7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068d

General

Target

7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe
Size

237KB
MD5

526e794d945bb707d7b3959db4b310f0
SHA1

3e9eb05811eb73c70a08f3a2ec7417bd05ccdad7
SHA256

7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068d
SHA512

72d34207c06a6585306004354dcb9ba49bdcaaf7a9f90b000b89e94293ee04b527cc3acd1b65f61904db8d9e54492d1abb442d867689c1fbdef0ca2575680756
SSDEEP

6144:zA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:zATuTAnKGwUAWVycQqgj

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
648	4760	WerFault.exe	100
2616	2016	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	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.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
2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe
2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.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
4760	winver.exe
2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 4760	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	100
PID 2016 wrote to memory of 4760	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	100
PID 2016 wrote to memory of 4760	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	100
PID 2016 wrote to memory of 4760	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	100
PID 4760 wrote to memory of 3436	4760	winver.exe	56
PID 2016 wrote to memory of 3436	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	56
PID 2016 wrote to memory of 2956	2016	7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2956

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe
  "C:\Users\Admin\AppData\Local\Temp\7f8ac953172b05bce59c0c263499f9945afe9bbbd72e53646e5cf7723d7e068dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2016
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4760
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 300
      4⤵
      Program crash
      PID:648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 968
    3⤵
    - Program crash
    PID:2616

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4760 -ip 4760
1⤵
PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 2016 -ip 2016
1⤵
PID:1500

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/2016-16-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/2016-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2016-3-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/2016-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2016-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2016-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2016-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/2016-22-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/2016-19-0x0000000005AA0000-0x00000000064A0000-memory.dmp

Filesize
10.0MB

Download
memory/2016-11-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2016-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/2956-17-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/2956-23-0x00000000008E0000-0x00000000008E6000-memory.dmp

Filesize
24KB

Download
memory/3436-15-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/3436-10-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3436-9-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download

Analysis

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