Malware Analysis Report

2025-03-15 07:44

Sample ID 240215-ybkpeafd65
Target 9e647566a4ebf63ec43002e4644c393a
SHA256 bcba33e8903073d625cfb027b6070d2940b2fc93851dbf2a1bcb1faed7f5b436
Tags
upx isfb gozi
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

bcba33e8903073d625cfb027b6070d2940b2fc93851dbf2a1bcb1faed7f5b436

Threat Level: Known bad

The file 9e647566a4ebf63ec43002e4644c393a was found to be: Known bad.

Malicious Activity Summary

upx isfb gozi

Gozi family

Executes dropped EXE

Loads dropped DLL

UPX packed file

Deletes itself

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-15 19:36

Signatures

Gozi family

gozi

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

2024-02-15 19:36

Reported

2024-02-15 19:39

Platform

win7-20231215-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.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\9e647566a4ebf63ec43002e4644c393a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

"C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe"

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.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/1252-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1252-1-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1252-2-0x0000000000250000-0x0000000000383000-memory.dmp

\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

MD5 cc45b102b758678677823e5d143b5ae6
SHA1 182cbbebed1c557a7536a6b7f513d3592cd86106
SHA256 043f86fe989c0acee27a3014c2a2b15daa1639571d8bf7aca432ba12ec096b99
SHA512 d3f99fd1d7198f1cfb4b98a6e2ef1d0c22f791e34a7da57b20db8dfeb35dbd1da8162d8de51c6cb558a6b4f83cc8072203f1c75f0a8927a80221a1757ff8f814

memory/1252-14-0x0000000003EA0000-0x000000000438F000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

MD5 7b9ecbc117dc31941473c4a2686a187d
SHA1 9012d67e043726912b4797f6029b35456a172251
SHA256 2c571e3363be7f7092dd9d44e01f548f710821fadecd9fdee4ea2aa58c11ba65
SHA512 c430b6f24108ee9bfb6319ba7e77438e8c275d8177cd8a8cbb0e5ccc9e2dff50dc5678a808cbd8a2578c323122ed8340055ffcfc1c476d838981410ae130abe3

memory/1252-13-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2476-16-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2476-18-0x0000000000130000-0x0000000000263000-memory.dmp

memory/2476-17-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2476-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2476-24-0x0000000003410000-0x000000000363A000-memory.dmp

memory/2476-31-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-15 19:36

Reported

2024-02-15 19:39

Platform

win10v2004-20231215-en

Max time kernel

137s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.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\9e647566a4ebf63ec43002e4644c393a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

"C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe"

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 175.178.17.96.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 172.67.194.101:80 yxeepsek.net tcp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 101.194.67.172.in-addr.arpa udp
US 8.8.8.8:53 147.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 168.117.168.52.in-addr.arpa udp

Files

memory/4512-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/4512-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/4512-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9e647566a4ebf63ec43002e4644c393a.exe

MD5 1893aea2443034cacc9254edd0a6192e
SHA1 7abd748b02989beed1379e87fd24d6e83858d57a
SHA256 8771ad270fd366b92c9215fd42417921b4bfbc991c4dbfc227b0df11e6418fc7
SHA512 1011ec42ad473efbc45474eb223c218cec184c338b4d063c80fab143c65ef291e2c2e4c98970110c9b581ab94311dd8a8af90de59fec6051fb19318f5f313e5b

memory/4512-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1092-13-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1092-14-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/1092-15-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1092-20-0x00000000055E0000-0x000000000580A000-memory.dmp

memory/1092-21-0x0000000000400000-0x000000000061D000-memory.dmp

memory/1092-28-0x0000000000400000-0x00000000008EF000-memory.dmp