Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
03-01-2025 15:22
Behavioral task
behavioral1
Sample
JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe
Resource
win10v2004-20241007-en
General
-
Target
JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe
-
Size
28KB
-
MD5
6d98f356f9effa1e6cb7f3aba8da6a2a
-
SHA1
4e2dc833c70f8e862d84819551bd68eaedac5e3d
-
SHA256
630c41dec4106800682e4528c6014476be20adcf01b795c192bf4256331fa2af
-
SHA512
0c4fc918f7c1388be66a257e89ed03d5fc8f863049893b4cf8155f6abef1337a373c2a5969a567af81a63670eeff25d76491dae29611ee0ba38334b56fbfc714
-
SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNLIa4:Dv8IRRdsxq1DjJcqfX
Malware Config
Signatures
-
Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/772-3-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/772-18-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/772-55-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/772-78-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/772-83-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/772-85-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 1036 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_6d98f356f9effa1e6cb7f3aba8da6a2a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/files/0x0009000000016875-10.dat upx behavioral1/memory/1036-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/772-3-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/772-18-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1036-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/772-55-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1036-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-58-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0004000000004ed7-63.dat upx behavioral1/memory/772-78-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1036-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/772-83-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1036-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/772-85-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/1036-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1036-91-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe File opened for modification C:\Windows\java.exe JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe File created C:\Windows\java.exe JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.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_6d98f356f9effa1e6cb7f3aba8da6a2a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 772 wrote to memory of 1036 772 JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe 30 PID 772 wrote to memory of 1036 772 JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe 30 PID 772 wrote to memory of 1036 772 JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe 30 PID 772 wrote to memory of 1036 772 JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6d98f356f9effa1e6cb7f3aba8da6a2a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:772 -
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:1036
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
28KB
MD59658119f02cba75bf59d082307a3883a
SHA1e5e2e88e6c8f999476d4e8b4f9a628107166aa44
SHA256f4d192ec356a4b7a583bd934084e5e67d5df570520240067375cfcd47f6a4eb7
SHA512b49ffce5a20548d4eeff6d0ae7c2ba01597751e4f42419bab47bf6031bb0f26c05b266af8da2f5fd69482929768b3bce9f03ed5d16388d56e65465db629c96d8
-
Filesize
1KB
MD5400f1af0ce88c422c023a1bf2cfcdd54
SHA13e184e397f1bd0ad5fcdeb20ecaa62e32a27fa25
SHA256bebff2774226c21948fc30006e49d919be6a9b89a7081e4e0133608c2eb1ca19
SHA512f6aa27b062c05871fa600e3bb6063829133dbc0d77ed6a69abae83c0fe24de8caa0af83758cc3b944b53c5b7fa2d70736969c1ac61dcb0ef80dc1aa8f4da98cc
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2