939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb

General

Target

939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe
Size

54KB
MD5

b77f8015cb2d0359f55d4dc8eac09633
SHA1

5cb8c904b3ad657f59c186e67527f0a2ca98cb11
SHA256

939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb
SHA512

b802eaf54485064d904b654d92927b0a7fcfaf0e1ee87df9364cb748a640034e8ef8cd0a752f9d1dd505dfd7324d212d557d55035f44f7867a7057d88b830a4a
SSDEEP

768:c3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:s5tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1596 set thread context of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86

Program crash 1 IoCs

pid	pid_target	Process	procid_target
380	2912	WerFault.exe	87

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	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2912	winver.exe
2912	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3416	Explorer.EXE
Token: SeCreatePagefilePrivilege	3416	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2912	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 1596 wrote to memory of 5096	1596	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	86
PID 5096 wrote to memory of 2912	5096	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	87
PID 5096 wrote to memory of 2912	5096	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	87
PID 5096 wrote to memory of 2912	5096	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	87
PID 5096 wrote to memory of 2912	5096	939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe	87
PID 2912 wrote to memory of 3416	2912	winver.exe	56
PID 2912 wrote to memory of 2876	2912	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2876

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3416
- C:\Users\Admin\AppData\Local\Temp\939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe
  "C:\Users\Admin\AppData\Local\Temp\939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1596
- - C:\Users\Admin\AppData\Local\Temp\939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe
    "C:\Users\Admin\AppData\Local\Temp\939f6cae23a5819bc16d1b73d7289f5b2413f94041a35e5825795d538a7977cb.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5096
  - - 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:2912
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 388
        5⤵
        Program crash
        
        PID:380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2912 -ip 2912
1⤵
PID:2372

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

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Downloads

memory/2876-13-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

Filesize
24KB

Download
memory/2876-14-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

Filesize
24KB

Download
memory/2912-4-0x0000000001280000-0x0000000001286000-memory.dmp

Filesize
24KB

Download
memory/2912-8-0x0000000077AB2000-0x0000000077AB3000-memory.dmp

Filesize
4KB

Download
memory/2912-7-0x0000000001280000-0x0000000001286000-memory.dmp

Filesize
24KB

Download
memory/2912-16-0x0000000001280000-0x0000000001286000-memory.dmp

Filesize
24KB

Download
memory/3416-3-0x0000000001250000-0x0000000001256000-memory.dmp

Filesize
24KB

Download
memory/3416-10-0x00007FFDA734D000-0x00007FFDA734E000-memory.dmp

Filesize
4KB

Download
memory/3416-9-0x0000000001250000-0x0000000001256000-memory.dmp

Filesize
24KB

Download
memory/3416-15-0x00007FFDA74E0000-0x00007FFDA74E1000-memory.dmp

Filesize
4KB

Download
memory/5096-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

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