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 17:36
Behavioral task
behavioral1
Sample
JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe
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Size
28KB
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MD5
7af3589e72ccf769b8108abe5ae5ac54
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SHA1
2a306eb11962e7a844838f9a5aa612cf4601a56d
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SHA256
905d6593c8e128c1e0819185f910175b16e74d20047d98e2e1e673ad240cb31b
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SHA512
5ae857b4753b950495e9c715df63b66d396942b47feaed6ffa96b965679bbb91774eda59e6db728c50b1834450bf5a173a1a260ea72af9f58a01c2c3a636b9a7
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SSDEEP
384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyN+cu9:Dv8IRRdsxq1DjJcqf1cu9
Malware Config
Signatures
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Detects MyDoom family 8 IoCs
resource yara_rule behavioral1/memory/2108-16-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-47-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-52-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-74-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-78-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-83-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-85-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom behavioral1/memory/2108-90-0x0000000000500000-0x0000000000510000-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2392 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_7af3589e72ccf769b8108abe5ae5ac54.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2108-0-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2108-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0008000000016c47-10.dat upx behavioral1/memory/2108-8-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-16-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-41-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2392-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-47-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-48-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-52-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-53-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0009000000016d02-66.dat upx behavioral1/memory/2108-74-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-75-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-78-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-83-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-85-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2108-90-0x0000000000500000-0x0000000000510000-memory.dmp upx behavioral1/memory/2392-91-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe File opened for modification C:\Windows\java.exe JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe File created C:\Windows\java.exe JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.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_7af3589e72ccf769b8108abe5ae5ac54.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2108 wrote to memory of 2392 2108 JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe 30 PID 2108 wrote to memory of 2392 2108 JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe 30 PID 2108 wrote to memory of 2392 2108 JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe 30 PID 2108 wrote to memory of 2392 2108 JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7af3589e72ccf769b8108abe5ae5ac54.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2108 -
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:2392
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
28KB
MD521d0991a9fb97e390886bab938c28fb5
SHA17cbb2e96458ba353404157d113775ae58c1f0a04
SHA25643eabc034d738573bf2f9e97032dd7b92e0954d657e6884b33acbfa4aeaff6d7
SHA51273a61930e0e0bdc3e004840b8b4b77120fb81f31c6571a7cbe83984d2f2e485736774ccc290327a5764fc5675852e4ca5ff2a41fd647194a92137f6c30c8dcd8
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Filesize
1KB
MD5f73941fbf10c892f83c6b37d26661a42
SHA12a52edaa04cadda26aa662f6ec1e113f5af3a029
SHA256b309f485a2949b0f47a79e1ed23508c36fce193b6c302704c519c2a62ba3d159
SHA5129542124ebfdd375da580fdf6607b68fc5c63a6bc913556e75535b0b8967b21bd376f1fa6904af42efa56f945a1bb97214b2107acd97636032857d10363c16ed0
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Filesize
1KB
MD5124a6d0f92e40de6474582e18f541d8f
SHA1148f9c8c7b9f6f80158c6acc9a9657cdeb4a0e8b
SHA256c54b605f24fddf4da2080ba9f0f72a9b2ea80f9e0dee335ff089b12528dfc548
SHA5128983e1cdb9f6b314081e25202b8cc0afe37500cdb242f246e9dde1cf2c8f6035eb76033dfe929592a0b79f6b18304e9965056e3da761ccd6c7e30b3a32cab14a
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2