Analysis
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max time kernel
149s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2025 02:09
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe
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Size
74KB
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MD5
6203cb9f0390bd5833501a42daed0946
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SHA1
e7ebcc93342d54f19c19c2346c0731e065805d77
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SHA256
f0f9937f25ff59969c71b20af6e7c52c7456aafaea0a49fb001ffb35d70ce37a
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SHA512
3c71321ddf30388ccd1d12ddf7c7e0e42c196ee15878a3c5381bf16afcec92fcdccbb7fc07e80cc3e85ac35f07ddbcb276077dfe29fa60228e723cee9ac43076
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SSDEEP
1536:yaaVdjxUt680GzdKsttHMwcftt6nb5Uffosx/5fiW2jcJm:faVd+f0WJMwclt6nb5uowfP2jD
Malware Config
Extracted
xtremerat
bechiai.no-ip.biz
Signatures
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Detect XtremeRAT payload 4 IoCs
resource yara_rule behavioral2/memory/3508-5-0x0000000010000000-0x000000001005D000-memory.dmp family_xtremerat behavioral2/memory/4928-6-0x0000000010000000-0x0000000010053000-memory.dmp family_xtremerat behavioral2/memory/3508-8-0x0000000010000000-0x000000001005D000-memory.dmp family_xtremerat behavioral2/memory/4928-10-0x0000000010000000-0x0000000010053000-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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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 4984 4928 WerFault.exe 82 3980 4928 WerFault.exe 82 -
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 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3508 wrote to memory of 4928 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 82 PID 3508 wrote to memory of 4928 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 82 PID 3508 wrote to memory of 4928 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 82 PID 3508 wrote to memory of 4928 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 82 PID 3508 wrote to memory of 4716 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 83 PID 3508 wrote to memory of 4716 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 83 PID 3508 wrote to memory of 4716 3508 JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6203cb9f0390bd5833501a42daed0946.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3508 -
C:\Windows\SysWOW64\svchost.exesvchost.exe2⤵
- System Location Discovery: System Language Discovery
PID:4928 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 4683⤵
- Program crash
PID:4984
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4928 -s 4883⤵
- Program crash
PID:3980
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"2⤵PID:4716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4928 -ip 49281⤵PID:3900
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4928 -ip 49281⤵PID:1012