e11892d4101b092f9bfe5eebb74522a1de023f2a15283adc536cce0a4f066046

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 01:18

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General

Target

28507f8c97e0ae0ad8958bc2589a098f_JaffaCakes118.dll
Size

44KB
MD5

28507f8c97e0ae0ad8958bc2589a098f
SHA1

17966ab79aa9571d9b8d2a31fc0e8bff62e8ab2f
SHA256

e11892d4101b092f9bfe5eebb74522a1de023f2a15283adc536cce0a4f066046
SHA512

585291a5aecda66f756300417d3bde17b35c0e33b4b606e25cf5b8e6213b7155e357f9eac2a27601a83e8c66e69a05c6bb0ec1fbe1cfef96d10ee324923cad61
SSDEEP

768:QoMNxXme/ZmQoeQo2jNyQLkTxh+S4RAYo9wmjq0u:oXmg6oENZLkTxh+7bo+mjq0

Score

6^/10

adware discovery stealer

Malware Config

Signatures

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\ = "ie assist"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}	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 46 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho.1	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\VersionIndependentProgID\ = "Twain_16.iebho"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\FLAGS	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib\ = "{F05FC250-632C-424C-83D8-64640B6BED21}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib\Version = "1.0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho\CurVer\ = "Twain_16.iebho.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\28507F~1.DLL"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\TypeLib\ = "{F05FC250-632C-424C-83D8-64640B6BED21}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho\ = "iebho Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho\CurVer	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ProxyStubClsid32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib\Version = "1.0"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho.1\ = "iebho Class"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\ = "iebho Class"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\Programmable	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\ = "twain_16 1.0 Type Library"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\28507f8c97e0ae0ad8958bc2589a098f_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ = "Iiebho"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho.1\CLSID\ = "{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho\CLSID\ = "{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AE21A223-C4CA-43D7-9764-4FC6DF529F4D}\ProgID\ = "Twain_16.iebho.1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{F05FC250-632C-424C-83D8-64640B6BED21}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib\ = "{F05FC250-632C-424C-83D8-64640B6BED21}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\TypeLib	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho.1\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Twain_16.iebho	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{6F9D44B8-E418-49C1-885C-1015DDDBFFC4}\ = "Iiebho"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 3248	4480	regsvr32.exe	83
PID 4480 wrote to memory of 3248	4480	regsvr32.exe	83
PID 4480 wrote to memory of 3248	4480	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\28507f8c97e0ae0ad8958bc2589a098f_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4480
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\28507f8c97e0ae0ad8958bc2589a098f_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3248

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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