cf2db4e305a4754cf4d9799d4681b0414b556f0fd83b5760e07c88fff637cb1f

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
14/02/2024, 08:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Uninstall.exe
Size

39KB
MD5

15b08e75584dbb0badea4bb1701882d0
SHA1

da08bfb3952d9349b886c6e5e31d0870349fdcea
SHA256

6b3fed69031a321bd1c9a0f460970cf069d7e35817fbeff8205fc10ae4f9f08e
SHA512

32af56cd8789be6e260a32194c10e9d81d448e8cca3d6f0a8e7222c9cb25a496aef5bfe3257b1dd96a80fda4d7199d9413e4728632b8542ba04815f214ac0842
SSDEEP

768:sBZp88HBlGQgJ4Qz2wL/DTvuHwosXk/LCI/e/GE4wFBOV1mJKeNhlfypVvX:iZS8H/GZJ402wL7iHwMdnE4tmJ/NXGVP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1336	Au_.exe

Loads dropped DLL 4 IoCs

pid	Process
2756	Uninstall.exe
1336	Au_.exe
1336	Au_.exe
1336	Au_.exe

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

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral7/files/0x000d0000000122f6-2.dat	nsis_installer_1
behavioral7/files/0x000d0000000122f6-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1336	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28
PID 2756 wrote to memory of 1336	2756	Uninstall.exe	28

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2756
- 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
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
39KB

MD5
15b08e75584dbb0badea4bb1701882d0

SHA1
da08bfb3952d9349b886c6e5e31d0870349fdcea

SHA256
6b3fed69031a321bd1c9a0f460970cf069d7e35817fbeff8205fc10ae4f9f08e

SHA512
32af56cd8789be6e260a32194c10e9d81d448e8cca3d6f0a8e7222c9cb25a496aef5bfe3257b1dd96a80fda4d7199d9413e4728632b8542ba04815f214ac0842

Download Submit