4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4

General

Target

4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe
Size

237KB
MD5

335bb8fa890bcf7989521b4c43ac39cd
SHA1

e96233c9d2d693ecc40ee4cdbc4096af5a28b960
SHA256

4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4
SHA512

0ce1654e203f3f6b1321c04aa0d7ab8678bad8bd841a8b91b5f486f6bc809cd2522e45e05fd9dd379574c04fef66043e315770be020aa6ce823c7600c027f589
SSDEEP

6144:IA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:IATuTAnKGwUAWVycQqgr

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
2232	4216	WerFault.exe	105
4604	3444	WerFault.exe	84

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	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.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
3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe
3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4216	winver.exe
3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3444 wrote to memory of 4216	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	105
PID 3444 wrote to memory of 4216	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	105
PID 3444 wrote to memory of 4216	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	105
PID 3444 wrote to memory of 4216	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	105
PID 4216 wrote to memory of 3520	4216	winver.exe	56
PID 3444 wrote to memory of 3520	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	56
PID 3444 wrote to memory of 2672	3444	4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe	44

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2672

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe
  "C:\Users\Admin\AppData\Local\Temp\4700c2053434138b9f0e0b7e659fb6b7d7564347aa720cd3bc5bda9c3e2631d4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3444
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4216
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 300
      4⤵
      Program crash
      PID:2232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3444 -s 712
    3⤵
    - Program crash
    PID:4604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4216 -ip 4216
1⤵
PID:3036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3444 -ip 3444
1⤵
PID:3752

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/2672-14-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2672-20-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/3444-1-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3444-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3444-3-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3444-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3444-11-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/3444-17-0x0000000005A70000-0x0000000006470000-memory.dmp

Filesize
10.0MB

Download
memory/3444-19-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3520-5-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

Download
memory/3520-6-0x00000000012F0000-0x00000000012F6000-memory.dmp

Filesize
24KB

Download
memory/3520-12-0x00000000014F0000-0x00000000014F6000-memory.dmp

Filesize
24KB

Download

Analysis

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