378c427a70f5e411348dd6585d36e8d083df52ecbb9f5a44d6f3e2f565af8077

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 08:41

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General

Target

Uninstall.exe
Size

49KB
MD5

8fb368763d5bc0c252abbdaba40e67ff
SHA1

a93812bf664827a67a4b79f286a87a5fdf5622a8
SHA256

128caa63576c75a88ab34502f75dd4aab8652ceaaec42ffb4c1a010327170499
SHA512

9d0a7ca6d1ecc5232b0004a1a56f43f3ee8643399c9e62b0795491635eae5b742dddbf8ccbbf3ef4701499f898075b0952e524a9c91667d13ad6067483e58227
SSDEEP

1536:DRf1o2Ca7qiagSshdS0D6mJjgdLeAyNL1OE:Dpj7EUbD6mJjceAhE

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3544	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
behavioral24/files/0x000800000002321f-3.dat	nsis_installer_1

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4584 wrote to memory of 3544	4584	Uninstall.exe	88
PID 4584 wrote to memory of 3544	4584	Uninstall.exe	88
PID 4584 wrote to memory of 3544	4584	Uninstall.exe	88

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4584
- 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:3544

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
49KB

MD5
8fb368763d5bc0c252abbdaba40e67ff

SHA1
a93812bf664827a67a4b79f286a87a5fdf5622a8

SHA256
128caa63576c75a88ab34502f75dd4aab8652ceaaec42ffb4c1a010327170499

SHA512
9d0a7ca6d1ecc5232b0004a1a56f43f3ee8643399c9e62b0795491635eae5b742dddbf8ccbbf3ef4701499f898075b0952e524a9c91667d13ad6067483e58227

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