Analysis
-
max time kernel
120s -
max time network
115s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-12-2024 23:54
Behavioral task
behavioral1
Sample
912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe
Resource
win10v2004-20241007-en
General
-
Target
912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe
-
Size
29KB
-
MD5
f6b9d4942a9cc75f1a4df9871991aa90
-
SHA1
63dbd95769908f6d9d536ed84359167bee67fc8e
-
SHA256
912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487
-
SHA512
9c0482df28fcdcb5711affc609b784855055af485cc4b1a626859a3357030eebd7d8ba99d90a164b74ee8271488a4c3dd9901c7cf4c77b79694d9bb6c4ae8048
-
SSDEEP
768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/e:AEwVs+0jNDY1qi/q2
Malware Config
Signatures
-
Detects MyDoom family 6 IoCs
resource yara_rule behavioral1/memory/2340-17-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-45-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-50-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-68-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-70-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom behavioral1/memory/2340-75-0x0000000000500000-0x0000000000510200-memory.dmp family_mydoom -
Mydoom family
-
Executes dropped EXE 1 IoCs
pid Process 2656 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" 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe" services.exe -
resource yara_rule behavioral1/memory/2340-0-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0008000000018d68-6.dat upx behavioral1/memory/2656-11-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-17-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2340-18-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-21-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-22-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-27-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-32-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-34-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-39-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-44-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-45-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-46-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2656-51-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-50-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/files/0x0004000000004ed7-56.dat upx behavioral1/memory/2656-69-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-68-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-71-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-70-0x0000000000500000-0x0000000000510200-memory.dmp upx behavioral1/memory/2656-76-0x0000000000400000-0x0000000000408000-memory.dmp upx behavioral1/memory/2340-75-0x0000000000500000-0x0000000000510200-memory.dmp upx -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\Windows\services.exe 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe File opened for modification C:\Windows\java.exe 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe File created C:\Windows\java.exe 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.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 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language services.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2340 wrote to memory of 2656 2340 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe 30 PID 2340 wrote to memory of 2656 2340 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe 30 PID 2340 wrote to memory of 2656 2340 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe 30 PID 2340 wrote to memory of 2656 2340 912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe 30
Processes
-
C:\Users\Admin\AppData\Local\Temp\912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe"C:\Users\Admin\AppData\Local\Temp\912ea9b3953bcbc3f87d2506950b3cce8af869c94c11957c9bd53c39a494b487N.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2340 -
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:2656
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
29KB
MD503173f369191d32fcd4aaed3bd2aa52b
SHA1c9de3661111497549678c2ebddcaff9c15cf4908
SHA256c117f195fa5e7b8cb00ab7b106d7bbe333239db3b3f2ef1bd78d3f9ce1fe3009
SHA512f6cf790f2d93263c5f453f9d53ee0239af0cef67ca01acf93f415c85c0db94158838f5df405d9aa56310557292ece00b3b0eadd51d2aed02e937828795d4e411
-
Filesize
320B
MD529713de3e71c0000f10e0ba427b0230b
SHA167564cbfc1eb2f291482f9175d206a7f17fbe1ba
SHA2564eb51dce22aa31e0f8368330addf8cd618b3de057f64d88670e18d1c5bd097e6
SHA5120db34cecd170f12b0cdc7ec94d18d3dc75666729cceef988d57e98d9626bd698d43e96c29f1ae7c7a9911bed0227f2c2c77886ad8580b6523554a6ee018f01e0
-
Filesize
8KB
MD5b0fe74719b1b647e2056641931907f4a
SHA1e858c206d2d1542a79936cb00d85da853bfc95e2
SHA256bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
SHA5129c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2