3a1c376a8707d74732421624fbfa9ffebf316cc8e34340eb6aeb4a69bb952844

Analysis

max time kernel
143s
max time network
156s
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, 16:03

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
uninstall.exe
Size 285KB
Sample240204-thp59afger
SHA256 a76e3b7ec9a29237933bb915454b31e28a2d80dcf923400f14f9fd04cf913c24
MD5 3cce3d376bf04652a6f96bf479488b19
SHA1 f4b2427d790710d9731aee6ca617a5c6fe1ede1b
SHA512 3f06acae4bc809cd72153405169b6932d6de2b61dd77a66759bcb180803b6fb37855480dfb2223282dd119da54ddc0f16d4361c6b60a9d51fcf0a8e5909e3f14
SSDEEP 6144:Ee34j9peZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x1Z:S7eZHkwuPikQ7lKH5p5H9x1Z
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
452	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
452	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/0x0006000000023233-3.dat	nsis_installer_1
behavioral14/files/0x0006000000023233-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4164 wrote to memory of 452	4164	uninstall.exe	83
PID 4164 wrote to memory of 452	4164	uninstall.exe	83
PID 4164 wrote to memory of 452	4164	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:4164
- 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:452

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

Loading Replay Monitor...

Downloads

aminsis.dll

Path C:\Users\Admin\AppData\Local\Temp\nsr8BB6.tmp\aminsis.dll
Size 559KB
SHA256 b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539
MD5 51ba1095f0ae45a2d444bea506cb9ad4
SHA1 038a5d53d055a6d440bd2c8864c2f51db206c5e5
SHA512 f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361
SSDEEP 12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN
MD5 SHA1 SHA512 SSDEEP

Submit Download

Au_.exe

Path C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Size 285KB
SHA256 a76e3b7ec9a29237933bb915454b31e28a2d80dcf923400f14f9fd04cf913c24
MD5 3cce3d376bf04652a6f96bf479488b19
SHA1 f4b2427d790710d9731aee6ca617a5c6fe1ede1b
SHA512 3f06acae4bc809cd72153405169b6932d6de2b61dd77a66759bcb180803b6fb37855480dfb2223282dd119da54ddc0f16d4361c6b60a9d51fcf0a8e5909e3f14
SSDEEP 6144:Ee34j9peZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x1Z:S7eZHkwuPikQ7lKH5p5H9x1Z
MD5 SHA1 SHA512 SSDEEP