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Analysis
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max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26/12/2024, 10:08
Behavioral task
behavioral1
Sample
eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe
Resource
win10v2004-20241007-en
General
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Target
eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe
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Size
29KB
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MD5
c133e5632101bdc12142d2f0b9a0f36c
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SHA1
70b11a276ff096ae60332e75d190e1b00917b69b
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SHA256
eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b
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SHA512
e7b8c82cea0c2c3e7635944bfa21ae615487079de115343ddce49c170a1ca46b7761aaa336106e72858bea9f5ea24459b8e91f35194d8116c462d2a0ebb68dda
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/WhV:AEwVs+0jNDY1qi/qev
Malware Config
Signatures
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Detects MyDoom family 2 IoCs
resource yara_rule behavioral1/memory/1860-7-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1860-61-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1948 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe -
resource yara_rule behavioral1/files/0x000800000001747b-5.dat upx behavioral1/memory/1948-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1860-7-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1948-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-43-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-55-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1948-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1860-61-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1948-62-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe File opened for modification C:\Windows\java.exe eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe File created C:\Windows\java.exe eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.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 services.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1860 wrote to memory of 1948 1860 eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe 30 PID 1860 wrote to memory of 1948 1860 eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe 30 PID 1860 wrote to memory of 1948 1860 eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe 30 PID 1860 wrote to memory of 1948 1860 eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe"C:\Users\Admin\AppData\Local\Temp\eed9547e4dedf226067c2204adf02dd2bc7f62a7fd0729850c036ddc0272567b.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1860 -
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:1948
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2