d48f1b4cba6f06a070763d061fc03d579a5b45a207bf7173f1629190338ea9ce

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
03/02/2024, 00:59

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General

Target
8afafc42f0f5523dda91933ed6f4e82a.dll
Size 12KB
Sample240203-bcdwxsffbj
SHA256 d48f1b4cba6f06a070763d061fc03d579a5b45a207bf7173f1629190338ea9ce
MD5 8afafc42f0f5523dda91933ed6f4e82a
SHA1 f5753a0ea737482f840418ac7e433313dd381c6d
SHA512 febd2175d06a8d2f31781d721997d123478b365a4109112e66f8e56b00da142e6964637272aa92dbe839e7166ccc5b6b15a2bbe39c83cc4843e9c0a260522964
SSDEEP 192:A2g0r0e8DPXD0sSfQ0SaKy+nsrp1psDC0RWvNDn:5NsAKytbpsDIv
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 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\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}\	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Wow6432Node\CLSID\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8afafc42f0f5523dda91933ed6f4e82a.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{1a1ddc19-5893-43ab-a73f-f41a0f34d115}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28
PID 640 wrote to memory of 2220	640	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8afafc42f0f5523dda91933ed6f4e82a.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\8afafc42f0f5523dda91933ed6f4e82a.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2220

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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