2080e08b35607da29ad27dbb35dbf554bf7c28fb0bef2e5e909bbe87103c2df8

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
16/05/2024, 10:51

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General

Target

uninst.exe
Size

194KB
MD5

0a38eb0955c70aceb0233401d9501c4e
SHA1

ee2166bcf9d65f878e82bd04bd21868100afda21
SHA256

436a122419f09deed39a5a650e282c7a3ba5700a2a52b4f199209270896d6791
SHA512

9df8522a27b22d5e45069918500f7859c85af9465bff2bc68f143a8411259c2a0ea380a0fa7377595e459c8bc066d2bd87a725c852564ee2bcd021a160e786d8
SSDEEP

3072:BgXdZt9P6D3XJcRow6nVIDIaT4Lhqd+Z9VdqN6VmvvxRt8aGAbT1oBRZ5r:Be34KRxhY9j/u3CaXFeZJ

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2564	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2564	Au_.exe

Loads dropped DLL 5 IoCs

pid	Process
2032	uninst.exe
2564	Au_.exe
2564	Au_.exe
2564	Au_.exe
2564	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
behavioral19/files/0x003700000001640f-2.dat	nsis_installer_1
behavioral19/files/0x003700000001640f-2.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28
PID 2032 wrote to memory of 2564	2032	uninst.exe	28

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:2032
- 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:2564

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\nso1D71.tmp\LangDLL.dll

Filesize
5KB

MD5
a401e590877ef6c928d2a97c66157094

SHA1
75e24799cf67e789fadcc8b7fddefc72fdc4cd61

SHA256
2a7f33ef64d666a42827c4dc377806ad97bc233819197adf9696aed5be5efac0

SHA512
6093415cd090e69cdcb52b5d381d0a8b3e9e5479dac96be641e0071f1add26403b27a453febd8ccfd16393dc1caa03404a369c768a580781aba3068415ee993f

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

Filesize
194KB

MD5
0a38eb0955c70aceb0233401d9501c4e

SHA1
ee2166bcf9d65f878e82bd04bd21868100afda21

SHA256
436a122419f09deed39a5a650e282c7a3ba5700a2a52b4f199209270896d6791

SHA512
9df8522a27b22d5e45069918500f7859c85af9465bff2bc68f143a8411259c2a0ea380a0fa7377595e459c8bc066d2bd87a725c852564ee2bcd021a160e786d8

Download Submit