Malware Analysis Report

2025-08-06 03:43

Sample ID 230605-r8dtsshg7t
Target 07812999.exe
SHA256 de1b9f6d4bf9909be6073eb4bb16b724a824e3d3d75baef2cfee19f538c79c7e
Tags
asyncrat default rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

de1b9f6d4bf9909be6073eb4bb16b724a824e3d3d75baef2cfee19f538c79c7e

Threat Level: Known bad

The file 07812999.exe was found to be: Known bad.

Malicious Activity Summary

asyncrat default rat

AsyncRat

Async RAT payload

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-06-05 14:51

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-05 14:51

Reported

2023-06-05 14:54

Platform

win7-20230220-en

Max time kernel

134s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\07812999.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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1284 set thread context of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1284 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1284 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1284 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1284 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1284 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 1284 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 1284 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 1284 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 1284 wrote to memory of 1676 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe

Processes

C:\Users\Admin\AppData\Local\Temp\07812999.exe

"C:\Users\Admin\AppData\Local\Temp\07812999.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RjBtcy.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RjBtcy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB221.tmp"

C:\Users\Admin\AppData\Local\Temp\07812999.exe

"C:\Users\Admin\AppData\Local\Temp\07812999.exe"

Network

Country Destination Domain Proto
US 191.101.130.205:8808 tcp
US 191.101.130.205:8808 tcp
US 191.101.130.205:7707 tcp
US 191.101.130.205:6606 tcp

Files

memory/1284-54-0x0000000001270000-0x0000000001322000-memory.dmp

memory/1284-55-0x00000000011F0000-0x0000000001230000-memory.dmp

memory/1284-56-0x0000000000460000-0x0000000000472000-memory.dmp

memory/1284-57-0x00000000011F0000-0x0000000001230000-memory.dmp

memory/1284-58-0x0000000000970000-0x000000000097C000-memory.dmp

memory/1284-59-0x0000000005BF0000-0x0000000005C3E000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpB221.tmp

MD5 d7c4e1083efde51475ae457b667b2d62
SHA1 5fc69a314f56fe999c6989489e63b80af68eeec3
SHA256 6818eab36248b600a280f48e77cc02e8bb27eb98448ba47da2b5b28c467adc40
SHA512 c3a48e0aadbb225d368da347f12ce206578655644fa8436b2379fffa4336f4f915f7c48cbe14684aecc51b62b6d7e21d4ac36b0803f1efe7d78a37bbd4fcfc81

memory/1284-65-0x0000000005120000-0x0000000005134000-memory.dmp

memory/1676-66-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-67-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-68-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-69-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1676-71-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-73-0x0000000000400000-0x0000000000412000-memory.dmp

memory/1676-77-0x0000000000400000-0x0000000000412000-memory.dmp

memory/468-78-0x0000000002660000-0x00000000026A0000-memory.dmp

memory/468-79-0x0000000002660000-0x00000000026A0000-memory.dmp

memory/1676-80-0x0000000000B40000-0x0000000000B80000-memory.dmp

memory/1676-81-0x0000000000B40000-0x0000000000B80000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-05 14:51

Reported

2023-06-05 14:54

Platform

win10v2004-20230220-en

Max time kernel

136s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\07812999.exe"

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\07812999.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4112 set thread context of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4112 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4112 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4112 wrote to memory of 3320 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4112 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 4112 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 4112 wrote to memory of 4908 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Windows\SysWOW64\schtasks.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe
PID 4112 wrote to memory of 4740 N/A C:\Users\Admin\AppData\Local\Temp\07812999.exe C:\Users\Admin\AppData\Local\Temp\07812999.exe

Processes

C:\Users\Admin\AppData\Local\Temp\07812999.exe

"C:\Users\Admin\AppData\Local\Temp\07812999.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RjBtcy.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RjBtcy" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA6.tmp"

C:\Users\Admin\AppData\Local\Temp\07812999.exe

"C:\Users\Admin\AppData\Local\Temp\07812999.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 191.101.130.205:8808 tcp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 2.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 191.101.130.205:6606 tcp
US 52.152.110.14:443 tcp
US 93.184.220.29:80 tcp
US 93.184.220.29:80 tcp
NL 8.238.179.126:80 tcp
NL 8.238.179.126:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 52.152.110.14:443 tcp
US 191.101.130.205:7707 tcp
US 52.152.110.14:443 tcp
US 191.101.130.205:6606 tcp
US 52.152.110.14:443 tcp

Files

memory/4112-133-0x0000000000510000-0x00000000005C2000-memory.dmp

memory/4112-134-0x0000000005540000-0x0000000005AE4000-memory.dmp

memory/4112-135-0x0000000004F90000-0x0000000005022000-memory.dmp

memory/4112-136-0x0000000004F50000-0x0000000004F60000-memory.dmp

memory/4112-137-0x0000000005120000-0x000000000512A000-memory.dmp

memory/4112-138-0x0000000004F50000-0x0000000004F60000-memory.dmp

memory/4112-139-0x00000000082B0000-0x000000000834C000-memory.dmp

memory/3320-144-0x0000000002130000-0x0000000002166000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpEA6.tmp

MD5 006ef4145f04390215f1569d68014c6c
SHA1 4b1e2d6e5cda355672781d08ac444ddf000eb588
SHA256 74860049c0065fd51f9f1831ebca7be80aa12f128360385b32cfcc7232807d9d
SHA512 93320150bfd0fc765726862fbc538808d9404bbcaaed66f45c155e0001a045a3ec32ec915233b3607dff7d147cf3abcfbf49bbaa6fe9ff8b85a2bd2d45d57fcb

memory/4740-146-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3320-147-0x0000000004C80000-0x00000000052A8000-memory.dmp

memory/3320-148-0x0000000004640000-0x0000000004650000-memory.dmp

memory/3320-149-0x0000000004640000-0x0000000004650000-memory.dmp

memory/3320-151-0x0000000004AB0000-0x0000000004AD2000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_bxjeccgv.urv.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3320-152-0x00000000053B0000-0x0000000005416000-memory.dmp

memory/3320-158-0x0000000005420000-0x0000000005486000-memory.dmp

memory/3320-163-0x0000000005A40000-0x0000000005A5E000-memory.dmp

memory/3320-164-0x0000000006C10000-0x0000000006C42000-memory.dmp

memory/3320-165-0x0000000071240000-0x000000007128C000-memory.dmp

memory/3320-175-0x0000000005FF0000-0x000000000600E000-memory.dmp

memory/3320-176-0x0000000004640000-0x0000000004650000-memory.dmp

memory/3320-177-0x000000007F770000-0x000000007F780000-memory.dmp

memory/3320-178-0x00000000073A0000-0x0000000007A1A000-memory.dmp

memory/3320-179-0x0000000006D60000-0x0000000006D7A000-memory.dmp

memory/3320-180-0x0000000006DD0000-0x0000000006DDA000-memory.dmp

memory/3320-181-0x0000000006FE0000-0x0000000007076000-memory.dmp

memory/3320-182-0x0000000006F90000-0x0000000006F9E000-memory.dmp

memory/3320-183-0x00000000070A0000-0x00000000070BA000-memory.dmp

memory/3320-184-0x0000000007080000-0x0000000007088000-memory.dmp