fe69f08d2f2832770063a008acd8c542b0f334bffd123b5b45dd5a8107da0235

Analysis

max time kernel
147s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 20:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

39eca13489254fae979125db56b92baa.exe
Size

75KB
MD5

39eca13489254fae979125db56b92baa
SHA1

85aea2864cbe849bbd73ae32075ab9da284dda70
SHA256

fe69f08d2f2832770063a008acd8c542b0f334bffd123b5b45dd5a8107da0235
SHA512

5cb2d8235693d49b37e72678e96a5ab05d20ca0e506a9b7aa1f7f44d822f98b8fa5a64f8cd109b88e2fc08aab99d99be098729d99d2a2ef54d92ff2c998b6f17
SSDEEP

768:QTQodfJF4+PJjPiiMAoGrx+G3twHzVlvKF9ZQk5NAq2OSGNPgzVKZ75TIIx/65uM:Zodf7+8Q0Aq2+1g5QTSuM9fiS

Score

7^/10

adware stealer

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2616	regsvr32.exe

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 deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{1FD49718-1D00-4B19-AF5F-070AF6D5D54C}	39eca13489254fae979125db56b92baa.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{749B4F65-6F76-4263-A666-07642B79F1E3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{749B4F65-6F76-4263-A666-07642B79F1E3}\	regsvr32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\BBDNS.Dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\Version	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\TypeLib\ = "{F5604774-9DDB-4DAA-8BE0-372044A910AA}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\Version\ = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\ = "BDN"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{749B4F65-6F76-4263-A666-07642B79F1E3}\InprocServer32	regsvr32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4764	39eca13489254fae979125db56b92baa.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 2616	4764	39eca13489254fae979125db56b92baa.exe	16
PID 4764 wrote to memory of 2616	4764	39eca13489254fae979125db56b92baa.exe	16
PID 4764 wrote to memory of 2616	4764	39eca13489254fae979125db56b92baa.exe	16
PID 4764 wrote to memory of 2124	4764	39eca13489254fae979125db56b92baa.exe	18
PID 4764 wrote to memory of 2124	4764	39eca13489254fae979125db56b92baa.exe	18
PID 4764 wrote to memory of 2124	4764	39eca13489254fae979125db56b92baa.exe	18
PID 4764 wrote to memory of 860	4764	39eca13489254fae979125db56b92baa.exe	23
PID 4764 wrote to memory of 860	4764	39eca13489254fae979125db56b92baa.exe	23
PID 4764 wrote to memory of 860	4764	39eca13489254fae979125db56b92baa.exe	23
PID 4764 wrote to memory of 3240	4764	39eca13489254fae979125db56b92baa.exe	22
PID 4764 wrote to memory of 3240	4764	39eca13489254fae979125db56b92baa.exe	22
PID 4764 wrote to memory of 3240	4764	39eca13489254fae979125db56b92baa.exe	22

C:\Users\Admin\AppData\Local\Temp\39eca13489254fae979125db56b92baa.exe
"C:\Users\Admin\AppData\Local\Temp\39eca13489254fae979125db56b92baa.exe"
1⤵
- Installs/modifies Browser Helper Object
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s "C:\Users\Admin\AppData\Roaming\Microsoft\BBDNS.Dll
  2⤵
  - Loads dropped DLL
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2616
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s /u "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\BHO\ie_to_edge_bho.dll
  2⤵
  PID:2124
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\39eca13489254fae979125db56b92baa.exe
  2⤵
  PID:3240
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 /s /u "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\BHO\ie_to_edge_bho.dll
  2⤵
  PID:860

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

Loading Replay Monitor...

Downloads

memory/4764-5-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download