5976e037d6566d69a00c443532b6463373f94f6fe33e4e96ead1e4656c824290

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
08-07-2024 19:38

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General

Target

$0/uninstall.exe
Size

78KB
MD5

326bab29f247b0d0b8438334af19d2a9
SHA1

df0411d0ed56443af8015d2ffe54af67d627cb9a
SHA256

f17b04164f332b6fefe9cf8280657940d45acd5f822816752b74ab0ce740f5cd
SHA512

e357e9dea57e906b09b1c9fd8d50dd379ac065fd7c6c54be4f493cf7783269ab2e01630a8a82d914b8f131a747efc9684b9f26280d725d5520f6558dca4efdac
SSDEEP

1536:PEkjY1zy214Qay0DGkJ7qAELVigJ/cfUcpuQMF2Ir1A2/D7:8kjAJ4dDGkJ+AI0aAkQ+2IrR/H

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4112	Au_.exe

Loads dropped DLL 2 IoCs

pid	Process
4112	Au_.exe
4112	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
behavioral8/files/0x000700000002343c-3.dat	nsis_installer_1

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3140 wrote to memory of 4112	3140	uninstall.exe	83
PID 3140 wrote to memory of 4112	3140	uninstall.exe	83
PID 3140 wrote to memory of 4112	3140	uninstall.exe	83

C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\$0\uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3140
- 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:4112

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\nst9BC4.tmp\InstallOptions.dll

Filesize
13KB

MD5
d765c492c21689e3d9d61634371fd861

SHA1
ac200933671ae52c9d5544d0e2e8e9144d286c83

SHA256
551e6042dd494ea01549555ffc194ab9729da09058ec714eb368dd06642c9bbc

SHA512
9919a9e848c8f1e26c75d0d29207571e4b86a4140bd554743d2c1f8bd7f386fe4919345b163d89a5d907fb165e435ba0ac5f6b1101713636141f156a420e2e0f

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C:\Users\Admin\AppData\Local\Temp\nst9BC4.tmp\System.dll

Filesize
10KB

MD5
fe24766ba314f620d57d0cf7339103c0

SHA1
8641545f03f03ff07485d6ec4d7b41cbb898c269

SHA256
802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd

SHA512
60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3

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C:\Users\Admin\AppData\Local\Temp\nst9BC4.tmp\ioSpecial.ini

Filesize
691B

MD5
3962aca63843053c0e0a7059dc7a51de

SHA1
4777b852f15f3ea61adc8c7fa89d401cc8e3f9f6

SHA256
2872724d2a69acf8950ca4de5011ce9703c9a9fb339c9a6b54a5721af6c8c8cf

SHA512
7e19ccda0a74c2735cbc640c97b02852c77c9beddf1b8a39eebc6867042e507680e34d644c6520ae7525c870e890c5d62e42319f04a7af94d8f2ce42501f1832

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

Filesize
78KB

MD5
326bab29f247b0d0b8438334af19d2a9

SHA1
df0411d0ed56443af8015d2ffe54af67d627cb9a

SHA256
f17b04164f332b6fefe9cf8280657940d45acd5f822816752b74ab0ce740f5cd

SHA512
e357e9dea57e906b09b1c9fd8d50dd379ac065fd7c6c54be4f493cf7783269ab2e01630a8a82d914b8f131a747efc9684b9f26280d725d5520f6558dca4efdac

Download Submit