3878e242246015af5d96c30834f1a2a72eee168cfa5330f58948f7d45b807c73

Analysis

max time kernel
264s
max time network
275s
platform
windows10-2004_x64
resource
win10v2004-20231215-es
resource tags

arch:x64arch:x86image:win10v2004-20231215-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
04/02/2024, 20:17

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General

Target

uninst.exe
Size

42KB
MD5

b14dd1dbceb23712191299a17fa7b278
SHA1

bdce3520028c9bb492f8093199fa442e64c4c7bc
SHA256

5012fed99a61b989f1a027f95be4993ec574012db1eb6b85cc3046344371ba69
SHA512

694573139e7b429b190fd47fc6a6050ad2a9ae125541a8a295dca39ce94ed1bd69ad94667f96566ed4f3be0c2acfc9f16b44d2d3db621be5b42b7461a45e367b
SSDEEP

768:6QSYaefDRwYxmDTR9RAdJF4cZqF86eWkJJrDeeuEHfob:/jae1wYxmBBoskJQ7E/ob

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3080	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
behavioral29/files/0x0006000000023262-3.dat	nsis_installer_1

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 3080	3280	uninst.exe	85
PID 3280 wrote to memory of 3080	3280	uninst.exe	85
PID 3280 wrote to memory of 3080	3280	uninst.exe	85

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3280
- 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:3080

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\~nsu.tmp\Au_.exe

Filesize
42KB

MD5
b14dd1dbceb23712191299a17fa7b278

SHA1
bdce3520028c9bb492f8093199fa442e64c4c7bc

SHA256
5012fed99a61b989f1a027f95be4993ec574012db1eb6b85cc3046344371ba69

SHA512
694573139e7b429b190fd47fc6a6050ad2a9ae125541a8a295dca39ce94ed1bd69ad94667f96566ed4f3be0c2acfc9f16b44d2d3db621be5b42b7461a45e367b

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