Malware Analysis Report

2025-03-15 07:46

Sample ID 240202-s1wv3sbfgq
Target 89e3c2f8356295b60460eff9511785df
SHA256 71610eaec0ee95d261d3442df7c6ef81b37f8b53227066b9367954ff3970f9ef
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

71610eaec0ee95d261d3442df7c6ef81b37f8b53227066b9367954ff3970f9ef

Threat Level: Known bad

The file 89e3c2f8356295b60460eff9511785df was found to be: Known bad.

Malicious Activity Summary

upx isfb gozi

Gozi family

Deletes itself

Executes dropped EXE

Loads dropped DLL

UPX packed file

Unsigned PE

Suspicious use of UnmapMainImage

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-02 15:36

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

2024-02-02 15:36

Reported

2024-02-02 15:38

Platform

win7-20231215-en

Max time kernel

122s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.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\89e3c2f8356295b60460eff9511785df.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

"C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe"

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.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 104.21.20.204:80 yxeepsek.net tcp

Files

memory/2052-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2052-2-0x0000000000250000-0x0000000000381000-memory.dmp

memory/2052-1-0x0000000000400000-0x0000000000622000-memory.dmp

\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

MD5 3d3124fec644b4babc51779eb364ce8f
SHA1 f3cfecb8d7851048a9af1cf0752c4841c3fdb0d3
SHA256 cfb1802ecc1f152a4f9c1e99620cd473a697bcdf7620ca67d03b126c9167a9a5
SHA512 b32eb7489a3512f48bc194814571465bd4107e7974bf0831b4dbea2eeca447be36364500c1a44aa702f3243846853b92bf75862197177dd094a5c92b3548592c

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

MD5 3db99796adbc1e421650983d09585bdd
SHA1 1358ea824700e597cb481731a00380ff128156f7
SHA256 fc67280e9359c0b237ec8ba82db67f215dd6b04cfcb7fe48bf18fe33e47dfb55
SHA512 7228001068da3fbf7b8baaa62b1d58dd9f98cc1beca2b4ddbc8400965406fe5e779bfe267fd42e86d63cabbb0f53db5c5601a84c9725012743bfd5d7cd80d7a0

memory/2052-13-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1672-16-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2052-14-0x0000000003D70000-0x0000000004257000-memory.dmp

memory/1672-18-0x00000000002B0000-0x00000000003E1000-memory.dmp

memory/1672-17-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1672-25-0x0000000003520000-0x0000000003742000-memory.dmp

memory/1672-23-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2052-31-0x0000000003D70000-0x0000000004257000-memory.dmp

memory/1672-32-0x0000000000400000-0x00000000008E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-02 15:36

Reported

2024-02-02 15:38

Platform

win10v2004-20231215-en

Max time kernel

139s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.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\89e3c2f8356295b60460eff9511785df.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

"C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe"

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 178.178.17.96.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 104.21.20.204:80 yxeepsek.net tcp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 206.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp

Files

memory/1628-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1628-1-0x00000000018F0000-0x0000000001A21000-memory.dmp

memory/1628-2-0x0000000000400000-0x0000000000622000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\89e3c2f8356295b60460eff9511785df.exe

MD5 66169098b67a0b7af06abe4f9e7fba5a
SHA1 286d8f2ac94926b8a22eda98bc74b5b4adbf771f
SHA256 90c4732e7b30b3678b395e2b6779f3efda8af59389a5050449716a78805bf63b
SHA512 3d66f7e43f4dae501457803e8b74993d553396ff9f98de4168c952667194e0cfbe0db405005eece8f4af8bc21fa3667632a1be5668618af3ed285486da687363

memory/1628-12-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2288-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2288-15-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2288-14-0x0000000001C60000-0x0000000001D91000-memory.dmp

memory/2288-20-0x0000000005550000-0x0000000005772000-memory.dmp

memory/2288-21-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2288-28-0x0000000000400000-0x00000000008E7000-memory.dmp