Malware Analysis Report

2025-06-16 04:53

Sample ID 220613-maydbsbgc2
Target x610E.tmp.dll
SHA256 dd44995c4e6440c80669b0b16a53c2956b0675c9bb015a9e8037d8f487e604cf
Tags
gozi_ifsb 7634 banker trojan suricata
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

dd44995c4e6440c80669b0b16a53c2956b0675c9bb015a9e8037d8f487e604cf

Threat Level: Known bad

The file x610E.tmp.dll was found to be: Known bad.

Malicious Activity Summary

gozi_ifsb 7634 banker trojan suricata

suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

Gozi, Gozi IFSB

Blocklisted process makes network request

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-06-13 10:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-06-13 10:16

Reported

2022-06-13 10:18

Platform

win7-20220414-en

Max time kernel

133s

Max time network

43s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

Signatures

Gozi, Gozi IFSB

banker trojan gozi_ifsb

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

Network

N/A

Files

memory/912-54-0x0000000000000000-mapping.dmp

memory/912-55-0x00000000764C1000-0x00000000764C3000-memory.dmp

memory/912-56-0x0000000000330000-0x00000000003AB000-memory.dmp

memory/912-57-0x0000000000330000-0x00000000003AB000-memory.dmp

memory/912-59-0x0000000000200000-0x0000000000206000-memory.dmp

memory/912-60-0x0000000000280000-0x000000000028D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-06-13 10:16

Reported

2022-06-13 10:18

Platform

win10v2004-20220414-en

Max time kernel

149s

Max time network

152s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

Signatures

Gozi, Gozi IFSB

banker trojan gozi_ifsb

suricata: ET MALWARE Ursnif Variant CnC Beacon - URI Struct M2 (_2F)

suricata

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1092 wrote to memory of 4340 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1092 wrote to memory of 4340 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1092 wrote to memory of 4340 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\x610E.tmp.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 factorlink.top udp
RU 62.173.149.135:80 factorlink.top tcp
US 8.8.8.8:53 factorline.top udp
US 13.89.178.27:443 tcp
US 93.184.221.240:80 tcp
US 13.107.4.50:80 tcp
US 8.8.8.8:53 mediumline.co udp
US 208.91.197.91:80 mediumline.co tcp
RU 62.173.149.135:80 factorlink.top tcp
US 8.8.8.8:53 factorline.top udp

Files

memory/4340-130-0x0000000000000000-mapping.dmp

memory/4340-131-0x0000000000400000-0x000000000047B000-memory.dmp

memory/4340-133-0x0000000000B50000-0x0000000000B56000-memory.dmp

memory/4340-134-0x0000000002610000-0x000000000261D000-memory.dmp