 PID 808 wrote to memory of 1128 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 30 PID 808 wrote to memory of 1128 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 30 PID 808 wrote to memory of 2944 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 31 PID 808 wrote to memory of 2944 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 31 PID 808 wrote to memory of 2944 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 31 PID 808 wrote to memory of 2944 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 31 PID 808 wrote to memory of 2988 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 32 PID 808 wrote to memory of 2988 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 32 PID 808 wrote to memory of 2988 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 32 PID 808 wrote to memory of 2988 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 32 PID 808 wrote to memory of 2832 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 33 PID 808 wrote to memory of 2832 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 33 PID 808 wrote to memory of 2832 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 33 PID 808 wrote to memory of 2832 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 33 PID 1128 wrote to memory of 2888 1128 cjvyflrzka.exe 34 PID 1128 wrote to memory of 2888 1128 cjvyflrzka.exe 34 PID 1128 wrote to memory of 2888 1128 cjvyflrzka.exe 34 PID 1128 wrote to memory of 2888 1128 cjvyflrzka.exe 34 PID 808 wrote to memory of 2712 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 35 PID 808 wrote to memory of 2712 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 35 PID 808 wrote to memory of 2712 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 35 PID 808 wrote to memory of 2712 808 61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe 35 PID 2712 wrote to memory of 3020 2712 WINWORD.EXE 37 PID 2712 wrote to memory of 3020 2712 WINWORD.EXE 37 PID 2712 wrote to memory of 3020 2712 WINWORD.EXE 37 PID 2712 wrote to memory of 3020 2712 WINWORD.EXE 37 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\61dde54dcf3f69051c3d08a36aa7a281_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:808 -
C:\Windows\SysWOW64\cjvyflrzka.execjvyflrzka.exe2⤵
- Modifies visibility of file extensions in Explorer
- Modifies visiblity of hidden/system files in Explorer
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Enumerates connected drives
- Modifies WinLogon
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Windows\SysWOW64\krnxssxw.exeC:\Windows\system32\krnxssxw.exe3⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2888
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C:\Windows\SysWOW64\cynhepfruiqvgmv.execynhepfruiqvgmv.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2944
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C:\Windows\SysWOW64\krnxssxw.exekrnxssxw.exe2⤵
- Executes dropped EXE
- Enumerates connected drives
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2988
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C:\Windows\SysWOW64\dfpggriskiixg.exedfpggriskiixg.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2832
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"2⤵
- Drops file in Windows directory
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122883⤵PID:3020
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C:\Windows\explorer.exeexplorer.exe1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1872
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
7Replay Monitor
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Downloads
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Filesize
255KB
MD516718181da95f441a1a58647d8d88094
SHA14cbc5420423872c7f7cc61bf1db00e7f85aa8d96
SHA256f50018e7c0ddc0e1c4afcf0b245ab88182a5adea16210e4ddd7171eaa0a8a1cb
SHA512ce8021fab8ea3504ff2e82077ec22ec0dc50e4a8e3a311c119f30e3c14c7b9b8d699acfdf94aa8f84d5228959f6b1ae3589c95ccd348f8f97408804d2c24f976
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Filesize
255KB
MD58e1406117a0d72c93ec6e2361214e9cb
SHA10746fb27814cd6593c50479b41224cac5adc22a7
SHA256af614cec692dd11e7fe08d8c40a356a0f6725025ce5c812571a798eb0720d71f
SHA5120d3634892b6ef1d372fd31b4554de9d0c5a555923988aaec9b493b8ce817e98536459ab85cdd6188a388f32b1d7e5aab0eb29d9e13977e8201ad29c19cc54686
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Filesize
255KB
MD5b5ab3f8b4ccf82358a9b119c5842bf50
SHA1b552b9fd15b135081f16e7ea83ed8b74713c5622
SHA25686e6eb4f903b3750c20538821c350359b49f38acf73b339c506ebb2b371ae923
SHA51203bd3c7289005f1eed74021e9337332aa0e9957a924f52eafb6e2d01d07c0a57575521d892e2acd529e4daaccab0928bddb6e0fcb7d80c8c4f4efcd938287ed6
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Filesize
255KB
MD5c4c64b15aa538bffd93760d15e41d890
SHA1026254805f5456b7f92c7cb4eaa891eee344da3f
SHA256eae04ac9be0caea6d893d32cb272cef2fb774e6b8705d5d1c29da89bf4cdbffa
SHA51270bc632ee4fb91bd04abd886f98d177f597d1bc5818c5d1e84083c97acaa53ee17094a027bb8f7a790a408a420c75f57b7bcc65af29fb07627a827d5702527b2
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Filesize
255KB
MD541e2ced03fa968eb678c13239393f38b
SHA1a8fcd128840437a15fb16da661a4348ba221b179
SHA256e050f6c84baeabbc295c3243038f8fa27b9bc543a2f13a0167ed353a2ab317bb
SHA5125a8dd94f7e7ab8b5eb6f420c8ba5d8f73e5913685683fccd4beddd14b0475653ed57aa3be3747f7b615fdd32fca96a484ab092c155d7c43170532fe984d58554
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Filesize
223B
MD506604e5941c126e2e7be02c5cd9f62ec
SHA14eb9fdf8ff4e1e539236002bd363b82c8f8930e1
SHA25685f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
SHA512803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7
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Filesize
255KB
MD5f7d278111fd1b115f1010aa83950e905
SHA17ec0638d229a318b898852ba100671e1c3d83523
SHA256132401b3dc2ba5b908a020f5b89556b325e2308b0a12484df1714fb5ede3761c
SHA512e8b40966ad199779cebeb6aa7c7c0c468d4632a9dbbe853d9df282b20818c54001c5d994b8056738c2ddd4c61dd4db5e1394487599f6b41fe3e8ce896866562b