e4a0165aa23905c220c8a47341559f6d93b3efd27b65d18da3617b9c84e0b7d0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
17-01-2024 21:26

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General

Target

63a4e8a330188d64338d8c3dc2413fea.dll
Size

611KB
MD5

63a4e8a330188d64338d8c3dc2413fea
SHA1

79ddc2379aae72d8d9c4af9de7b40b4891b3c575
SHA256

e4a0165aa23905c220c8a47341559f6d93b3efd27b65d18da3617b9c84e0b7d0
SHA512

a0053103b2ff93a6040f42a584d4a94861e671fa71c875dea4e7822a8051e61ddab944d37b66e899cc775f0d1363622701de7e29eb444b9b337f00cb696f8b4c
SSDEEP

12288:7yA1ZdqVfv/6HftOIA3+00wstpSdCi3TLdLOGnYGkEVBwmHeIBv7pj:P1fqZCHwIr00taCiHp8rEheIBT

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-C93D-8F88-8A96-53A62721294F}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\ProgID\ = "63a4e8a330188d64338d8c3dc2413fea.sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\ = "sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\63a4e8a330188d64338d8c3dc2413fea.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\63a4e8a330188d64338d8c3dc2413fea.sb	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\63a4e8a330188d64338d8c3dc2413fea.sb\ = "sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-C93D-8F88-8A96-53A62721294F}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\63a4e8a330188d64338d8c3dc2413fea.sb\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\63a4e8a330188d64338d8c3dc2413fea.sb\Clsid\ = "{CC01FC6C-C93D-8F88-8A96-53A62721294F}"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28
PID 2352 wrote to memory of 2064	2352	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\63a4e8a330188d64338d8c3dc2413fea.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\63a4e8a330188d64338d8c3dc2413fea.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2064

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/2064-0-0x0000000000150000-0x00000000001EE000-memory.dmp

Filesize
632KB

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