7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f

General

Target

7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe
Size

225KB
MD5

cabe266d972568da4ba7741894f794d3
SHA1

b08b3693045568efc1f6167bb0f823a73af977d7
SHA256

7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f
SHA512

c130e9be47a254029dd70e50556805fc9d12e6c3deab9b081e54194834b9bff48a3ab6b21390cbc9b52079e268a07013a5eee92bfd25582ac5cf1f261516a51f
SSDEEP

6144:MA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:MATuTAnKGwUAW3ycQqgf

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
2120	1920	WerFault.exe	93
4124	4052	WerFault.exe	81

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	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.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
4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe
4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1920	winver.exe
4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 1920	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	93
PID 4052 wrote to memory of 1920	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	93
PID 4052 wrote to memory of 1920	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	93
PID 4052 wrote to memory of 1920	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	93
PID 1920 wrote to memory of 3436	1920	winver.exe	56
PID 4052 wrote to memory of 3436	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	56
PID 4052 wrote to memory of 2428	4052	7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2428

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe
  "C:\Users\Admin\AppData\Local\Temp\7786f19b976f195cd492566db53dfe398bb4db7463d150e01187efe278a82d7f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4052
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1920
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1920 -s 196
      4⤵
      Program crash
      PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 932
    3⤵
    - Program crash
    PID:4124

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 1920 -ip 1920
1⤵
PID:612

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4052 -ip 4052
1⤵
PID:1720

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/2428-14-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/2428-20-0x0000000000FA0000-0x0000000000FA6000-memory.dmp

Filesize
24KB

Download
memory/3436-5-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/3436-11-0x0000000002870000-0x0000000002876000-memory.dmp

Filesize
24KB

Download
memory/4052-1-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/4052-2-0x00000000024E0000-0x00000000024E1000-memory.dmp

Filesize
4KB

Download
memory/4052-3-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/4052-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4052-10-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/4052-15-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/4052-19-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download

Analysis

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