16e0ed51b2c9b70ae3d19b491ee7a254ca7b6db93330de6eb2537ab78f2d6328

Analysis

max time kernel
93s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 06:38

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
8ba72e079a9230a8687c75248afe421a.dll
Size 576KB
Sample240203-hd9tbabcg8
SHA256 16e0ed51b2c9b70ae3d19b491ee7a254ca7b6db93330de6eb2537ab78f2d6328
MD5 8ba72e079a9230a8687c75248afe421a
SHA1 4f6e4f3ac2229bf2ad09cf6a2a622709ff1c27db
SHA512 fd3304113f66531c0a1476a2c2c3e555e20835dc7220046091036b4054cac9f8c84574478e8e413de8573ce57090103f18a57717c8fedea08704918ac618745f
SSDEEP 12288:M/fQdOimkybxT/iKF2B0OW3e6U888888888888W888888888881W1meyUGpblLP:MnQwimJDQKNn2W1HG/
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\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\	regsvr32.exe

Modifies registry class 14 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\ProgID\ = "8ba72e079a9230a8687c75248afe421a.Conex"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8ba72e079a9230a8687c75248afe421a.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8ba72e079a9230a8687c75248afe421a.Conex\Clsid\ = "{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8ba72e079a9230a8687c75248afe421a.Conex\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8ba72e079a9230a8687c75248afe421a.Conex	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8ba72e079a9230a8687c75248afe421a.Conex\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 212	4808	regsvr32.exe	86
PID 4808 wrote to memory of 212	4808	regsvr32.exe	86
PID 4808 wrote to memory of 212	4808	regsvr32.exe	86

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8ba72e079a9230a8687c75248afe421a.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4808
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\8ba72e079a9230a8687c75248afe421a.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:212

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

Loading Replay Monitor...

Downloads

memory/212-0-0x00000000004F0000-0x000000000065A000-memory.dmp

Download

memory/212-1-0x00000000026A0000-0x00000000026A2000-memory.dmp