Malware Analysis Report

2025-03-15 07:46

Sample ID 240213-c52n5adb62
Target 9845aadc4b99341261b15d3128740e13
SHA256 2d5ba4959f927296c0b6c6739ece5a1abcd0ee3720d8d75b7b4d37657be8b7ab
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

2d5ba4959f927296c0b6c6739ece5a1abcd0ee3720d8d75b7b4d37657be8b7ab

Threat Level: Known bad

The file 9845aadc4b99341261b15d3128740e13 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

Executes dropped EXE

Loads dropped DLL

Deletes itself

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

2024-02-13 02:40

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

2024-02-13 02:40

Reported

2024-02-13 02:48

Platform

win7-20231215-en

Max time kernel

120s

Max time network

129s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.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\9845aadc4b99341261b15d3128740e13.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

"C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe"

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.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 104.21.20.204:80 yxeepsek.net tcp

Files

memory/1916-1-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1916-0-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1916-4-0x0000000000290000-0x00000000003C1000-memory.dmp

\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

MD5 98f372574cf9b6e27a8dd3ce97b74045
SHA1 6df4f730655f7f2bb9ad93b2a0ad14f16353ea88
SHA256 ac9291662ea4c225533afb2144e16de1cb7e6acccf192016fbffe73f0d1a02c4
SHA512 5c4d016ba4861b4a209d130d9035106a86841a5a77fb8cb75aa2de1954c53b7391b43d1ef27e3ca488ffdc0baf475d8988d4faff8fd56df78e7649a1c17de30c

memory/1916-15-0x00000000035D0000-0x0000000003AB7000-memory.dmp

memory/1916-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2356-16-0x00000000002C0000-0x00000000003F1000-memory.dmp

memory/2356-18-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2356-17-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2356-24-0x0000000003530000-0x0000000003752000-memory.dmp

memory/2356-23-0x0000000000400000-0x0000000000616000-memory.dmp

memory/1916-31-0x00000000035D0000-0x0000000003AB7000-memory.dmp

memory/2356-32-0x0000000000400000-0x00000000008E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-13 02:40

Reported

2024-02-13 02:47

Platform

win10v2004-20231215-en

Max time kernel

91s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.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\9845aadc4b99341261b15d3128740e13.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

"C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe"

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.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 8.8.8.8:53 232.168.11.51.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 104.21.20.204:80 yxeepsek.net tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp

Files

memory/3420-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/3420-1-0x0000000001D50000-0x0000000001E81000-memory.dmp

memory/3420-2-0x0000000000400000-0x0000000000622000-memory.dmp

memory/3420-12-0x0000000000400000-0x0000000000622000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9845aadc4b99341261b15d3128740e13.exe

MD5 613129c4c3f58a909033513aab5e6839
SHA1 fb92155064be5718b15a65c22e9ba458a83b4738
SHA256 409d5ba67582e1d5598ad1eed9a8294922aadff3f3fc6b76630ab2ef021a617a
SHA512 143932c3dc3ad44f02661f7795c17da6033fe5c2975ef0eaa06ef003c28fd02b1c8936733513751fcd49bb0929e2e989af45eb3c8e006f927ac456c24233d854

memory/2972-16-0x0000000001CE0000-0x0000000001E11000-memory.dmp

memory/2972-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2972-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2972-20-0x00000000055D0000-0x00000000057F2000-memory.dmp

memory/2972-21-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2972-28-0x0000000000400000-0x00000000008E7000-memory.dmp