Analysis
-
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
13-11-2024 00:31
Behavioral task
behavioral1
Sample
90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe
Resource
win10v2004-20241007-en
General
-
Target
90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe
-
Size
29KB
-
MD5
8aa6ef00d6d4ee528444e014da56f04a
-
SHA1
c6cd8c4f6cf44d67d9e5246246038f6de95b21fe
-
SHA256
90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303
-
SHA512
f977acf834428cf7f5e2d32f92595228179ff212d9687e4842f96a63c8b8f528014e7ce93e012ae5cccce714d96acd211f2e1d42de7ead1509c8482edcb2cd4b
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/e:AEwVs+0jNDY1qi/qm
Malware Config
Signatures
-
Detects MyDoom family 5 IoCs
resource yara_rule behavioral2/memory/3656-13-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3656-51-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3656-56-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3656-144-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral2/memory/3656-158-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 4572 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" 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral2/memory/3656-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0008000000023c8b-4.dat upx behavioral2/memory/4572-5-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3656-13-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4572-15-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-16-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-26-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-28-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-33-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-38-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-40-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-45-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-50-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3656-51-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4572-52-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3656-56-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/files/0x0004000000000707-66.dat upx behavioral2/memory/4572-74-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3656-144-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4572-149-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/3656-158-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral2/memory/4572-159-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral2/memory/4572-163-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe File opened for modification C:\Windows\java.exe 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe File created C:\Windows\java.exe 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.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 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3656 wrote to memory of 4572 3656 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe 83 PID 3656 wrote to memory of 4572 3656 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe 83 PID 3656 wrote to memory of 4572 3656 90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe"C:\Users\Admin\AppData\Local\Temp\90a36403eb8467f6977b6f95069ee3f4fe4176d95a7cb848a8f082b46d176303.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3656 -
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:4572
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
25B
MD58ba61a16b71609a08bfa35bc213fce49
SHA18374dddcc6b2ede14b0ea00a5870a11b57ced33f
SHA2566aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
SHA5125855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1
-
Filesize
29KB
MD562383db5f6c9da3a33a265720f7807d2
SHA101b29320a48dafead8192665da4ad126561f55ab
SHA256d3b68588d8f4aea784c4cc06a6c944a617b7995dee5204f34e924a15052dc6a8
SHA5128c8ff1dd5494e6dfeac40036e7a7a6315b56b9bdcbdc2ef805fec5c250faeead1e8b847876b43d2df2a267dc420304ed8b66f301b37b058e30c42067b9de0ac8
-
Filesize
320B
MD5ef3380c12cb8fec62924764e5440bd92
SHA1f815160aea9c9c3c7ca8ae5a8c5f87262db849a8
SHA256f58a1a8b89c06c900dfcef18cd6f49711c4c8e971a98c343f51186d823dade4b
SHA5124560f3c6c95ad1c65c044c0760575ea38b30b51147b29fe471ed17a4c09037882297b0ee92f536f89a28955ef2f90e097d49e542c86d453a98074382c9635086
-
Filesize
320B
MD52a3dea2ec17b042774e6aed5f59fe37b
SHA15c392e8e4be16b2e764c61341d7d415e4137a45c
SHA256db6cbf8a6de5c17ff1dd34eff744fef22e487514aef6dad735516f9ba7210c69
SHA5124a0d2c0ddf840970e1291319a2bfd78cb0ca3b738aaa3a2dd81075a72afcc30d996552500c247690e532c4848f6b1e6414da5ae4b55a7ef0cde2425fa7bca4d2
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2