c35d9b5e083976af854f8f1bd9c69d4f684f99cd803ac383314d0b4b50d3a233

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 14:23

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General

Target

$0/uninstall.exe
Size

78KB
MD5

b95d47f46418bd3ba6e03d581a7e98a8
SHA1

eabc36d4ecf6268a942fe14f2362ced4a0da2022
SHA256

ccc645f40b9759ee8286a4d2ad014c76e4486d3b6170c3159f577058b6c921e9
SHA512

3689887711d2abfa4dcfb17eba7541c30ac646981d9f48e1c7881e9806b847c7cd58a21262514151c21bdad3d73293c8440cba023f958585c88d0695e2e4008a
SSDEEP

1536:PEkjY1zy214Qay0DGkJ7qAELVigJ6MCcpGdxYlcDRCqp2/Db:8kjAJ4dDGkJ+AI0ODRcDRCh/v

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4064	Au_.exe

Loads dropped DLL 2 IoCs

pid	Process
4064	Au_.exe
4064	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
behavioral4/files/0x000700000002341b-3.dat	nsis_installer_1

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 4064	2260	uninstall.exe	84
PID 2260 wrote to memory of 4064	2260	uninstall.exe	84
PID 2260 wrote to memory of 4064	2260	uninstall.exe	84

C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2260
- 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\$0\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4064

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\nso69C7.tmp\InstallOptions.dll

Filesize
13KB

MD5
d765c492c21689e3d9d61634371fd861

SHA1
ac200933671ae52c9d5544d0e2e8e9144d286c83

SHA256
551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc

SHA512
9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f

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C:\Users\Admin\AppData\Local\Temp\nso69C7.tmp\System.dll

Filesize
10KB

MD5
fe24766ba314f620d57d0cf7339103c0

SHA1
8641545f03f03ff07485d6ec4d7b41cbb898c269

SHA256
802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

SHA512
60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

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C:\Users\Admin\AppData\Local\Temp\nso69C7.tmp\ioSpecial.ini

Filesize
691B

MD5
144ae8851e91a12d54bc4b32052e9773

SHA1
14807ee04c4705338551c29479562d6905709a28

SHA256
f64897fc49dafd3679f161d5a8cdeff4be1c8dfcdcb68a8dfc3f48e8c716cb3f

SHA512
02aa676153833c4b69f99540a7a552ebf806870c33dc45ef15f7c04c170670d124086431251dce4a257bf2b4fb2e1ee8bd150a114812841f478442e0fc3214dc

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
78KB

MD5
b95d47f46418bd3ba6e03d581a7e98a8

SHA1
eabc36d4ecf6268a942fe14f2362ced4a0da2022

SHA256
ccc645f40b9759ee8286a4d2ad014c76e4486d3b6170c3159f577058b6c921e9

SHA512
3689887711d2abfa4dcfb17eba7541c30ac646981d9f48e1c7881e9806b847c7cd58a21262514151c21bdad3d73293c8440cba023f958585c88d0695e2e4008a

Download Submit