Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-01-2025 22:40
Behavioral task
behavioral1
Sample
35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe
Resource
win10v2004-20241007-en
General
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Target
35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe
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Size
29KB
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MD5
8d2988d87a3cfd00782e2e5a0d9ce1f7
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SHA1
054b0ff41f3fa0381d34e5bed3a22bb56246f068
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SHA256
35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08
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SHA512
faf92bc42fa39cd2ceb779d93ed5af7a86d13c73b6d442be42d8d7b18c4501d805dbff547606707501866d1d744b402bb79204fa242a6fd1f8abc1daf076611c
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/ohJ:AEwVs+0jNDY1qi/qAz
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-118-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-173-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/1996-177-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
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Executes dropped EXE 1 IoCs
pid Process 2348 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" 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/1996-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x000a000000023b73-4.dat upx behavioral2/memory/2348-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2348-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/2348-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2348-57-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/files/0x0004000000000707-67.dat upx behavioral2/memory/1996-118-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2348-119-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-173-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2348-174-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/1996-177-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/2348-178-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe File opened for modification C:\Windows\java.exe 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe File created C:\Windows\java.exe 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.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 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1996 wrote to memory of 2348 1996 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe 82 PID 1996 wrote to memory of 2348 1996 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe 82 PID 1996 wrote to memory of 2348 1996 35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe"C:\Users\Admin\AppData\Local\Temp\35ed5341231d31e502e0cbf3ba52ec651b8430a089cdf833099b978bd82d9e08.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1996 -
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:2348
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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
MD528752f296afa628f5eb29446ae9db6ea
SHA1e670422edfa5294d5115aeb74b4288237f96cbaf
SHA2568e4f73e64de9591020385b10b738a267f1c267ba50c7137d731c136f1af3179d
SHA512f71cd5024ad0fd1c7c0ad4916b32a7ec8653152764593a7e868840397d346a6431a54ce54937efe0ed28215f0aaa2065ef5342df490075ae36624567c2814977
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Filesize
320B
MD5038ffc0596344ec7a5c1bbd0441f5f75
SHA1263595772c218cb7b0bcac2c395dbe929ff31dd1
SHA25685b765fd8c2eaee11ba631caed30eab604aff745a4af2767428548b29b1c79b6
SHA5123358b3a7202e373740513315d3a0973b615e9323cc5c82f48e8c3449cc8958616a3162e45c3983bda0389c6c0745b04710e6dc95d7bd0b44f5d9759a342c3011
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Filesize
320B
MD531337eb18a28babba70d350f5bd5007d
SHA1cb7151b842da0723e1881a270ba661bee98903a1
SHA2565dfd4cd897aef4b6763b53f3f6ef691a34f5b048dfb1d6e427c973ebd577f9d9
SHA5126ed6370f69b4645c120187b3d33df6000fc23a565f5c2ad68a1cd9059006aec53dfced7c32d8d9142edfef46bafc8a8ea0e4950989c61fbe1fd6c1e86e9ddd1f
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2