52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4

General

Target

52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe
Size

610KB
MD5

8c5e88bc5a951095485ca5cdf13f6f70
SHA1

54f9d5ed594e95ed388d8aad7797d25b0d2373f0
SHA256

52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4
SHA512

73542f06a83210a5e818150679e97cc04a610e27cf77f53b4a59bf395ea4beb53155b4d1538308de82bc124419e2963588141838b3fe3910e4dd1f2a065f31f9
SSDEEP

12288:ZATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:bT+KjUdQqboyyWoK1NGqzuhR

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
940	1348	WerFault.exe	102
2208	3648	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe
3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

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

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1348	winver.exe
3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 1348	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	102
PID 3648 wrote to memory of 1348	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	102
PID 3648 wrote to memory of 1348	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	102
PID 3648 wrote to memory of 1348	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	102
PID 1348 wrote to memory of 3424	1348	winver.exe	56
PID 3648 wrote to memory of 3424	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	56
PID 3648 wrote to memory of 2992	3648	52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2992

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3424
- C:\Users\Admin\AppData\Local\Temp\52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe
  "C:\Users\Admin\AppData\Local\Temp\52e380634898a746117c750e856829b39b07b3f9640109b6d8ded28d87a247f4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3648
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1348
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 300
      4⤵
      Program crash
      PID:940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 1004
    3⤵
    - Program crash
    PID:2208

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1348 -ip 1348
1⤵
PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3648 -ip 3648
1⤵
PID:2192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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/2992-18-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/2992-24-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/3424-10-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/3424-9-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/3424-16-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/3648-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3648-7-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/3648-6-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/3648-1-0x00000000045B0000-0x0000000004C08000-memory.dmp

Filesize
6.3MB

Download
memory/3648-4-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/3648-5-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download
memory/3648-15-0x0000000005AC0000-0x00000000064C0000-memory.dmp

Filesize
10.0MB

Download
memory/3648-3-0x00000000045B0000-0x0000000004C08000-memory.dmp

Filesize
6.3MB

Download
memory/3648-19-0x0000000005AC0000-0x00000000064C0000-memory.dmp

Filesize
10.0MB

Download
memory/3648-23-0x00000000045B0000-0x0000000004C08000-memory.dmp

Filesize
6.3MB

Download
memory/3648-2-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing