ef633ba80b33617a023ad97a860adc24efbe89bd215cdbe63c07c9d8ca4afb81

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 06:51

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General

Target

eacb2c19300932a4d2cee0757e502185_JaffaCakes118.dll
Size

399KB
MD5

eacb2c19300932a4d2cee0757e502185
SHA1

a06eb7d1bfb5144ddc38bbb9b3ffde1666123700
SHA256

ef633ba80b33617a023ad97a860adc24efbe89bd215cdbe63c07c9d8ca4afb81
SHA512

c9b2012fffff8d5a659d01911a3ecd00f899e26bdffd5ad46d266e01c5e15a1ed306958787fff7edd714888467c5ce78b5643229484180818ef6ed01db588bdf
SSDEEP

12288:nya/voN4i5pXkakfgQM8xl4xzliV/gNusqMfZMSRE:yqQ6iP6g/8z4zS/k2

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\{14E741E7-3F4D-481F-8793-6A6480379A69}	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14E741E7-3F4D-481F-8793-6A6480379A69}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\eacb2c19300932a4d2cee0757e502185_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14E741E7-3F4D-481F-8793-6A6480379A69}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14E741E7-3F4D-481F-8793-6A6480379A69}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14E741E7-3F4D-481F-8793-6A6480379A69}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{14E741E7-3F4D-481F-8793-6A6480379A69}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30
PID 1300 wrote to memory of 1948	1300	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\eacb2c19300932a4d2cee0757e502185_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\eacb2c19300932a4d2cee0757e502185_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1948

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

Replay Monitor

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Downloads

memory/1948-0-0x0000000000AE0000-0x0000000000C86000-memory.dmp

Filesize
1.6MB

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memory/1948-1-0x0000000000AE0000-0x0000000000C86000-memory.dmp

Filesize
1.6MB

Download