87bdcf23aeeb1a04eeed220d2550a36547f79b5c35339448159022b1b98e8791

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 16:26

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General

Target
ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.dll
Size 607KB
Sample240409-txnwqscc43
SHA256 87bdcf23aeeb1a04eeed220d2550a36547f79b5c35339448159022b1b98e8791
MD5 ea6a5796b1c63076460990fc2f43f913
SHA1 090ad698eb6f5c9026f5787924e1ef8201966693
SHA512 3a177037d4bd3b93df646cc42eb1c693c9aac9e771aa6c8d4fbd5644f21b18c2308d4560f92734ddc73bb076f9d9780d9261608d1d83e16becfa2051e80931ad
SSDEEP 12288:ipIt9HX65cspWkY5DARyLuaIg3QaoJrRmWiZJn308/:ietFXsoB7LGnaoJrcpZJ308
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-8C27-DDC8-618D-7D62876BB524}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.iwc\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.iwc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.iwc\Clsid\ = "{CC01FC6C-8C27-DDC8-618D-7D62876BB524}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\ = "iwc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.iwc	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-8C27-DDC8-618D-7D62876BB524}\ProgID\ = "ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.iwc"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 2080	1868	regsvr32.exe	85
PID 1868 wrote to memory of 2080	1868	regsvr32.exe	85
PID 1868 wrote to memory of 2080	1868	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ea6a5796b1c63076460990fc2f43f913_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2080

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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