e6fa46547fdd2cb02e6b83da715bee76f409236d4c6a736ee198f9bb6320b0ce

Analysis

max time kernel
96s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 08:13

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General

Target

12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118.dll
Size

291KB
MD5

12893b248fba90f6de2e1c0cb17f91ae
SHA1

63ddc9d1e719e6f7255e9a93a88a9e45592e2314
SHA256

e6fa46547fdd2cb02e6b83da715bee76f409236d4c6a736ee198f9bb6320b0ce
SHA512

8472a9bce4ed4984236fe9a3cc44fbfbe981ce17625eea866c854a865504a28eefc1b56e2f33a568005d758ac0f97e08be53be41315285a157b7c22d74457456
SSDEEP

6144:pGzic2aAG0QNm87ctQe+246jz25NNhzI:pGzD7AG0zrX46jz4N0

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 4 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	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\ = "SmartAds browser enhancer 12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\NoExplorer = "1"	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 51 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\TypeLib\ = "{A9722A0D-365F-47D2-B70B-37D046316D99}"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data\instlDay = "20000"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr\ = "adHlpr Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr\CurVer	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\AppID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data\hrdId = "d52b21b63051f51a0000f2cbf1dce4a5"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr.1.0\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\ = "adHlpr Object"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\VersionIndependentProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\TypeLib\ = "{A9722A0D-365F-47D2-B70B-37D046316D99}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr.1.0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data\afltId = "orgnl"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data\prdctId = "adPro"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\Programmable	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\ = "adHlpr Object"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr.1.0\CLSID\ = "{7BE99C54-A75A-491F-B684-FD5E8E990E98}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\VersionIndependentProgID\ = "adHlpr.adHlpr"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data\sftId = "367dd32911264e17b6f8650d335dc943"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr\CLSID\ = "{7BE99C54-A75A-491F-B684-FD5E8E990E98}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\ProgID\ = "adHlpr.adHlpr.1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\TypeLib	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr.1.0\ = "adHlpr Object"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr\CurVer\ = "adHlpr.adHlpr.1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\AppID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\ProgID\ = "adHlpr.adHlpr.1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{44BC15CF-C9E0-45CD-A792-DE0F3D670C15}\VersionIndependentProgID\ = "adHlpr.adHlpr"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{A9722A0D-365F-47D2-B70B-37D046316D99}\instl\Data	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\adHlpr.adHlpr\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7BE99C54-A75A-491F-B684-FD5E8E990E98}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4332 wrote to memory of 932	4332	regsvr32.exe	84
PID 4332 wrote to memory of 932	4332	regsvr32.exe	84
PID 4332 wrote to memory of 932	4332	regsvr32.exe	84

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4332
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\12893b248fba90f6de2e1c0cb17f91ae_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:932

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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