b10b48cf55b004e377f60df81fddb75bfeea712062f6a30da39713038f52045b

Analysis

max time kernel
103s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 10:49

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General

Target

Uninstall.exe
Size

65KB
MD5

3a2a95d79afec4103c945184f3c5136b
SHA1

3982705fb95707d6d44db31c13d1537f3257b31f
SHA256

09f6d7355d797379f3a917eb5e2cd1d976c3e2041c8943ecdb7aaab2d027d117
SHA512

bb4dc11a7ecd2ea096fd4b707aa204339e428d7a6319d8e69934a214ac4d6ab33427cc581dc1624ba2a009998d7b06134925405ce348c1ac411db5ef28e0d7e8
SSDEEP

1536:+ErPZ3IBZcbTfu1HlrJFCPcbPnOgdLeAyN2lsO/:1PC23aJFC0bPnOceAzl/

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2392	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2392	Au_.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Uninstall.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 2392	1344	Uninstall.exe	89
PID 1344 wrote to memory of 2392	1344	Uninstall.exe	89
PID 1344 wrote to memory of 2392	1344	Uninstall.exe	89

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1344
- 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⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
65KB

MD5
3a2a95d79afec4103c945184f3c5136b

SHA1
3982705fb95707d6d44db31c13d1537f3257b31f

SHA256
09f6d7355d797379f3a917eb5e2cd1d976c3e2041c8943ecdb7aaab2d027d117

SHA512
bb4dc11a7ecd2ea096fd4b707aa204339e428d7a6319d8e69934a214ac4d6ab33427cc581dc1624ba2a009998d7b06134925405ce348c1ac411db5ef28e0d7e8

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