96bac43faac2b1fa5e0bc495975b2e642af5da181e313a9c8f541912b83c0edb

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-05-2024 16:44

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General

Target

uninst.exe
Size

140KB
MD5

f32962b1f79d5132fff8267a04b9c46c
SHA1

d7886c2c455b72259281a768bb9d149a1aa44eb7
SHA256

c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c
SHA512

fcc1fad8532eb5c94953a7ed3235de29f83732ed62db5b326c758711610d89befb0cca213a2f3bb15768530ddb3fb2a4483ee1bc9cdec51c5841a6998aebe170
SSDEEP

3072:dnPdzuK8Jdw4TMJw3uXceAu3qPgn2yiG01NiP9roOVkMVoIq5X7o:dnPdudwDzmuPn2yimP99lxn

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2728	Un.exe

Loads dropped DLL 3 IoCs

pid	Process
2952	uninst.exe
2728	Un.exe
2728	Un.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2728	Un.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 2728	2952	uninst.exe	28
PID 2952 wrote to memory of 2728	2952	uninst.exe	28
PID 2952 wrote to memory of 2728	2952	uninst.exe	28
PID 2952 wrote to memory of 2728	2952	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:2952
- C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2728

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\nsd2963.tmp\LangDLL.dll

Filesize
5KB

MD5
50016010fb0d8db2bc4cd258ceb43be5

SHA1
44ba95ee12e69da72478cf358c93533a9c7a01dc

SHA256
32230128c18574c1e860dfe4b17fe0334f685740e27bc182e0d525a8948c9c2e

SHA512
ed4cf49f756fbf673449dca20e63dce6d3a612b61f294efc9c3ccebeffa6a1372667932468816d3a7afdb7e5a652760689d8c6d3f331cedee7247404c879a233

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\Users\Admin\AppData\Local\Temp\nsd2963.tmp\UAC.dll

Filesize
14KB

MD5
adb29e6b186daa765dc750128649b63d

SHA1
160cbdc4cb0ac2c142d361df138c537aa7e708c9

SHA256
2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

SHA512
b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

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\Users\Admin\AppData\Local\Temp\~nsu1.tmp\Un.exe

Filesize
140KB

MD5
f32962b1f79d5132fff8267a04b9c46c

SHA1
d7886c2c455b72259281a768bb9d149a1aa44eb7

SHA256
c917c60b1bb35ed4677b1631c3b06574fc034fd45ed901051545396ff74a783c

SHA512
fcc1fad8532eb5c94953a7ed3235de29f83732ed62db5b326c758711610d89befb0cca213a2f3bb15768530ddb3fb2a4483ee1bc9cdec51c5841a6998aebe170

Download Submit