cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64

Analysis

max time kernel
34s
max time network
30s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
03-12-2022 22:04

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General

Target

cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64.dll
Size

292KB
MD5

54270f9d95b62abc15db89061345d3ac
SHA1

5cc233bf61c10f1d273e44207e41b3187702efd6
SHA256

cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64
SHA512

fefd10eb87299bf45191354bd44a9f69ef2f64f4fbc064f60ed8d6c10ba682369e07cfe91518f428af48391e2f1e62e1353556895843ed2cb652e7caa4e74b2c
SSDEEP

6144:wzST+XLkJ0xTC0AfYOkhXHIm3nVMG7Vf4E+EEETBi:XJmmzfYOkoOGG7t+EEEo

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 3 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\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 51 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\0\win32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO.1\ = "Browser Helper Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\ProgID\ = "main.BHO.1"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ProxyStubClsid32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO.1	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO\CurVer\ = "main.BHO.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\FLAGS\ = "0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A0E1054B-01EE-4D57-A059-4D99F339709F}\ = "Browser Helper Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO\ = "Browser Helper Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\ = "mainLib"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ = "IBHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib\ = "{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO\CLSID\ = "{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\main.DLL\AppID = "{A0E1054B-01EE-4D57-A059-4D99F339709F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\ = "Browser Helper Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\TypeLib\ = "{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\TypeLib\ = "{8E3C68CD-F500-4A2A-8CB9-132BB38C3573}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A0E1054B-01EE-4D57-A059-4D99F339709F}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\main.DLL	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\VersionIndependentProgID\ = "main.BHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}\AppID = "{A0E1054B-01EE-4D57-A059-4D99F339709F}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\Interface\{986A8AC1-AB4D-4F41-9068-4B01C0197867}\ = "IBHO"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO.1\CLSID\ = "{AFD4AD01-58C1-47DB-A404-FBE00A6C5486}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\main.BHO	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28
PID 1508 wrote to memory of 1452	1508	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\cedb4c49354d6ea98a80c10ad7a3af1e4ad18fbf2834329bde7533162cc28b64.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1452

Network

MITRE ATT&CK Enterprise v6

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/1452-55-0x0000000000000000-mapping.dmp

Download
memory/1452-56-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/1508-54-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp

Filesize
8KB

Download