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
19-01-2025 10:27
Behavioral task
behavioral1
Sample
e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe
Resource
win10v2004-20241007-en
General
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Target
e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe
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Size
29KB
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MD5
3e0376451c634e88cd6fc2472ca96682
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SHA1
32bdde241ee62e5ce2feea580eea1547ae928129
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SHA256
e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3
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SHA512
be87c11f26bbb875f5edb5c8507dce59dd6ad22bad38a094b835b6db17ca18b6df1c02263cd365b3f143f7c0fa253c16ce173fe1ed93ff10b95493d6725ae184
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/yhA:AEwVs+0jNDY1qi/qaS
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/3052-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3052-45-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3052-71-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3052-73-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3052-78-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/3052-85-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2772 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" e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/3052-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0007000000019266-8.dat upx behavioral1/memory/3052-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/3052-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-20-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3052-45-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/files/0x0033000000019256-64.dat upx behavioral1/memory/2772-72-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3052-71-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3052-73-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-79-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3052-78-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-84-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2772-86-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/3052-85-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2772-91-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe File opened for modification C:\Windows\java.exe e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe File created C:\Windows\java.exe e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.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 e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3052 wrote to memory of 2772 3052 e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe 31 PID 3052 wrote to memory of 2772 3052 e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe 31 PID 3052 wrote to memory of 2772 3052 e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe 31 PID 3052 wrote to memory of 2772 3052 e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe"C:\Users\Admin\AppData\Local\Temp\e23f8b1470418a9b9828d07e9b8445870bce123a9500a367c21cfda6c5b90ee3.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3052 -
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:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
29KB
MD5be8304a222f16043e59544008a3166af
SHA17a1054b836865694919fe70b9f202f51e880a637
SHA256426cba8790c14b87513ef1805c72de3fc1e598d6093a421bb2dccf6194f26979
SHA512dd4456bb834865f25548a96ac79afa6540c0098e20a5f2401acffb9fe02d2a0718de6e5a3dd5bc9d9d43fa96cdad6c38ab6167169ec98e9a0f4f49628ee88a72
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Filesize
320B
MD5b05c7054356119d220010b3efb4e4b15
SHA1ed96b95c95cf386e19cf1d90175cc2b94d40e5ea
SHA256a30876aa416693138e78bb25133d16f62bbdb071272533699ebd3a1789424f88
SHA512b6b13f9d90f3ffbd153acdc11ce5a6436e6ce08dc38e1b62ac7bee23273947d209003d3e2091ab17f9d1d2368c7e36a3cb57f9328610971c0166dcc99fb1b623
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2