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Analysis
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max time kernel
134s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21/08/2024, 01:48
Static task
static1
Behavioral task
behavioral1
Sample
b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe
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Size
59KB
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MD5
b1af7fd4ee97cd94351a8f92b95c4da9
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SHA1
01d710bb84016e31e368907fbb9d07c0edaa8d3e
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SHA256
e0a41d812a2122b571e3e5962244d74524e81380c73dfffafb3b6211bed80c4f
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SHA512
9575467e05e0fc51abc0cde7576dc04ea20dbbb78f29537a3c283db5594b204f94b883733647b586d4fe758211c2d1275b8327b9b8e059588df830b1ef59e03c
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SSDEEP
768:gAtEhoYsUjKVjl9xw3x6nz7vj1wr3a9aPboGH8VzzNVmB9yvFLi+tRnp:gAtEcUKJ3zzj1wJbom8V3NVEAvxbt
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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1088 SERVER.EXE -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SERVER.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1088 SERVER.EXE 1088 SERVER.EXE 1088 SERVER.EXE 1088 SERVER.EXE -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4208 wrote to memory of 1088 4208 b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe 84 PID 4208 wrote to memory of 1088 4208 b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe 84 PID 4208 wrote to memory of 1088 4208 b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe 84 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55 PID 1088 wrote to memory of 3464 1088 SERVER.EXE 55
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3464
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C:\Users\Admin\AppData\Local\Temp\b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b1af7fd4ee97cd94351a8f92b95c4da9_JaffaCakes118.exe"2⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4208 -
C:\Users\Admin\AppData\Local\Temp\SERVER.EXE"C:\Users\Admin\AppData\Local\Temp\SERVER.EXE"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1088
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
50KB
MD5c90d2d0f12d2cb55a5070beba93a4af3
SHA1885b7e08850bcf94b0e09bfb17ce30907586c1a7
SHA25659e9267e3b7ccbd3707d8aedb414e50f5309c035a613462bd1473101b723c500
SHA5125738dd33ef4a0c487011e10224537945cd383f6302a257af89cd5e44058efa2979718ac97738f99e0588acff6ed7415b3d9e745152cb080f14797430fb49f76d