4fbdde800542ed7446db9a2a87ee0da5a8479f547779aa138a4d3f5a17343677

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/02/2025, 02:39

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General

Target

Codecs/Haali/avi.dll
Size

107KB
MD5

3d8cb43c65df8c33263fdc0218d13877
SHA1

7ee6a0fe92d9d3cf57681b64e1363664714f3aaa
SHA256

2080b28442182ee3cf0568140282245430d596ba7a401a3fa220b2d7d97f7bd2
SHA512

a10ccc4f33b654f80816e7325bde22c851e36f0dd1eeb16af210504791d412d3e1f0b91f1c42d1cbb94e1c11967b8fc5297d67d65472f839ec2b9ecab74776bf
SSDEEP

1536:2/JbhpdNtU2ndl7owJG3+7loyVczH39oEtunktv8HXFflOOSKQz4N:EJbd/nfpJGMoq6Hto4z4XFfIODQz4

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 6 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}\ = "Haali Avi Parser"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Codecs\\Haali\\avi.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{51A00247-40A8-4845-9F17-7DBFCC9A8783}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30
PID 1780 wrote to memory of 1736	1780	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Codecs\Haali\avi.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Codecs\Haali\avi.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1736

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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