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
20-12-2024 02:39
Behavioral task
behavioral1
Sample
0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe
Resource
win10v2004-20241007-en
General
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Target
0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe
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Size
29KB
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MD5
813503808f57e921f21e3edd4780b140
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SHA1
49eabdf128aed74378e494b4fca8c40ade2fe698
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SHA256
0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880f
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SHA512
7bc24d859850ece4238ef1277cc1066a161397f4ec023562aa3c799dafb1050a4f94651b0414870551e648d5989af30451dc3c1afd688e33b5466db9c34e8136
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/TxhQ:AEwVs+0jNDY1qi/qlm
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/4652-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4652-39-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4652-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4652-130-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/4652-150-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 1736 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" 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/4652-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000b000000023b6e-4.dat upx behavioral2/memory/1736-7-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4652-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1736-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4652-39-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1736-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4652-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1736-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x000800000001e786-50.dat upx behavioral2/memory/4652-130-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1736-131-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4652-150-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/1736-151-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1736-155-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe File opened for modification C:\Windows\java.exe 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe File created C:\Windows\java.exe 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.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 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4652 wrote to memory of 1736 4652 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe 83 PID 4652 wrote to memory of 1736 4652 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe 83 PID 4652 wrote to memory of 1736 4652 0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe"C:\Users\Admin\AppData\Local\Temp\0265acac0e2a5290d18567b33ffb625ff96385416db69c60fd3ce59a7182880fN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4652 -
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:1736
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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
MD589712c63bda24ed6f43bfce10c8d32b5
SHA18c3c49c07f2704f22a498c597a3086f4c8400adb
SHA256cc023082ddf0e1e3dc3e05f4c6769b83f5420fb3c6184f368969bb33389305cc
SHA51232638343d5f03b03b09f1043a6b6102330fc72f66d69581e21a1a8ed70d33b961e6b2c8b66ee975ccc0d707e7bc6e60ef686936e032b89530d30de6416dc1bd1
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Filesize
320B
MD510df961e9a08e35031b98a0fa399bbc4
SHA193f90e6a1eb20410e25338ed0340c7cfa329feb2
SHA256affe191442b7f0ff7c3abe77e9b149ee055a03e6bb7e1e9804cf7acb5c81d317
SHA5123a2de54e34d9b869f2be714cbd119c195f93d5f2ff890df1c38107d64ab7c6b7252a685183f5789f1dca44d0ff8380c1e9f765be1b35d6614c15db277b6ee736
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Filesize
320B
MD5742874439df71a7135a2b85a5a8900f5
SHA1eb324911d7440f2f34d0416813eef5bd6bfe83da
SHA256c611c56cccb1ec3d6ab3138c4664de8c569d8e9ee002b7d9a1ff861209a3c4e5
SHA512d069d399b91d2d9a448198ab918b344d0bd876b513f3445f4a968ef488398138897e838bdf4a3a7c7ea153cfb49a2d4a978f007f113d184ea870699ff415b9ab
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2