Malware Analysis Report

2024-09-22 06:41

Sample ID 240620-cabjfswgnl
Target f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.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 f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat discovery

AsyncRat

Async RAT payload

Detects executables attemping to enumerate video devices using WMI

Asyncrat family

Detects executables attemping to enumerate video devices using WMI

Checks installed software on the system

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-20 01:51

Signatures

Async RAT payload

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

Asyncrat family

asyncrat

Detects executables attemping to enumerate video devices using WMI

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

2024-06-20 01:51

Reported

2024-06-20 01:54

Platform

win7-20240611-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe"

Signatures

AsyncRat

rat asyncrat

Detects executables attemping to enumerate video devices using WMI

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

Checks installed software on the system

discovery

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe

"C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.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

Files

memory/2652-0-0x000007FEF5CB3000-0x000007FEF5CB4000-memory.dmp

memory/2652-1-0x0000000000B30000-0x0000000000B48000-memory.dmp

memory/2652-3-0x000007FEF5CB0000-0x000007FEF669C000-memory.dmp

memory/2652-4-0x000007FEF5CB0000-0x000007FEF669C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabF7D.tmp

MD5 2d3dcf90f6c99f47e7593ea250c9e749
SHA1 51be82be4a272669983313565b4940d4b1385237
SHA256 8714e7be9f9b6de26673d9d09bd4c9f41b1b27ae10b1d56a7ad83abd7430ebd4
SHA512 9c11dd7d448ffebe2167acde37be77d42175edacf5aaf6fb31d3bdfe6bb1f63f5fdbc9a0a2125ed9d5ce0529b6b548818c8021532e1ea6b324717cc9bec0aaa5

C:\Users\Admin\AppData\Local\Temp\Tar329E.tmp

MD5 7186ad693b8ad9444401bd9bcd2217c2
SHA1 5c28ca10a650f6026b0df4737078fa4197f3bac1
SHA256 9a71fa0cb44aa51412b16a0bf83a275977ba4e807d022f78364338b99b3a3eed
SHA512 135be0e6370fd057762c56149526f46bf6a62fb65ef5b3b26ae01fa07b4c4e37188e203bd3812f31e260ec5cccff5924633dd55ab17e9fa106479783c2fb212b

memory/2652-83-0x000007FEF5CB3000-0x000007FEF5CB4000-memory.dmp

memory/2652-84-0x000007FEF5CB0000-0x000007FEF669C000-memory.dmp

memory/2652-101-0x000007FEF5CB0000-0x000007FEF669C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 01:51

Reported

2024-06-20 01:54

Platform

win10v2004-20240611-en

Max time kernel

140s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe"

Signatures

AsyncRat

rat asyncrat

Detects executables attemping to enumerate video devices using WMI

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

Checks installed software on the system

discovery

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.exe

"C:\Users\Admin\AppData\Local\Temp\f513d263e64eddbd4e71dd6ca9652be04ebcacfa423e3d3b4046f1bd3fdc23d8.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 --field-trial-handle=1420,i,17949988676391029604,13756926835471203788,262144 --variations-seed-version --mojo-platform-channel-handle=4372 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
BG 80.76.49.148:4545 tcp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 148.49.76.80.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.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 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4380-0-0x00007FF9C6623000-0x00007FF9C6625000-memory.dmp

memory/4380-1-0x0000000000220000-0x0000000000238000-memory.dmp

memory/4380-3-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-4-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-7-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-9-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-10-0x00007FF9C6623000-0x00007FF9C6625000-memory.dmp

memory/4380-11-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-12-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp

memory/4380-13-0x00007FF9C6620000-0x00007FF9C70E1000-memory.dmp