9099720e02c8a901fd943081dd1475ab675538232a6d2c03a2503c588c0406ee

Analysis

max time kernel
143s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/02/2024, 12:10

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General

Target

uninstall.exe
Size

285KB
MD5

63101ae6f4a8c45a164aefe14456d15c
SHA1

54872d12c9957c9011649a6f74ea0659a8951f19
SHA256

d6f57e95114a912252f7e8935022e0966622e3028f1a1271f8aef64b46a950da
SHA512

c8284e52aac0cf9fd154f96e5771ef4042e806e871149a7d5e3e81910a99c708836ed2bbb24b32bda7fe7c21bf592210cbfba48ff9483ee507b7916263ce096a
SSDEEP

6144:Ee34RWapeZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x17:EWqeZHkwuPikQ7lKH5p5H9x17

Score

7^/10

spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4244	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
4244	Au_.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
behavioral14/files/0x0006000000023207-3.dat	nsis_installer_1
behavioral14/files/0x0006000000023207-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 4244	4672	uninstall.exe	83
PID 4672 wrote to memory of 4244	4672	uninstall.exe	83
PID 4672 wrote to memory of 4244	4672	uninstall.exe	83

C:\Users\Admin\AppData\Local\Temp\uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\uninstall.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4672
- 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⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsw7D01.tmp\aminsis.dll

Filesize
559KB

MD5
51ba1095f0ae45a2d444bea506cb9ad4

SHA1
038a5d53d055a6d440bd2c8864c2f51db206c5e5

SHA256
b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

SHA512
f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

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

Filesize
285KB

MD5
63101ae6f4a8c45a164aefe14456d15c

SHA1
54872d12c9957c9011649a6f74ea0659a8951f19

SHA256
d6f57e95114a912252f7e8935022e0966622e3028f1a1271f8aef64b46a950da

SHA512
c8284e52aac0cf9fd154f96e5771ef4042e806e871149a7d5e3e81910a99c708836ed2bbb24b32bda7fe7c21bf592210cbfba48ff9483ee507b7916263ce096a

Download Submit