1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571

Analysis

max time kernel
33s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21/10/2022, 02:11

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General

Target

1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe
Size

148KB
MD5

5d7b79d93d1490a8bb0766f5fe14b9e0
SHA1

6724e23a53061dae97ca19813de3a2b19e53127a
SHA256

1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571
SHA512

69ed380aa757802b6324b76a15c419f06e6a657bfba4d72172bd2c0894d7dc5d8e30c1b5d414d1da263ebd5ec2233e7edf3839dc18ec7d1206ace3ada6234b02
SSDEEP

3072:o3A5lgVnQ7GsRwNqmAlITlU4Q+SparIKxOXD2hR:o8GsOFA+o+SpEIKxOT

Score

6^/10

Malware Config

Signatures

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1488	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1488	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1016	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 1336	1016	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe	30
PID 1016 wrote to memory of 1336	1016	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe	30
PID 1016 wrote to memory of 1336	1016	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe	30
PID 1016 wrote to memory of 1336	1016	1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe	30
PID 1336 wrote to memory of 1488	1336	cmd.exe	32
PID 1336 wrote to memory of 1488	1336	cmd.exe	32
PID 1336 wrote to memory of 1488	1336	cmd.exe	32
PID 1336 wrote to memory of 1488	1336	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe
"C:\Users\Admin\AppData\Local\Temp\1ed8a4f921341747b78449aee8152fc337d83e9d0aa0198e0b9f32a873a57571.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 1ed8a4f921341747b78449aee8152fc337
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1336
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1488

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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