Malware Analysis Report

2024-09-22 06:42

Sample ID 240620-kthqwashrm
Target 3304872eb5f8f05b6ea7259446b5899c.bin
SHA256 44d6c4340b60dd1bc93931e2e1756e1f1c8679e1007f246815fdd7f23607b54e
Tags
rat default asyncrat spyware stealer
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

44d6c4340b60dd1bc93931e2e1756e1f1c8679e1007f246815fdd7f23607b54e

Threat Level: Known bad

The file 3304872eb5f8f05b6ea7259446b5899c.bin was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat spyware stealer

AsyncRat

Async RAT payload

Asyncrat family

Reads user/profile data of web browsers

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-20 08:53

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

2024-06-20 08:53

Reported

2024-06-20 08:56

Platform

win10-20240404-en

Max time kernel

134s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe"

Signatures

AsyncRat

rat asyncrat

Reads user/profile data of web browsers

spyware stealer

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 mochas.in-the-band.net udp
DE 168.119.119.140:6606 mochas.in-the-band.net tcp
US 8.8.8.8:53 140.119.119.168.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
DE 168.119.119.140:6606 mochas.in-the-band.net tcp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 84.65.42.20.in-addr.arpa udp

Files

memory/4024-0-0x00000000732AE000-0x00000000732AF000-memory.dmp

memory/4024-1-0x0000000000AB0000-0x0000000000AC6000-memory.dmp

memory/4024-2-0x00000000732A0000-0x000000007398E000-memory.dmp

memory/4024-3-0x0000000005A30000-0x0000000005F2E000-memory.dmp

memory/4024-4-0x00000000056D0000-0x0000000005762000-memory.dmp

memory/4024-5-0x00000000056A0000-0x00000000056AA000-memory.dmp

memory/4024-8-0x0000000006700000-0x000000000679C000-memory.dmp

memory/4024-9-0x00000000067A0000-0x0000000006806000-memory.dmp

memory/4024-10-0x00000000732AE000-0x00000000732AF000-memory.dmp

memory/4024-11-0x00000000732A0000-0x000000007398E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 08:53

Reported

2024-06-20 08:56

Platform

win10v2004-20240508-en

Max time kernel

138s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe"

Signatures

AsyncRat

rat asyncrat

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.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 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp
US 8.8.8.8:53 mochas.in-the-band.net udp

Files

memory/1440-0-0x000000007479E000-0x000000007479F000-memory.dmp

memory/1440-1-0x0000000000E90000-0x0000000000EA6000-memory.dmp

memory/1440-2-0x0000000074790000-0x0000000074F40000-memory.dmp

memory/1440-3-0x0000000005ED0000-0x0000000006474000-memory.dmp

memory/1440-4-0x0000000005B10000-0x0000000005BA2000-memory.dmp

memory/1440-5-0x0000000005B00000-0x0000000005B0A000-memory.dmp

memory/1440-6-0x000000007479E000-0x000000007479F000-memory.dmp

memory/1440-7-0x0000000074790000-0x0000000074F40000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-20 08:53

Reported

2024-06-20 08:56

Platform

win11-20240611-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe"

Signatures

AsyncRat

rat asyncrat

Reads user/profile data of web browsers

spyware stealer

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe

"C:\Users\Admin\AppData\Local\Temp\e22a31fdf71a913964b1f1328e132325f0188b56e5a65c025f0d553e440e2cf2.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 mochas.in-the-band.net udp
DE 168.119.119.140:7707 mochas.in-the-band.net tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 140.119.119.168.in-addr.arpa udp
DE 168.119.119.140:7707 mochas.in-the-band.net tcp

Files

memory/3872-0-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

memory/3872-1-0x0000000000B30000-0x0000000000B46000-memory.dmp

memory/3872-2-0x0000000074C70000-0x0000000075421000-memory.dmp

memory/3872-3-0x0000000005D80000-0x0000000006326000-memory.dmp

memory/3872-4-0x00000000059B0000-0x0000000005A42000-memory.dmp

memory/3872-5-0x0000000005990000-0x000000000599A000-memory.dmp

memory/3872-8-0x0000000006A20000-0x0000000006ABC000-memory.dmp

memory/3872-9-0x0000000006AC0000-0x0000000006B26000-memory.dmp

memory/3872-10-0x0000000074C7E000-0x0000000074C7F000-memory.dmp

memory/3872-11-0x0000000074C70000-0x0000000075421000-memory.dmp