f36a4a4b4a447992f0924f681195dc85108770a13d9db908825b7377888ed5ec

Analysis

max time kernel
150s
max time network
151s
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, 15:59

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General

Target
078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.dll
Size 565KB
Sample240620-tfab1swbpg
SHA256 f36a4a4b4a447992f0924f681195dc85108770a13d9db908825b7377888ed5ec
MD5 078568ee3f5875e7127f46c0ea40e2ea
SHA1 0d58a2fb8070b09e7f93c4854b6bbc540a3bec83
SHA512 5bbaad669dbbe5ceb052b9926e1504f8ff2f47b245d7e89ebc007a0bcd20a235ba6cf40e29158995fe4d0a8bc4199477a4c471844edfbf8e01f7f2ceb2e74a81
SSDEEP 12288:ByA1ZdqVfv/6HftOIA3+00wstpSdCi3TLdLOGQZZrbLzVBwn:h1fqZCHwIr00taCiHpMZZr/z
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-9666-2DA8-C649-453B5D7C433A}	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\ = "xx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.xx	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.xx\ = "xx"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.xx\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\ProgID\ = "078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.xx"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.xx\Clsid\ = "{CC01FC6C-9666-2DA8-C649-453B5D7C433A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CC01FC6C-9666-2DA8-C649-453B5D7C433A}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 5112	2128	regsvr32.exe	82
PID 2128 wrote to memory of 5112	2128	regsvr32.exe	82
PID 2128 wrote to memory of 5112	2128	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\078568ee3f5875e7127f46c0ea40e2ea_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:5112

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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