d5d97d34e7cc8cf4b45fe57fa6a643bac24cce7f1d5275e6d6db7d8369f640f4

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 08:12

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General

Target
04443cd666a7697aa15731737cbae5f4_JaffaCakes118.dll
Size 563KB
Sample240620-j3wtesxdqa
SHA256 d5d97d34e7cc8cf4b45fe57fa6a643bac24cce7f1d5275e6d6db7d8369f640f4
MD5 04443cd666a7697aa15731737cbae5f4
SHA1 83e6b8d6a34f714a3be5117f77e4d2d1b3f23172
SHA512 2f8c2656854c53e7218650b5d2fe60d43349be9080254ad55e6aa619db786d7d81bc20ead91a5ebd1da7d169695a580ad2d8f4808617a4fe4036ca38378b846f
SSDEEP 12288:E0Et9YDc/Tk4Po4wSSqodPF9C2vTgYnUqzRU:MtWDcw4o4Ts/9Ckn3R
MD5 SHA1 SHA512 SSDEEP

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-7768-B6EB-C446-9F2D387E5E1C}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\ = "sh"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.sh\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.sh\Clsid\ = "{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\ProgID\ = "04443cd666a7697aa15731737cbae5f4_JaffaCakes118.sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.sh	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.sh\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7768-B6EB-C446-9F2D387E5E1C}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 2648	3124	regsvr32.exe	83
PID 3124 wrote to memory of 2648	3124	regsvr32.exe	83
PID 3124 wrote to memory of 2648	3124	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\04443cd666a7697aa15731737cbae5f4_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2648

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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