Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-01-2025 14:37
Behavioral task
behavioral1
Sample
5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe
Resource
win10v2004-20241007-en
General
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Target
5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe
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Size
29KB
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MD5
3da20805c6332d1cc852df58b0e43780
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SHA1
0a1e003ff827b54a64b91a4e5ffc780fff9ec61d
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SHA256
5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a
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SHA512
5af112e1257689c2a6114bab0b1b896b2b1ae27397a6fa10d87e2dacf0cfb95505b87c3c07de2c8931743587ccfe5423ee0422a36e37032877e4fa863a5be33b
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/3hf:AEwVs+0jNDY1qi/qPt
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1596-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1596-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1596-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1596-148-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1596-170-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 3220 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" 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1596-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000c000000023b83-4.dat upx behavioral2/memory/1596-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1596-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1596-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-62.dat upx behavioral2/memory/1596-148-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1596-170-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/3220-171-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3220-175-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\java.exe 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe File created C:\Windows\java.exe 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe File created C:\Windows\services.exe 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.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 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1596 wrote to memory of 3220 1596 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe 82 PID 1596 wrote to memory of 3220 1596 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe 82 PID 1596 wrote to memory of 3220 1596 5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe"C:\Users\Admin\AppData\Local\Temp\5f904682a4323af298593ccc73c38bfcad570818873a407ebd1941613b2e534a.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1596 -
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:3220
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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
MD53ae5a6d2bcfc8feae7fd9b9b55d97ac1
SHA1760dbc8cbfad8d52a9a394afd5fc1743855e5880
SHA2565d1f7bdfc120007d43e808b9f60bb6c0435618ccf5c0e9aa2445697c1bc2d3cf
SHA51214815acc66b2c85616988b38af6c5584e4b877605cea5bc4573573b5380e62e77f81f873115e110102245168d08641e17b31c3eaf7986ea24d332ec7fce7dd82
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Filesize
320B
MD536686a8ab9597a6bdc374612e58854e9
SHA12c8b310c21575bf662b92cfbb6979e6cf0c427e3
SHA256ec6ec219a3bad6c07837c420c7b24a293190d847a1008cc0008f5730bba29fde
SHA512df3bf260996bdec5621fffd0c6f3b567025403aa5cae98addcda84e51eb861bb7cd81fbad1f4b3449a37a7e2c67c666bb90d23812809d4923af4a06c47269ac3
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Filesize
320B
MD5278a340935530906a453e2cb2a65e2f1
SHA1ba38eee441ba619102e1ba72e0272ecb13cadea9
SHA256fbcdf92bf4d0b64e9f98bef3bfdf3d887583c7a9237eb485ceec3d975fdfd73e
SHA51283c3b486a6545e69efc82d14da09538f2740dab0c0af15bbb770e2cb847f11308e4d65b75cadfd9b520c30e2bdf3494f43a0ff1859f6ac41e55f400398321848
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2