Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2024 23:32
Behavioral task
behavioral1
Sample
6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe
Resource
win10v2004-20241007-en
General
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Target
6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe
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Size
29KB
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MD5
9d64f3bb14e69da31e993e39492bb1bc
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SHA1
0b6235223fa6f22f602ed99b6145c50eab6e1d97
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SHA256
6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955
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SHA512
00b7c86379cce68edc87b6032d8879f52ae744d6270fc0ac09aa298845eaabbed0bde6b0a8478d3a8d625d9f0bf7bd2d3dee1873664c2a12255008951874fbf2
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/Sw:AEwVs+0jNDY1qi/qL
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1412-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-117-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-170-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1412-172-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4716 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" 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1412-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b8f-4.dat upx behavioral2/memory/4716-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000707-60.dat upx behavioral2/memory/1412-117-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-120-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-170-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-171-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1412-172-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-173-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-177-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\java.exe 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe File created C:\Windows\services.exe 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe File opened for modification C:\Windows\java.exe 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.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 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1412 wrote to memory of 4716 1412 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe 87 PID 1412 wrote to memory of 4716 1412 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe 87 PID 1412 wrote to memory of 4716 1412 6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe"C:\Users\Admin\AppData\Local\Temp\6d98759d19bc552cc3acb5e25b4a47b786a683f2b1f1800cd02262b6bb30b955.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1412 -
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:4716
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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
MD5c422823ad417dbe902d9f2bf499e5d90
SHA16f2fe33e400c1c66fca7df549e4c063b0e08364d
SHA2568ae512f3160b76b663b2b001e44308e53435fdb8036d81dd3e114db10fe430a7
SHA512a32bae7f0f5786779bdf1dd0cfe87798f01e2ed61f2c6c6dc16e5a48820d70fba14adf03a256bc3da5583ced84f79d7df2b506a87cee70b506695922bace1e7d
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Filesize
352B
MD59cea8a1c9b2533f9e9ec7bc63e8c47f1
SHA18be7fe8cf2c98b4976741f74d65893cfc4de642f
SHA256404d4c288889a6bad678939d5c173897bcaed82333f16f5cc3efb80239b42aad
SHA5126cdda79a83df422f210aefb94e3ec18a46c6d63db0e76270844144ecbda2e3b6204401bfb0d5bb4558b89a02ede160d1cd0ee7d31d5da55b536e3cb084bacdca
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Filesize
352B
MD537580f9192885eb8e9cde9e2fa7fc13b
SHA18e21a3f348fbf4269d3d2bd70d893991e7543781
SHA2560fd4391d571395b9046cc8c784d86287adcdf913b8245cee1219e727a173ebe3
SHA5124f0ef79299530dbca79a23c6ee06f1512113f8ec14ed852217e89f40ccacb032a123ff11eb8b9b8570247b0ad70ad946268a605271fe5329d596937d036ea3bc
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2