Analysis
- max time kernel
150s - max time network
61s - platform
windows7_x64 - resource
win7v200430 - submitted
20/07/2020, 08:59
Static task
static1
Behavioral task
behavioral1
Sample
w3ZunC4T3NabRBY.exe
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
w3ZunC4T3NabRBY.exe
Resource
win10
0 signatures
0 seconds
General
- Target w3ZunC4T3NabRBY.exe
- Size 714KB
- Sample200720-c61q343eb2
- SHA256 df4402ea60ec3926d41fcf1256598ac8205de716bc03f6740a7a5245965c2fb3
- MD5 6186934d6ebcbd2761413698113233cf
- SHA1 1cb707da74be05966780ee846a83971a68a38775
- SHA512 6c8770bfaa7b43d3266e68e06b2ad112a1866362a8a5b1c3c4ccc085d0cbd25ef4515d503bcf0db886e860ddbe4239ee045ffa0e574a3584d454045c97b860cc
- MD5 SHA1 SHA512
Score
7/10
Malware Config
Signatures
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 checkip.dyndns.org - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1360 wrote to memory of 1816 1360 w3ZunC4T3NabRBY.exe 26 PID 1360 wrote to memory of 1816 1360 w3ZunC4T3NabRBY.exe 26 PID 1360 wrote to memory of 1816 1360 w3ZunC4T3NabRBY.exe 26 PID 1360 wrote to memory of 1816 1360 w3ZunC4T3NabRBY.exe 26 PID 1360 wrote to memory of 1736 1360 w3ZunC4T3NabRBY.exe 28 PID 1360 wrote to memory of 1736 1360 w3ZunC4T3NabRBY.exe 28 PID 1360 wrote to memory of 1736 1360 w3ZunC4T3NabRBY.exe 28 PID 1360 wrote to memory of 1736 1360 w3ZunC4T3NabRBY.exe 28 PID 1360 wrote to memory of 1852 1360 w3ZunC4T3NabRBY.exe 29 PID 1360 wrote to memory of 1852 1360 w3ZunC4T3NabRBY.exe 29 PID 1360 wrote to memory of 1852 1360 w3ZunC4T3NabRBY.exe 29 PID 1360 wrote to memory of 1852 1360 w3ZunC4T3NabRBY.exe 29 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 PID 1360 wrote to memory of 1760 1360 w3ZunC4T3NabRBY.exe 30 - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1360 w3ZunC4T3NabRBY.exe Token: SeDebugPrivilege 1760 w3ZunC4T3NabRBY.exe - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1360 w3ZunC4T3NabRBY.exe 1360 w3ZunC4T3NabRBY.exe 1760 w3ZunC4T3NabRBY.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1360 set thread context of 1760 1360 w3ZunC4T3NabRBY.exe 30 - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1816 schtasks.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
Processes
-
C:\Users\Admin\AppData\Local\Temp\w3ZunC4T3NabRBY.exe"C:\Users\Admin\AppData\Local\Temp\w3ZunC4T3NabRBY.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
PID:1360 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QSKLGEXGxHpYN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2838.tmp"2⤵
- Creates scheduled task(s)
PID:1816
-
-
C:\Users\Admin\AppData\Local\Temp\w3ZunC4T3NabRBY.exe"{path}"2⤵PID:1736
-
-
C:\Users\Admin\AppData\Local\Temp\w3ZunC4T3NabRBY.exe"{path}"2⤵PID:1852
-
-
C:\Users\Admin\AppData\Local\Temp\w3ZunC4T3NabRBY.exe"{path}"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:1760
-