63478eaddd2eab15aff60344a30b8835f04d77cc155f93b8a4be648dcb856c1e

Analysis

max time kernel
90s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2023, 18:59

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General

Target

offer.lnk
Size

1KB
MD5

3f1a5cd2fb46988e748cc01d9cae5ffc
SHA1

dd91263bd46202e197209891062f92fab0b89635
SHA256

63478eaddd2eab15aff60344a30b8835f04d77cc155f93b8a4be648dcb856c1e
SHA512

3d51091b344fe142a8782450b7d49319eba9dd7ad4ffd7b3cbeb2b89f79615675109db8fadf4040c8aa3d45036226268eb897e9c9d900b23b0c07382c835cfd1

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	cmd.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 4308	4260	cmd.exe	80
PID 4260 wrote to memory of 4308	4260	cmd.exe	80

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\offer.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c memberhome.bat
  2⤵
  PID:4308

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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