Analysis
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max time kernel
140s -
max time network
99s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30/05/2024, 08:19
Static task
static1
Behavioral task
behavioral1
Sample
838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe
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Size
80KB
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MD5
838d6b54c8ce5c390ab440e2767c5e5d
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SHA1
9a04ef6a21b1d5f88ce108c4f669cf3814b08b5c
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SHA256
78bfae46adb0ac295300c8b4fb18e7b21ce603ffd8bc82d609dfc224f60cbbd9
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SHA512
1d38c5bd26c228483670335b6dd62f547a376829405ad4d937ec52143e823db7b4680e8c9af09528a9309ab96e2b3d3ab2d8bba0e4527b6e49a9a71335cf2fa7
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SSDEEP
1536:xFqsQSZRzMfmCj/5gXVV66VyUD6CS3f1Tqw:TnZRzImCr5glVLgUDBk1uw
Malware Config
Signatures
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Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer\Run 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\internat = "c:\\windows\\internat.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\userun32 = "c:\\windows\\userun32.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\internat\ImagePath = "c:\\windows\\internat.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.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\internat = "c:\\windows\\internat.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunServices\internat = "c:\\windows\\internat.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass32 = "c:\\windows\\lsass32.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Enumerates connected drives 3 TTPs 21 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\x: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\t: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\o: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\l: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\k: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\g: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\e: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\z: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\j: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\q: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\m: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\u: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\r: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\p: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\i: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\h: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\w: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\v: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\n: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\y: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened (read-only) \??\s: 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created \??\c:\windows\SysWOW64\regedit.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification \??\c:\windows\internat.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\userun32.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\regedit2.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\Ãëàâíîå ìåíþ\Ïðîãðàììû\Àâòîçàãðóçêà\msoffice.scr 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\Start Menu\Programs\Startup\msoffice.scr 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened for modification \??\c:\windows\userun32.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\calc.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened for modification \??\c:\windows\calc.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened for modification \??\c:\windows\mui\modem.sys 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\internat.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File created \??\c:\windows\lsass32.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened for modification \??\c:\windows\lsass32.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe File opened for modification \??\c:\windows\regedit2.exe 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9} 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\ThisEXE = "c:\\users\\admin\\appdata\\local\\temp\\838d6b54c8ce5c390ab440e2767c5e5d_jaffacakes118.exe" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F6ABE4A8-C73A-305A-BFEF-E4FA2BC9D8A9}\VerProg = "113" 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4240 838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\838d6b54c8ce5c390ab440e2767c5e5d_JaffaCakes118.exe"1⤵
- Adds policy Run key to start application
- Sets service image path in registry
- Adds Run key to start application
- Enumerates connected drives
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of FindShellTrayWindow
PID:4240
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
81KB
MD5f1c1b580a2016e50e8b978a2d1779611
SHA199fbd33c4a57e5393452859a3a9c2e37cbf18ac3
SHA256bdbf5e4e997231f0bc0117eb133dc857d413e3d2ca6133cb19e5b6064b6b0109
SHA5122abd660aa946cce45cadaa7ed426030b48da4bbed1e382a89fcd9e344992fc3b16dd29463de897f00b1890e797c928c369a7a4a3ad336a838c89724b0165d077