6a19d19f29a7d05b2c008e8872c052a422555a3e7a847e34dd8ed307378b057b

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 14:40

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General

Target

$PLUGINSDIR/OCSetupHlp.dll
Size

842KB
MD5

5b8d0d2cd9d60412262f166e15357961
SHA1

cab78c31f513d1f2bf43205af88a3bbfab11b1ca
SHA256

2c028b33da28063270a7c4f7f8affafdea63a766627178cb166253f14f3a4c4e
SHA512

e4a05b5479c1b9edc49d36356e1a7e212cc100f11d600bae8d6303a6c1e1ed329c10eaa1d5228860d3a7999147bc8c920c07f3acaf197f1b8df955a583c7230f
SSDEEP

12288:b+wnK6z+X9XgFnDgQlOpmtZkYZYiWRREaQDEK/8MoSTLyrQCT30:iTdwZDgQ4p2ZkCYHtQIK/8M7TLyrQe0

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

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

Modifies registry class 10 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR\\OCSetupHlp.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\$PLUGINSDIR"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\ = "OCVBValidateLib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{1A720F5A-8FE4-4A0F-9B3A-494BF58B0813}\1.0	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30
PID 2916 wrote to memory of 2852	2916	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OCSetupHlp.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\OCSetupHlp.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2852

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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