219e6358e47fb80a378cfa305088953e0db79cceccea85dbd0f2e67be30f9881

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 12:34

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General

Target

18ab47758fa1cba0229113f3692c7147.dll
Size

11KB
MD5

18ab47758fa1cba0229113f3692c7147
SHA1

ad584ccdbc0dc8388cd351419147afab006752e3
SHA256

219e6358e47fb80a378cfa305088953e0db79cceccea85dbd0f2e67be30f9881
SHA512

772567d65630f4fdeb964d9e4f4b75ee505dc73c2ee0bc2d35f19d727d7d2a4916026d1341e0851f6c30063595d315334d9c84f1e3dd98cc0b2278bd63cf1372
SSDEEP

192:mE5nDSfThsnFstK6cj95pN9V09KvGBn5/vPa+NnnA65u+N8A:mE5+CnmgnV6KvK5/L5u

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\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}\	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}\xxx = "xxx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\18ab47758fa1cba0229113f3692c7147.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{C2A1C5CB-C0EF-4689-9436-F62CCA1C5383}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 3036	4556	regsvr32.exe	15
PID 4556 wrote to memory of 3036	4556	regsvr32.exe	15
PID 4556 wrote to memory of 3036	4556	regsvr32.exe	15

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\18ab47758fa1cba0229113f3692c7147.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4556
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\18ab47758fa1cba0229113f3692c7147.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3036

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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