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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19/01/2025, 16:59
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe
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Size
295KB
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MD5
cda078a5cad585a8c65722cb893499a2
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SHA1
1994003676c0360b6e98de17038b4f86d12f314b
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SHA256
11d0a2ca052ba63b04576d49bd2150bf09159f6c037ae8f53f365e0172c93d6d
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SHA512
94e7e69445e68d0bc03a7fac9a19b687161ef974ec881b454674998c9d9f070a97f02633c28414460417cdd396640d58c31a0466ffaadec0cfb54d837cff2c49
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SSDEEP
6144:UaUdZWjtJAqqULirzVqpvZoV+XjQ4EbnVW5GJZ2tNYLj8MfsaeWJ:UVdZWjtmroZuV+kVzYKj86saFJ
Malware Config
Extracted
xtremerat
cescmouad.zapto.org
Signatures
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Detect XtremeRAT payload 5 IoCs
resource yara_rule behavioral2/memory/4492-76-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/4492-75-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/3316-77-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/4492-78-0x0000000010000000-0x000000001004B000-memory.dmp family_xtremerat behavioral2/memory/3316-79-0x0000000010000000-0x000000001004B000-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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Xtremerat family
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4456 set thread context of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 -
resource yara_rule behavioral2/memory/4492-69-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/4492-74-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/4492-76-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/4492-75-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3316-77-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/4492-78-0x0000000010000000-0x000000001004B000-memory.dmp upx behavioral2/memory/3316-79-0x0000000010000000-0x000000001004B000-memory.dmp upx -
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 1520 3316 WerFault.exe 87 1472 3316 WerFault.exe 87 -
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 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Modifies registry class 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.key JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile" JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4456 wrote to memory of 4492 4456 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 86 PID 4492 wrote to memory of 3316 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 87 PID 4492 wrote to memory of 3316 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 87 PID 4492 wrote to memory of 3316 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 87 PID 4492 wrote to memory of 3316 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 87 PID 4492 wrote to memory of 3176 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 88 PID 4492 wrote to memory of 3176 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 88 PID 4492 wrote to memory of 3176 4492 JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_cda078a5cad585a8c65722cb893499a2.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4492 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- System Location Discovery: System Language Discovery
PID:3316 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 4764⤵
- Program crash
PID:1520
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 5044⤵
- Program crash
PID:1472
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:3176
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3316 -ip 33161⤵PID:1700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3316 -ip 33161⤵PID:8