Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 17:25
Behavioral task
behavioral1
Sample
JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe
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Size
28KB
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MD5
7ae68eb1419014906b53076f7aa02b6f
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SHA1
9d558bec8ed52e27873b4b8fc4823fce7d2a6958
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SHA256
b125f7455e2571b43e5e2e6c1aa9a860477d9c6157b32b5f7d49a57d5d55522c
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SHA512
5315230dd2d1363f7bf4204f093f50bbfc7121ea8692fead1c8ab54d611bd124908003455da2dd6c83cbb0386c10e6a0fbe2c985434759400361bf5c87d93660
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNa:Dv8IRRdsxq1DjJcqfR
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2460-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2460-55-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2460-60-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2460-84-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2460-86-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2460-91-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2488 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" JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2460-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2460-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00090000000173fc-7.dat upx behavioral1/memory/2488-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2460-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2488-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2460-55-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2488-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2460-60-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/files/0x0004000000013d08-74.dat upx behavioral1/memory/2460-84-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2488-85-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2488-87-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2460-86-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2460-91-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2488-92-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe File opened for modification C:\Windows\java.exe JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe File created C:\Windows\java.exe JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.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 JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2460 wrote to memory of 2488 2460 JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe 31 PID 2460 wrote to memory of 2488 2460 JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe 31 PID 2460 wrote to memory of 2488 2460 JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe 31 PID 2460 wrote to memory of 2488 2460 JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ae68eb1419014906b53076f7aa02b6f.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2460 -
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:2488
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD564b2f1f8c4bb4c40a180f6570df9fe76
SHA1cf83ba67cefa01f9b992653ecd0a243f04fd458c
SHA2565b086522c91d42294c774e364fa99ac1dc7df2ee68dfc3150ab6a4819475f47c
SHA5128ec1e64d8e3518f558b6fe309d691c64be275ee72cd65e75afd8558bcbb33a474215321f285fbf3ee996badc00d01aac38a8ae2941f043b58674bafa58230dc9
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Filesize
1KB
MD54eda27b7d452d2c2ca9f870ad8ed7e8f
SHA1d92cf74257031fd91d4d728198c9c3b183c8d0ae
SHA256fc6d485b7ce0b57cfa58c10b85b3f4d504af925eee1b55e1ffda540ec1752338
SHA51214452560fc847f1588a7ed36ccb0786e194737c2272f7f55dec93f3aa791b1313470575a2be2420f7281a4cad4d090f59d19b5c247c325ea03254c6b5e385488
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2