0938901c6dc87182ba5dc954b91ce25d8d1fe3b9f7bbe899d8e67400397d919b

Analysis

max time kernel
149s
max time network
152s
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, 22:47

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General

Target
09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.dll
Size 564KB
Sample240620-2qtgms1dpd
SHA256 0938901c6dc87182ba5dc954b91ce25d8d1fe3b9f7bbe899d8e67400397d919b
MD5 09ebf8be1bf3938b8737fd754f134a49
SHA1 82a12c3b0a985c8eda581dbad6951fdfca1b8334
SHA512 13ab4c425988e5ca3b0063192a6301135f3790eaceaba8dd0056510a212a9770bac91fe49445ec0b5b02f479a9e9900fcd5f4115b09753a39e5498236ea0ce0e
SSDEEP 12288:a0Et9YDc/Tk4Po4wSSqodPF9C2vTgYkcFYROI41:qtWDcw4o4Ts/9Ckkpl4
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-7783-1BD1-EDA8-A9C6E1D218F1}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.sh\Clsid\ = "{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.sh	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.sh\ = "sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.sh\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\ProgID\ = "09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.sh"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-7783-1BD1-EDA8-A9C6E1D218F1}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2852 wrote to memory of 2128	2852	regsvr32.exe	83
PID 2852 wrote to memory of 2128	2852	regsvr32.exe	83
PID 2852 wrote to memory of 2128	2852	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2852
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\09ebf8be1bf3938b8737fd754f134a49_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2128

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

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Downloads

memory/2128-0-0x00000000021D0000-0x0000000002262000-memory.dmp

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