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
13-01-2025 00:37
Behavioral task
behavioral1
Sample
8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe
Resource
win10v2004-20241007-en
General
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Target
8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe
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Size
29KB
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MD5
9633fcaf6816fac5b0515fe949661700
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SHA1
264562f709dbb3349e1585bb4916d13f45f11008
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SHA256
8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37
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SHA512
3073cf3098d0505335932bbbc52597513e391fbbb0a58dc597bc480e4909ac3af0283babc4aed3370937b20646f535e697dbe4511f22f0ce04fd17c0c912ab3c
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Lh3:AEwVs+0jNDY1qi/qDV
Malware Config
Signatures
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Detects MyDoom family 7 IoCs
resource yara_rule behavioral2/memory/1132-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-122-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-156-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-163-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1132-179-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3916 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" 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1132-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b78-4.dat upx behavioral2/memory/3916-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3916-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0002000000021ea9-48.dat upx behavioral2/memory/1132-122-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-123-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-156-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-157-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-163-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3916-164-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1132-179-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe File opened for modification C:\Windows\java.exe 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe File created C:\Windows\java.exe 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.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 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1132 wrote to memory of 3916 1132 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe 83 PID 1132 wrote to memory of 3916 1132 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe 83 PID 1132 wrote to memory of 3916 1132 8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe"C:\Users\Admin\AppData\Local\Temp\8625e36cae1dd8197d99a182c65733b5d291aa6efa4519494ecff639df4c3c37N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1132 -
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:3916
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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
MD57a5c237ccb71c51f5691e65401353974
SHA157804c2400b7d43a315f01f6586e38ccd2667e3a
SHA256ae9a9433ff2b9615fc4380da9461d7db3e2fc22430081d7ab34e11076367594b
SHA512e86199491f13112c3e283224b0b41e3afaf0472534e8cd8579847b7f418c043756cf79741c4e9bb50c3d8448a4c6fa2c37284c138da6781ef2bb6a4724208056
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Filesize
320B
MD502fa80e6a5353c34ce8369a54036e1e4
SHA14c8cb3b7c1da202769d33a25978bf359d6aacd7d
SHA25600b84c03404bf78452f6798fa847fb00e8430c0f99ed6ee789fb5e91b1b2e457
SHA512cf19de9344fddb0cca2dc8c79e2a37ae9ce9fbccb234d543a29a465b383e9334fceb720fa931c164eced3325dcab1446d3c3a019297fba34b44f18f731368f2b
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Filesize
320B
MD550b20374e14e2184910b99e8c5ae4210
SHA13d4866b4b3d03b37f933bdc431f0c024c4a8037a
SHA2564b63f3c855bac49c283a34356f73fa8416f7f3c5159d32d1efe60f38a0494697
SHA5127d9ac656bbc2262ba99d9869f9cb0d1a80c83e3877e3c0eb613deaf3cddd3013cbbf50c240dc1dbc1becc2462965976944d437c2679b23be6e4cb9bf8f24403c
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2