Analysis
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max time kernel
148s -
max time network
106s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-11-2024 19:00
Behavioral task
behavioral1
Sample
8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe
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Size
33KB
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MD5
8490c5867fb61c6c6e8208eb3bcf9b7a
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SHA1
2d004aa823f605d900b06ea3093d96ca073f74d7
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SHA256
90aeebada5d47401cba50db00b9033b43492810da276fa1c8690c2963f7423bb
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SHA512
8ed71741747b8c43a2c7461b4bf0f2acdbdf7b8352513956e8566b9b90d6c83ca26b6ae76a3741f0aaf0b3b97bb5b16693c7f18c9055e6ff4cf3de2e02d62215
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SSDEEP
768:zMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lStzS1t+zVkPWC:INW71rcYDAWeotvXlQVePW
Malware Config
Extracted
xtremerat
slaizer.no-ip.biz
Signatures
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Detect XtremeRAT payload 3 IoCs
resource yara_rule behavioral2/memory/3596-1-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1744-2-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/3596-3-0x0000000010000000-0x000000001004D000-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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resource yara_rule behavioral2/memory/1744-0-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/3596-1-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1744-2-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/3596-3-0x0000000010000000-0x000000001004D000-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 1856 3596 WerFault.exe 83 2676 3596 WerFault.exe 83 -
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 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1744 wrote to memory of 3596 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 83 PID 1744 wrote to memory of 3596 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 83 PID 1744 wrote to memory of 3596 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 83 PID 1744 wrote to memory of 3596 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 83 PID 1744 wrote to memory of 1168 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 85 PID 1744 wrote to memory of 1168 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 85 PID 1744 wrote to memory of 1168 1744 8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1744 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- System Location Discovery: System Language Discovery
PID:3596 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 4803⤵
- Program crash
PID:1856
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 4883⤵
- Program crash
PID:2676
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:1168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3596 -ip 35961⤵PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3596 -ip 35961⤵PID:4356