45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2

General

Target

45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe
Size

225KB
MD5

88af5b6950bd05e43163ea866edf4755
SHA1

e4dce390894df5ff6673bdbddd3b8ced32365d3f
SHA256

45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2
SHA512

ba8dc55f2901cf877445b7e05803fea39b8282cd471561ba25a2fad01cbe7f5ae66fc3e2413ef835d42378e13dc2945170f3f6f875192f681c198c4a6439d7c9
SSDEEP

6144:4A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:4ATuTAnKGwUAW3ycQqg/

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
224	4872	WerFault.exe	102
1636	4864	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	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.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
4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe
4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4872	winver.exe
4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 4872	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	102
PID 4864 wrote to memory of 4872	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	102
PID 4864 wrote to memory of 4872	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	102
PID 4864 wrote to memory of 4872	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	102
PID 4872 wrote to memory of 3432	4872	winver.exe	56
PID 4864 wrote to memory of 3432	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	56
PID 4864 wrote to memory of 2852	4864	45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2852

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe
  "C:\Users\Admin\AppData\Local\Temp\45ce9ba083c60e0f2380813fe568227101f324a85a6bad76a1687aeb1fdf89c2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4864
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4872
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4872 -s 300
      4⤵
      Program crash
      PID:224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4864 -s 884
    3⤵
    - Program crash
    PID:1636

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4872 -ip 4872
1⤵
PID:2776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4864 -ip 4864
1⤵
PID:1040

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/2852-21-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/2852-15-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/3432-7-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

Filesize
24KB

Download
memory/3432-13-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

Filesize
24KB

Download
memory/3432-6-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

Filesize
24KB

Download
memory/4864-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/4864-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4864-1-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/4864-12-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/4864-3-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/4864-17-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/4864-20-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/4864-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing