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
02-01-2025 08:55
Behavioral task
behavioral1
Sample
e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe
Resource
win10v2004-20241007-en
General
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Target
e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe
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Size
29KB
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MD5
ad2f00822f963303c3e8b5c403b2d083
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SHA1
3c692e1309adb60b049661326d9e5cf09c496739
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SHA256
e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3
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SHA512
7b24b53b7b22b8d8bcfc6a6e8309dd42a1ae8bd1ca48385160fecd031395d462faf7c11740962443ba3735193be1c21f648ca38516704cabc68192243f829b22
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/qhT:AEwVs+0jNDY1qi/qih
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral1/memory/1576-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1576-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1576-81-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1576-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2112 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" e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/1576-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1576-4-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x00060000000191fd-7.dat upx behavioral1/memory/2112-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-25-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-30-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-37-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-42-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-49-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2112-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0005000000004ed7-76.dat upx behavioral1/memory/1576-81-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-82-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1576-85-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2112-86-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe File opened for modification C:\Windows\java.exe e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe File created C:\Windows\java.exe e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.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 e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1576 wrote to memory of 2112 1576 e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe 31 PID 1576 wrote to memory of 2112 1576 e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe 31 PID 1576 wrote to memory of 2112 1576 e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe 31 PID 1576 wrote to memory of 2112 1576 e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe"C:\Users\Admin\AppData\Local\Temp\e5788063b40ac16da97c58306610999bdc94abfbdfa0ea7b2b0940412fe97fb3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576 -
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:2112
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5e9c379e0f0e2fc5bd254ef3c1e57dafc
SHA11d47eb1bc399d28f9fa39a26e64e65aedba00ec6
SHA256a408bc8289373deb93c4cd3a2238b850a421828b4c864acfb4560b9bf3841f78
SHA512df83aacfa75dae749077db8ee693efd739d426a438ab541cbeda12583cf8564c7f0e1a0509a4d015ad12b934beb883ed227f4958475333db6c6dc57074883429
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Filesize
320B
MD5e7c49f3e4427bcc7132e607512399aa2
SHA1d39686f210f03c8c399c99e8a5fe507f2da1d904
SHA2563d254ed00f1068169e09d17a0c34af128af07c402528f5532c2eeddbd3cb260e
SHA512b6af603a1b297da195a671c8640f35267eac336455f2535ddb7d8009ab7e58ed736c59f6df2febc6700900912e9613b73945b2b15e5a8600235ca4a788c35a97
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2