55c4bece974358f148ec607d872442d6ca5181861ba1aaed589e95c4a70d0c61

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
04/07/2024, 10:08

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General

Target

Blue Cat Stereo ParametrEQ3 VST data/uninst.exe
Size

89KB
MD5

bf2ae7143785dfd5cb15f8f4cbf131b5
SHA1

f9265d66e34ff2e9eb7816d75c223802b9f4378e
SHA256

b7e214029b35b656657f79dd4c5b371d006f1f51695607d91f04230662ca0439
SHA512

a8cdc5259b25e3b4b3b725eb78d8014b8581f627919a4a01f44ca3fd8737598acb30207f09e5397290ed50d06abebbed929bbf9db44e1806cb0d51a000c37c8f
SSDEEP

1536:/QpQ5EP0ijnRTXJKo2tU6Z9EoudaYilShgKZPFehq17b70X+iF0d:/QIURTXJOtU6Eou70s9eO7UX+n

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1244	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
1244	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
behavioral12/files/0x00070000000234e4-3.dat	nsis_installer_1
behavioral12/files/0x00070000000234e4-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4524 wrote to memory of 1244	4524	uninst.exe	82
PID 4524 wrote to memory of 1244	4524	uninst.exe	82
PID 4524 wrote to memory of 1244	4524	uninst.exe	82

C:\Users\Admin\AppData\Local\Temp\Blue Cat Stereo ParametrEQ3 VST data\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\Blue Cat Stereo ParametrEQ3 VST data\uninst.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4524
- 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\Blue Cat Stereo ParametrEQ3 VST data\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1244

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

C:\Users\Admin\AppData\Local\Temp\nsw4BC0.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

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

Filesize
89KB

MD5
bf2ae7143785dfd5cb15f8f4cbf131b5

SHA1
f9265d66e34ff2e9eb7816d75c223802b9f4378e

SHA256
b7e214029b35b656657f79dd4c5b371d006f1f51695607d91f04230662ca0439

SHA512
a8cdc5259b25e3b4b3b725eb78d8014b8581f627919a4a01f44ca3fd8737598acb30207f09e5397290ed50d06abebbed929bbf9db44e1806cb0d51a000c37c8f

Download Submit