6e22780741152c307847d7f400685bffa008fd1e3915723e0221a781fe8bfb71

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
07/09/2024, 17:38

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.dll
Size

640KB
MD5

d27bda1107a8f1e56e5c6bcc1f39ad69
SHA1

256813fb5f1cbe96aa9d9f20b0fa92594f14d5ae
SHA256

6e22780741152c307847d7f400685bffa008fd1e3915723e0221a781fe8bfb71
SHA512

59067e5c27cd91bc301d590353801aadbb4389b9ec21863b9b8ce60e9495eb5d788ddb663f5e70da1b24161b9b71bb2b6b7e43ff5a809d55dd710be4673bd436
SSDEEP

12288:m0Et9YDc5DMWfT44XUDxoyiD02sHtaOEhcx2tePm:2tWDc/EXouPtUhQA+

Score

6^/10

adware discovery 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-7D32-D898-933F-9CC6D893A83A}	regsvr32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.brm inc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.brm inc\ = "brm inc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.brm inc\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\ProgID\ = "d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.brm inc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\ = "brm inc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.brm inc\Clsid\ = "{CC01FC6C-7D32-D898-933F-9CC6D893A83A}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-7D32-D898-933F-9CC6D893A83A}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30
PID 2000 wrote to memory of 1896	2000	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\d27bda1107a8f1e56e5c6bcc1f39ad69_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1896

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1896-0-0x00000000002B0000-0x0000000000355000-memory.dmp

Filesize
660KB

Download