c06de709fe77a0d4c13a9dc0e8ff5f23916866d61ab1a2382edaa89cc83b21f0

Analysis

max time kernel
139s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
24-06-2024 08:48

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General

Target

078941f8b025c932503e3069a2ddddcb_JaffaCakes118.dll
Size

610KB
MD5

078941f8b025c932503e3069a2ddddcb
SHA1

e5bb5cb2736b3b846af194d26d4ef4889070f4a2
SHA256

c06de709fe77a0d4c13a9dc0e8ff5f23916866d61ab1a2382edaa89cc83b21f0
SHA512

01d6ca73118225b56075330cafb8c00c2ae885ca708c4f708217a776376ac8d544b30057b7becbbb0f86743272844c324748e3f87f0e7eab509c80cfd0b4fd59
SSDEEP

12288:JyA1ZdqVfv/6HftOIA3+00wstpSdCi3TLdLOGgEaxTn7VBwSHeIBv7pj:Z1fqZCHwIr00taCiHpLwj7BeIBT

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-852D-56A7-15B8-B53268412CCB}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.sb	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.sb\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\ = "sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.sb\ = "sb"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.sb\Clsid\ = "{CC01FC6C-852D-56A7-15B8-B53268412CCB}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\ProgID\ = "078941f8b025c932503e3069a2ddddcb_JaffaCakes118.sb"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-852D-56A7-15B8-B53268412CCB}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 1772	3060	regsvr32.exe	82
PID 3060 wrote to memory of 1772	3060	regsvr32.exe	82
PID 3060 wrote to memory of 1772	3060	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\078941f8b025c932503e3069a2ddddcb_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:1772

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/1772-0-0x00000000005E0000-0x000000000067E000-memory.dmp

Filesize
632KB

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