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Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
28/09/2024, 10:45
Behavioral task
behavioral1
Sample
fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe
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Size
28KB
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MD5
fc21840959c82ac9561b56a0360e948d
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SHA1
c1cfb92d84d624493f4d6d2b98ec0adea9823357
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SHA256
f0f061819ed9da6b9288ba5023fe4c06c4ac877954c250de0d4cb55ced24a927
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SHA512
ee70800585a20c859882fe68f5c3f96e80723f9967c6e2e7c90b5d8ed1e0ddabbe1d2b9845b9108862168cc397b39e3ba83e72c6c3f3949946504f3cf4073e3a
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNufxbyJ:Dv8IRRdsxq1DjJcqfxu
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/2536-13-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2536-56-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2536-61-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2536-161-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral2/memory/2536-184-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Executes dropped EXE 1 IoCs
pid Process 3016 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2536-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/files/0x00090000000234d7-4.dat upx behavioral2/memory/3016-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2536-13-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3016-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3016-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2536-56-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3016-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2536-61-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3016-62-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-75.dat upx behavioral2/memory/2536-161-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3016-162-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2536-184-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral2/memory/3016-185-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe File created C:\Windows\services.exe fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe File opened for modification C:\Windows\java.exe fc21840959c82ac9561b56a0360e948d_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 fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2536 wrote to memory of 3016 2536 fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe 82 PID 2536 wrote to memory of 3016 2536 fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe 82 PID 2536 wrote to memory of 3016 2536 fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fc21840959c82ac9561b56a0360e948d_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\services.exe"C:\Windows\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:3016
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
28KB
MD50ec01f970b6dbd1c12542f2c42cabd76
SHA12deac4b81d8eb886624d76da21049d46e9e01dbb
SHA256f3c925e645259590db2669e89b7761296764deae169305596511da99eb59d4a0
SHA512e8b7c0758cbdfd99e6f8c1c0c1247d51c7297c5427d025c3e23242ad4f95f47b780b36e33d7477b92d9190732e3c220285461e902add23ff729dedffe2a1d73e
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Filesize
1KB
MD5317ffcf12ef9b8030e4ab74efe6efd0b
SHA1ea156c097d8bffc9d95535507ad9cf7d313155aa
SHA2562a76971ee0286576a50e49097be4a8387ba84a799b6a7a9faeef939a679f42da
SHA5123ea21f71e30867d6060acb760d36a225b6875960a8d53b5cd111e34bf327efe2f3a2e64193275780fb842ce7285b86bb8f1e031ea58766c424410e9c4b71500d
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2