Malware Analysis Report

2024-10-16 05:22

Sample ID 240726-ry1wkstemq
Target 74775e59d00746f145553f4159244c65_JaffaCakes118
SHA256 3a0bf36841aa0f458ef6310384e98f2c689f2a821be8bbe64ffaab1fbbb3187a
Tags
trickbot mon55 banker discovery packer 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

3a0bf36841aa0f458ef6310384e98f2c689f2a821be8bbe64ffaab1fbbb3187a

Threat Level: Known bad

The file 74775e59d00746f145553f4159244c65_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

trickbot mon55 banker discovery packer trojan

Trickbot

Templ.dll packer

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-26 14:36

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-26 14:36

Reported

2024-07-26 16:35

Platform

win7-20240704-en

Max time kernel

133s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

Signatures

Trickbot

trojan banker trickbot

Templ.dll packer

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\wermgr.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1792 wrote to memory of 1280 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1280 wrote to memory of 1276 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 1276 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 1276 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 1276 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe
PID 1280 wrote to memory of 2540 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\system32\wermgr.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
DE 45.155.173.242:443 tcp
DE 45.155.173.242:443 tcp
DE 45.155.173.242:443 tcp
DE 45.155.173.242:443 tcp
DE 45.155.173.242:443 tcp
DE 45.155.173.242:443 tcp
LV 94.140.114.136:443 tcp
HN 200.52.147.93:443 tcp
US 142.202.191.164:443 tcp
US 193.8.194.96:443 tcp

Files

memory/1280-0-0x0000000000200000-0x0000000000237000-memory.dmp

memory/1280-1-0x0000000000240000-0x0000000000281000-memory.dmp

memory/1280-2-0x0000000000240000-0x0000000000281000-memory.dmp

memory/1280-4-0x0000000010000000-0x0000000010003000-memory.dmp

memory/1280-3-0x00000000002A0000-0x00000000002A1000-memory.dmp

memory/2540-5-0x0000000000120000-0x0000000000121000-memory.dmp

memory/2540-6-0x00000000000E0000-0x0000000000107000-memory.dmp

memory/1280-7-0x0000000000240000-0x0000000000281000-memory.dmp

memory/1280-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/2540-10-0x00000000000E0000-0x0000000000107000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-26 14:36

Reported

2024-07-26 16:34

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

Signatures

Trickbot

trojan banker trickbot

Templ.dll packer

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\system32\wermgr.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\74775e59d00746f145553f4159244c65_JaffaCakes118.dll,#1

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 142.202.191.164:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.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 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
DE 45.155.173.242:443 45.155.173.242 tcp
LV 94.140.114.136:443 tcp
US 8.8.8.8:53 242.173.155.45.in-addr.arpa udp
FR 134.119.186.202:443 tcp
ID 36.94.62.207:443 tcp
RO 194.5.249.156:443 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
MD 185.163.45.138:443 tcp
US 193.8.194.96:443 tcp
US 8.8.8.8:53 96.194.8.193.in-addr.arpa udp
US 193.8.194.96:443 tcp

Files

memory/1652-0-0x0000000002DB0000-0x0000000002DE7000-memory.dmp

memory/1652-1-0x0000000002E00000-0x0000000002E41000-memory.dmp

memory/1652-2-0x0000000002E00000-0x0000000002E41000-memory.dmp

memory/1652-4-0x0000000010000000-0x0000000010003000-memory.dmp

memory/1652-3-0x0000000002EF0000-0x0000000002EF1000-memory.dmp

memory/4776-5-0x0000021269220000-0x0000021269221000-memory.dmp

memory/4776-6-0x0000021268F80000-0x0000021268FA7000-memory.dmp

memory/1652-7-0x0000000002E00000-0x0000000002E41000-memory.dmp

memory/1652-8-0x0000000010000000-0x0000000010003000-memory.dmp

memory/4776-9-0x0000021268F80000-0x0000021268FA7000-memory.dmp