Analysis
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max time kernel
139s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31/10/2024, 14:23
Static task
static1
Behavioral task
behavioral1
Sample
834440250afb792fdfce78de4da1feea_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
834440250afb792fdfce78de4da1feea_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
834440250afb792fdfce78de4da1feea_JaffaCakes118.exe
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Size
2.4MB
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MD5
834440250afb792fdfce78de4da1feea
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SHA1
9d53dce501915a2adc8f55a394c2671c090c6d7d
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SHA256
e3772807cb8a20f94b491000e85db091cfdb5e4b61e079267ddb06e5fc450481
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SHA512
691313abe3cedb16f03288bd8b9acab9b79098e0cc1687dbb12277ccc0a9ea9d8f691e3cd8f7864f89db2a8e27c9ce8d5c23bbed8c8f9fef403b9e7eb4b3e607
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SSDEEP
24576:BKQkU1JtzJPsYh1wcCS9JcEB/pGXHSBa2uc+Kc1Psq0eBMhwc3QnKOy1IA+/v2F:kQkUbPHlxLp6bxzPsvyyiA+2
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2552 1.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Wine 1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 834440250afb792fdfce78de4da1feea_JaffaCakes118.exe -
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 834440250afb792fdfce78de4da1feea_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1048 wrote to memory of 2552 1048 834440250afb792fdfce78de4da1feea_JaffaCakes118.exe 84 PID 1048 wrote to memory of 2552 1048 834440250afb792fdfce78de4da1feea_JaffaCakes118.exe 84 PID 1048 wrote to memory of 2552 1048 834440250afb792fdfce78de4da1feea_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\834440250afb792fdfce78de4da1feea_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\834440250afb792fdfce78de4da1feea_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1048 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.exe2⤵
- Executes dropped EXE
- Identifies Wine through registry keys
- System Location Discovery: System Language Discovery
PID:2552
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD501bdae497b2ba405a9aa65b279cea1eb
SHA1bffd0556f6fecadc29738189005026ac3fcbe39b
SHA25617a4f97930492697ed75a8e662ea9c6203552fe0e218ae51a0979652506d576e
SHA512b8f0b9db2ef66cb8fbc4a950799e660c4074ea1180782aa4872323f7a3f7f0e866a0696a4fad2eae94d4b7721268a7e39fabf0f930ed29e0af7725b4f8f52cdc