Analysis
-
max time kernel
152s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04-10-2022 03:36
Behavioral task
behavioral1
Sample
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe
Resource
win10v2004-20220812-en
General
-
Target
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe
-
Size
29KB
-
MD5
06baee0cdacf1710a95c73c4c75d641e
-
SHA1
a1c5366e2beccb96634f035bb1231e188b46231e
-
SHA256
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca
-
SHA512
01c2073740a4fa6b75ff1dad5e6240239b3a40a140b462fc08e15ed3f21b0aec812a6e85196b71903f8c367f86930508122991143defcca8d147d090660d1619
-
SSDEEP
768:02u75oa4fu124AqFjXeJBKh0p29SgRfu:475CPkj8KhG29jfu
Malware Config
Extracted
njrat
0.6.4
HacKed
mmusta11.ddns.net:1177
5cd8f17f4086744065eb0992a09e05a2
-
reg_key
5cd8f17f4086744065eb0992a09e05a2
-
splitter
|'|'|
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
Trojan.exepid process 1976 Trojan.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Trojan.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .." Trojan.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 45 IoCs
Processes:
Trojan.exepid process 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe 1976 Trojan.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Trojan.exedescription pid process Token: SeDebugPrivilege 1976 Trojan.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exeTrojan.exedescription pid process target process PID 5020 wrote to memory of 1976 5020 e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe Trojan.exe PID 5020 wrote to memory of 1976 5020 e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe Trojan.exe PID 5020 wrote to memory of 1976 5020 e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe Trojan.exe PID 1976 wrote to memory of 4004 1976 Trojan.exe netsh.exe PID 1976 wrote to memory of 4004 1976 Trojan.exe netsh.exe PID 1976 wrote to memory of 4004 1976 Trojan.exe netsh.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe"C:\Users\Admin\AppData\Local\Temp\e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5020 -
C:\Users\Admin\AppData\Local\Temp\Trojan.exe"C:\Users\Admin\AppData\Local\Temp\Trojan.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1976 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE3⤵
- Modifies Windows Firewall
PID:4004
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\Trojan.exeFilesize
29KB
MD506baee0cdacf1710a95c73c4c75d641e
SHA1a1c5366e2beccb96634f035bb1231e188b46231e
SHA256e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca
SHA51201c2073740a4fa6b75ff1dad5e6240239b3a40a140b462fc08e15ed3f21b0aec812a6e85196b71903f8c367f86930508122991143defcca8d147d090660d1619
-
C:\Users\Admin\AppData\Local\Temp\Trojan.exeFilesize
29KB
MD506baee0cdacf1710a95c73c4c75d641e
SHA1a1c5366e2beccb96634f035bb1231e188b46231e
SHA256e7a4dab72ecd98b9a4bf4e51529d8dde6f32fa1b48af470d14c3412484ac7bca
SHA51201c2073740a4fa6b75ff1dad5e6240239b3a40a140b462fc08e15ed3f21b0aec812a6e85196b71903f8c367f86930508122991143defcca8d147d090660d1619
-
memory/1976-133-0x0000000000000000-mapping.dmp
-
memory/1976-138-0x0000000074C50000-0x0000000075201000-memory.dmpFilesize
5.7MB
-
memory/1976-139-0x0000000074C50000-0x0000000075201000-memory.dmpFilesize
5.7MB
-
memory/4004-137-0x0000000000000000-mapping.dmp
-
memory/5020-132-0x0000000074C50000-0x0000000075201000-memory.dmpFilesize
5.7MB
-
memory/5020-136-0x0000000074C50000-0x0000000075201000-memory.dmpFilesize
5.7MB