291f6939a1ef34eabee372dfbe80d2a14f65a1e4d9512661e3eb25330eeb288c

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 00:33

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General

Target

uninst.exe
Size

66KB
MD5

dd12ad55b80356fa4968e59a16e3d8e6
SHA1

37e71ee545191e4154474754f5b7977e1aaacf01
SHA256

f5e91464f872d6a51b48d049b171932a8203352094cdb6b5fdff1599d5cd12b4
SHA512

8175d9964bed2d8a6351678bb54acf59b23a3c6b53f9459bf5ce1df38ad1127d116a4475ce4c8fded42d91bab0a46ed1d2b9bf6e8548524d398ebdc87bfec0bd
SSDEEP

1536:WRhoEXBpnbfRpQmJmI1ECy3lvUyS1vg3XTsJLYKn:WjJ7nbppQmJvEx1vE1vg3XTsJsKn

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2644	Au_.exe

Executes dropped EXE 1 IoCs

pid	Process
2644	Au_.exe

Loads dropped DLL 2 IoCs

pid	Process
2296	uninst.exe
2644	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
2644	Au_.exe
2644	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2644	2296	uninst.exe	30
PID 2296 wrote to memory of 2644	2296	uninst.exe	30
PID 2296 wrote to memory of 2644	2296	uninst.exe	30
PID 2296 wrote to memory of 2644	2296	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:2296
- 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:2644

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsoAD7F.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
66KB

MD5
dd12ad55b80356fa4968e59a16e3d8e6

SHA1
37e71ee545191e4154474754f5b7977e1aaacf01

SHA256
f5e91464f872d6a51b48d049b171932a8203352094cdb6b5fdff1599d5cd12b4

SHA512
8175d9964bed2d8a6351678bb54acf59b23a3c6b53f9459bf5ce1df38ad1127d116a4475ce4c8fded42d91bab0a46ed1d2b9bf6e8548524d398ebdc87bfec0bd

Download Submit