Malware Analysis Report

2025-04-13 20:41

Sample ID 240704-alwbwsvhqe
Target 23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118
SHA256 8da2d6db255bb6e6202c5ea9dc4571fbfb1c296babe19e6d449a6284f09bd811
Tags
themida modiloader evasion trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8da2d6db255bb6e6202c5ea9dc4571fbfb1c296babe19e6d449a6284f09bd811

Threat Level: Known bad

The file 23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

themida modiloader evasion trojan

ModiLoader, DBatLoader

ModiLoader Second Stage

Themida packer

Identifies Wine through registry keys

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-04 00:18

Signatures

Themida packer

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-04 00:18

Reported

2024-07-04 00:21

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

C:\Windows\Explorer.EXE

Signatures

ModiLoader, DBatLoader

trojan modiloader

ModiLoader Second Stage

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

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe N/A

Themida packer

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

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 1688 wrote to memory of 2796 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE
PID 2796 wrote to memory of 1208 N/A C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe

Network

N/A

Files

memory/1688-0-0x0000000010000000-0x0000000010156000-memory.dmp

memory/1688-1-0x0000000010001000-0x0000000010002000-memory.dmp

memory/2796-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2796-5-0x0000000000400000-0x000000000040C000-memory.dmp

memory/1688-13-0x0000000010000000-0x0000000010156000-memory.dmp

memory/1208-10-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

memory/1688-9-0x0000000010000000-0x0000000010156000-memory.dmp

memory/2796-7-0x0000000000400000-0x000000000040C000-memory.dmp

memory/2796-2-0x0000000000400000-0x000000000040C000-memory.dmp

memory/1208-17-0x000000007EFC0000-0x000000007EFC6000-memory.dmp

memory/2796-29-0x0000000000240000-0x0000000000252000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-04 00:18

Reported

2024-07-04 00:21

Platform

win10v2004-20240611-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe"

Signatures

Identifies Wine through registry keys

evasion
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Software\Wine C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe N/A

Themida packer

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

Processes

C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\23fb51ef1ca6dcc5c90dc41ddca78996_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2580-0-0x0000000010000000-0x0000000010156000-memory.dmp

memory/2580-1-0x0000000010000000-0x0000000010156000-memory.dmp