Malware Analysis Report

2025-08-05 12:31

Sample ID 230505-x9fyfabg2s
Target c80f44f67aa862099f67866a26e84253.bin.bin
SHA256 5a7af45895bf65bd39edbb7d0a524294c4ba54cb162f4e673dd184337a49ba97
Tags
rat default asyncrat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

5a7af45895bf65bd39edbb7d0a524294c4ba54cb162f4e673dd184337a49ba97

Threat Level: Known bad

The file c80f44f67aa862099f67866a26e84253.bin.bin was found to be: Known bad.

Malicious Activity Summary

rat default asyncrat

AsyncRat

Asyncrat family

Async RAT payload

Async RAT payload

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-05-05 19:32

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

2023-05-05 19:32

Reported

2023-05-05 20:53

Platform

win7-20230220-en

Max time kernel

151s

Max time network

164s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe"

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe

"C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 bahrdevo.endoftheinternet.org udp
CA 192.99.180.181:6606 bahrdevo.endoftheinternet.org tcp
CA 192.99.180.181:7707 bahrdevo.endoftheinternet.org tcp
CA 192.99.180.181:6606 bahrdevo.endoftheinternet.org tcp
US 8.8.8.8:53 bahrdevo.endoftheinternet.org udp
CA 192.99.180.181:8808 bahrdevo.endoftheinternet.org tcp
CA 192.99.180.181:6606 bahrdevo.endoftheinternet.org tcp
CA 192.99.180.181:6606 bahrdevo.endoftheinternet.org tcp

Files

memory/1988-54-0x0000000001310000-0x0000000001326000-memory.dmp

memory/1988-55-0x0000000000260000-0x00000000002A0000-memory.dmp

memory/1988-56-0x0000000000260000-0x00000000002A0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-05-05 19:32

Reported

2023-05-05 20:56

Platform

win10v2004-20230221-en

Max time kernel

262s

Max time network

316s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe"

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe

"C:\Users\Admin\AppData\Local\Temp\cd279fe4806f1925c2985f4a3f4a0052b140e85ffad9a2e46b27f8ff2cd99baa.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
NL 8.253.208.120:80 tcp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 45.8.109.52.in-addr.arpa udp
US 93.184.220.29:80 tcp
NL 8.253.208.120:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 bahrdevo.endoftheinternet.org udp
CA 192.99.180.181:8808 bahrdevo.endoftheinternet.org tcp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp

Files

memory/3860-133-0x0000000000F40000-0x0000000000F56000-memory.dmp

memory/3860-134-0x0000000005970000-0x0000000005980000-memory.dmp

memory/3860-135-0x0000000005970000-0x0000000005980000-memory.dmp

memory/3860-136-0x0000000006270000-0x0000000006814000-memory.dmp

memory/3860-137-0x0000000005E60000-0x0000000005EF2000-memory.dmp

memory/3860-138-0x0000000003300000-0x000000000330A000-memory.dmp