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Analysis
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max time kernel
136s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17/08/2024, 14:18
Static task
static1
Behavioral task
behavioral1
Sample
a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe
Resource
win7-20240708-en
General
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Target
a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe
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Size
127KB
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MD5
a2dfcbe1c4b858be83842f6d016b95e7
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SHA1
fa68e664b8fa5adec1d00eb1283402c6380b606d
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SHA256
5ae317cfd4fcabd4e18e333040dd6b58fadf4a997637d84e3c6b6730eb131f06
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SHA512
26d165fc9cb1750830d57878a1c1dcf0fe5d37d176f7f5882e76e2ecd04cde62264e11bae83f882aa1b9497c2e310b51875a0032b024d11cac39121ff6872190
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SSDEEP
3072:VaBJqCg2O2Mw4XulJwlSQBZgxjC5baaVwqUVOxSc0y1:VarDgYMwRLQzZhxOqUVOxXB
Malware Config
Extracted
xtremerat
pop93.no-ip.org
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral2/memory/3004-10-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/3324-11-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/3324-12-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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resource yara_rule behavioral2/memory/3004-5-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3004-9-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3004-10-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3324-11-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3324-12-0x0000000010000000-0x000000001004B000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4260 set thread context of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 3260 3324 WerFault.exe 85 4216 3324 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 3 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 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 4260 wrote to memory of 3004 4260 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 84 PID 3004 wrote to memory of 3324 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 85 PID 3004 wrote to memory of 3324 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 85 PID 3004 wrote to memory of 3324 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 85 PID 3004 wrote to memory of 3324 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 85 PID 3004 wrote to memory of 4280 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 86 PID 3004 wrote to memory of 4280 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 86 PID 3004 wrote to memory of 4280 3004 a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4260 -
C:\Users\Admin\AppData\Local\Temp\a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\a2dfcbe1c4b858be83842f6d016b95e7_JaffaCakes118.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- System Location Discovery: System Language Discovery
PID:3324 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 4804⤵
- Program crash
PID:3260
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3324 -s 5044⤵
- Program crash
PID:4216
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:4280
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3324 -ip 33241⤵PID:2664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3324 -ip 33241⤵PID:2292