Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-11-2024 22:37
Behavioral task
behavioral1
Sample
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe
Resource
win10v2004-20241007-en
General
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Target
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe
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Size
29KB
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MD5
8805b1c451216377000c03893746a6d0
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SHA1
f722403ec984a71eb773f3a0bcafc3d837f64d11
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SHA256
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357
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SHA512
2227f62f03243a5c45a8bffa4eaacd63d00ff6620075d249e661b9dfadffa75e83393e43f04ff84def2b049ce37c9c67f942c98ecdcc64c09fe3811b25d7abdb
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/hp:AEwVs+0jNDY1qi/qv
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
Processes:
resource yara_rule behavioral2/memory/2836-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2836-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2836-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2836-134-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2836-164-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
Processes:
services.exepid Process 1424 services.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exeservices.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
Processes:
resource yara_rule behavioral2/memory/2836-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0009000000023c9c-4.dat upx behavioral2/memory/2836-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2836-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2836-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000715-67.dat upx behavioral2/memory/2836-134-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2836-164-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1424-165-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1424-169-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
Processes:
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exedescription ioc Process File created C:\Windows\services.exe f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe File opened for modification C:\Windows\java.exe f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe File created C:\Windows\java.exe f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.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.
Processes:
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exeservices.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exedescription pid Process procid_target PID 2836 wrote to memory of 1424 2836 f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe 83 PID 2836 wrote to memory of 1424 2836 f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe 83 PID 2836 wrote to memory of 1424 2836 f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe"C:\Users\Admin\AppData\Local\Temp\f3c0bab281d1e0be18a2cbc947ff5e574d5de0945223eefd77dfecc2465f6357N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836 -
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:1424
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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
320B
MD55c4c46185516e1976202ccc6442a1361
SHA142c48d1bc76e5b9410e17c1df19be2a217ee1141
SHA25608cb55f67c0d17ec88284e23848fcad781055d464e786d2d60a219ff10811a37
SHA5128fb1c1e9c4248362fce45dd6324503bab9e197247fcebe2685a20dc5b89120082fc5b796b2ba821e39dbb111a90ab9d5705792572658f2351b4329d6fa598034
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Filesize
29KB
MD548671ee18ce144bb47988c5140449034
SHA17d75dde545106b90f87a733f1e00071fe0d8f3ff
SHA2566c9b1dd3d1a3cb460aece92012ee611407bd4ef851dbee769d9e5cf5f207570d
SHA5128ff3349a68cecff942f1c1d4313957bb3b7fc132357b79fcec33db2800c34d3fd448e2d8d48be52ac26c8fcd9e1e0e7bcacae5a7b8cc96bd58893ca3b313fc6e
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Filesize
352B
MD507f436619f69adabccc3f69592d6fdcc
SHA1d628e6a78d80143f88deb877b186d6cb65b8c764
SHA2563ba0c6555dafbd160cf41c7b12f9a50b4528b0102e39c8e3732fb0ab45099d7f
SHA5129172b64ac8dd7df44c43cdfc1e2e8894c176e421f9439a6cd37d1bef353eafca4dcaadba3a9a601f41abfceea1139cac069c9220626571255b59d31010eaa18d
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Filesize
352B
MD5f26f0af3beaced9535c8a70f679cfb5b
SHA1d40c5312613f1df8a070ac6ff1797d29bdcf06ac
SHA256751fa0ef7a35725062951642fb016485434a07dc00f539e79a6a9b08a417b8e9
SHA51245c89e5a8089018e249a4c639d1e555cc2f9190f27bdb521350469ffb54643902ae7f314ccde5ba3eb7baecb751fcb07b13f7c3d1814e6bda176209bf4aa55c9
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MD5
d41d8cd98f00b204e9800998ecf8427e
SHA1da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2