1934087948e7c56954803942c7d347d6ab49b806c24e49e800c462a79c37283a

Analysis

max time kernel
122s
max time network
131s
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

AKSHLock.dll
Size

492KB
MD5

281f53d4c1842036d575087340ed0f0d
SHA1

ce9ed750d9c2f3393a050a26e92a93775dc71471
SHA256

507a8f2c12d2d5a0686e0aba307fc604d4e0ae8d4dba30a97a89badef23d1b7c
SHA512

b5d4aa28d98d75ca07179d647581a0cc7a9672761669bb831fcf65412dfd05003aa9c7c70a582b6e7b6eda4519e4dc3a41be80a41acd66acf148c095d7d2ce18
SSDEEP

6144:NAB+VgCDHg+Oza4FXRO2Sfj0HFNeqmHCWnP834vcc6yxqANP2tKgrvUrdSDDR3O:NAwVgCzPOL5ROMlNegWnwD9qNuEe3O

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:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 14 IoCs

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AKSHLock.DLL\AppID = "{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\AKSHLock.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\ = "AKSHLock 1.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\ = "AKSHLock"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\AKSHLock.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{2F79D09B-D2CA-4092-A7AE-FD9688D6201F}\1.0\0	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe
PID 2076 wrote to memory of 1732	2076	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\AKSHLock.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2076

C:\Windows\SysWOW64\regsvr32.exe
/s C:\Users\Admin\AppData\Local\Temp\AKSHLock.dll
2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1732

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

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Downloads

memory/1732-0-0x0000000073C02000-0x0000000073C04000-memory.dmp

Filesize
8KB

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