Malware Analysis Report

2024-10-23 21:06

Sample ID 210509-yhb76l1nrs
Target 8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997
SHA256 8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997
Tags
upatre downloader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997

Threat Level: Known bad

The file 8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997 was found to be: Known bad.

Malicious Activity Summary

upatre downloader

Upatre

Executes dropped EXE

Loads dropped DLL

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-05-09 20:28

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-05-09 20:28

Reported

2021-05-10 01:55

Platform

win7v20210408

Max time kernel

151s

Max time network

14s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe

"C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe"

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

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

Network

N/A

Files

memory/1796-60-0x0000000076A01000-0x0000000076A03000-memory.dmp

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

memory/1548-63-0x0000000000000000-mapping.dmp

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

memory/1796-66-0x0000000000220000-0x0000000000221000-memory.dmp

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

Analysis: behavioral2

Detonation Overview

Submitted

2021-05-09 20:28

Reported

2021-05-10 01:55

Platform

win10v20210408

Max time kernel

152s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe

"C:\Users\Admin\AppData\Local\Temp\8705049e8dc08e6ce300d3653273d23625065c3da4256ab56205872313145997.exe"

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

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

Network

Country Destination Domain Proto
N/A 172.217.20.110:80 tcp
N/A 172.217.20.110:80 tcp
N/A 172.217.20.110:80 tcp
N/A 172.217.20.110:80 tcp
N/A 172.217.20.110:80 tcp

Files

memory/652-114-0x0000000000980000-0x0000000000981000-memory.dmp

memory/2660-115-0x0000000000000000-mapping.dmp

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

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

MD5 ac2d93dde499736a2dd57e885517ad9b
SHA1 950b39a53d41a8bfc9adebb521bd104415000d41
SHA256 c9931a5d8af0b8e86ed8230ce39b8f6b2b0440efe108734125d2dcd76955f363
SHA512 06c0156575ec38376916b0e2709ed6a3ae599f870fbe5696d8e697433a29ef0d8d25819195bbdbf8cb96195586fec37a1d5e26e36512d4f597f83895c8115238

memory/2660-118-0x0000000000410000-0x000000000055A000-memory.dmp