6d43c96f1425abf6538f9b526b768f2fa284dcd9fec93e5b5cf001a4f83fdb89

Analysis

max time kernel
150s
max time network
152s
platform
windows10_x64
resource
win10-en-20210920
submitted
27/09/2021, 13:52

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Uninstall.exe
Size 181KB
Sample210927-q6esmshbb5
SHA256 6d43c96f1425abf6538f9b526b768f2fa284dcd9fec93e5b5cf001a4f83fdb89
MD5 e0e25450a7f2376cd9ec04ac8b63f6d4
SHA1 dbec0622b7a0ad34b075818ca9186bb0088ab949
SHA512 a786469004d47d74e684a7d233d562b149cdf7d01b5b65332b14ecd0688353195b29927af59095a38931785bb423c7c079ed4767faab0ed39cb2498265725a3c
MD5 SHA1 SHA512

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2376	Au_.exe

Deletes itself 1 IoCs

pid	Process
2376	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
2376	Au_.exe
2376	Au_.exe
2376	Au_.exe

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

System Information Discovery
T1082

NSIS installer 4 IoCs

installer

resource	yara_rule
behavioral2/files/0x000700000001aba7-116.dat	nsis_installer_1
behavioral2/files/0x000700000001aba7-116.dat	nsis_installer_2
behavioral2/files/0x000700000001aba7-117.dat	nsis_installer_1
behavioral2/files/0x000700000001aba7-117.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 2376	2112	Uninstall.exe	69
PID 2112 wrote to memory of 2376	2112	Uninstall.exe	69
PID 2112 wrote to memory of 2376	2112	Uninstall.exe	69

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Deletes itself
  - Loads dropped DLL
  PID:2376

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads