b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52

Analysis

max time kernel
43s
max time network
48s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 07:44

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General

Target

b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52.dll
Size

306KB
MD5

1952b22f60f296cf26d0404c4e3c7982
SHA1

97e63cb1ff5ca3e53173e0af925a4c32fe6994f6
SHA256

b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52
SHA512

fb5443527b374e599336ef013273a1d087c58dc9a625d40b071e40776252aeca1dd27d4b7a2856cfc4dcbfa660604679f8e6c69e92ed1c4077f78620af5f6b83
SSDEEP

6144:QQMiG5zBD+XFsLazcPFqR5CM7k4TB/jftzhda:QQMiG5B+1pzcP6n7k4T1jftzi

Score

6^/10

adware stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{74d9563c-50f4-ef09-dd88-fa9b0037104c}\NoExplorer = "\"\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{74d9563c-50f4-ef09-dd88-fa9b0037104c}	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{74d9563c-50f4-ef09-dd88-fa9b0037104c}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{74d9563c-50f4-ef09-dd88-fa9b0037104c}\ = "adzgalore"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{74d9563c-50f4-ef09-dd88-fa9b0037104c}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{74d9563c-50f4-ef09-dd88-fa9b0037104c}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{74d9563c-50f4-ef09-dd88-fa9b0037104c}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27
PID 1228 wrote to memory of 2032	1228	regsvr32.exe	27

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\b0cf45ce38465dbca7e6a785bacf413f4b73b693f9dace64f2d262e0ee31ca52.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2032

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/1228-54-0x000007FEFB631000-0x000007FEFB633000-memory.dmp

Filesize
8KB

Download
memory/2032-56-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download