Analysis
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max time kernel
120s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2024 16:01
Behavioral task
behavioral1
Sample
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
Resource
win10v2004-20241007-en
General
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Target
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe
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Size
29KB
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MD5
6d77cec43646260946cf757b48f7b5ee
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SHA1
6c98382f7df2d8f9abd95e789b0eacf59cf1f0ed
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SHA256
2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc
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SHA512
2231c937e935ce32274523a9ca8e06e0fb585aeee88bb3e34c3c2c2f81bafff7ad6def4559a85088dc2acfe3cecbe64008161492ff6a5ac0ca73a9ff7ac67978
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/K:AEwVs+0jNDY1qi/qS
Malware Config
Signatures
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Detects MyDoom family 3 IoCs
resource yara_rule behavioral2/memory/1700-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1700-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1700-128-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1608 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" 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1700-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b9b-4.dat upx behavioral2/memory/1608-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1700-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1608-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1608-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1700-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1608-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000705-68.dat upx behavioral2/memory/1700-128-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1608-129-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe File opened for modification C:\Windows\java.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe File created C:\Windows\java.exe 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.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 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1700 wrote to memory of 1608 1700 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 83 PID 1700 wrote to memory of 1608 1700 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 83 PID 1700 wrote to memory of 1608 1700 2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe"C:\Users\Admin\AppData\Local\Temp\2be013a156056a5b85ebebcdaacbce33324b457126f4be2e17136e70972e37cc.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700 -
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:1608
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
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Filesize
29KB
MD5a25a1547e5c6798a5c92a247d0827c56
SHA1c46b3f0411583106b30eea48e06ebb0a46b54030
SHA256d686b62eabdb5ee16e9f6eb7d935aa05b3a79d8a1f7ec59c154eff57ce70f21a
SHA512f93d0e2b009519e5d3ab8f251757aa467d64d41b76ddaecdd180b9d841379c3ac2aff4116b6318c689b9935d8375c7af93d4c085d6c8fc3beb237b4f58aaad92
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Filesize
320B
MD5f02b152e63809109aad094a465fc4372
SHA1667635f3e5ae7ab66d9d7ca6203f2b0474e721b6
SHA256bc4b7daef1ed48377b264b54ee78bc393e3f6b944bcf276514780ffc6e5c3146
SHA5120233e3711d19411be213255fec510a56b3964692ba1b05f65d1b9f60f4cab4b1952d6463878ffd1095629ff9d4f8c4a51a9cf129f1372797c0c7ff91c09dd2f4
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2