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
08-12-2024 03:05
Behavioral task
behavioral1
Sample
c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe
Resource
win10v2004-20241007-en
General
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Target
c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe
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Size
29KB
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MD5
e7d0b3cbfe1516aa57fb967fb7f57655
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SHA1
6ae70000facd32cad79c07e1c8ef60545ec3d97d
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SHA256
c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5
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SHA512
fd95ad70c806ce9051093bce19fc95bf93ac0fb2502031573e7910f20cce92a493697295fda753ca6912ffc8a2ae26e325dcd26a0a03d6955dc5652752b898a5
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/xs:AEwVs+0jNDY1qi/qa
Malware Config
Signatures
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Detects MyDoom family 6 IoCs
resource yara_rule behavioral2/memory/2368-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2368-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2368-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2368-132-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2368-153-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/2368-160-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 4424 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" c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/2368-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000b000000023b77-4.dat upx behavioral2/memory/2368-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2368-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2368-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0003000000000703-57.dat upx behavioral2/memory/2368-132-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-138-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2368-153-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-154-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4424-156-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2368-160-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4424-161-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe File opened for modification C:\Windows\java.exe c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe File created C:\Windows\java.exe c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.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 c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2368 wrote to memory of 4424 2368 c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe 82 PID 2368 wrote to memory of 4424 2368 c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe 82 PID 2368 wrote to memory of 4424 2368 c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe"C:\Users\Admin\AppData\Local\Temp\c87cbd995644b6c5e01a184d80cde287c23ee1a9989de2dd9347b67fcf3d75e5.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368 -
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:4424
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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
MD571cd9aac09eebc3fca90a5e9a5120fef
SHA117bb5e3de6b97847727e4cc5a39347c66b34665d
SHA2560454f0611bdafb4aedc74209e53f523edee7bc590c15b11ddf4fd097bde840f0
SHA51289143aa976151292575a277d2a752bea6b584907701bceb52913d9cd8d820f0cdced7776a07b47f5e50cbc1661b8a9344d3a2b10f06829e1663dde3131d8a6ec
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Filesize
352B
MD5cc1e0d50b2922890b0a2223a999af299
SHA19556eddbc54e59f47b9fa5022b25ff2b3f6c4c7a
SHA256dd1c5db302e91143d30470729fa9c5d0a26f4d820ffff59b33f3b5deb0d51433
SHA512dead6440485b99b501da490dc9a17f9be3be1ec42eb7a71637f5b9a3ab7e811b3a7a5a9ec118349c3271ce42305c2e619740608cc0827f6f8eb25a602ea70fb6
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Filesize
352B
MD570c0b5f81a00994ac532c620424bc390
SHA1f7a7230c7968d52d5d0561ca1be47246f0abb237
SHA25604a7861d7042fb0063748f57723bcc101e2b4e3e431d1f3c8db3b131cb65859a
SHA512013d494d39e9735b7f7d4862dd0dcdb839b43b99b5ceb205697778ea5e20918d644e0b6fa6b409dfb402c7ba51f545ea48ee0fd2f68c8df23d99eab8c8d17c24
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Filesize
352B
MD5204ba5c6998cb9874c721ceb2804316c
SHA14f2eec1f1c3b87bc66decd74648149af55cef215
SHA256370acb570fedf913228e5ed5fb82565d83c1c3d6b258a5da933ac46199763ee3
SHA51270e4d356254f5d746b43818eed16e1eb1a86c6e2f7d12c27c59f68971c0564d87d70103f24e6f5f962070a9e233bad50c76636aff1db75d889f29b3e32eb4806
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2