fee8b56846cea2e71f5f20c721c07b542ecf31a608733ce45b184e79aa06aaf1

Analysis

max time kernel
121s
max time network
133s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 13:10

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General

Target

375da57189c31596f68b7fa97afa29ed.dll
Size

607KB
MD5

375da57189c31596f68b7fa97afa29ed
SHA1

6eb35e05c44faaa60000a2c7259534937d843156
SHA256

fee8b56846cea2e71f5f20c721c07b542ecf31a608733ce45b184e79aa06aaf1
SHA512

3845e3f787ce835c81fa921eeb973f0b25c3db7e45e27c303ec063b0577021e87e8aada83df4a90259d2b4b022d9ec1835d3c4fae672dddfd611273ffc6b3789
SSDEEP

12288:dpIt9HX65cspWkY5DARyLuaIg3QaorrbfphJG0c/:detFXsoB7LGnaorrbBhJG0c

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-8CCE-8DF6-C7B6-88352CAC7F8D}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\375da57189c31596f68b7fa97afa29ed.iwc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\375da57189c31596f68b7fa97afa29ed.iwc\Clsid\ = "{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\375da57189c31596f68b7fa97afa29ed.iwc\ = "iwc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\ProgID\ = "375da57189c31596f68b7fa97afa29ed.iwc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\ = "iwc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\375da57189c31596f68b7fa97afa29ed.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\375da57189c31596f68b7fa97afa29ed.iwc	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-8CCE-8DF6-C7B6-88352CAC7F8D}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28
PID 2840 wrote to memory of 2860	2840	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\375da57189c31596f68b7fa97afa29ed.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2840
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\375da57189c31596f68b7fa97afa29ed.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2860

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/2860-0-0x0000000000970000-0x0000000000A0D000-memory.dmp

Filesize
628KB

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