cb67ec3bb09d5410b836a13fb441e5cea3a663582c2b6d2bad5fff3b1b410248

Analysis

max time kernel
145s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/04/2024, 05:43

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General

Target
e6c203aa7625d35dcf282bddf05aedbb_JaffaCakes118.dll
Size 65KB
Sample240408-gev6waaa92
SHA256 cb67ec3bb09d5410b836a13fb441e5cea3a663582c2b6d2bad5fff3b1b410248
MD5 e6c203aa7625d35dcf282bddf05aedbb
SHA1 26ce4b70fe665f8edab39732fad1a9af5f44c299
SHA512 4f7adec73a0146eb4b765fe613de370e081829f110048a4e6fd7d7197e2a7d8cc19aff32750a3fb429b65dcabe51d0c2cce4cbca206dab8ac8240a8ed4cbf66d
SSDEEP 1536:NXcGeVjfoUckAD5kTTs7UtyVC2fp2lhS2eeoz9pOsZ0FXm+d6C:5+fCkADCT44tyk2fpwS2GxIDm+d6
MD5 SHA1 SHA512 SSDEEP

Score

6^/10

adware 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\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\Software\Microsoft\Internet Explorer\Main	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Enable Browser Extensions = "yes"	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\e6c203aa7625d35dcf282bddf05aedbb_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}\InprocServer32\ThreadingModel = "apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78364D99-A640-4ddf-B91A-67EFF8373045}	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3620 wrote to memory of 2596	3620	regsvr32.exe	85
PID 3620 wrote to memory of 2596	3620	regsvr32.exe	85
PID 3620 wrote to memory of 2596	3620	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e6c203aa7625d35dcf282bddf05aedbb_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3620
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\e6c203aa7625d35dcf282bddf05aedbb_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:2596

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2596-0-0x0000000010000000-0x000000001002D000-memory.dmp

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memory/2596-1-0x0000000000210000-0x0000000000211000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads