cfc9f0d2af9d31707ea2325aa3ade4fba3d493750db78340a23c5fd8cb2e1f76

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:16

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General

Target

eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.dll
Size

635KB
MD5

eabea6c192d0e28c35d3cfca03ba0771
SHA1

a45fd6ce180813dcf9abcb1f2c0f7901e6255e0e
SHA256

cfc9f0d2af9d31707ea2325aa3ade4fba3d493750db78340a23c5fd8cb2e1f76
SHA512

025caf93d55e136f29827a7d25112f8a8dfffe0fc349f8245c2dbdeb5a7bce407f65e33241a602d8a568005ee702957196906ddb2d114416999eb9ef144c36bc
SSDEEP

12288:oM0t9FNcxDMmfrLAF8rZIRf2MmsXaPPrMhOMD37qw9WNcK85JZp5JZp5JZp5JZp:4tjNcXnVInvaHAh4

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-E943-9856-1BEB-8AD6B8724437}	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\ = "axc"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.axc	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.axc\Clsid\ = "{CC01FC6C-E943-9856-1BEB-8AD6B8724437}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\ProgID\ = "eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.axc\ = "axc"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.axc\Clsid	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{CC01FC6C-E943-9856-1BEB-8AD6B8724437}\ProgID	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30
PID 2344 wrote to memory of 2364	2344	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\eabea6c192d0e28c35d3cfca03ba0771_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2364

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

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Downloads

memory/2364-0-0x00000000009C0000-0x0000000000A64000-memory.dmp

Filesize
656KB

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