177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2

General

Target

177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe
Size

225KB
MD5

5da541b578d441ef84f3935b2afbc8ab
SHA1

81501630d113ecb6cf3bb6ecea258c5b74814d1e
SHA256

177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2
SHA512

102df04d0ca0c872b6b0ee47765f59143f2727052dc6ef4e100aec0fd078661ec361a5addf1e4ada0cba6f911fd8f64e6bc9d2770beb12a7b45070d2cd6f9de5
SSDEEP

6144:hA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:hATuTAnKGwUAW3ycQqgf

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
2204	2168	WerFault.exe	92
1340	2680	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	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 16 IoCs

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

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2168	winver.exe
3520	Explorer.EXE
3520	Explorer.EXE
2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3520	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2680 wrote to memory of 2168	2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe	92
PID 2680 wrote to memory of 2168	2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe	92
PID 2680 wrote to memory of 2168	2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe	92
PID 2680 wrote to memory of 2168	2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe	92
PID 2168 wrote to memory of 3520	2168	winver.exe	56
PID 2680 wrote to memory of 3520	2680	177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3520
- C:\Users\Admin\AppData\Local\Temp\177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe
  "C:\Users\Admin\AppData\Local\Temp\177c6e2a72e106bab65afdddd43bd851c7d7a2e334db10825e61363b58ee77d2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2680
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2168
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2168 -s 300
      4⤵
      Program crash
      PID:2204
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 804
    3⤵
    - Program crash
    PID:1340

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2168 -ip 2168
1⤵
PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2680 -ip 2680
1⤵
PID:4944

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/2680-1-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/2680-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2680-3-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/2680-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2680-5-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2680-6-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2680-7-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/2680-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2680-18-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/3520-10-0x0000000001200000-0x0000000001206000-memory.dmp

Filesize
24KB

Download
memory/3520-11-0x0000000001200000-0x0000000001206000-memory.dmp

Filesize
24KB

Download
memory/3520-15-0x00000000033F0000-0x00000000033F6000-memory.dmp

Filesize
24KB

Download

Analysis

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