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Analysis
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max time kernel
92s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
04/07/2024, 00:12
Static task
static1
Behavioral task
behavioral1
Sample
23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe
Resource
win7-20231129-en
windows7-x64
Behavioral task
behavioral2
Sample
23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
General
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Target
23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe
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Size
68KB
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MD5
23f6bcc0c3a0946047f2e36256c64ca8
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SHA1
bac0a6dc201485d9935d786086f618fbdecb92df
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SHA256
ffffe82884f58422e0ed7b3b6e5bb8fa89c596f20598a022acf53d8ce1609115
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SHA512
e6eca3ccb158a303b4f30d1b3b09198e263dbc74b7de1c7ad2db95a2dcfc455fabd30c38c856baabe1eb80077d020f84a18ecb32cedc884a5e1aca1aebf8855a
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SSDEEP
768:x0wRKh1v1TSQSu7xpproW6DLH2X196TjNXHoVCosvrWJGgK9cRU82:xBUpSgr+H2mTjN3uCt82
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2108 winlogon.exe -
Drops autorun.inf file 1 TTPs 52 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created \??\A:\autorun.inf winlogon.exe File created \??\J:\autorun.inf winlogon.exe File created \??\W:\autorun.inf winlogon.exe File opened for modification \??\W:\autorun.inf winlogon.exe File created \??\Y:\autorun.inf winlogon.exe File created C:\autorun.inf winlogon.exe File opened for modification \??\H:\autorun.inf winlogon.exe File opened for modification \??\A:\autorun.inf winlogon.exe File opened for modification \??\K:\autorun.inf winlogon.exe File created \??\M:\autorun.inf winlogon.exe File opened for modification \??\O:\autorun.inf winlogon.exe File created D:\autorun.inf winlogon.exe File opened for modification \??\G:\autorun.inf winlogon.exe File opened for modification \??\U:\autorun.inf winlogon.exe File created \??\Z:\autorun.inf winlogon.exe File opened for modification \??\Z:\autorun.inf winlogon.exe File opened for modification \??\E:\autorun.inf winlogon.exe File created \??\H:\autorun.inf winlogon.exe File created \??\I:\autorun.inf winlogon.exe File created \??\O:\autorun.inf winlogon.exe File opened for modification \??\S:\autorun.inf winlogon.exe File opened for modification \??\V:\autorun.inf winlogon.exe File opened for modification \??\I:\autorun.inf winlogon.exe File created \??\L:\autorun.inf winlogon.exe File opened for modification \??\P:\autorun.inf winlogon.exe File opened for modification D:\autorun.inf winlogon.exe File opened for modification \??\Q:\autorun.inf winlogon.exe File created \??\E:\autorun.inf winlogon.exe File opened for modification \??\N:\autorun.inf winlogon.exe File created \??\P:\autorun.inf winlogon.exe File created \??\T:\autorun.inf winlogon.exe File created F:\autorun.inf winlogon.exe File created \??\K:\autorun.inf winlogon.exe File opened for modification \??\L:\autorun.inf winlogon.exe File created \??\U:\autorun.inf winlogon.exe File opened for modification F:\autorun.inf winlogon.exe File opened for modification \??\J:\autorun.inf winlogon.exe File opened for modification \??\M:\autorun.inf winlogon.exe File created \??\N:\autorun.inf winlogon.exe File opened for modification \??\X:\autorun.inf winlogon.exe File opened for modification C:\autorun.inf winlogon.exe File created \??\R:\autorun.inf winlogon.exe File created \??\S:\autorun.inf winlogon.exe File created \??\X:\autorun.inf winlogon.exe File created \??\B:\autorun.inf winlogon.exe File opened for modification \??\B:\autorun.inf winlogon.exe File created \??\G:\autorun.inf winlogon.exe File opened for modification \??\R:\autorun.inf winlogon.exe File opened for modification \??\T:\autorun.inf winlogon.exe File created \??\V:\autorun.inf winlogon.exe File opened for modification \??\Y:\autorun.inf winlogon.exe File created \??\Q:\autorun.inf winlogon.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File created C:\Windows\winlogon.exe 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe File opened for modification C:\Windows\winlogon.exe 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe File created C:\Windows\winlogon.exe winlogon.exe File created C:\Windows\cmd.gdi winlogon.exe File opened for modification C:\Windows\cmd.gdi winlogon.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2108 winlogon.exe 2108 winlogon.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 2108 winlogon.exe 2108 winlogon.exe 2108 winlogon.exe 2108 winlogon.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2876 wrote to memory of 2108 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 80 PID 2876 wrote to memory of 2108 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 80 PID 2876 wrote to memory of 2108 2876 23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\23f6bcc0c3a0946047f2e36256c64ca8_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\winlogon.exe"C:\Windows\winlogon.exe"2⤵
- Executes dropped EXE
- Drops autorun.inf file
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2108
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
328B
MD52d3ca9ca2ba436ba9a0068e41c4fbaa9
SHA193c2fba0f13f9b85620d68cd488fcab5a57c9ad1
SHA25639688676ac66b2af0deea2b19d05243742902b5bc55fcc8c081b084a9fc50b1f
SHA5126a5d71493cd8bf1cc5cb2057fcaad1e7440109db544e3f76171a2da271b07b07763938593fcdf26552c1c85b1d56d89346f817f5db4acc7dcb95c9979d8579d6
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Filesize
68KB
MD523f6bcc0c3a0946047f2e36256c64ca8
SHA1bac0a6dc201485d9935d786086f618fbdecb92df
SHA256ffffe82884f58422e0ed7b3b6e5bb8fa89c596f20598a022acf53d8ce1609115
SHA512e6eca3ccb158a303b4f30d1b3b09198e263dbc74b7de1c7ad2db95a2dcfc455fabd30c38c856baabe1eb80077d020f84a18ecb32cedc884a5e1aca1aebf8855a