ab62a4029f3afe1de86b78f3b41cd239f3f02cfd30609e0d24ee3a8b402f3780

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 19:27

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General

Target

173de9c725fc96d5b35095e20b6182e4_JaffaCakes118.dll
Size

407KB
MD5

173de9c725fc96d5b35095e20b6182e4
SHA1

0406a891df17025972ae86bd94f5181dfd5080c5
SHA256

ab62a4029f3afe1de86b78f3b41cd239f3f02cfd30609e0d24ee3a8b402f3780
SHA512

a33fb6a515c0c88a95d81726992b270bf072774e4d47376d9def4ae6bd0ec3dd4a12c9f530575664a565ae558b49edd44a924fdd5901a9b7893aafd29cd4c868
SSDEEP

12288:AnpgYGr8IpmUcA5N30wGbX4vQ3/M6JmWp6g/dk6Q:ARkMlA5d0/Ivc3mWpvVk6Q

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\iexplore.exe = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Explorer Bars	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Explorer Bars\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\	regsvr32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Explorer Bars\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\BarSize = fd00000000000000	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Explorer Bars\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}	regsvr32.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Explorer Bars\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\BarSize = fd00000000000000	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\173de9c725fc96d5b35095e20b6182e4_JaffaCakes118.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\InProcServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\Implemented Categories\{00021493-0000-0000-C000-000000000046}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\Implemented Categories\{00021493-0000-0000-C000-000000000046}\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D84446C9-37BC-451C-9305-83F9E1B5AEC4}\ = "Mini-Search"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4776 wrote to memory of 4452	4776	regsvr32.exe	83
PID 4776 wrote to memory of 4452	4776	regsvr32.exe	83
PID 4776 wrote to memory of 4452	4776	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\173de9c725fc96d5b35095e20b6182e4_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4776
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\173de9c725fc96d5b35095e20b6182e4_JaffaCakes118.dll
  2⤵
  - Modifies Internet Explorer settings
  - Modifies registry class
  PID:4452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

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/4452-0-0x0000000000400000-0x0000000000553000-memory.dmp

Filesize
1.3MB

Download
memory/4452-1-0x0000000001300000-0x0000000001302000-memory.dmp

Filesize
8KB

Download