Malware Analysis Report

2025-03-15 07:46

Sample ID 240204-qcbtwscdhl
Target 8f38c7fea478d2005453d4c271c3393f
SHA256 903d5a14cff6031c29be5e4e4273afc59348601a94fc5a99caeefddf2ac34cbc
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

903d5a14cff6031c29be5e4e4273afc59348601a94fc5a99caeefddf2ac34cbc

Threat Level: Known bad

The file 8f38c7fea478d2005453d4c271c3393f 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 behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-04 13:06

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

2024-02-04 13:06

Reported

2024-02-04 13:09

Platform

win7-20231215-en

Max time kernel

122s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.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
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\8f38c7fea478d2005453d4c271c3393f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

"C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe"

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

Network

Country Destination Domain Proto
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 172.67.194.101:80 yxeepsek.net tcp

Files

memory/2784-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2784-1-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2784-3-0x0000000001B20000-0x0000000001C53000-memory.dmp

\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

MD5 01d6b3174ff9c8255ceb29efc8bd6ed4
SHA1 dab597edfec1c8189c7ef627a277af16bea7954a
SHA256 2aa0fe3a14bdbe76e6f1b86b6045db06e0ec069acab3e0570b37ac4efc04fcb4
SHA512 da0c67d08020f5df8f5a7214e5bea0f48661f21563bcdd2c3d79e091e92f338e4ea49a26eff54a5c3bb3613fa1d586591be6c245e322f4c3f95d0251f4944675

memory/2784-14-0x0000000003DD0000-0x00000000042BF000-memory.dmp

memory/2784-15-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2836-17-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2836-19-0x0000000001B20000-0x0000000001C53000-memory.dmp

memory/2836-16-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

MD5 3e88291824226818b00eed7ed47c5869
SHA1 9df1c3cd2a337d2abe646cddcc6d6c65d5e16afe
SHA256 2ccafc5ec598365885a65142bcc70dbd038dd52425a2ade7f889cbe3c80f4ee9
SHA512 e9aa13ad6dfca2202cf0b5824991008fab4a6795b138a85265ec2d003d8cf8f256e95763585409628ea790f699ac99c40a0afee7f744b887be15f6b11100bffd

memory/2836-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2836-24-0x0000000003410000-0x000000000363A000-memory.dmp

memory/2836-31-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-04 13:06

Reported

2024-02-04 13:09

Platform

win10v2004-20231215-en

Max time kernel

92s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

"C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe"

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.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 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp

Files

memory/436-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/436-1-0x0000000001D40000-0x0000000001E73000-memory.dmp

memory/436-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\8f38c7fea478d2005453d4c271c3393f.exe

MD5 ed5635a853683923839c336eb0b12a0a
SHA1 9c5ac315a2b37c805064855ebf42c6314c9df73e
SHA256 90cbb40a26a01c66ce3d596a6c96b62e1c63e7f11f47108159aa25fdf3df85aa
SHA512 e317b071ce7819626cdc23f1131ae5b764f3dc4d59c8bd813bec27c472c583fa090c55a0a329d430fdbe659fdf51f30b38b4e864500c97831c96256478533249

memory/436-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1972-14-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1972-13-0x0000000001CC0000-0x0000000001DF3000-memory.dmp

memory/1972-16-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1972-20-0x0000000000400000-0x000000000061D000-memory.dmp

memory/1972-22-0x00000000055C0000-0x00000000057EA000-memory.dmp

memory/1972-28-0x0000000000400000-0x00000000008EF000-memory.dmp