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
03-01-2025 23:56
Behavioral task
behavioral1
Sample
7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe
Resource
win10v2004-20241007-en
General
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Target
7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe
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Size
29KB
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MD5
635341d743bc43bf71b8454f8ea6d7b0
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SHA1
9b94074805aae7b87e37f7baa4a998fe5dcbe41c
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SHA256
7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4e
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SHA512
0f35ebe2716ae0c52b832cdfdd255a884334e4f30b3669deaa8cdca48db55de670950bdd985d854b5052aa77a39dc53fe043a5cb10fd93ca6dcde267e042d440
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/2:AEwVs+0jNDY1qi/q+
Malware Config
Signatures
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Detects MyDoom family 4 IoCs
resource yara_rule behavioral2/memory/4856-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4856-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4856-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4856-136-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 224 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" 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4856-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b9c-4.dat upx behavioral2/memory/224-6-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4856-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/224-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/224-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4856-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/224-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4856-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/224-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0005000000000034-57.dat upx behavioral2/memory/4856-136-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/224-141-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe File opened for modification C:\Windows\java.exe 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe File created C:\Windows\java.exe 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.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 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4856 wrote to memory of 224 4856 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe 82 PID 4856 wrote to memory of 224 4856 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe 82 PID 4856 wrote to memory of 224 4856 7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe"C:\Users\Admin\AppData\Local\Temp\7def4fd06728bb14bc4c57fc46aa12b178e5079df3f7ea00fd3b20ccc1246b4eN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4856 -
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:224
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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
MD5152fbe5190025716831685dcc89477b9
SHA12bda274aa89504954a5789f49ecfbd252a26e526
SHA256ddc138751d89bd2eac8f688afc11402a5494d0b72bac60de05f4d64053e3a0fb
SHA51292ed6ccea003530b0d2ec811c8a5b85529277f593a6fb8d0a90b422c2c500819d278f40eaf7573ab456c176e088a2307448c631b02e52225a1dd9f5f16b20527
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Filesize
29KB
MD587bd971b431d1fa78e882023a37d1970
SHA13b07bdb905674f1c70098b77bdb23d13d889eaec
SHA256d62c2412c0e1db7226089e76223ab6a878dd28531c8780643496530513984c75
SHA512c6abd9c7be95e9ebef8d556537d1fc8cab39ffe8e1ec19c5155f41938ed29a2fcd33c276beb0d74f9a2b64eee70b6b814c5ac80384c4268d10f338d3e274d74d
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Filesize
352B
MD501f4dab495402955678f3415363be28b
SHA1bf5ef516c573b67ecc14c3c7423f72d50debe48a
SHA25611fee2f2682f095501508237612710daa1a8d78a3bdccf4ce2d7475edf05c5fb
SHA51267f80243b0fdb6c585ee644ca5a1bb49f3cdb9860cf3a464d84a35182dbc05389230a0ab8749b24d2750844db9517291195f25b1410f5184c62c0f89f5d7a9ae
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Filesize
352B
MD532a94fdf7a29f0dd75f3e8baddc58012
SHA18a6a10b76cc097d3b835b150d8023ef4f43e205a
SHA256be39a2b024dacc0097f270d712fba39204b02813d2fa032be6ddd0cb3fecb2c0
SHA51286155872eda5debf496c75d464a3d9df2c8441ef91631453d0bdf220f540f4993f334051c120f3ad90106998cbe03b10712b7f6649245e1292d8aef53b4e6d4e
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2