Malware Analysis Report

2024-12-07 20:13

Sample ID 240906-aaql9swbmg
Target ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118
SHA256 34c53ca48436162aa4fcffcd516ac8a096eeacfae7703f3c1b512a600a7e9136
Tags
cybergate vítima discovery stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

34c53ca48436162aa4fcffcd516ac8a096eeacfae7703f3c1b512a600a7e9136

Threat Level: Known bad

The file ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

cybergate vítima discovery stealer trojan

CyberGate, Rebhip

Loads dropped DLL

Executes dropped EXE

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-06 00:00

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-06 00:00

Reported

2024-09-06 00:03

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7AED.tmp N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\7AED.tmp N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2880 set thread context of 1696 N/A C:\Users\Admin\AppData\Local\Temp\7AED.tmp C:\Users\Admin\AppData\Local\Temp\7AED.tmp

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\7AED.tmp

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7AED.tmp N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\7AED.tmp

C:\Users\Admin\AppData\Local\Temp\7AED.tmp

C:\Users\Admin\AppData\Local\Temp\7AED.tmp

"C:\Users\Admin\AppData\Local\Temp\7AED.tmp"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1696 -ip 1696

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 188

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1080-0-0x0000000000400000-0x000000000046F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\7AED.tmp

MD5 1e6f5f4c728275d50f8054a1594e1b9a
SHA1 0f725131651633dde3f5fccf1c061a153c98f7a0
SHA256 d423b4fc200fe5d97276e332e3fb3ea13b38a727ea20b3fb434e3a7258069a78
SHA512 aa39535c82518cdb42cb0c2903a3c318e4cfb3eec53989d6034e21ecc9b06f49b27d215983389889f581c2cd809ac7107f1b7d359c9f16c8bbb8d76c185d6a8f

memory/1696-8-0x0000000000400000-0x0000000000450000-memory.dmp

memory/1080-9-0x0000000000400000-0x000000000046F000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-06 00:00

Reported

2024-09-06 00:03

Platform

win7-20240729-en

Max time kernel

140s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe"

Signatures

CyberGate, Rebhip

trojan stealer cybergate

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1376 set thread context of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\E502.tmp

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\E502.tmp N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\E502.tmp N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1384 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1384 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1384 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1384 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 1376 wrote to memory of 2116 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Users\Admin\AppData\Local\Temp\E502.tmp
PID 2116 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Windows\SysWOW64\WerFault.exe
PID 2116 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Windows\SysWOW64\WerFault.exe
PID 2116 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Windows\SysWOW64\WerFault.exe
PID 2116 wrote to memory of 1732 N/A C:\Users\Admin\AppData\Local\Temp\E502.tmp C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ce33866944eeda1ad36b78d9939ae3bb_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\E502.tmp

C:\Users\Admin\AppData\Local\Temp\E502.tmp

C:\Users\Admin\AppData\Local\Temp\E502.tmp

"C:\Users\Admin\AppData\Local\Temp\E502.tmp"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 120

Network

N/A

Files

memory/1384-0-0x0000000000400000-0x000000000046F000-memory.dmp

\Users\Admin\AppData\Local\Temp\E502.tmp

MD5 1e6f5f4c728275d50f8054a1594e1b9a
SHA1 0f725131651633dde3f5fccf1c061a153c98f7a0
SHA256 d423b4fc200fe5d97276e332e3fb3ea13b38a727ea20b3fb434e3a7258069a78
SHA512 aa39535c82518cdb42cb0c2903a3c318e4cfb3eec53989d6034e21ecc9b06f49b27d215983389889f581c2cd809ac7107f1b7d359c9f16c8bbb8d76c185d6a8f

memory/2116-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2116-16-0x0000000000400000-0x0000000000450000-memory.dmp

memory/1384-21-0x0000000000400000-0x000000000046F000-memory.dmp

memory/1384-23-0x0000000000400000-0x000000000046F000-memory.dmp