0645602bc91a80121cc47370cb29d46839ba039dbdce8fd01395670e73406adc

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17/10/2024, 17:05

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General

Target

52c27f5890b87596311fbe2fddc72633_JaffaCakes118.dll
Size

606KB
MD5

52c27f5890b87596311fbe2fddc72633
SHA1

9dc15e858410f954bc8cdd1e74d3c496877f5c13
SHA256

0645602bc91a80121cc47370cb29d46839ba039dbdce8fd01395670e73406adc
SHA512

1e0d11670137f3dbf74623bf2dcb0a0b1f899953437aff6b14712f2d6bfed7b4c1251215ddb9e8aec44c1e22614941264222714a430b6eff9f40fa6457127886
SSDEEP

12288:pHunA3tW4LnCRy3eD8MtEl0jfTISWRV48C2rtES3Kvzdp:pOOB3g8HGIR2P2JES3Kbd

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 (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{00000000-0000-0000-0000-000000000000}\NoExplorer = "1"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{00000000-0000-0000-0000-000000000000}	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 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0000-0000-0000-000000000000}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0000-0000-0000-000000000000}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0000-0000-0000-000000000000}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0000-0000-0000-000000000000}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\52c27f5890b87596311fbe2fddc72633_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{00000000-0000-0000-0000-000000000000}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30
PID 2232 wrote to memory of 2448	2232	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\52c27f5890b87596311fbe2fddc72633_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\52c27f5890b87596311fbe2fddc72633_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2448

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/2448-0-0x0000000000190000-0x000000000022C000-memory.dmp

Filesize
624KB

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