Malware Analysis Report

2025-03-15 07:45

Sample ID 240214-c5e55agb56
Target 9a8b226319ec0df2e90a59f46adb8e1a
SHA256 b9c65a136658a45ab53c93521c2a447c4aad3df43e0415e57189b22c7bcfef32
Tags
gozi banker isfb trojan upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b9c65a136658a45ab53c93521c2a447c4aad3df43e0415e57189b22c7bcfef32

Threat Level: Known bad

The file 9a8b226319ec0df2e90a59f46adb8e1a was found to be: Known bad.

Malicious Activity Summary

gozi banker isfb trojan upx

Gozi

Loads dropped DLL

Executes dropped EXE

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

2024-02-14 02:39

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: behavioral2

Detonation Overview

Submitted

2024-02-14 02:39

Reported

2024-02-14 02:41

Platform

win10v2004-20231222-en

Max time kernel

91s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.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\9a8b226319ec0df2e90a59f46adb8e1a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

"C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe"

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.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 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 yxeepsek.net udp
US 172.67.194.101:80 yxeepsek.net tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 114.73.21.104.in-addr.arpa udp
US 8.8.8.8:53 101.194.67.172.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp

Files

memory/2284-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2284-1-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2284-3-0x0000000001D00000-0x0000000001E31000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

MD5 ff06b17d7b0d6d78bef71d64a28f498c
SHA1 86eb85678463b228c407e97d93fcbc520da999d6
SHA256 ee82dff2b6481ff4dc8be0327e042668615888f716bdc9f6c05857a63118b9c6
SHA512 8e48f1a385cf0dc210c35c8fbbb13bcc45dcfe02ce5a7b09789d0e50f99a43d2c721887989f5b8e49640989cdd6c4d5b32f16160202715f06c77ef1c865c3da9

memory/2284-12-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2096-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2096-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2096-15-0x0000000001D00000-0x0000000001E31000-memory.dmp

memory/2096-20-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2096-22-0x00000000055F0000-0x0000000005812000-memory.dmp

memory/2096-28-0x0000000000400000-0x00000000008E7000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-14 02:39

Reported

2024-02-14 02:41

Platform

win7-20231215-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.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\9a8b226319ec0df2e90a59f46adb8e1a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

"C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe"

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

C:\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.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/1776-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1776-1-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1776-2-0x0000000000130000-0x0000000000261000-memory.dmp

\Users\Admin\AppData\Local\Temp\9a8b226319ec0df2e90a59f46adb8e1a.exe

MD5 9852cbb5a116e34563dfb8a3a40574e9
SHA1 def874dafd680ce89c53612f37ec5f4bd08b962a
SHA256 64602e24ee5c61820eb26f200a1dc4ac0095ca5415a53799b290a5721c8e5ce4
SHA512 934a0c5d708da0898b19f75e7756c64d6b63763ec6b1671c7e2f3705fcd2f5001b9375bbe8850a86b24f86d6476deb046d32f4e2a1e00464e4e3c007c4dc5ead

memory/1776-14-0x0000000003760000-0x0000000003C47000-memory.dmp

memory/2448-16-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1776-13-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2448-18-0x0000000000260000-0x0000000000391000-memory.dmp

memory/2448-17-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2448-23-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2448-25-0x00000000034D0000-0x00000000036F2000-memory.dmp

memory/2448-31-0x0000000000400000-0x00000000008E7000-memory.dmp