842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3

General

Target

842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe
Size

54KB
MD5

9a8c530783c2589b773ed06ba4db67cf
SHA1

0291775b927677de837f367f4bfe19661b0bfae7
SHA256

842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3
SHA512

7749b096219e3468aa4005fd864372dcbefd86f3f98143d2c5f49918a07c9c85625bf00118b310d745e77cb8c9439b3ab5c5241fac0028209f77ac1877a05af6
SSDEEP

768:+3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBW:25tPusSRJDTlLTOpJiaDjts4gfFi2+w

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2792 set thread context of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1516	680	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
680	winver.exe
680	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
680	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 2792 wrote to memory of 4292	2792	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	82
PID 4292 wrote to memory of 680	4292	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	83
PID 4292 wrote to memory of 680	4292	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	83
PID 4292 wrote to memory of 680	4292	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	83
PID 4292 wrote to memory of 680	4292	842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe	83
PID 680 wrote to memory of 3424	680	winver.exe	56
PID 680 wrote to memory of 3028	680	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3028

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3424
- C:\Users\Admin\AppData\Local\Temp\842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe
  "C:\Users\Admin\AppData\Local\Temp\842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2792
- - C:\Users\Admin\AppData\Local\Temp\842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe
    "C:\Users\Admin\AppData\Local\Temp\842bedb487c38e44618e8da0b472d66ba2c6b356881b7d85c2da04d412aeffe3.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4292
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:680
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 404
        5⤵
        Program crash
        
        PID:1516

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 680 -ip 680
1⤵
PID:1392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/680-3-0x0000000000691000-0x0000000000692000-memory.dmp

Filesize
4KB

Download
memory/680-5-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/680-10-0x0000000076F92000-0x0000000076F93000-memory.dmp

Filesize
4KB

Download
memory/680-7-0x0000000000690000-0x00000000006A2000-memory.dmp

Filesize
72KB

Download
memory/680-12-0x00007FFD65870000-0x00007FFD65A65000-memory.dmp

Filesize
2.0MB

Download
memory/680-17-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/3028-15-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3028-16-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3424-4-0x0000000002F30000-0x0000000002F36000-memory.dmp

Filesize
24KB

Download
memory/3424-9-0x0000000002F30000-0x0000000002F36000-memory.dmp

Filesize
24KB

Download
memory/3424-11-0x00007FFD6590D000-0x00007FFD6590E000-memory.dmp

Filesize
4KB

Download
memory/4292-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

Sharing