Malware Analysis Report

2025-01-22 18:57

Sample ID 240318-lt8gzadg83
Target d33275dc6c004d89ee576cd9b99a7669
SHA256 eeb959d3aee93a8c870d7dd0dbd9724528828f61b82617e0766e8bb2edae4b2a
Tags
upx gozi banker isfb trojan
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

eeb959d3aee93a8c870d7dd0dbd9724528828f61b82617e0766e8bb2edae4b2a

Threat Level: Known bad

The file d33275dc6c004d89ee576cd9b99a7669 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

Deletes itself

Executes dropped EXE

Loads dropped DLL

UPX packed file

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-18 09:50

Signatures

UPX packed file

upx
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

2024-03-18 09:50

Reported

2024-03-18 09:53

Platform

win7-20240221-en

Max time kernel

122s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

UPX packed file

upx
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 behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

"C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe"

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 zipansion.com udp
US 104.21.73.114:80 zipansion.com tcp
US 8.8.8.8:53 yxeepsek.net udp
US 172.67.194.101:80 yxeepsek.net tcp

Files

memory/1456-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1456-1-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1456-2-0x00000000018F0000-0x0000000001A23000-memory.dmp

\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

MD5 125c4ae2c8fd231ec66cf9118aaa3166
SHA1 c304a2a19945a8922ab76c47bd537cf6e17ffd4b
SHA256 b390d75b3188eb84b72c954fb46500817ef4fc6fb07e88a1ce07b17d119db7d0
SHA512 6a96cd73c991244e10906271e14ec9ef169a1afe3c16d997fa93382f1da2a36fc9b6b40ecf499ff8aea028f1a896d9114f6ab4e2dc9438ac9ee5eff673e6c44d

memory/1456-14-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1456-15-0x0000000003F30000-0x000000000441F000-memory.dmp

memory/2484-17-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2484-19-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2484-16-0x0000000001B20000-0x0000000001C53000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

MD5 18636558a0848530196f6b5849b9d565
SHA1 e3334999850366537dc55ae99cf09766d4b9cbe5
SHA256 7cadaee7453f738451d7d60ec435531fbb5fd18d22dc63b600a80e34b8296a12
SHA512 1f035c09d43f5389cfb823586f3c205925d52c2d60e3bd84b85b5e9d3264a5aae26911e5df17933cf154b964e01ca5617f9d67d04cba5072e053e4ef9555623d

memory/2484-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2484-25-0x0000000003410000-0x000000000363A000-memory.dmp

memory/2484-31-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-18 09:50

Reported

2024-03-18 09:53

Platform

win10v2004-20240226-en

Max time kernel

91s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

UPX packed file

upx
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 behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

"C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe"

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 zipansion.com udp
US 172.67.144.180:80 zipansion.com tcp
US 8.8.8.8:53 yxeepsek.net udp
US 104.21.20.204:80 yxeepsek.net tcp
US 8.8.8.8:53 188.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 180.144.67.172.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 185.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/3860-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3860-1-0x0000000001D00000-0x0000000001E33000-memory.dmp

memory/3860-2-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3860-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/444-13-0x0000000000400000-0x00000000008EF000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\d33275dc6c004d89ee576cd9b99a7669.exe

MD5 47156352a333adb43acbe24fa50f85a2
SHA1 28d4ddc71746ae213a9acfe0ccc7b1e90aa59e61
SHA256 336fa0fa84ec3208c5426db563072861f954faec800b3bc1bf36b6e7becb8d81
SHA512 57f4835eec1ad165700c2f953acd9fa73f3a8d108b3251b433c0af2b15ea5f80fd41518af1db2000edc49c0230fff576c0c48b593a9053c170211075775af00a

memory/444-15-0x0000000001DF0000-0x0000000001F23000-memory.dmp

memory/444-14-0x0000000000400000-0x000000000062A000-memory.dmp

memory/444-20-0x00000000056F0000-0x000000000591A000-memory.dmp

memory/444-21-0x0000000000400000-0x000000000061D000-memory.dmp

memory/444-28-0x0000000000400000-0x00000000008EF000-memory.dmp