Malware Analysis Report

2025-01-22 18:57

Sample ID 240313-j7ncvagf3z
Target c56828f7b3f57c025090ae6712e86ae4
SHA256 aa183243f2e1167205938d27d37a6dab4fcc066affa6e8f819ecfd1659ad0a32
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

aa183243f2e1167205938d27d37a6dab4fcc066affa6e8f819ecfd1659ad0a32

Threat Level: Known bad

The file c56828f7b3f57c025090ae6712e86ae4 was found to be: Known bad.

Malicious Activity Summary

upx gozi banker isfb trojan

Gozi

Deletes itself

Executes dropped EXE

Loads dropped DLL

UPX packed file

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

Suspicious use of UnmapMainImage

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-13 08:18

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

2024-03-13 08:18

Reported

2024-03-13 08:21

Platform

win7-20240221-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe"

Signatures

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.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\c56828f7b3f57c025090ae6712e86ae4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

"C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe"

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.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/2992-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2992-1-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2992-2-0x0000000000130000-0x0000000000263000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

MD5 c11716b0ad8fa17b33b309029aece1dd
SHA1 6057a8cdd022e5cb0fe48d5fb901af796bcff78f
SHA256 2d3d80ccb636b937bf0956b7b0ad72fbd1e8da5910221f784ac624054e29965f
SHA512 ab150eaef4c87d339ec0d799c2daac59250eb36a18302cafcfe59253fe9d05b18f2226c0150d6db28befb79c0af345096b6c5c33d12fc682b3892c2a4a13b5e2

memory/2992-15-0x00000000037E0000-0x0000000003CCF000-memory.dmp

memory/1972-16-0x0000000000400000-0x000000000062A000-memory.dmp

memory/1972-18-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/1972-20-0x0000000000130000-0x0000000000263000-memory.dmp

memory/2992-13-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

MD5 cb1057bcbd38751f7f2e0065792d39da
SHA1 b5f322acd2de70ad39b22cbd903458cab04a94f6
SHA256 6e30e265e7f21861a664cc93e49fc4c5758a4f01e5df46efd95e7aa9c1f010d0
SHA512 3e4eac7238d3aaa2f7e00b8865e9c963b6eb50c901ff61b9fbb6b4cf8c39314b1fcd474fdbf1b672fb24727bf86a28bd8858d23738377fcd8ce582d13e1b71f6

memory/1972-23-0x0000000000400000-0x000000000061D000-memory.dmp

\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

MD5 fbb3d170a4c00e470240fc0bb844caa5
SHA1 e9565d59ee5dc2a2f3ae8059aec77893f758707a
SHA256 ea6c8a89f4ac0e9240552ec4e883cbfb63b880475f7afc2fe739c69bf9fc9bb5
SHA512 adafae1073d71b31703294b3f387acf3c2c1a6b924fa8fbaec1c02043e38e5ed71b9a65dd2f5d547aeeaa0b1ae373d9cb32fb6478c7966332506755feae7b72c

memory/1972-25-0x00000000033F0000-0x000000000361A000-memory.dmp

memory/1972-31-0x0000000000400000-0x00000000008EF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-13 08:18

Reported

2024-03-13 08:21

Platform

win10v2004-20240226-en

Max time kernel

143s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe"

Signatures

Gozi

banker trojan gozi

Deletes itself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.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\c56828f7b3f57c025090ae6712e86ae4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

"C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe"

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3708 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
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 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 zipansion.com udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa 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
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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.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 91.16.208.104.in-addr.arpa udp

Files

memory/3184-0-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/3184-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/3184-2-0x0000000000400000-0x000000000062A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\c56828f7b3f57c025090ae6712e86ae4.exe

MD5 80632d79152f64e04f21334fa29df24d
SHA1 373832140be7a0c43565a711c68f3e4dfbb37ac1
SHA256 589570ea51853e515404cbf5dbb2c152084fc632cf4aa7036ed9c8629a3c7805
SHA512 e4bf412843b061ae52b8cbbe6c147e19889d8b89c0a0e921a7892418c1be4c8c6b138e6ac6d8b5cc43034d3adbab85361a24573dd18fd0fd0df24e4c8617bbbe

memory/3184-12-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2252-13-0x0000000000400000-0x00000000008EF000-memory.dmp

memory/2252-14-0x0000000000400000-0x000000000062A000-memory.dmp

memory/2252-15-0x00000000018F0000-0x0000000001A23000-memory.dmp

memory/2252-20-0x0000000005530000-0x000000000575A000-memory.dmp

memory/2252-21-0x0000000000400000-0x000000000061D000-memory.dmp

memory/2252-28-0x0000000000400000-0x00000000008EF000-memory.dmp