Malware Analysis Report

2025-01-22 18:57

Sample ID 240317-yqg7tsfc3t
Target d1be468381433e36ece41757e2dd1c5f
SHA256 a526ee49afc8c88d6bf9b824dde6c5a549ded89187e8d776992d18a908b04b3e
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

a526ee49afc8c88d6bf9b824dde6c5a549ded89187e8d776992d18a908b04b3e

Threat Level: Known bad

The file d1be468381433e36ece41757e2dd1c5f was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

Deletes itself

UPX packed file

Executes dropped EXE

Loads dropped DLL

Unsigned PE

Suspicious use of UnmapMainImage

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-17 19:59

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

2024-03-17 19:59

Reported

2024-03-17 20:01

Platform

win7-20240221-en

Max time kernel

119s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.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\d1be468381433e36ece41757e2dd1c5f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

"C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe"

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.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/2696-1-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2696-0-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2696-3-0x00000000002B0000-0x00000000003E1000-memory.dmp

\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

MD5 aac03837e994541e47b7d56c2c9f7291
SHA1 26fc35789f20404c16c3a521ef3d5b4878cb9a1b
SHA256 f232d1ed71ee9ddfd73feb51bc6d165dcd595123ad3f5d1710e160f3f59d4106
SHA512 385654714db849946b2c03fb1bebb5f2064a3e502103398023520bb9d749d5cb0e2ec0b54dcf2d08dba11995a4b1a77857043779afb8c227dc89c90412128f27

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

MD5 453607c3cc9b2320ec44cd56fe8338f8
SHA1 1030070a99a93f9cfecfc950c67ae01009338bbe
SHA256 c3210abec93dafa13a78b9003ae3143b23a124058455a47c22333724b1e37920
SHA512 9dd15bab6d14fefbdf87651003e5e58423c14fc40fd97a861570c47c9cfb63adcae0fc9afd8d41f6e178f8eec1208079ddb650a8728f8b35f62514391bd5fa49

memory/2696-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2696-15-0x0000000003620000-0x0000000003B07000-memory.dmp

memory/1756-16-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1756-18-0x0000000000230000-0x0000000000361000-memory.dmp

memory/1756-17-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1756-23-0x0000000000400000-0x0000000000616000-memory.dmp

memory/1756-26-0x00000000034A0000-0x00000000036C2000-memory.dmp

memory/2696-31-0x0000000003620000-0x0000000003B07000-memory.dmp

memory/1756-32-0x0000000000400000-0x00000000008E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-17 19:59

Reported

2024-03-17 20:01

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.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\d1be468381433e36ece41757e2dd1c5f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

"C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe"

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 198.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
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 104.21.20.204:80 yxeepsek.net tcp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.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 8.8.8.8:53 130.211.222.173.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 13.173.189.20.in-addr.arpa udp

Files

memory/3264-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/3264-1-0x0000000001D80000-0x0000000001EB1000-memory.dmp

memory/3264-2-0x0000000000400000-0x0000000000622000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\d1be468381433e36ece41757e2dd1c5f.exe

MD5 582c13bd4a3ab4f9f36c7bf5dfd06ac5
SHA1 4dd10bfa499490e65a98b8de5cf33db2d0592946
SHA256 f8dcd06f09188fc49c1796d29fe0ab2848eb41e4a675697a6d64c7098302eeba
SHA512 4e90b499488e179e9e68ce858210f980891e1da04a312fb2d0d5dd49a19935745c466cb0e2faa802b4ab9e4210489fbbc62c3314eea122783af3ef76e482e227

memory/3264-12-0x0000000000400000-0x0000000000622000-memory.dmp

memory/4948-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/4948-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/4948-15-0x0000000001CA0000-0x0000000001DD1000-memory.dmp

memory/4948-20-0x0000000005590000-0x00000000057B2000-memory.dmp

memory/4948-21-0x0000000000400000-0x0000000000616000-memory.dmp

memory/4948-28-0x0000000000400000-0x00000000008E7000-memory.dmp