Analysis
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max time kernel
149s -
max time network
7s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
16/04/2024, 13:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe
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Size
232KB
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MD5
f38ec47b0c3108bdf5d5627ea4f399b3
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SHA1
c2387aa47eb97776f3f9bbbac91dae93d19ef71d
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SHA256
c25981057bcdc92b97c0c5aed6222357a27ace44db44a0f22db67dc76041103d
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SHA512
13bd409b766a9b36348e0631ce0e76d658514146a6b022f40ae80b82b707dd0543d6f213a565a6465c2ba5ae06729b2138497d2e0c8c9d3e8cfdf0d5c6743e6f
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SSDEEP
1536:GPzkhyGomoDo0omoEo4A5AVzotokoXoOoioVo2oEogoFoPoeoWooo7oxozoZoMoJ:MtJA5AVap/S
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" siyin.exe -
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-1-5-21-1132431369-515282257-1998160155-1000\Control Panel\International\Geo\Nation f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 772 siyin.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /I" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /F" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /n" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /k" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /g" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /M" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /o" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /f" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /H" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /Q" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /V" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /h" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /r" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /X" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /y" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /a" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /N" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /S" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /P" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /x" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /i" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /v" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /z" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /d" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /O" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /J" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /j" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /w" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /u" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /C" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /p" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /l" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /W" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /U" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /b" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /c" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /s" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /T" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /q" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /t" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /A" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /G" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /e" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /L" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /m" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /E" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /R" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /K" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /Y" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /D" siyin.exe Set value (str) \REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\siyin = "C:\\Users\\Admin\\siyin.exe /Z" siyin.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe 772 siyin.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1208 f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe 772 siyin.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1208 wrote to memory of 772 1208 f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe 84 PID 1208 wrote to memory of 772 1208 f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe 84 PID 1208 wrote to memory of 772 1208 f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe 84 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80 PID 772 wrote to memory of 1208 772 siyin.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f38ec47b0c3108bdf5d5627ea4f399b3_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1208 -
C:\Users\Admin\siyin.exe"C:\Users\Admin\siyin.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
232KB
MD5090e5dff2cbde7bbe2abb670bf9c4f69
SHA11294fb6845df5ebf79023ab14928795e9863a606
SHA256bd3507b9c4f404fb4aba9b042ad0e36ff7b476d51dfadcde32815793440376dd
SHA512d330ba9582955a62f86baf1d000b299cbc9c38fac73c89affb6b71e34d9ffae164d50812cc9183d650c5d14b9ce7a4400d6669267d0b978de60ba69348c096d8