Analysis
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max time kernel
93s -
max time network
152s -
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 18:09
Behavioral task
behavioral1
Sample
JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe
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Size
30KB
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MD5
67206d90c5709953a30622a7c1915f69
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SHA1
cbdc881a6906faf788af11708d07e628dd87034a
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SHA256
ffafece73dbc11abec550477e3c4d8b78a08984882f1c59aeed210af480e5476
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SHA512
1916aae4ff9fd81561ffa40f1ab3cdf5a285a3bce8ed5dceab8301952c1fe7757954658ca58bd2346c4689542a2acef097d5988f76dd3e2e7fd8284c140964d8
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SSDEEP
768:SR4l/50VTed7NY+K3LeJPd2lVMG7Rxrl4U2sJD73RX1FK6:gTyu7YOMqRvBD73RX1p
Malware Config
Signatures
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Detect XtremeRAT payload 2 IoCs
resource yara_rule behavioral2/memory/3952-1-0x0000000010000000-0x000000001004A000-memory.dmp family_xtremerat behavioral2/memory/1480-3-0x0000000010000000-0x000000001004A000-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/1480-0-0x0000000010000000-0x000000001004A000-memory.dmp upx behavioral2/memory/3952-1-0x0000000010000000-0x000000001004A000-memory.dmp upx behavioral2/memory/1480-3-0x0000000010000000-0x000000001004A000-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 4092 3952 WerFault.exe 83 2336 3952 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 JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1480 wrote to memory of 3952 1480 JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe 83 PID 1480 wrote to memory of 3952 1480 JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe 83 PID 1480 wrote to memory of 3952 1480 JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe 83 PID 1480 wrote to memory of 3952 1480 JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67206d90c5709953a30622a7c1915f69.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Windows\SysWOW64\notepad.exenotepad.exe2⤵
- System Location Discovery: System Language Discovery
PID:3952 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 4763⤵
- Program crash
PID:4092
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 4883⤵
- Program crash
PID:2336
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3952 -ip 39521⤵PID:5004
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3952 -ip 39521⤵PID:212