Analysis
-
max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
12/01/2025, 07:35
Behavioral task
behavioral1
Sample
f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe
Resource
win10v2004-20241007-en
General
-
Target
f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe
-
Size
29KB
-
MD5
29c81dafb438875ee6c7aa8e178ea160
-
SHA1
bf72c79416e4c2aee52d932f161c6ab156ecbc2c
-
SHA256
f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4be
-
SHA512
fc6f0e889a3743c3f48aa1c661dd6a0ecb36422d5d04cc8e9865605da70f423e5bb3bc12b990604d61f8a8f0e84ace3cff8138225f30c48636ac8bc5362dd6e6
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/v:AEwVs+0jNDY1qi/qn
Malware Config
Signatures
-
Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/1704-16-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1704-30-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1704-35-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1704-53-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1704-60-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/1704-67-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 2972 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\Services = "C:\\Windows\\services.exe" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe" f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe -
resource yara_rule behavioral1/memory/1704-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/1704-4-0x0000000000220000-0x0000000000228000-memory.dmp upx behavioral1/files/0x000700000001925c-7.dat upx behavioral1/memory/2972-10-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-16-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2972-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-19-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-24-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-29-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-30-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2972-31-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-36-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-35-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0004000000004ed7-41.dat upx behavioral1/memory/2972-54-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-53-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2972-56-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-60-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2972-61-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-66-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/1704-67-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2972-68-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2972-73-0x0000000000400000-0x0000000000408000-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe File opened for modification C:\Windows\java.exe f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe File created C:\Windows\java.exe f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.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 f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1704 wrote to memory of 2972 1704 f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe 30 PID 1704 wrote to memory of 2972 1704 f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe 30 PID 1704 wrote to memory of 2972 1704 f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe 30 PID 1704 wrote to memory of 2972 1704 f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe"C:\Users\Admin\AppData\Local\Temp\f61a30649e59a27a985bfa561c0d681a97bd04c6bac2079571d39067227fe4beN.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1704 -
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:2972
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
29KB
MD58168136a3de2b78e34f5f14f2b8c9ed9
SHA1ff24aeeb0d7ceec6a9f850bb7426496d0f951f2e
SHA256c8ad111cbadc50855fddcaeb68132c1b1f696c9aab6a02e0d7dc062505b09caf
SHA512bc480ae83fe638e8ccaf69fb06d0318578494f60f73a68198e53876c4e89d7f4308f33f45c7a4e2e24ccdff639f1465d48251d7718452b267362f2ab6085bf6f
-
Filesize
384B
MD531c2538132847ecd1a1bfcdf6b9396ed
SHA13458fa55d10d74efb6aceceaebb17b1939e4cd8c
SHA256551d51f41303261484efb53a7494af1807704e10caa133cd680be19075ebb891
SHA5120885bd5f4342df9546f94b279e80d20a9253cd1f3c2ec697a3ac5a950ae32b7da6b59d0de519657abb20e5ace82bac8603bb87e07685384fca1ebbd3a5c783cb
-
Filesize
384B
MD54284ae84dbba053793e404e17ae52697
SHA16916607d8403532afbb38cc649426082a11fc1c6
SHA256fd976616c4467cfc491c18f6231232d85f5920602db782da930242c5ad01ec34
SHA51290919315a25672e177a310537348d0bdd10358472d5c2c606214699afb37f73c4d892fffabaf0056114cc5307f5eca96be8c18603cb8f66dc3e6a2966b5641f0
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2