582b3bcac3040df7fa81acdb518e95622684b44056ad16df877df7b4c60bcc13

Analysis

max time kernel
7s
max time network
9s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 12:39

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General

Target

f802b9aa240d1952e7500ba68ef1041c_JaffaCakes118.dll
Size

78KB
MD5

f802b9aa240d1952e7500ba68ef1041c
SHA1

2bf81ff03021ee652d8357f838ecc5b7b60d36fa
SHA256

582b3bcac3040df7fa81acdb518e95622684b44056ad16df877df7b4c60bcc13
SHA512

e6745f9a6df0974bbcb1abc113d8e8ff9bfd47512ecbe75bc5f782b7ee82af1bdaaf0f90f1cf8b796c69e60f48c688fc2f1d04a38e3bbd86d62c20c491e6fb8e
SSDEEP

1536:QG13wsWOEsl03OHEJfZPMdDCDPzrScnEcsW+zO6bJspsMnouy8yZF1APsu:RRmsl0RJMDCvrd+9tWouty/

Score

10^/10

persistence upx

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\__adware2__ = "{A6545356-3054-4943-B827-E2BBEC429255}"	rundll32.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1380-0-0x0000000010000000-0x0000000010032000-memory.dmp	upx

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1132431369-515282257-1998160155-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Start Page = "http://gomyron.com/NjU2NA==/2/3560/homepage/"	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6545356-3054-4943-B827-E2BBEC429255}\InProcServer32\ = "C:\\Windows\\__adware2__.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6545356-3054-4943-B827-E2BBEC429255}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A6545356-3054-4943-B827-E2BBEC429255}	rundll32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1380	rundll32.exe
1380	rundll32.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1380	rundll32.exe
1380	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 1380	3120	rundll32.exe	83
PID 3120 wrote to memory of 1380	3120	rundll32.exe	83
PID 3120 wrote to memory of 1380	3120	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f802b9aa240d1952e7500ba68ef1041c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f802b9aa240d1952e7500ba68ef1041c_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Modifies Internet Explorer start page
  - Modifies registry class
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:1380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1380-0-0x0000000010000000-0x0000000010032000-memory.dmp

Filesize
200KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads