Malware Analysis Report

2025-03-15 07:45

Sample ID 240206-rlxndsaffr
Target 94b7c515d1c9edc9bfe0c0980021cc17
SHA256 d5ca776c15dfec6e77bea6489f12c012f2d40a56dfa5e1f1ab3c9bc7515dec8e
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

d5ca776c15dfec6e77bea6489f12c012f2d40a56dfa5e1f1ab3c9bc7515dec8e

Threat Level: Known bad

The file 94b7c515d1c9edc9bfe0c0980021cc17 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

UPX packed file

Executes dropped EXE

Deletes itself

Loads dropped DLL

Unsigned PE

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-06 14:17

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

2024-02-06 14:17

Reported

2024-02-06 14:26

Platform

win7-20231215-en

Max time kernel

118s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.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\94b7c515d1c9edc9bfe0c0980021cc17.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

"C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe"

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.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 172.67.194.101:80 yxeepsek.net tcp

Files

memory/1020-1-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1020-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1020-4-0x0000000000130000-0x0000000000263000-memory.dmp

\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

MD5 cab622fe429215368531767027017b13
SHA1 dff02424c539a18a9318bd59ceac78b68171258b
SHA256 cab899f2320132ca5b685b0e8a485848c36d0aa1e0507bfde283d74be10668f2
SHA512 d305f6336025c51598277c6298e4d7ea1834ab0f03eab1fd2745cbbe4ca677ab6bdb81d70546aae6b53fd7db6b495fa42ba5a45ee223651fb9a6ca88342975ce

memory/1020-14-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

MD5 02db906e915a9121f33eea49e10aec5f
SHA1 6cd7d9bfe4ca0f2edbea994e950b88d788316993
SHA256 b662e8b5890c7ccf5a899bb1fa17a717f722b58d3df14ccdd8ea147f5dbb47a6
SHA512 5466a5a417bd9b054e5029eb037a7b1a42cf1ba77bf29eda38c8487c33f70ee0f07c01c7278220550d241ed84b85421fc54c5ba5f5e1703c86903c34e9a9b416

memory/1020-15-0x0000000003530000-0x0000000003A1F000-memory.dmp

memory/2784-16-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2784-18-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2784-20-0x0000000000130000-0x0000000000263000-memory.dmp

memory/2784-24-0x0000000003410000-0x000000000363A000-memory.dmp

memory/2784-23-0x0000000000400000-0x000000000061D000-memory.dmp

memory/1020-31-0x0000000003530000-0x0000000003A1F000-memory.dmp

memory/2784-32-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-06 14:17

Reported

2024-02-06 14:27

Platform

win10v2004-20231222-en

Max time kernel

145s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.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\94b7c515d1c9edc9bfe0c0980021cc17.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

"C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe"

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 180.144.67.172.in-addr.arpa udp
US 104.21.20.204:80 yxeepsek.net tcp
US 8.8.8.8:53 204.20.21.104.in-addr.arpa udp
US 8.8.8.8:53 6.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.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
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 187.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 227.162.46.104.in-addr.arpa udp

Files

memory/5092-1-0x0000000001C30000-0x0000000001D63000-memory.dmp

memory/5092-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/5092-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\94b7c515d1c9edc9bfe0c0980021cc17.exe

MD5 9a4eca23f4046b7906608cc2d48a9d48
SHA1 3e7cdf59d9e66ab884a137999f14cdfa7ee657c3
SHA256 b1a47750c0f04e225589b58ef8b7a24a998f8d34cf7047e962b33274ea7bce24
SHA512 8fb76eb09d508f563064781c8b8722b0a5a3d4dfcf43020301c82b2c9812658c8f09715d1cc135ea6f4e16ff5dc9a2fba7453ab8c24c9ec3fdd9009332cd1d48

memory/5092-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3324-16-0x0000000001DD0000-0x0000000001F03000-memory.dmp

memory/3324-14-0x0000000000400000-0x000000000062A000-memory.dmp

memory/3324-20-0x0000000000400000-0x000000000061D000-memory.dmp

memory/3324-22-0x00000000056D0000-0x00000000058FA000-memory.dmp

memory/3324-13-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3324-28-0x0000000000400000-0x00000000008EF000-memory.dmp