Malware Analysis Report

2025-01-22 18:50

Sample ID 240315-c4f12aee3w
Target ca4491ed032a7df2665c07d9c7e7a2d9
SHA256 32a433ba14858612ee1e7af7928dc8a91c9df856c5d4bd07d4c956fda440780c
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

32a433ba14858612ee1e7af7928dc8a91c9df856c5d4bd07d4c956fda440780c

Threat Level: Known bad

The file ca4491ed032a7df2665c07d9c7e7a2d9 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

UPX packed file

Loads dropped DLL

Deletes itself

Executes dropped EXE

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-15 02:37

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

2024-03-15 02:37

Reported

2024-03-15 02:40

Platform

win7-20240221-en

Max time kernel

120s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.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\ca4491ed032a7df2665c07d9c7e7a2d9.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

"C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe"

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.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/2292-2-0x0000000001B10000-0x0000000001C41000-memory.dmp

memory/2292-1-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2292-0-0x0000000000400000-0x00000000008E7000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

MD5 c2f331880024e50c674cded9449c36cb
SHA1 0484e5ca42ff51de917c39eaf143ce91ee99f6a3
SHA256 e28d759f7f897ce98c8021c70323f591ff21d5009a5fb064020179282bfeb321
SHA512 ab113a3ec8b086a15c4bdce6135db4d6c04d9ed42e59f8d1c0747af071f9b1d5a6d1e69a540f63fc0af99ba300c16b0c2a846218ad6c1d165aee6086f9414176

memory/2292-13-0x0000000000400000-0x0000000000622000-memory.dmp

\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

MD5 432e8129c2e33bc7e7f30c0ce1e576a5
SHA1 02a95bf8dc3b0187329ee90cabca5369fad02f01
SHA256 ed6fce36754f54c2633c2afb066f47327d138aa1056ea893aa76452e0221fb04
SHA512 7bc8146afd15fbf2970226ff1fa6975e14b04e62ffbe9637f61421623e775bc282b1cc1d9dec7dd48a47d17d79f86cea2500567630761c331ba654f9cf45c1c2

memory/2292-15-0x0000000003CA0000-0x0000000004187000-memory.dmp

memory/2716-16-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2716-17-0x0000000000230000-0x0000000000361000-memory.dmp

memory/2716-18-0x0000000000400000-0x0000000000622000-memory.dmp

memory/2716-23-0x0000000000400000-0x0000000000616000-memory.dmp

memory/2716-25-0x00000000034A0000-0x00000000036C2000-memory.dmp

memory/2292-31-0x0000000003CA0000-0x0000000004187000-memory.dmp

memory/2716-32-0x0000000000400000-0x00000000008E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-15 02:37

Reported

2024-03-15 02:40

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.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\ca4491ed032a7df2665c07d9c7e7a2d9.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

"C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe"

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 zipansion.com udp
US 172.67.144.180:80 zipansion.com tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 180.144.67.172.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.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 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
GB 92.123.128.181:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 181.128.123.92.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 211.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 88.65.42.20.in-addr.arpa udp
GB 88.221.135.211:80 tcp

Files

memory/2028-0-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/2028-1-0x0000000001CE0000-0x0000000001E11000-memory.dmp

memory/2028-2-0x0000000000400000-0x0000000000622000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\ca4491ed032a7df2665c07d9c7e7a2d9.exe

MD5 0d0c0261d6db5c37ab9665d1a822fa2c
SHA1 046c1adc4678a644a0be0416d62af921d287c120
SHA256 dbb5816f18c766545f3a50abb09f8a25d05183905a17c00d389e8be926cab410
SHA512 611b9a38b3621f8e1a57c1276350f76e7921aafbdce6f908a6e1b4692900b9295ef1855e8d1bf1d55a62de855a89f83ea606a0b534d64dc35b5b6300c4a6a83d

memory/2028-12-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1952-13-0x0000000000400000-0x00000000008E7000-memory.dmp

memory/1952-15-0x0000000001C40000-0x0000000001D71000-memory.dmp

memory/1952-14-0x0000000000400000-0x0000000000622000-memory.dmp

memory/1952-20-0x0000000000400000-0x0000000000616000-memory.dmp

memory/1952-21-0x0000000005530000-0x0000000005752000-memory.dmp

memory/1952-28-0x0000000000400000-0x00000000008E7000-memory.dmp