c77f529bb5088a55e427562c13abddcf890450e73eb954afc0f25fa6ddfdb6c8

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
25/02/2024, 17:02

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General

Target

a451f19a60dde12a8bc0e22711fc6a76.dll
Size

118KB
MD5

a451f19a60dde12a8bc0e22711fc6a76
SHA1

a6e999d709159623f1692dd17f48357d917bf843
SHA256

c77f529bb5088a55e427562c13abddcf890450e73eb954afc0f25fa6ddfdb6c8
SHA512

a82981cfc44946403414731a01a8601ca33739136da95ed68f3916f636a2375227a7e2d2679f13c48f9151f538bbcf911a219eb2b70156a2ce604b05ad3fe167
SSDEEP

3072:Iyg/5V5t50e8CiyH14deybWsIe4Nv79jrHkcnKe9:IygHxgewIXjHn3

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1D080968-8E07-4B06-8EB9-EFE24BE8B587}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Default = 6809081d078e064b8eb9efe24be8b587	regsvr32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D080968-8E07-4B06-8EB9-EFE24BE8B587}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D080968-8E07-4B06-8EB9-EFE24BE8B587}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D080968-8E07-4B06-8EB9-EFE24BE8B587}\InprocServer32\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1D080968-8E07-4B06-8EB9-EFE24BE8B587}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4472 wrote to memory of 5076	4472	regsvr32.exe	85
PID 4472 wrote to memory of 5076	4472	regsvr32.exe	85
PID 4472 wrote to memory of 5076	4472	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\a451f19a60dde12a8bc0e22711fc6a76.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4472
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\a451f19a60dde12a8bc0e22711fc6a76.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:5076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Browser Extensions

T1176

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5076-0-0x00000000005D0000-0x00000000005F0000-memory.dmp

Filesize
128KB

Download
memory/5076-1-0x00000000005D0000-0x00000000005F0000-memory.dmp

Filesize
128KB

Download
memory/5076-2-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download
memory/5076-3-0x00000000005D0000-0x00000000005F0000-memory.dmp

Filesize
128KB

Download
memory/5076-4-0x0000000010000000-0x000000001001D000-memory.dmp

Filesize
116KB

Download

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads