a1abc09b00b453c349c4009f1fae1a37146b33a173fa140c7dab184afb373562

Analysis

max time kernel
10s
max time network
17s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
02-07-2024 18:28

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General

Target

MBSetup.exe
Size

274.9MB
MD5

d5f4c48776e0325441cf4dc2cc1438b0
SHA1

54189331a894343cc84e9fd38263bfe97c1f587c
SHA256

a1abc09b00b453c349c4009f1fae1a37146b33a173fa140c7dab184afb373562
SHA512

25975f2bf83e2bc42c1ef180e0790306a0771eabf4ff228dc82d5cf3a95100b469545bbba3b9724edb329829699e4551478d88fd4f464be59392a363a3e38d63
SSDEEP

6291456:/XMhC20JUpYBpL27XqVaUNPhXmN20JUpYBO13JDH0nlBh9J/uOl/ez:/UC26UOLopUNPhY26UOY1ZQh9Jz+

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

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 1 IoCs

Processes:

MBSetup.exe

description ioc process

File created C:\Program Files (x86)\mbamtestfile.dat MBSetup.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

MBSetup.exe

pid process

1732 MBSetup.exe

description	ioc	process
File created	C:\Program Files (x86)\mbamtestfile.dat	MBSetup.exe

pid	process
1732	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
PID:1732

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:\Users\Admin\AppData\Local\Temp\Cab2A5D.tmp
Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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C:\Users\Admin\AppData\Local\Temp\Tar2A7F.tmp
Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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