af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0

General

Target

af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe
Size

62KB
MD5

7bc905e9818fdc4db4aaf1f672d4ac6c
SHA1

efa7e31c68031bb6d9f7b67107567ef022f154ee
SHA256

af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0
SHA512

f3be7a2dd70a881e5c845e34221ecde8d130460a6634e776cd27e512ea3fb5604ebd3b5aa65a698fd07f07e89c2a894b84f656e0b304fe883ddb13b69cfafabe
SSDEEP

768:7BpZR8fRR1EOrsKrbcYXn9UdDp7Esezzvmw1dJxWxU5:7BPSJRBrsKrbc4WdDp76zLB0u

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4808 set thread context of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	748	WerFault.exe	84

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	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
748	winver.exe
748	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3472	Explorer.EXE
Token: SeCreatePagefilePrivilege	3472	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
748	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4808 wrote to memory of 4432	4808	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	83
PID 4432 wrote to memory of 748	4432	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	84
PID 4432 wrote to memory of 748	4432	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	84
PID 4432 wrote to memory of 748	4432	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	84
PID 4432 wrote to memory of 748	4432	af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe	84
PID 748 wrote to memory of 3472	748	winver.exe	56
PID 748 wrote to memory of 3048	748	winver.exe	51

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3048

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3472
- C:\Users\Admin\AppData\Local\Temp\af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe
  "C:\Users\Admin\AppData\Local\Temp\af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4808
- - C:\Users\Admin\AppData\Local\Temp\af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe
    "C:\Users\Admin\AppData\Local\Temp\af94321f5c88e3b76a7f2daaa55c268a5262130542efcb540f1bc24e0c31f5f0.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4432
  - - 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:748
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 388
        5⤵
        Program crash
        
        PID:1800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 748 -ip 748
1⤵
PID:208

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/748-4-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/748-10-0x0000000076FE2000-0x0000000076FE3000-memory.dmp

Filesize
4KB

Download
memory/748-8-0x0000000000700000-0x0000000000712000-memory.dmp

Filesize
72KB

Download
memory/748-7-0x0000000000701000-0x0000000000702000-memory.dmp

Filesize
4KB

Download
memory/748-16-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/3048-14-0x0000000000970000-0x0000000000976000-memory.dmp

Filesize
24KB

Download
memory/3048-15-0x0000000000970000-0x0000000000976000-memory.dmp

Filesize
24KB

Download
memory/3048-18-0x00007FF8FA0B0000-0x00007FF8FA0B1000-memory.dmp

Filesize
4KB

Download
memory/3472-9-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/3472-3-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/3472-11-0x00007FF8F9F2D000-0x00007FF8F9F2E000-memory.dmp

Filesize
4KB

Download
memory/4432-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download

Analysis

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