b6ee2c491c7767e7ff2b93e5e97c659217e35d27a043e91a701bfa8490e6c48e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20-06-2024 02:45

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General

Target

02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.dll
Size

505KB
MD5

02248885ffcd1124ff5e1a0290e74fda
SHA1

7e5a9fc60f1e4779383c677ce7c8cb90340a8acc
SHA256

b6ee2c491c7767e7ff2b93e5e97c659217e35d27a043e91a701bfa8490e6c48e
SHA512

a3bf96d1609fee184858923955dd7908f69ca96c36c916375d64543f27b67a205948ee2b3364d887918bac9a6da548a81c2498763be4f3c125d22ab12fb9ab6d
SSDEEP

12288:QEQCMk/xvOzVoAMFjtNEn/UiRTxdRv3gPbDfQE:QEQCv7S/pRNgPbT

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\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.Conex\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.Conex\Clsid\ = "{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.Conex	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.Conex\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\ProgID\ = "02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.Conex"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7EDA5F65-3547-4CCE-B9D0-96FFC105AC8B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.dll"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28
PID 1948 wrote to memory of 1732	1948	regsvr32.exe	28

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\02248885ffcd1124ff5e1a0290e74fda_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1732

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

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Downloads

memory/1732-0-0x00000000143C0000-0x000000001454A000-memory.dmp

Filesize
1.5MB

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