c74643d935408a6a5c351b9c0b82aaea27ee2f3b7070d9ae33c8cedba2360901

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
21/06/2024, 12:17

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General

Target
Uninstall.exe
Size 196KB
Sample240621-pgewnsyhnc
SHA256 02104c3821325a7dd2a2bb0c955c40b626d24f26491b5912548f2f5c766069ad
MD5 39803a2f8b2ff4d51d034b4a6d51de04
SHA1 dba60fc5bb101204f5b2b7cc4ecff4e797d0baf0
SHA512 f31664dd441f0e71baa4f297a05393b81e2b036cd0442a4243028f554b2d8cd7c1027c61ebf5b23f76488250f4221e70e29134c46fde131d814ec3637402016b
SSDEEP 3072:pYU94fDhmJBieh5QgYVLKA6RFWT/H3YLG:pcChhLULD6DCb
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2204	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
3000	Uninstall.exe

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
behavioral7/files/0x003400000001508a-2.dat	nsis_installer_1
behavioral7/files/0x003400000001508a-2.dat	nsis_installer_2

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2204	Au_.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3000 wrote to memory of 2204	3000	Uninstall.exe	28
PID 3000 wrote to memory of 2204	3000	Uninstall.exe	28
PID 3000 wrote to memory of 2204	3000	Uninstall.exe	28
PID 3000 wrote to memory of 2204	3000	Uninstall.exe	28

C:\Users\Admin\AppData\Local\Temp\Uninstall.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3000
- 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
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2204

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

Au_.exe

Path \Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
Size 196KB
SHA256 02104c3821325a7dd2a2bb0c955c40b626d24f26491b5912548f2f5c766069ad
MD5 39803a2f8b2ff4d51d034b4a6d51de04
SHA1 dba60fc5bb101204f5b2b7cc4ecff4e797d0baf0
SHA512 f31664dd441f0e71baa4f297a05393b81e2b036cd0442a4243028f554b2d8cd7c1027c61ebf5b23f76488250f4221e70e29134c46fde131d814ec3637402016b
SSDEEP 3072:pYU94fDhmJBieh5QgYVLKA6RFWT/H3YLG:pcChhLULD6DCb
MD5 SHA1 SHA512 SSDEEP

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