7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f

Analysis

max time kernel
148s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 06:52

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General

Target

7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f.dll
Size

53KB
MD5

e4e36754395e4110724830d79521fc90
SHA1

c4d2aefcc84c831969129a25e1f5d13e1546e7ec
SHA256

7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f
SHA512

0ddda672d424bce01476606fd0ec1f7d37001fba86c40024f8024158d93fb0b0e3da8c7965602f1d2160168291db255218219b04c6cf29e803417a0eceac5de4
SSDEEP

768:GDfN9wiAxAfgsA83/hL9sWx2grEDcn2wAAzpmaNdl7yX:GDHwiAlypsW5O4rdl7yX

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
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{134DA043-566E-4572-82E6-8978D0ED03D8}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{134DA043-566E-4572-82E6-8978D0ED03D8}\NoExplorer = "1"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{134DA043-566E-4572-82E6-8978D0ED03D8}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{134DA043-566E-4572-82E6-8978D0ED03D8}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{134DA043-566E-4572-82E6-8978D0ED03D8}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{134DA043-566E-4572-82E6-8978D0ED03D8}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{134DA043-566E-4572-82E6-8978D0ED03D8}\ = "JetMP3"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 4844	4832	regsvr32.exe	81
PID 4832 wrote to memory of 4844	4832	regsvr32.exe	81
PID 4832 wrote to memory of 4844	4832	regsvr32.exe	81

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\7479de29c2c9e15ee09d5f9e7c9807e764f9a09c74b42136cba4af1b0ca7199f.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:4844

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

Windows 7 deprecation

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