Malware Analysis Report

2025-03-15 07:46

Sample ID 240203-ljerxaebg9
Target 8bfe194672fdba1eade987f40014f232
SHA256 a4c6df043f502f85bee9a0b17bddb21980305bb3db8a5cf9944315b85fcf4b77
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

a4c6df043f502f85bee9a0b17bddb21980305bb3db8a5cf9944315b85fcf4b77

Threat Level: Known bad

The file 8bfe194672fdba1eade987f40014f232 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

Executes dropped EXE

Deletes itself

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

2024-02-03 09:33

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

2024-02-03 09:33

Reported

2024-02-03 09:36

Platform

win7-20231215-en

Max time kernel

119s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.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
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\8bfe194672fdba1eade987f40014f232.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

"C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe"

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.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/2444-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2444-1-0x0000000000260000-0x0000000000393000-memory.dmp

memory/2444-2-0x0000000000400000-0x000000000062A000-memory.dmp

\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

MD5 0226b4fc0a8277c0d9bce1e14e6975ce
SHA1 76985f8aa79b8408f959132b771b019117be8d1b
SHA256 a99f6886a5cc5def5d3eb348ba24ccaddda4f9f8514da8a2702e605f4cd61e6a
SHA512 6b6981f462661083bf914ff451e9f0f989fc2f978836dc41a59b5296d2f75c83a44eee372f73d5680917d21b364459ec08ff907040836144a522f7da3d64ac7b

memory/2444-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2444-15-0x00000000038D0000-0x0000000003DBF000-memory.dmp

memory/2792-17-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2792-18-0x0000000001B20000-0x0000000001C53000-memory.dmp

memory/2792-16-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2792-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2792-24-0x0000000003410000-0x000000000363A000-memory.dmp

memory/2792-31-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-03 09:33

Reported

2024-02-03 09:36

Platform

win10v2004-20231222-en

Max time kernel

92s

Max time network

113s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.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\8bfe194672fdba1eade987f40014f232.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

"C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe"

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 yxeepsek.net udp
US 172.67.194.101:80 yxeepsek.net tcp
US 8.8.8.8:53 101.194.67.172.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 20.231.121.79:80 tcp
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 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/3208-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3208-1-0x0000000001E10000-0x0000000001F43000-memory.dmp

memory/3208-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\8bfe194672fdba1eade987f40014f232.exe

MD5 425f208d0709e9024095697a00c10e6d
SHA1 5881b776108cf9a5ef1f50f442aed8d88a8866e8
SHA256 fd67a5c8079f36a7fa6f75daf2d828418f24af54f2e8052f59eee0e5e0f80aae
SHA512 bb4578f4b618e7e32ec842621aee942ed56c15daa855b6321d6e772e807f264d3464c05dd7a8f83425d658257f1b8db080846e0552d88ac4d92dae3b7212dcf3

memory/3208-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1964-14-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1964-15-0x0000000001DB0000-0x0000000001EE3000-memory.dmp

memory/1964-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1964-21-0x0000000000400000-0x000000000061D000-memory.dmp

memory/1964-20-0x00000000056B0000-0x00000000058DA000-memory.dmp

memory/1964-28-0x0000000000400000-0x00000000008EF000-memory.dmp