2ff9082145f0504de7ced6f8f2435752d36bc96d34813a36b5c1b3e1a63d7182

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
12/08/2024, 06:31

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General

Target

8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.dll
Size

210KB
MD5

8dad1703a0060fcb9a1e0aa862b77297
SHA1

06b6fefff575b6ff3fadc404d6add567f0f8b1f5
SHA256

2ff9082145f0504de7ced6f8f2435752d36bc96d34813a36b5c1b3e1a63d7182
SHA512

f683c029e9d3ba6d274804d1f6bc2f60ca8c3f71fd9fe770136685ee2c5837b8fa758c42976d254035f8c960aaf3e56dc9365f1ef1cc54d8a5eace10d9734bcb
SSDEEP

6144:ddSWljHWTAItIe15+d6ztI7Bxh9wWehoJ68kpH:dQUWterQWhwWehy6x

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\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}	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\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.ThunderAtOne\ = "ThunderÏÂÔØ¸¨Öú"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.ThunderAtOne\Clsid	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\ProgID\ = "8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.ThunderAtOne"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\ = "ThunderÏÂÔØ¸¨Öú"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.ThunderAtOne	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.ThunderAtOne\Clsid\ = "{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EB2ECF2E-81B1-4D2C-9553-3DF0CCB52A09}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30
PID 2408 wrote to memory of 2264	2408	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\8dad1703a0060fcb9a1e0aa862b77297_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2264

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

Windows 7 deprecation

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