ead791414bf8b9f1126e4d6b099ecf939f595d03d5d30c69dc05c637806ea0d4

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14/07/2024, 23:09

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General

Target

uninst.exe
Size

59KB
MD5

6646020dfd9c677eb6366413e1e16e97
SHA1

3cd364f01516fb4b3f61cc6ce6f0dddb6ec214f5
SHA256

bec6f664b5e2df43493b8113f0c2c14df1205acc50b5af582ba527c975a9719e
SHA512

24542b307c3ada89032cd128058e42c61264ba6669c3d41abe95f8eac79cd8016a371cc25fead32abc70abd8f66f576eeede634ff1524b7188d90319f728512e
SSDEEP

768:Ye3PFaDVyOQgljLDKRJyM3BmsHzSB4us/wJJanOZw8m7CwQoEVnV6PDRchfwNFIh:P3cpyORJLuB4P4AJJQ6m7C7VnV6PHm

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2308	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2308	Au_.exe

Loads dropped DLL 4 IoCs

pid	Process
2076	uninst.exe
2308	Au_.exe
2308	Au_.exe
2308	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
behavioral25/files/0x000500000001c72c-2.dat	nsis_installer_1
behavioral25/files/0x000500000001c72c-2.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30
PID 2076 wrote to memory of 2308	2076	uninst.exe	30

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2076
- 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⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2308

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
59KB

MD5
6646020dfd9c677eb6366413e1e16e97

SHA1
3cd364f01516fb4b3f61cc6ce6f0dddb6ec214f5

SHA256
bec6f664b5e2df43493b8113f0c2c14df1205acc50b5af582ba527c975a9719e

SHA512
24542b307c3ada89032cd128058e42c61264ba6669c3d41abe95f8eac79cd8016a371cc25fead32abc70abd8f66f576eeede634ff1524b7188d90319f728512e

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