651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ec

General

Target

651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe
Size

225KB
MD5

124f280e00d6a072c540144e7d34f660
SHA1

d23cfbc8d7bb11d466662d4fb2857e9d3bc469d4
SHA256

651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ec
SHA512

36c62218f52fbe883960cc9d52c22e19bf001fbb37c07e193a8b0f4319c11caee831f58ff7d425fe6423a3a8f8279124149722283f0c70d931fcec8af549f0db
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:6ATuTAnKGwUAW3ycQqgt

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
4880	2928	WerFault.exe	103
5036	2604	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	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.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
2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe
2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2928	winver.exe
2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2928	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	103
PID 2604 wrote to memory of 2928	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	103
PID 2604 wrote to memory of 2928	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	103
PID 2604 wrote to memory of 2928	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	103
PID 2928 wrote to memory of 3448	2928	winver.exe	56
PID 2604 wrote to memory of 3448	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	56
PID 2604 wrote to memory of 3016	2604	651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3016

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe
  "C:\Users\Admin\AppData\Local\Temp\651317ec2e839bc1e559d8d24808237ae130d0fde075959ee0e200cc7d5b97ecN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2928
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 300
      4⤵
      Program crash
      PID:4880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2604 -s 888
    3⤵
    - Program crash
    PID:5036

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2928 -ip 2928
1⤵
PID:812

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 2604 -ip 2604
1⤵
PID:4964

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/2604-16-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/2604-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-24-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/2604-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-20-0x0000000005A90000-0x0000000006490000-memory.dmp

Filesize
10.0MB

Download
memory/2604-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2604-3-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/2604-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-8-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2604-1-0x0000000004580000-0x0000000004BD8000-memory.dmp

Filesize
6.3MB

Download
memory/3016-19-0x0000000000F70000-0x0000000000F76000-memory.dmp

Filesize
24KB

Download
memory/3016-25-0x0000000000F70000-0x0000000000F76000-memory.dmp

Filesize
24KB

Download
memory/3448-17-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3448-11-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3448-10-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download

Analysis

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