b9ee60f31be0b7dc3f814c8abbc7caacb6a3e1dc7eb1504b8e831dd42277f8d8

Analysis

max time kernel
17s
max time network
25s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 23:47

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General

Target

MBSetup.exe
Size

2.5MB
MD5

4e19e70399076ab58d1160d0fa2664ec
SHA1

e7ca7e0f1895c6bf60a14d6fbb0ccd4fb10a3134
SHA256

b9ee60f31be0b7dc3f814c8abbc7caacb6a3e1dc7eb1504b8e831dd42277f8d8
SHA512

f6338b52cb5a80d960e6b1ec72a28538614782a75d0270cb89e911160c0a0e8e3a4d0f93fb902c70c37cc5f4da0529043776e2c0b59287096f976addb7e584d8
SSDEEP

49152:6VCZ7CYG91YEzNIbd18dStQyfvE0Z3R0nxiIq2dd0ZyWmX4:eCZ7CXQEzNwABKtQRq2RX4

Score

8^/10

discovery

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

Processes:

MBSetup.exe

description ioc process

File created C:\Windows\SysWOW64\drivers\mbamtestfile.dat MBSetup.exe

description	ioc	process
File created	C:\Windows\SysWOW64\drivers\mbamtestfile.dat	MBSetup.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MBSetup.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	MBSetup.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	MBSetup.exe

Downloads MZ/PE file
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 5 IoCs

Processes:

MBSetup.exeMBAMInstallerService.exe

description	ioc	process
File created	C:\Program Files (x86)\mbamtestfile.dat	MBSetup.exe
File created	C:\Program Files\Malwarebytes\Anti-Malware\f9802deb-6b72-4f2e-bbb1-86456b1eb69c	MBSetup.exe
File created	C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe	MBSetup.exe
File created	C:\Program Files\Malwarebytes\cf6ccd5535a811ef81ad5a63b3ea338b	MBAMInstallerService.exe
File created	C:\Program Files\Malwarebytes\Anti-Malware\cf6ccd5635a811efb9a35a63b3ea338b	MBAMInstallerService.exe

Executes dropped EXE 1 IoCs

Processes:

MBAMInstallerService.exe

pid process

2308 MBAMInstallerService.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MBSetup.exe

pid process

4884 MBSetup.exe
4884 MBSetup.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

MBSetup.exe

pid process

4884 MBSetup.exe

pid	process
2308	MBAMInstallerService.exe

pid	process
4884	MBSetup.exe
4884	MBSetup.exe

pid	process
4884	MBSetup.exe

C:\Users\Admin\AppData\Local\Temp\MBSetup.exe
"C:\Users\Admin\AppData\Local\Temp\MBSetup.exe"
1⤵
- Drops file in Drivers directory
- Checks BIOS information in registry
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:4884

C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe
"C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe"
1⤵
- Drops file in Program Files directory
- Executes dropped EXE
PID:2308

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Program Files\Malwarebytes\Anti-Malware\MBAMInstallerService.exe
Filesize
8.6MB

MD5
8ef5fe48aa57a5c252d9bc09bc21d17a

SHA1
b1d73d06719c32163427ce69cabfd18630f20386

SHA256
75348e3dae5d4e878df0655583cc00281d7eab72b0b7a708dbd6fb9206315ffa

SHA512
7f8eac31a7cb9af960069785360e50686976f8f99ae709b0cfee6ed078dc9eaa80ba93ae1ea6d65998ca668e721162dbab237103c92ea38a76f6c8400e25d291

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