Analysis
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max time kernel
120s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12-01-2025 09:23
Behavioral task
behavioral1
Sample
34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe
Resource
win10v2004-20241007-en
General
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Target
34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe
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Size
29KB
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MD5
14d051160136b98c47ee90332e6803c0
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SHA1
b8898529455613ca3ef012b86f35819a72760563
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SHA256
34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487
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SHA512
8c20ace505c4f4edb3336110db101f6456a82347f3ce97d425a94ab5cd4cbd6bd86dc3b3b486d04f4354a42166cb11af38b653f1c120e07258fe6d0a2b48ebef
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SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/JhY:AEwVs+0jNDY1qi/qxW
Malware Config
Signatures
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Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3664-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3664-44-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3664-49-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3664-159-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3664-178-0x0000000000500000-0x0000000000510200-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" 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3664-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0007000000023c94-4.dat upx behavioral2/memory/4716-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3664-13-0x0000000000500000-0x0000000000510200-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/3664-44-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4716-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3664-49-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0006000000000034-60.dat upx behavioral2/memory/3664-159-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-160-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3664-178-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4716-179-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe File opened for modification C:\Windows\java.exe 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe File created C:\Windows\java.exe 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.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 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3664 wrote to memory of 4716 3664 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe 82 PID 3664 wrote to memory of 4716 3664 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe 82 PID 3664 wrote to memory of 4716 3664 34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe"C:\Users\Admin\AppData\Local\Temp\34d562415caac06b0c5d89659e4ea48deb7ba3b2cf9c815770be3722f3732487N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3664 -
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
MD5f8feda7736c6fc0f0ab55946ca4b5173
SHA10783f97d110ed21152167075bb356fec6796bbca
SHA2562d42ddd876e5412515bb60dcd71d9dbea94490c5fd56273174dbd3b30340a06a
SHA512f7ba26d48dae50b4232ef36330d30078c595c02102852c0802eafd3aad149c09efe3f6a626a765e7d39af6186f27c917a7ed77c933020df84b90b6e15437ca35
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Filesize
320B
MD5c77be9fbe728236ac7b52aabb4515704
SHA1bae217c5511849902cddf608817b654ecfae3dea
SHA256e6c5ccadb620587db4b021f8fdf9de76e95cb6189151d114ae920ae7ab97de27
SHA512fcfabf3308d03758c83696a7bdbfc4e9f8bd466beea84a95001c67642ef3d643e98440cd55ab12b61927f12f2840ac316daef0861e752500838ac26378a945c7
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Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2