6d86dccab183bf0ed290b2280158b7a40f933f57662ff07b16a1b11dec4b21a7

Analysis

max time kernel
92s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 03:08

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General

Target

uninstall.exe
Size

285KB
MD5

37926a2125b43bf0e3524d2b048e71d4
SHA1

387294cade93f794dfb43efd57ec3b55eb801cff
SHA256

6d584680b277a94d1a0f5b23767d835f3b5c1a0aa6b7a0e97bddaa50060bcdac
SHA512

726f5df35783afef14cfb22855a6b60cc78422b209023bad53ae92202682f3069ff30d485266e304e75e3ce103e0a3d77a7a3b47b9a595a991196f40cbea01ce
SSDEEP

6144:Ee34OZpeZH+zpyuuz6GZkDOJ/7OafSH5KmrWym09x1N:XfeZHkwuPikQ7lKH5p5H9x1N

Score

7^/10

discovery spyware stealer

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5032	Au_.exe

Loads dropped DLL 1 IoCs

pid	Process
5032	Au_.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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
behavioral14/files/0x0008000000023c51-3.dat	nsis_installer_1
behavioral14/files/0x0008000000023c51-3.dat	nsis_installer_2

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4104 wrote to memory of 5032	4104	uninstall.exe	84
PID 4104 wrote to memory of 5032	4104	uninstall.exe	84
PID 4104 wrote to memory of 5032	4104	uninstall.exe	84

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:4104
- 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:5032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nshA4DC.tmp\aminsis.dll

Filesize
559KB

MD5
51ba1095f0ae45a2d444bea506cb9ad4

SHA1
038a5d53d055a6d440bd2c8864c2f51db206c5e5

SHA256
b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

SHA512
f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

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

Filesize
285KB

MD5
37926a2125b43bf0e3524d2b048e71d4

SHA1
387294cade93f794dfb43efd57ec3b55eb801cff

SHA256
6d584680b277a94d1a0f5b23767d835f3b5c1a0aa6b7a0e97bddaa50060bcdac

SHA512
726f5df35783afef14cfb22855a6b60cc78422b209023bad53ae92202682f3069ff30d485266e304e75e3ce103e0a3d77a7a3b47b9a595a991196f40cbea01ce

Download Submit