Malware Analysis Report

2025-01-23 13:32

Sample ID 241223-zj49fs1jfw
Target JaffaCakes118_dcaac583703acfffa76f7741f1e6f8b55d6d773941406151c4233786ff1f54df
SHA256 dcaac583703acfffa76f7741f1e6f8b55d6d773941406151c4233786ff1f54df
Tags
trickbot ono82 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

dcaac583703acfffa76f7741f1e6f8b55d6d773941406151c4233786ff1f54df

Threat Level: Known bad

The file JaffaCakes118_dcaac583703acfffa76f7741f1e6f8b55d6d773941406151c4233786ff1f54df was found to be: Known bad.

Malicious Activity Summary

trickbot ono82 banker discovery packer trojan

Trickbot

Trickbot family

Templ.dll packer

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-23 20:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-23 20:45

Reported

2024-12-23 20:48

Platform

win7-20241010-en

Max time kernel

147s

Max time network

153s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

Signatures

Trickbot

trojan banker trickbot

Trickbot family

trickbot

Templ.dll packer

packer
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
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\regsvr32.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\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.exe

Network

Country Destination Domain Proto
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.118:443 tcp
DE 45.89.127.119:443 tcp
DE 45.89.127.119:443 tcp

Files

memory/1356-4-0x0000000000360000-0x0000000000397000-memory.dmp

memory/1356-5-0x0000000000560000-0x0000000000597000-memory.dmp

memory/1356-8-0x00000000005A0000-0x00000000005D6000-memory.dmp

memory/1356-0-0x00000000003A0000-0x00000000003D9000-memory.dmp

memory/1356-11-0x0000000000A00000-0x0000000000A41000-memory.dmp

memory/1356-12-0x0000000000A00000-0x0000000000A41000-memory.dmp

memory/1356-13-0x00000000001F0000-0x00000000001F3000-memory.dmp

memory/2816-15-0x0000000000060000-0x0000000000087000-memory.dmp

memory/2816-14-0x00000000000A0000-0x00000000000A1000-memory.dmp

memory/1356-16-0x0000000000A00000-0x0000000000A41000-memory.dmp

memory/2816-17-0x0000000000060000-0x0000000000087000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-23 20:45

Reported

2024-12-23 20:48

Platform

win10v2004-20241007-en

Max time kernel

129s

Max time network

148s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

Signatures

Trickbot

trojan banker trickbot

Trickbot family

trickbot

Templ.dll packer

packer
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
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\regsvr32.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 5072 wrote to memory of 1112 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 5072 wrote to memory of 1112 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 5072 wrote to memory of 1112 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1112 wrote to memory of 1272 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1112 wrote to memory of 1272 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1112 wrote to memory of 1272 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe
PID 1112 wrote to memory of 1272 N/A C:\Windows\SysWOW64\regsvr32.exe C:\Windows\system32\wermgr.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\e02ce2fd3f6b85b8375e889bfdbbe2684c8855260f24a46880169a629b373bc4.dll

C:\Windows\system32\wermgr.exe

C:\Windows\system32\wermgr.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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
US 8.8.8.8:53 123.2.99.185.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
BA 185.99.2.123:443 tcp
DE 45.89.127.119:443 45.89.127.119 tcp
DE 62.108.35.36:443 tcp
US 8.8.8.8:53 119.127.89.45.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
NL 131.153.22.145:443 131.153.22.145 tcp
GB 51.77.112.255:443 tcp
US 8.8.8.8:53 145.22.153.131.in-addr.arpa udp
DE 62.108.35.29:443 tcp

Files

memory/1112-4-0x0000000001200000-0x0000000001237000-memory.dmp

memory/1112-7-0x0000000002B10000-0x0000000002B46000-memory.dmp

memory/1112-0-0x00000000011C0000-0x00000000011F9000-memory.dmp

memory/1112-10-0x0000000001180000-0x00000000011B7000-memory.dmp

memory/1112-11-0x0000000002B60000-0x0000000002BA1000-memory.dmp

memory/1112-12-0x0000000002B60000-0x0000000002BA1000-memory.dmp

memory/1112-14-0x0000000002C40000-0x0000000002C43000-memory.dmp

memory/1112-13-0x0000000002C60000-0x0000000002C61000-memory.dmp

memory/1272-15-0x0000019A35000000-0x0000019A35027000-memory.dmp

memory/1272-16-0x0000019A352A0000-0x0000019A352A1000-memory.dmp

memory/1112-17-0x0000000002B60000-0x0000000002BA1000-memory.dmp

memory/1272-18-0x0000019A35000000-0x0000019A35027000-memory.dmp