Analysis
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max time kernel
62s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
19-07-2024 01:42
Static task
static1
Behavioral task
behavioral1
Sample
59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe
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Size
243KB
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MD5
59f51a6c348adcf831951ebdb2dfd7db
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SHA1
7b82f1fc193392e1d7a97209f1a6cc25678385c7
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SHA256
7566fe668c9cf9b0a92f81279528d141fc7aa4acb3e38c61f3ba4519e88f6981
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SHA512
3460e69bbf3ff4fe4357719d15e05e2e6037729e731fe7a26de48bfa931f918f56a35adb78c8d84fc9476b42e86959f1283c36981e23edf087bf6e5f59a044cf
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SSDEEP
6144:lofAndVrvYwQjRrwuo85fZp+6i4ME1DMmJQu5H4EzDnLVQ:mY7lQjJaCx06TM6MmySHHzDL
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3294248377-1418901787-4083263181-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\cb4f2c37\\X" Explorer.EXE -
Deletes itself 1 IoCs
pid Process 2772 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 332 csrss.exe 2780 X -
Loads dropped DLL 2 IoCs
pid Process 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 69.64.52.10 Destination IP 69.64.52.10 Destination IP 69.64.52.10 Destination IP 69.64.52.10 Destination IP 69.64.52.10 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2408 set thread context of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32 -
Modifies registry class 3 IoCs
description ioc Process Key created \registry\machine\Software\Classes\Interface\{9d188ed4-7f0f-50e8-d51f-37567dd51fd0} 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9d188ed4-7f0f-50e8-d51f-37567dd51fd0}\u = "71" 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9d188ed4-7f0f-50e8-d51f-37567dd51fd0}\cid = "2161165983077760765" 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2780 X -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe Token: SeDebugPrivilege 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 332 csrss.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1192 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 21 PID 2408 wrote to memory of 332 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 2 PID 2408 wrote to memory of 2780 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 30 PID 2408 wrote to memory of 2780 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 30 PID 2408 wrote to memory of 2780 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 30 PID 2408 wrote to memory of 2780 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 30 PID 2780 wrote to memory of 1192 2780 X 21 PID 332 wrote to memory of 2268 332 csrss.exe 31 PID 332 wrote to memory of 2268 332 csrss.exe 31 PID 2408 wrote to memory of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32 PID 2408 wrote to memory of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32 PID 2408 wrote to memory of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32 PID 2408 wrote to memory of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32 PID 2408 wrote to memory of 2772 2408 59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe 32
Processes
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C:\Windows\system32\csrss.exe%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=161⤵
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:332
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies WinLogon for persistence
PID:1192 -
C:\Users\Admin\AppData\Local\Temp\59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\59f51a6c348adcf831951ebdb2dfd7db_JaffaCakes118.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Users\Admin\AppData\Local\cb4f2c37\X*0*47*e201fefd*69.64.52.10:533⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2780
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
PID:2772
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C:\Windows\system32\wbem\WMIADAP.EXEwmiadap.exe /F /T /R1⤵PID:2268
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD51149c1bd71248a9d170e4568fb08df30
SHA16f77f183d65709901f476c5d6eebaed060a495f9
SHA256c2dcf387cb4d218f50463338291e7db38afbdab9aab88fc54e7f9283df1792d1
SHA5129e6eac8facb23b38552d37c9f3cb24098f871d2885ecb3630fcd0199c5600b12a42f095f9fbeb90e5632496491d46fd987660cdda695e92dc386bd482d3ff459
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Filesize
38KB
MD572de2dadaf875e2fd7614e100419033c
SHA15f17c5330e91a42daa9ff24c4aa602bd1a72bf6e
SHA256c44993768a4dc5a58ddbfc9cb05ce2a7d3a0a56be45643d70a72bcf811b6c381
SHA512e2520a53326a7d3b056e65d0cf60e9d823ffb34ca026cdddc7ea3a714f8396c53c37e13a887fc86a7dd7076c97fdfad53c3f5a68342ebc1bdec948c76bda8df3
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Filesize
2KB
MD5c251f65b09e3dded62a223f24d10ffd4
SHA187c63095fa9e44c68882262704d70329a90a9dc7
SHA256e83039c764c10b89e4c068741424638425e4c059c1b851a47b983b92baa33171
SHA5129c040b3ef6b08356b5520ed0e33e1bfec075525a92d3082dd5ae74e0dbc8ca0772c736359b062a900efedc452a3889b628cbc910a00e9a1ee0ea107c3c7d09b1