Malware Analysis Report

2024-09-22 07:03

Sample ID 240531-2rzp2sgd5w
Target 6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b
SHA256 6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b
Tags
rat default asyncrat
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

6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b

Threat Level: Known bad

The file 6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat

Asyncrat family

AsyncRat

Async RAT payload

Unsigned PE

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-31 22:49

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

2024-05-31 22:49

Reported

2024-05-31 22:52

Platform

win7-20231129-en

Max time kernel

119s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe

"C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 character-acquisitions.gl.at.ply.gg udp
US 147.185.221.17:36301 character-acquisitions.gl.at.ply.gg tcp
US 8.8.8.8:53 www.microsoft.com udp
US 147.185.221.17:36301 character-acquisitions.gl.at.ply.gg tcp

Files

memory/2004-0-0x000007FEF5413000-0x000007FEF5414000-memory.dmp

memory/2004-1-0x0000000001230000-0x0000000001242000-memory.dmp

memory/2004-2-0x000007FEF5410000-0x000007FEF5DFC000-memory.dmp

memory/2004-15-0x00000000001F0000-0x0000000000212000-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\Tar58DF.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/2004-40-0x000007FEF5413000-0x000007FEF5414000-memory.dmp

memory/2004-41-0x000007FEF5410000-0x000007FEF5DFC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 22:49

Reported

2024-05-31 22:52

Platform

win10v2004-20240508-en

Max time kernel

135s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe

"C:\Users\Admin\AppData\Local\Temp\6635dc4c51617d5a7847f6036068760fb4af377e4718edbd53e3ebcfe9f5ed2b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.107.115:443 www.bing.com tcp
N/A 127.0.0.1:5050 tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 115.107.17.2.in-addr.arpa udp
BE 2.17.107.115:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
N/A 127.0.0.1:5050 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 character-acquisitions.gl.at.ply.gg udp
US 147.185.221.17:36301 character-acquisitions.gl.at.ply.gg tcp
US 8.8.8.8:53 17.221.185.147.in-addr.arpa udp
US 147.185.221.17:36301 character-acquisitions.gl.at.ply.gg tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.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 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/1324-1-0x00007FF9BD413000-0x00007FF9BD415000-memory.dmp

memory/1324-0-0x0000000000420000-0x0000000000432000-memory.dmp

memory/1324-2-0x00007FF9BD410000-0x00007FF9BDED1000-memory.dmp

memory/1324-5-0x00007FF9BD410000-0x00007FF9BDED1000-memory.dmp

memory/1324-6-0x00007FF9BD413000-0x00007FF9BD415000-memory.dmp

memory/1324-7-0x00007FF9BD410000-0x00007FF9BDED1000-memory.dmp

memory/1324-8-0x000000001C0E0000-0x000000001C156000-memory.dmp

memory/1324-9-0x00000000025C0000-0x00000000025D0000-memory.dmp

memory/1324-10-0x000000001B120000-0x000000001B13E000-memory.dmp

memory/1324-11-0x00007FF9BD410000-0x00007FF9BDED1000-memory.dmp