Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
03-01-2025 06:29
Behavioral task
behavioral1
Sample
JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe
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Size
48KB
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MD5
6ac906d0035c1550b8888c78c2320b30
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SHA1
e598dccf29db74ae3082034bf3b11802df03769f
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SHA256
2084991a5336c2aa5bbf638514f019447590d4d1bb6dcb24690e30bd99754924
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SHA512
010cd807abd5a2b783c941d95581169fd206ffefaca38aa4ccdc02ef36f6b7b68bb6d533fa74149d9982b818d977e34b17abff5f338b2adee088a5027067557c
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SSDEEP
768:jv8IRRdsxq1DjJcqOVBLUvTd2wmDkuBgs5vY2HJvqRTkoCmq1UrHU:DxRTsxq1DjCBBLUrGaeva1CmRrHU
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2404-16-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2404-48-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2404-72-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2404-76-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2404-81-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom behavioral1/memory/2404-88-0x0000000000500000-0x0000000000515000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2084 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_6ac906d0035c1550b8888c78c2320b30.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2404-0-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2404-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000019284-7.dat upx behavioral1/memory/2084-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2404-16-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2404-48-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x000600000001939d-59.dat upx behavioral1/memory/2404-72-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-73-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2404-76-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-77-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2404-81-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2084-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2404-88-0x0000000000500000-0x0000000000515000-memory.dmp upx behavioral1/memory/2084-89-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe File opened for modification C:\Windows\java.exe JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe File created C:\Windows\java.exe JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.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_6ac906d0035c1550b8888c78c2320b30.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2404 wrote to memory of 2084 2404 JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe 30 PID 2404 wrote to memory of 2084 2404 JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe 30 PID 2404 wrote to memory of 2084 2404 JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe 30 PID 2404 wrote to memory of 2084 2404 JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6ac906d0035c1550b8888c78c2320b30.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2404 -
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:2084
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
48KB
MD5bed9ce81456ca1c4fac6533c76faca1d
SHA1b30df1292ee18586ccedd4c22b9e7d48ea1ee92a
SHA25682d186705e456d3c01fea302e01b0ecf6f3d9b17b1d138ed6b5800b1863e4bc8
SHA512a437d9cb558d9dd0a9d5bcf6a2e0155deb1024cc4487274fc41faf0ef27b2f603694f803fe12ff6e7743f2584bc9cd226dfacce2154d015051d62870dfc8ca0a
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Filesize
1KB
MD52cc92840d2ba9119184b7fdded0d2864
SHA14756d9d9d4cedcabf4b882a523abd2ca9e2de5ee
SHA256c7e266f1c667718c99304cf0b95b67e3f4b23a621b295de102f5add22c53fb72
SHA512b36f920612ac0c3799be74c5a71a672740bc461acfa146096ea66a12b003f4b82c3b120592e7899a6dd8763732ba5107f47eb5c3bd85820122793912517d5e29
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2