e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9

General

Target

e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Size

54KB
MD5

31f454915de85273053972470c085b40
SHA1

7c7720307edc58be58a8cf90a1c95c5f3e9011b4
SHA256

e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9
SHA512

d2a328b4146b109c9abb71367b2397dccdb1f51b96b6359a18ea6ce8666abc96a223844953e7b9d268c46324ab89fe087f13138eb4e9adf5478f464faae98ab4
SSDEEP

768:+3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:25tPusSRJDTlLTOpJiaDjts4gfFi2+A

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1620 set thread context of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3620	3952	WerFault.exe	86

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	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3952	winver.exe
3952	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3952	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3396	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 1620 wrote to memory of 3700	1620	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	85
PID 3700 wrote to memory of 3952	3700	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	86
PID 3700 wrote to memory of 3952	3700	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	86
PID 3700 wrote to memory of 3952	3700	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	86
PID 3700 wrote to memory of 3952	3700	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	86
PID 3952 wrote to memory of 3396	3952	winver.exe	56
PID 3952 wrote to memory of 768	3952	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:768

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3396
- C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
  "C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
    "C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3700
  - - 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:3952
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 400
        5⤵
        Program crash
        
        PID:3620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3952 -ip 3952
1⤵
PID:2472

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/768-17-0x00007FFDAC90D000-0x00007FFDAC90E000-memory.dmp

Filesize
4KB

Download
memory/768-20-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/768-16-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/768-15-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/3396-21-0x00007FFDACAA0000-0x00007FFDACAA1000-memory.dmp

Filesize
4KB

Download
memory/3396-12-0x00007FFDAC90D000-0x00007FFDAC90E000-memory.dmp

Filesize
4KB

Download
memory/3396-10-0x0000000002810000-0x0000000002816000-memory.dmp

Filesize
24KB

Download
memory/3396-4-0x0000000002810000-0x0000000002816000-memory.dmp

Filesize
24KB

Download
memory/3700-3-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3952-11-0x0000000077762000-0x0000000077763000-memory.dmp

Filesize
4KB

Download
memory/3952-8-0x00000000008F1000-0x00000000008F2000-memory.dmp

Filesize
4KB

Download
memory/3952-18-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/3952-5-0x00000000027C0000-0x00000000027C6000-memory.dmp

Filesize
24KB

Download
memory/3952-9-0x00000000008F0000-0x0000000000902000-memory.dmp

Filesize
72KB

Download

Analysis

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