Malware Analysis Report

2024-09-22 06:35

Sample ID 240619-g7rn6azenr
Target abd903204f59ff6cacecdfe31b70a1b9.exe
SHA256 f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8
Tags
rat default asyncrat discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8

Threat Level: Known bad

The file abd903204f59ff6cacecdfe31b70a1b9.exe was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat discovery

AsyncRat

Async RAT payload

Asyncrat family

Checks installed software on the system

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-19 06:27

Signatures

Async RAT payload

rat
Description Indicator Process Target
N/A N/A N/A N/A

Asyncrat family

asyncrat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-19 06:27

Reported

2024-06-19 06:29

Platform

win7-20240508-en

Max time kernel

147s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe"

Signatures

AsyncRat

rat asyncrat

Checks installed software on the system

discovery

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe

"C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe"

Network

Country Destination Domain Proto
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp

Files

memory/340-0-0x000007FEF6193000-0x000007FEF6194000-memory.dmp

memory/340-1-0x0000000000350000-0x0000000000368000-memory.dmp

memory/340-3-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

memory/340-4-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\Tar2A43.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/340-102-0x000007FEF6193000-0x000007FEF6194000-memory.dmp

memory/340-103-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

memory/340-124-0x000007FEF6190000-0x000007FEF6B7C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-19 06:27

Reported

2024-06-19 06:29

Platform

win10v2004-20240508-en

Max time kernel

146s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe

"C:\Users\Admin\AppData\Local\Temp\abd903204f59ff6cacecdfe31b70a1b9.exe"

Network

Country Destination Domain Proto
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp
BG 80.76.49.148:4545 tcp

Files

memory/4048-0-0x00007FFEFB383000-0x00007FFEFB385000-memory.dmp

memory/4048-1-0x0000000000EC0000-0x0000000000ED8000-memory.dmp

memory/4048-3-0x00007FFEFB380000-0x00007FFEFBE41000-memory.dmp

memory/4048-4-0x00007FFEFB383000-0x00007FFEFB385000-memory.dmp

memory/4048-5-0x00007FFEFB380000-0x00007FFEFBE41000-memory.dmp