81e9fdae84f8ab3f326927f01990390588c68c890f3630547c7960c6cc1906f7

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
11-09-2024 15:02

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General

Target

uninst.exe
Size

69KB
MD5

9dcd2d76c51dba028175f3007fc3e2a5
SHA1

011345e99f57c6bf61ec72dc3490dd5230be7e09
SHA256

410ed40e4758cb2c9f5c045e53aea79dd29b3096f2c9bb9b6ae1e0cfaf4d7065
SHA512

63b1fb01d07c26101a0eac63cadd4057011f8bf58adf00cc434a15f41695cc46821fe611f6451b12625b7b909de1f289580a034e5aa72dad7df85d1619ed401b
SSDEEP

1536:qRhoEXBpnbfRpQmJ2kg0eV6/apOfYSSIg3XTsJLYKA:qjJ7nbppQmJ2kpxUOfeIg3XTsJsKA

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2352	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2352	Au_.exe

Loads dropped DLL 2 IoCs

pid	Process
2124	uninst.exe
2352	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	uninst.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Au_.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2352	Au_.exe
2352	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2352	2124	uninst.exe	30
PID 2124 wrote to memory of 2352	2124	uninst.exe	30
PID 2124 wrote to memory of 2352	2124	uninst.exe	30
PID 2124 wrote to memory of 2352	2124	uninst.exe	30

C:\Users\Admin\AppData\Local\Temp\uninst.exe
"C:\Users\Admin\AppData\Local\Temp\uninst.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- 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
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2352

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

\Users\Admin\AppData\Local\Temp\nsoD135.tmp\FindProcDLL.dll

Filesize
31KB

MD5
83cd62eab980e3d64c131799608c8371

SHA1
5b57a6842a154997e31fab573c5754b358f5dd1c

SHA256
a6122e80f1c51dc72770b4f56c7c482f7a9571143fbf83b19c4d141d0cb19294

SHA512
91cfbcc125600ec341f5571dcf1e4a814cf7673f82cf42f32155bd54791bbf32619f2bb14ae871d7996e9ddecdfcc5db40caa0979d6dfba3e73cfe8e69c163c9

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

Filesize
69KB

MD5
9dcd2d76c51dba028175f3007fc3e2a5

SHA1
011345e99f57c6bf61ec72dc3490dd5230be7e09

SHA256
410ed40e4758cb2c9f5c045e53aea79dd29b3096f2c9bb9b6ae1e0cfaf4d7065

SHA512
63b1fb01d07c26101a0eac63cadd4057011f8bf58adf00cc434a15f41695cc46821fe611f6451b12625b7b909de1f289580a034e5aa72dad7df85d1619ed401b

Download Submit