a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637e

General

Target

a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe
Size

68KB
MD5

b5db039ad46cf323f9186c17fd8359b0
SHA1

2d2e48a49acc4de4ec6797402cfabbf459df351b
SHA256

a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637e
SHA512

a21b58ce7e88a9bd39704eea0bfafa7c76f9533aa7bbf3ec4666560abda8488e4de1f3ef11f70e128c7b62f12b8d35fa2ebd71e05b5b436a3f32902e8f074c2e
SSDEEP

768:uwaGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:u47urp3v23HSa0AMNyfQ1d2y4Z4P

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
908	4764	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4764	winver.exe
4764	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3572	Explorer.EXE
Token: SeCreatePagefilePrivilege	3572	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4764	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 3312 wrote to memory of 4568	3312	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	82
PID 4568 wrote to memory of 4764	4568	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	83
PID 4568 wrote to memory of 4764	4568	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	83
PID 4568 wrote to memory of 4764	4568	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	83
PID 4568 wrote to memory of 4764	4568	a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe	83
PID 4764 wrote to memory of 3572	4764	winver.exe	56
PID 4764 wrote to memory of 2804	4764	winver.exe	49

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2804

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3572
- C:\Users\Admin\AppData\Local\Temp\a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe
  "C:\Users\Admin\AppData\Local\Temp\a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3312
- - C:\Users\Admin\AppData\Local\Temp\a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe
    "C:\Users\Admin\AppData\Local\Temp\a905c980a0c5b5eb018f57de1c33cc9630815b88834e9d24971eb98ea67a637eN.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4568
  - - 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:4764
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 636
        5⤵
        Program crash
        
        PID:908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4764 -ip 4764
1⤵
PID:5012

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/2804-18-0x0000000000590000-0x0000000000597000-memory.dmp

Filesize
28KB

Download
memory/2804-17-0x0000000000590000-0x0000000000597000-memory.dmp

Filesize
28KB

Download
memory/3312-5-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/3312-2-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/3572-6-0x00000000007C0000-0x00000000007C7000-memory.dmp

Filesize
28KB

Download
memory/3572-12-0x00000000007C0000-0x00000000007C7000-memory.dmp

Filesize
28KB

Download
memory/3572-13-0x00007FFF4AC4D000-0x00007FFF4AC4E000-memory.dmp

Filesize
4KB

Download
memory/4568-4-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/4568-3-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4764-10-0x0000000000851000-0x0000000000852000-memory.dmp

Filesize
4KB

Download
memory/4764-11-0x0000000000850000-0x0000000000862000-memory.dmp

Filesize
72KB

Download
memory/4764-15-0x00007FFF4ABB0000-0x00007FFF4ADA5000-memory.dmp

Filesize
2.0MB

Download
memory/4764-14-0x00007FFF4ABB0000-0x00007FFF4ADA5000-memory.dmp

Filesize
2.0MB

Download
memory/4764-8-0x0000000000FE0000-0x0000000000FE7000-memory.dmp

Filesize
28KB

Download
memory/4764-19-0x0000000000FE0000-0x0000000000FE7000-memory.dmp

Filesize
28KB

Download

Analysis

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