Analysis
-
max time kernel
150s -
max time network
152s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
24-11-2020 13:03
Static task
static1
Behavioral task
behavioral1
Sample
1ri6vEaZ.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
1ri6vEaZ.exe
Resource
win10v20201028
General
-
Target
1ri6vEaZ.exe
-
Size
23KB
-
MD5
14302b2f2ea63fc602a20fd8e0843a01
-
SHA1
4502a056326f9ee055f6d91934148a30608168b8
-
SHA256
d6a23bd5941e939de4a0a6af6bb581aefa9fff47cd3d6d5cfa3d170c3a50d389
-
SHA512
d0e953fe15254b0e94eb031e77c83c5f204c4d6278307a416e48fd489e17cf7b9cf964800456395fce54bdbd293a560f0f0bf2d306f95004c809f3ef2d850590
Malware Config
Extracted
njrat
0.7d
HacKed by ayouboto
frifra.myq-see.com:5552
9f7aaf2b008e1c7912a43cef67198b0a
-
reg_key
9f7aaf2b008e1c7912a43cef67198b0a
-
splitter
|'|'|
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
server.exepid process 4068 server.exe -
Modifies Windows Firewall 1 TTPs
-
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
server.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\9f7aaf2b008e1c7912a43cef67198b0a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\9f7aaf2b008e1c7912a43cef67198b0a = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\server.exe\" .." server.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of AdjustPrivilegeToken 33 IoCs
Processes:
server.exedescription pid process Token: SeDebugPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe Token: 33 4068 server.exe Token: SeIncBasePriorityPrivilege 4068 server.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
1ri6vEaZ.exeserver.exedescription pid process target process PID 580 wrote to memory of 4068 580 1ri6vEaZ.exe server.exe PID 580 wrote to memory of 4068 580 1ri6vEaZ.exe server.exe PID 580 wrote to memory of 4068 580 1ri6vEaZ.exe server.exe PID 4068 wrote to memory of 3812 4068 server.exe netsh.exe PID 4068 wrote to memory of 3812 4068 server.exe netsh.exe PID 4068 wrote to memory of 3812 4068 server.exe netsh.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\1ri6vEaZ.exe"C:\Users\Admin\AppData\Local\Temp\1ri6vEaZ.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\server.exe"C:\Users\Admin\AppData\Local\Temp\server.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\server.exeMD5
14302b2f2ea63fc602a20fd8e0843a01
SHA14502a056326f9ee055f6d91934148a30608168b8
SHA256d6a23bd5941e939de4a0a6af6bb581aefa9fff47cd3d6d5cfa3d170c3a50d389
SHA512d0e953fe15254b0e94eb031e77c83c5f204c4d6278307a416e48fd489e17cf7b9cf964800456395fce54bdbd293a560f0f0bf2d306f95004c809f3ef2d850590
-
C:\Users\Admin\AppData\Local\Temp\server.exeMD5
14302b2f2ea63fc602a20fd8e0843a01
SHA14502a056326f9ee055f6d91934148a30608168b8
SHA256d6a23bd5941e939de4a0a6af6bb581aefa9fff47cd3d6d5cfa3d170c3a50d389
SHA512d0e953fe15254b0e94eb031e77c83c5f204c4d6278307a416e48fd489e17cf7b9cf964800456395fce54bdbd293a560f0f0bf2d306f95004c809f3ef2d850590
-
memory/3812-3-0x0000000000000000-mapping.dmp
-
memory/4068-0-0x0000000000000000-mapping.dmp