Analysis
-
max time kernel
120s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
01-01-2025 14:55
Behavioral task
behavioral1
Sample
2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe
Resource
win10v2004-20241007-en
General
-
Target
2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe
-
Size
29KB
-
MD5
fd1551b9b2e5efac053b6d0bc941735d
-
SHA1
e188abcff2e81067ce36fe1f0791775f3bd7a736
-
SHA256
2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391
-
SHA512
653efeb013d4a2a6a69a7e8f9a773e1ee68b4852b13bdc6928dd7836c785c0bcd2db4d80597a9d751ec891a348aa4639dae1cc327edf779a57da6afd2514c6cb
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/RhQ:AEwVs+0jNDY1qi/qZm
Malware Config
Signatures
-
Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/4040-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4040-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4040-122-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4040-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4040-162-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4040-167-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 216 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" 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4040-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0009000000023ca4-4.dat upx behavioral2/memory/216-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4040-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/216-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/216-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4040-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x00030000000220f4-53.dat upx behavioral2/memory/4040-122-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/216-123-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4040-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/216-161-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4040-162-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/216-163-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4040-167-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/216-168-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe File opened for modification C:\Windows\java.exe 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe File created C:\Windows\java.exe 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.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 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4040 wrote to memory of 216 4040 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe 82 PID 4040 wrote to memory of 216 4040 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe 82 PID 4040 wrote to memory of 216 4040 2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe"C:\Users\Admin\AppData\Local\Temp\2fc79a6e8dc4dc836610ffed85e3c091bb9bf97de3e6ea167ab2dbf23a8d0391.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4040 -
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:216
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
-
Filesize
29KB
MD51fddb7eb3e112c1c92a99679db9b6b51
SHA1503cf58dab1d750585db006c3013fe4be0951073
SHA25614ed088ad672aecd09deafd3c0dbc5797f513674c0dc8affe5f78936c5875b6f
SHA5128adb771e4566d540f25a43963cc444878982dd6a46a16ddcc0b68b3c296f803e53132e1e049c8b0591b41aef24d55a3d22e7e8e232e5d83b3a9f840878c8a93e
-
Filesize
320B
MD52233fe4d634510ff2fd76b3d654ffb1d
SHA1a3cd8edacd50258be59a4ca25628c228e9d1e307
SHA2569c48fed6453e0bd2c1a6630efe68f1787d3988b86760dc40056810bfcc2fd774
SHA51234dea70d3a5e3ca993ade43c99f395f689f52966e7fe61c8f4086ff16ffbfc083481f085e5e347fa6deafd9329840b7fe28d2d9f770f99aab255f9a1beb4ea58
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2