e93e3dfd77d9be670f947035baf154cea9971af7e764ef9a0afd7d84edd435f8

Analysis

max time kernel
143s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 21:29

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General

Target

130234bb041147fa0999831d68847aa5.dll
Size

611KB
MD5

130234bb041147fa0999831d68847aa5
SHA1

eefb265ba7ab6f12514d11f9e355616b3db11aa8
SHA256

e93e3dfd77d9be670f947035baf154cea9971af7e764ef9a0afd7d84edd435f8
SHA512

56b72fbf5eae7677bbbf3788e2ac89edfa2239eacb7de47294721e454f05543a315731d1ef92e924ae5bf5a4fbac9085895885756193da9404cc7bd387c0f928
SSDEEP

12288:ryA1ZdqVfv/6HftOIA3+00wstpSdCi3TLdLOGPtwRVBwIHeIBv7pj:f1fqZCHwIr00taCiHp6RHeIBT

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\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\130234bb041147fa0999831d68847aa5.sb	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\130234bb041147fa0999831d68847aa5.sb\ = "sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\130234bb041147fa0999831d68847aa5.sb\Clsid\ = "{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\130234bb041147fa0999831d68847aa5.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\130234bb041147fa0999831d68847aa5.sb\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\ProgID\ = "130234bb041147fa0999831d68847aa5.sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-B948-6BF8-5953-2A2BAFF235FC}\ = "sb"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4880 wrote to memory of 4308	4880	regsvr32.exe	88
PID 4880 wrote to memory of 4308	4880	regsvr32.exe	88
PID 4880 wrote to memory of 4308	4880	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\130234bb041147fa0999831d68847aa5.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4880
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\130234bb041147fa0999831d68847aa5.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4308

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

Windows 7 deprecation

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