a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6

General

Target

a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe
Size

237KB
MD5

d34ea63943359969d3677968b86b27e0
SHA1

7b7f84b853a518888ce50f14712fb39adf933d7f
SHA256

a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6
SHA512

e0a4e31c757ce7ca54722eada2f9e286cfc7f78f8865f644baeb77253f5accb71d121541e4c20da26966b5360e04bac37eb0184c29baf43943c41feeb3d38a2e
SSDEEP

6144:NA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:NATuTAnKGwUAWVycQqgB

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
944	2056	WerFault.exe	93
264	1112	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	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.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
1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe
1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3356	Explorer.EXE
Token: SeCreatePagefilePrivilege	3356	Explorer.EXE
Token: SeShutdownPrivilege	3356	Explorer.EXE
Token: SeCreatePagefilePrivilege	3356	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2056	winver.exe
1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1112 wrote to memory of 2056	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	93
PID 1112 wrote to memory of 2056	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	93
PID 1112 wrote to memory of 2056	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	93
PID 1112 wrote to memory of 2056	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	93
PID 2056 wrote to memory of 3356	2056	winver.exe	55
PID 1112 wrote to memory of 3356	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	55
PID 1112 wrote to memory of 2876	1112	a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2876

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3356
- C:\Users\Admin\AppData\Local\Temp\a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe
  "C:\Users\Admin\AppData\Local\Temp\a8e72369196791389f83d140079c68c4f9dc7dcd78a110d6f280fa5138c6f1c6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1112
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2056
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 300
      4⤵
      Program crash
      PID:944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1112 -s 920
    3⤵
    - Program crash
    PID:264

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2056 -ip 2056
1⤵
PID:2152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1112 -ip 1112
1⤵
PID:1964

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/1112-14-0x0000000005C10000-0x0000000006610000-memory.dmp

Filesize
10.0MB

Download
memory/1112-17-0x0000000005C10000-0x0000000006610000-memory.dmp

Filesize
10.0MB

Download
memory/1112-3-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/1112-4-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1112-5-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1112-2-0x00000000024F0000-0x00000000024F1000-memory.dmp

Filesize
4KB

Download
memory/1112-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1112-1-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/1112-21-0x0000000004700000-0x0000000004D58000-memory.dmp

Filesize
6.3MB

Download
memory/2876-22-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/2876-16-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3356-8-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download
memory/3356-13-0x00000000012E0000-0x00000000012E6000-memory.dmp

Filesize
24KB

Download
memory/3356-7-0x0000000001220000-0x0000000001226000-memory.dmp

Filesize
24KB

Download

Analysis

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