56cae288ee86c68d1bed935233f73d6cbfaf241bc8278b1b967128d29e1f0f9c

Analysis

max time kernel
135s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2024, 00:06

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General

Target

Uninstall.exe
Size

94KB
MD5

22294366347928048ab996d93e93bd93
SHA1

e806bb7039d18cf3f9a305945e62944cb057ba8f
SHA256

28f94bbb3e8cb7c7ce62f4c9436777f602243f011161eb44e66621c44448799e
SHA512

fd0b56914bfd9d153d86e34d8692035d81c7e7b99fa6d478a6aa383aa336a403c7393586b046cf2788df585c6a7820b88eed6da5959b986348cc56e1c18dbb2d
SSDEEP

1536:lyZMSZFvknTePMZd4k4kJJ2VeGpEz0IURH8w9MavyIWCAurLGg5ookci:UZMJnTeM4cJJ2Y7zORcw9OILhi

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1128	Au_.exe

Loads dropped DLL 3 IoCs

pid	Process
1128	Au_.exe
1128	Au_.exe
1128	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

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral20/files/0x0007000000023cdc-3.dat	nsis_installer_1
behavioral20/files/0x0007000000023cdc-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 368 wrote to memory of 1128	368	Uninstall.exe	85
PID 368 wrote to memory of 1128	368	Uninstall.exe	85
PID 368 wrote to memory of 1128	368	Uninstall.exe	85

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:368
- 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
  - System Location Discovery: System Language Discovery
  PID:1128

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\nspD0DE.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
C:\Users\Admin\AppData\Local\Temp\nspD0DE.tmp\nsDialogs.dll

Filesize
9KB

MD5
ab73c0c2a23f913eabdc4cb24b75cbad

SHA1
6569d2863d54c88dcf57c843fc310f6d9571a41e

SHA256
3d0060c5c9400a487dbefe4ac132dd96b07d3a4ba3badab46a7410a667c93457

SHA512
99d287b5152944f64edc7ce8f3ebcd294699e54a5b42ac7a88e27dff8a68278a5429f4d299802ee7ddbe290f1e3b6a372a5f3bb4ecb1a3c32e384bca3ccdb2b8

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

Filesize
94KB

MD5
22294366347928048ab996d93e93bd93

SHA1
e806bb7039d18cf3f9a305945e62944cb057ba8f

SHA256
28f94bbb3e8cb7c7ce62f4c9436777f602243f011161eb44e66621c44448799e

SHA512
fd0b56914bfd9d153d86e34d8692035d81c7e7b99fa6d478a6aa383aa336a403c7393586b046cf2788df585c6a7820b88eed6da5959b986348cc56e1c18dbb2d

Download Submit