0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85

General

Target

0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe
Size

237KB
MD5

96d76e43cb633fd58a5f479dde3090e0
SHA1

15e1aa381671132a0a4b50c9cfaa7580e68e5546
SHA256

0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85
SHA512

bad767b884bbf26979a127c1e8bf6442c9c9878dffc275051c13d8ee2848442b317e111120c180f2cd8fc6cbe923690281cf2a2b77f5d0b2144b29d2a93b33db
SSDEEP

6144:LA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:LATuTAnKGwUAWVycQqgj

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
4420	4912	WerFault.exe	101
2212	3184	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	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.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
3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe
3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE
Token: SeShutdownPrivilege	3496	Explorer.EXE
Token: SeCreatePagefilePrivilege	3496	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4912	winver.exe
3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3184 wrote to memory of 4912	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	101
PID 3184 wrote to memory of 4912	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	101
PID 3184 wrote to memory of 4912	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	101
PID 3184 wrote to memory of 4912	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	101
PID 4912 wrote to memory of 3496	4912	winver.exe	56
PID 3184 wrote to memory of 3496	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	56
PID 3184 wrote to memory of 2756	3184	0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2756

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3496
- C:\Users\Admin\AppData\Local\Temp\0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe
  "C:\Users\Admin\AppData\Local\Temp\0f4cb9382ae7e753f149dc53e729f8e33f8c0c6f390929f3b17f04cf9c82ea85N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3184
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4912
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 300
      4⤵
      Program crash
      PID:4420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 920
    3⤵
    - Program crash
    PID:2212

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4912 -ip 4912
1⤵
PID:3920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3184 -ip 3184
1⤵
PID:1628

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

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Downloads

memory/2756-13-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/2756-19-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/3184-1-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/3184-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/3184-3-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/3184-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3184-10-0x0000000005B00000-0x0000000006500000-memory.dmp

Filesize
10.0MB

Download
memory/3184-14-0x0000000005B00000-0x0000000006500000-memory.dmp

Filesize
10.0MB

Download
memory/3184-18-0x00000000046F0000-0x0000000004D48000-memory.dmp

Filesize
6.3MB

Download
memory/3496-5-0x0000000000BC0000-0x0000000000BC6000-memory.dmp

Filesize
24KB

Download
memory/3496-6-0x0000000000BC0000-0x0000000000BC6000-memory.dmp

Filesize
24KB

Download
memory/3496-11-0x0000000000BD0000-0x0000000000BD6000-memory.dmp

Filesize
24KB

Download

Analysis

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