1934087948e7c56954803942c7d347d6ab49b806c24e49e800c462a79c37283a

Analysis

max time kernel
119s
max time network
126s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
06-08-2024 08:26

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General

Target

BACnetBaseLibrary.dll
Size

143KB
MD5

f8b5bd21631709e9f7a47db7ba7a1a70
SHA1

f2ff4825f4c981a2f94048b12a45af50de3be522
SHA256

3af691f17c48c134b05da366c6924b810960647b7cf498bb971d22e3d3f6f1c7
SHA512

8f54365995a05ec7f6d482271a842a299d627cd70e3b9b51a9f21742ffa176fba36016c3b953c7ef5376082817dda8e5279d92bf59e0445961e1313a16716ea5
SSDEEP

3072:c4+yIvRhs2RUif0hShF4vQZ00mXluzsX9OF+zU0y7UjDV3cduYWTizSlu:cVvRt7fnhF4v4mXSsNOF+zU8tcdu/iF

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe
PID 1736 wrote to memory of 2000	1736	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\BACnetBaseLibrary.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\BACnetBaseLibrary.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:2000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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