9a06e1eadc8199b0a82604d6c09fb4ef6b2447c1ae76e331be03796b89047618

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
12/02/2024, 04:14

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General

Target

9638804e01ec986713de3059544401a6.dll
Size

635KB
MD5

9638804e01ec986713de3059544401a6
SHA1

0d27138083dde28097771ba2ea8ffca7205e54ea
SHA256

9a06e1eadc8199b0a82604d6c09fb4ef6b2447c1ae76e331be03796b89047618
SHA512

025379000ba9391588840110063352ebd0680a93ee09ab2b448aed55e7c3d0cc7edeeacf2c3e462bed0b111427b8cab80044fde0121025b0310f648da3bccc3b
SSDEEP

12288:IM0t9FNcxDMmfrLAF8rZIRf2MmsX4e2vvYAgHyhA/fO79s:YtjNcXnVInv4e0gAnhY

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-D86F-88B1-A7C3-5DC6E1EB36DE}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9638804e01ec986713de3059544401a6.axc\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9638804e01ec986713de3059544401a6.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\9638804e01ec986713de3059544401a6.axc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9638804e01ec986713de3059544401a6.axc\ = "axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\9638804e01ec986713de3059544401a6.axc\Clsid\ = "{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\ProgID\ = "9638804e01ec986713de3059544401a6.axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-D86F-88B1-A7C3-5DC6E1EB36DE}\ = "axc"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17
PID 2344 wrote to memory of 2340	2344	regsvr32.exe	17

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\9638804e01ec986713de3059544401a6.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\9638804e01ec986713de3059544401a6.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2340

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/2340-0-0x0000000000220000-0x00000000002C4000-memory.dmp

Filesize
656KB

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