b19a2cefa3b2211800b2ab005eccef2f562bd230617c84a3b2918d481498d144

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/04/2024, 04:30

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General

Target

Uninstall.exe
Size

49KB
MD5

1cac4f418a1ead960777eadc0df13125
SHA1

ab3998d34b898e5a1aa4c6259084458849fb0425
SHA256

e772d43b9234348ff9a7196132e6f74b2a498ca5f100c83fef93b93cd1486168
SHA512

650f1ec80b5ab7b8cded3415ea9356ca05f7d77fb096a4a1877a935a280a06c50f3efd950b914bc0eea865fd75c66092566a6db735e59b94ac36588e8060bae9
SSDEEP

1536:DRf1o2Ca7qiagSshdS0D6mJjgdLeAyNLo:Dpj7EUbD6mJjceAJ

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2304	Au_.exe

Loads dropped DLL 4 IoCs

pid	Process
2928	Uninstall.exe
2304	Au_.exe
2304	Au_.exe
2304	Au_.exe

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

System Information Discovery
T1082

NSIS installer 1 IoCs

installer

resource	yara_rule
behavioral23/files/0x000a0000000144e9-2.dat	nsis_installer_1

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2304	Au_.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	Uninstall.exe	28
PID 2928 wrote to memory of 2304	2928	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:2928
- 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:2304

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

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Downloads

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

Filesize
49KB

MD5
1cac4f418a1ead960777eadc0df13125

SHA1
ab3998d34b898e5a1aa4c6259084458849fb0425

SHA256
e772d43b9234348ff9a7196132e6f74b2a498ca5f100c83fef93b93cd1486168

SHA512
650f1ec80b5ab7b8cded3415ea9356ca05f7d77fb096a4a1877a935a280a06c50f3efd950b914bc0eea865fd75c66092566a6db735e59b94ac36588e8060bae9

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