180a90f4bae530f85bbe15a9f2a4751d4f764cfdd80768dca178705cd6302979

Analysis

max time kernel
90s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29/09/2024, 04:35

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General

Target

fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
Size

129KB
MD5

fdcf432348154a1da33cecc075b90aa3
SHA1

62db331f3ced3fe9e9b5b3e232d54519f67fa6c1
SHA256

180a90f4bae530f85bbe15a9f2a4751d4f764cfdd80768dca178705cd6302979
SHA512

91531e9a3309a527df6fe458aba39622fa7d1bed1e091e7819828c9bd25b97ed07f1e687d828d519eadb4cc4e9320cc3e4490aaab8bb346c2b0eb426db447868
SSDEEP

3072:1JoNIFhq9fUsf8e2xGKfK6jnPNv/jywxmi7ifQc5nWbEZo:1JU9lf89xRK6jB7ai7ifv5B2

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1440	Wafjff.exe
1544	Wafjff.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wafjff = "C:\\Users\\Admin\\AppData\\Roaming\\Wafjff.exe"	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3048 set thread context of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 1440 set thread context of 1544	1440	Wafjff.exe	88

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wafjff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Wafjff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134249"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134249"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "713098375"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "714973954"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "714973954"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{560B8E97-7E1C-11EF-84CD-F60A6DD2E828} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134249"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434349538"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "713098375"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134249"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2164	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
2164	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1544	Wafjff.exe
Token: SeDebugPrivilege	4576	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2960	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2960	IEXPLORE.EXE
2960	IEXPLORE.EXE
4576	IEXPLORE.EXE
4576	IEXPLORE.EXE
4576	IEXPLORE.EXE
4576	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 3048 wrote to memory of 2164	3048	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	86
PID 2164 wrote to memory of 1440	2164	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	87
PID 2164 wrote to memory of 1440	2164	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	87
PID 2164 wrote to memory of 1440	2164	fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe	87
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1440 wrote to memory of 1544	1440	Wafjff.exe	88
PID 1544 wrote to memory of 4728	1544	Wafjff.exe	94
PID 1544 wrote to memory of 4728	1544	Wafjff.exe	94
PID 1544 wrote to memory of 4728	1544	Wafjff.exe	94
PID 4728 wrote to memory of 2960	4728	iexplore.exe	95
PID 4728 wrote to memory of 2960	4728	iexplore.exe	95
PID 2960 wrote to memory of 4576	2960	IEXPLORE.EXE	96
PID 2960 wrote to memory of 4576	2960	IEXPLORE.EXE	96
PID 2960 wrote to memory of 4576	2960	IEXPLORE.EXE	96
PID 1544 wrote to memory of 4576	1544	Wafjff.exe	96
PID 1544 wrote to memory of 4576	1544	Wafjff.exe	96

C:\Users\Admin\AppData\Local\Temp\fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fdcf432348154a1da33cecc075b90aa3_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Users\Admin\AppData\Roaming\Wafjff.exe
    "C:\Users\Admin\AppData\Roaming\Wafjff.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1440
  - - C:\Users\Admin\AppData\Roaming\Wafjff.exe
      C:\Users\Admin\AppData\Roaming\Wafjff.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1544
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4728
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:2960
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2960 CREDAT:17410 /prefetch:2
        7⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:4576

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
e81809e35464c6a8ccffb00fa7424f8a

SHA1
aca926d8ab54a834b33db7c5fb4355287d2cd2a7

SHA256
01c74bfb667bcffad25fd994026261a336a8e8dcf85ad629a75c87e838fcf744

SHA512
d807413cf4356a8861ae6bbfe5fd2792bdb5b81ec9fe64f6d567e505d001c847d8eeb4bc730599a5428afcf561d35ddf022d1d3079036d65a0e382d4737d5c28

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
cd9f89b0e03673eee9502e7f58946202

SHA1
82020cff052ca82513b489dd0c5e54aff1a26844

SHA256
79528f89a39da259c1124bc276155b8c94f04b24abd9b0b47889859d17a6a2b3

SHA512
f766879576f5d5c18ba784d0a0feabce1e3fbb29f854ec0ec26fa4a2f9b060381530449545c549b2f57ce32851067ae4e874485179f036f7f49fec1707ac60b4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver57EF.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\JACP9GNT\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Roaming\Wafjff.exe

Filesize
129KB

MD5
fdcf432348154a1da33cecc075b90aa3

SHA1
62db331f3ced3fe9e9b5b3e232d54519f67fa6c1

SHA256
180a90f4bae530f85bbe15a9f2a4751d4f764cfdd80768dca178705cd6302979

SHA512
91531e9a3309a527df6fe458aba39622fa7d1bed1e091e7819828c9bd25b97ed07f1e687d828d519eadb4cc4e9320cc3e4490aaab8bb346c2b0eb426db447868

Download Submit
memory/1440-19-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/1544-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1544-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1544-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2164-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2164-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2164-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2164-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3048-0-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/3048-4-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download