Malware Analysis Report

2024-10-19 08:24

Sample ID 210513-e1lslht18e
Target 21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c
SHA256 21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c
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

21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c

Threat Level: Known bad

The file 21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c 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

2021-05-13 04:22

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2021-05-13 04:22

Reported

2021-05-13 19:48

Platform

win7v20210410

Max time kernel

151s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe

"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"

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

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

Network

N/A

Files

memory/1052-59-0x0000000074F31000-0x0000000074F33000-memory.dmp

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

memory/1680-62-0x0000000000000000-mapping.dmp

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

memory/1052-65-0x00000000001B0000-0x00000000001B1000-memory.dmp

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

Analysis: behavioral2

Detonation Overview

Submitted

2021-05-13 04:22

Reported

2021-05-13 19:48

Platform

win10v20210408

Max time kernel

150s

Max time network

55s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe

"C:\Users\Admin\AppData\Local\Temp\21b2fe40874b2cd769214f5226e810f1d03505ff56ccd8b40184aaf04b40e14c.exe"

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

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

Network

N/A

Files

memory/4164-114-0x0000000000000000-mapping.dmp

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

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

MD5 25f9ee192041b68d59c39898a0fc198d
SHA1 2e99e27dc0a34e486db235aac47666c578595da4
SHA256 be036557eaa66afda781ae9d0f7311ff1ec3f39cf53ab9cac9faab70a81f3bbc
SHA512 842574c324aac2fc7e1620b3ae7ac09e1180e614d1b6ff6c0947bb8725214d9c1553b0fcf6fc8357497feb6394160efaaef491307f7b9dc4ac54a451c0dbb67e

memory/4800-117-0x0000000000640000-0x0000000000641000-memory.dmp