e7398a9c9071e0ecfa546d02f44b8dcb40f121caa97b0d0d2fdf864434d48adb

Analysis

max time kernel
135s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15-07-2024 08:45

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General

Target

490dc6cf0c3d403ea90450c31c7affb8_JaffaCakes118.dll
Size

7KB
MD5

490dc6cf0c3d403ea90450c31c7affb8
SHA1

de8787eb62e1202de016fa8494576b9566019fcd
SHA256

e7398a9c9071e0ecfa546d02f44b8dcb40f121caa97b0d0d2fdf864434d48adb
SHA512

db38303aea14dc6116800daf27eec9f93f0a749278c6e6420a38217770f980c3faefbbe03b6930e46c6149f73071d532d9d21968c86f16a212300dfabc548854
SSDEEP

96:ocZOzKzc78mD7Un4oazGLq4VUaaEbLP+icP8ENM09JVruK0YyDLGqVF:occKQDD7poaGUazbb+VPVK05XHyDLDF

Score

7^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3196-0-0x0000000010000000-0x0000000010009000-memory.dmp	upx

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
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}\	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}\www = "www"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\490dc6cf0c3d403ea90450c31c7affb8_JaffaCakes118.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0BD44AB1-76A7-4E05-92F4-4B065FE72BD6}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 3196	3656	regsvr32.exe	85
PID 3656 wrote to memory of 3196	3656	regsvr32.exe	85
PID 3656 wrote to memory of 3196	3656	regsvr32.exe	85

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\490dc6cf0c3d403ea90450c31c7affb8_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\490dc6cf0c3d403ea90450c31c7affb8_JaffaCakes118.dll
  2⤵
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:3196

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

Replay Monitor

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Downloads

memory/3196-0-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

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