1810e1f501c1c4749719fe99e240e0b0045ff6fba384d448529f4dc0be3633db

Analysis

max time kernel
118s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12-07-2024 04:14

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General

Target

uninstall.exe
Size

40KB
MD5

94a11494765adacc8241db87a903ed04
SHA1

0463c4a58e13a28cb164b2188f5405b726b6a3df
SHA256

6a9c8a5f939460baf43b0c4f949c3de5e8ab157713cceea4abfc2a661a432c06
SHA512

4ca281910d7632d74c381cc4904acf4ea5dc8b41f743115cca82ae3a7e453a9ed1bccf1c7398865d69506d2182d1b8881c71dc64d0d28242656b755e808ffa74
SSDEEP

768:6HJd0TpH2+bQ2dUWVX9Hfv1JMWmtLEJOyuBxG0D3mjfS3XJdJRnSlCXf+ZnOlbh:6pgpHzb9dZVX9fHMvG0D3XJYlCXpf

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2728	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
2408	uninstall.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
behavioral11/files/0x000500000001a2f1-2.dat	nsis_installer_1
behavioral11/files/0x000500000001a2f1-2.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2728	2408	uninstall.exe	30
PID 2408 wrote to memory of 2728	2408	uninstall.exe	30
PID 2408 wrote to memory of 2728	2408	uninstall.exe	30
PID 2408 wrote to memory of 2728	2408	uninstall.exe	30

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:2408
- 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
  PID:2728

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
40KB

MD5
94a11494765adacc8241db87a903ed04

SHA1
0463c4a58e13a28cb164b2188f5405b726b6a3df

SHA256
6a9c8a5f939460baf43b0c4f949c3de5e8ab157713cceea4abfc2a661a432c06

SHA512
4ca281910d7632d74c381cc4904acf4ea5dc8b41f743115cca82ae3a7e453a9ed1bccf1c7398865d69506d2182d1b8881c71dc64d0d28242656b755e808ffa74

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