Malware Analysis Report

2025-08-05 23:54

Sample ID 241230-tahq7syngm
Target a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b
SHA256 a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b
Tags
upx blackmoon gh0strat purplefox banker discovery rat rootkit trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b

Threat Level: Known bad

The file a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b was found to be: Known bad.

Malicious Activity Summary

upx blackmoon gh0strat purplefox banker discovery rat rootkit trojan

Blackmoon, KrBanker

Gh0strat

Gh0strat family

Gh0st RAT payload

Blackmoon family

Detect Blackmoon payload

PurpleFox

Purplefox family

Detect PurpleFox Rootkit

Executes dropped EXE

ACProtect 1.3x - 1.4x DLL software

Suspicious use of SetThreadContext

UPX packed file

Drops file in Program Files directory

Unsigned PE

System Network Configuration Discovery: Internet Connection Discovery

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Runs ping.exe

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-30 15:51

Signatures

ACProtect 1.3x - 1.4x DLL software

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

UPX packed file

upx
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

2024-12-30 15:51

Reported

2024-12-30 15:53

Platform

win7-20241023-en

Max time kernel

119s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

Signatures

Blackmoon family

blackmoon

Blackmoon, KrBanker

trojan banker blackmoon

Detect Blackmoon payload

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

Detect PurpleFox Rootkit

rootkit
Description Indicator Process Target
N/A N/A N/A N/A
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Gh0st RAT payload

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

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

PurpleFox

rootkit trojan purplefox

Purplefox family

purplefox

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\NetMeeting\svchost.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2968 set thread context of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

UPX packed file

upx
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
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Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\NetMeeting\svchost.exe C:\Windows\SysWOW64\svchost.exe N/A
File opened for modification C:\Program Files (x86)\NetMeeting\svchost.exe C:\Windows\SysWOW64\svchost.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\PING.EXE N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2100 wrote to memory of 2968 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2968 wrote to memory of 3048 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 3048 wrote to memory of 2816 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 2816 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 2816 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 2816 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 2816 wrote to memory of 2856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2816 wrote to memory of 2856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2816 wrote to memory of 2856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 2816 wrote to memory of 2856 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

C:\Windows\SysWOW64\svchost.exe

svchost.exe fagahawhawhgawccc

C:\Program Files (x86)\NetMeeting\svchost.exe

"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul

C:\Windows\SysWOW64\PING.EXE

ping -n 2 127.0.0.1

Network

N/A

Files

memory/2968-1-0x0000000010000000-0x00000000100FE000-memory.dmp

memory/2968-0-0x0000000010000000-0x00000000100FE000-memory.dmp

memory/3048-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2968-13-0x0000000010006000-0x0000000010007000-memory.dmp

memory/2968-12-0x0000000010000000-0x00000000100FE000-memory.dmp

memory/3048-8-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-6-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-4-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-3-0x0000000000400000-0x0000000000543000-memory.dmp

memory/2968-2-0x0000000010000000-0x00000000100FE000-memory.dmp

memory/3048-15-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-17-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-20-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-19-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-18-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-23-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-22-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-21-0x0000000010000000-0x00000000101A0000-memory.dmp

memory/3048-16-0x0000000000400000-0x0000000000543000-memory.dmp

memory/3048-24-0x0000000076CCE000-0x0000000076CCF000-memory.dmp

memory/3048-25-0x0000000010000000-0x00000000101A0000-memory.dmp

C:\Program Files (x86)\NetMeeting\svchost.exe

MD5 54a47f6b5e09a77e61649109c6a08866
SHA1 4af001b3c3816b860660cf2de2c0fd3c1dfb4878
SHA256 121118a0f5e0e8c933efd28c9901e54e42792619a8a3a6d11e1f0025a7324bc2
SHA512 88ee0ef5af1b0b38c19ab4c307636352fc403ea74f3bfb17e246f7fd815ac042183086133cd9fe805bd47e15854776871bb7d384e419862c91503eeb82bfb419

memory/3048-33-0x0000000000400000-0x0000000000543000-memory.dmp

memory/2968-34-0x0000000010006000-0x0000000010007000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-30 15:51

Reported

2024-12-30 15:53

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

Signatures

Detect PurpleFox Rootkit

rootkit
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

Gh0st RAT payload

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

Gh0strat

rat gh0strat

Gh0strat family

gh0strat

PurpleFox

rootkit trojan purplefox

Purplefox family

purplefox

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\NetMeeting\svchost.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2224 set thread context of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
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Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\NetMeeting\svchost.exe C:\Windows\SysWOW64\svchost.exe N/A
File opened for modification C:\Program Files (x86)\NetMeeting\svchost.exe C:\Windows\SysWOW64\svchost.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\PING.EXE N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Runs ping.exe

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\PING.EXE N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\svchost.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1324 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1324 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1324 wrote to memory of 2224 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 2224 wrote to memory of 624 N/A C:\Windows\SysWOW64\rundll32.exe C:\Windows\SysWOW64\svchost.exe
PID 624 wrote to memory of 1964 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 624 wrote to memory of 1964 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 624 wrote to memory of 1964 N/A C:\Windows\SysWOW64\svchost.exe C:\Windows\SysWOW64\cmd.exe
PID 1964 wrote to memory of 392 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1964 wrote to memory of 392 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE
PID 1964 wrote to memory of 392 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\PING.EXE

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8e4a2454a684ac4e5efd313323d249c8f07d9cb12b0e8214cc0c07ff817335b.dll,#1

C:\Windows\SysWOW64\svchost.exe

svchost.exe fagahawhawhgawccc

C:\Program Files (x86)\NetMeeting\svchost.exe

"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul

C:\Windows\SysWOW64\PING.EXE

ping -n 2 127.0.0.1

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 17.173.189.20.in-addr.arpa udp

Files

memory/2224-0-0x0000000010000000-0x00000000100FE000-memory.dmp

memory/624-9-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-8-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-12-0x0000000075260000-0x0000000075350000-memory.dmp

memory/624-11-0x0000000075283000-0x0000000075284000-memory.dmp

memory/624-7-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-3-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-6-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-2-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-1-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-14-0x0000000000400000-0x0000000000543000-memory.dmp

memory/624-15-0x0000000075260000-0x0000000075350000-memory.dmp

memory/624-13-0x0000000010000000-0x00000000101A0000-memory.dmp

memory/624-16-0x0000000010000000-0x00000000101A0000-memory.dmp

memory/624-10-0x0000000000400000-0x0000000000543000-memory.dmp

C:\Program Files (x86)\NetMeeting\svchost.exe

MD5 b7c999040d80e5bf87886d70d992c51e
SHA1 a8ed9a51cc14ccf99b670e60ebbc110756504929
SHA256 5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e
SHA512 71ba2fbd705e51b488afe3bb33a67212cf297e97e8b1b20ada33e16956f7ec8f89a79e04a4b256fd61a442fada690aff0c807c2bdcc9165a9c7be3de725de309

memory/624-24-0x0000000075260000-0x0000000075350000-memory.dmp