Analysis
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max time kernel
139s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 20:52
Static task
static1
Behavioral task
behavioral1
Sample
9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe
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Size
1.1MB
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MD5
9fe4298d4f2f3dde1e801ebfee8cdbe9
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SHA1
60c5db32af08bf06e8fbdc4bef7942943b8461a6
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SHA256
1350432206bc72e45e26a68642db62d139c901b8ec8a5fbf1231a9d86ef26e3c
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SHA512
bf731ff130975e0581439bf45faa9fe7e4670629defd0ffdf7e097ba7bb7ce605f03f3798ef2906e935dfb6d2f6e178ad6c387a1e8141ab8751d5842b5c629c9
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SSDEEP
24576:UHvZTCpS+IGHJ0XMj/cMk9aDr3aL0tZGeRiU/n0yxlib6wHg7:cBTE/tE99aDeL0tZBbdxYew
Malware Config
Signatures
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Ardamax main executable 1 IoCs
resource yara_rule behavioral2/files/0x000700000002347c-8.dat family_ardamax -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 512 KBQ.exe -
Loads dropped DLL 1 IoCs
pid Process 512 KBQ.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\KBQ Start = "C:\\Windows\\SysWOW64\\JURXYN\\KBQ.exe" KBQ.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\JURXYN\KBQ.002 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe File created C:\Windows\SysWOW64\JURXYN\AKV.exe 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe File created C:\Windows\SysWOW64\JURXYN\KBQ.exe 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\JURXYN\ KBQ.exe File created C:\Windows\SysWOW64\JURXYN\KBQ.004 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe File created C:\Windows\SysWOW64\JURXYN\KBQ.001 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language KBQ.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 512 KBQ.exe Token: SeIncBasePriorityPrivilege 512 KBQ.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 512 KBQ.exe 512 KBQ.exe 512 KBQ.exe 512 KBQ.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4792 wrote to memory of 512 4792 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe 87 PID 4792 wrote to memory of 512 4792 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe 87 PID 4792 wrote to memory of 512 4792 9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\9fe4298d4f2f3dde1e801ebfee8cdbe9_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4792 -
C:\Windows\SysWOW64\JURXYN\KBQ.exe"C:\Windows\system32\JURXYN\KBQ.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
459KB
MD528f68e988bfb6a7c9d45d23058cf74e5
SHA1a0740aea5602429f844cc7ba35c637d26c59edf9
SHA2561dd66d2320104e426a9d8ae390d3199a6ae2ecadb85e35eed9c6ed7a1819d478
SHA512dccc2cb961f86a0e11a27976d9f53043df895edf8ca624ace1be2b002b5ce2c372a833b87fdbeb518ada7666c72d01b9724f5ba203b301af444e1ac01104fcda
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Filesize
61KB
MD5a2e848c23f0e2cca1974ea55e6a99779
SHA134a5a236c6bdfb6b9a47d5cd213147da7a507ad9
SHA256e852249a3fc489ee5c3fb4928dab911c4d826ef180f27faaa2f37a7179d231e4
SHA51270b67fd7368b0efdcaaad3cf8478b7519761afcb0578bded88f61bc357cbddf0c851e8248cab32c1d3b12dc933a33ccd23906aee695a9a9748a1d465566a108f
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Filesize
43KB
MD594aba5bdc0756bc2ceb5f521c4b620c6
SHA1fbfd46ae5704c7dd6d63b959c1edb869f7dd19cf
SHA2565bc8115fdcbe153a33a3feb65bc9eefe4e2a0357a145525f05689054939779e3
SHA5120f4e154a0813f39f76acc95ec70b87241017d4210b44395bea9ef66c31f0da05503cf8ad665e03fd0c7aed8084e99bf3358de699bbcae2ffbe5176987640e33b
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Filesize
1KB
MD57a8ee75a8b63f00dec02864d9f872979
SHA154de27f213ad7266f0412fc27c706fd7edc3d520
SHA256c934c2e9434784f35524ba0fef1f422a925cf29253bb93f6da97739b2d9cbbad
SHA512e047a2ab923505dda4da3edf319cfd870527ce7e4ca8e4f46396fa6ca6e614cae80c3da52de3c479720ab0cc4c2c88e6546b85f32d18be507c7ac5b52724541b
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Filesize
1.5MB
MD5b2d5e28fcce82e8ee5e1c0b1502e8730
SHA12573726de59c9c342e3d77bf7436704e74ad90f4
SHA256b69590e97e053d49295aa1776526052caf3669579e81302825c954b0a4804095
SHA5120318b6cc12c373a200fdfd144af551c90e2db0219115c6d7d3ec43275f177831c71a06a1c9741cc9522defb293212375707df73e28824d4b37c1d8a6d7c0638b