Malware Analysis Report

2024-11-15 07:58

Sample ID 241024-sp4fsawcqp
Target 24102024_1518_24102024_PIOE56709876780002.doc.z
SHA256 6bb4a893e9ff53ecd6d254144772d82f3bf5aa12e0844a40f5c8c4a09441d743
Tags
vipkeylogger collection discovery keylogger stealer
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

6bb4a893e9ff53ecd6d254144772d82f3bf5aa12e0844a40f5c8c4a09441d743

Threat Level: Known bad

The file 24102024_1518_24102024_PIOE56709876780002.doc.z was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger stealer

VIPKeylogger

Loads dropped DLL

Executes dropped EXE

Drops startup file

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Browser Information Discovery

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-24 15:18

Signatures

AutoIT Executable

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

2024-10-24 15:18

Reported

2024-10-24 15:24

Platform

win7-20240903-en

Max time kernel

122s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gunfights.vbs C:\Users\Admin\AppData\Local\harrowment\gunfights.exe N/A

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe N/A

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2324 set thread context of 2204 N/A C:\Users\Admin\AppData\Local\harrowment\gunfights.exe C:\Windows\SysWOW64\svchost.exe

Browser Information Discovery

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\harrowment\gunfights.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:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

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

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

C:\Users\Admin\AppData\Local\harrowment\gunfights.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
US 158.101.44.242:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/2512-2-0x0000000003F90000-0x0000000004390000-memory.dmp

\Users\Admin\AppData\Local\harrowment\gunfights.exe

MD5 ea3273984038ab81206e74dcf5c3f04e
SHA1 4cfedc14c31c4364382bf2865a14f82f3d2188db
SHA256 68a1fa9a0a9dc5fbd2746b1103dc4ced27824bf12d99c50eedad5b19a3f640de
SHA512 73d917ec4226de83d4b64e90d1d13243092ab21f43526bba9fbff27674640f2efb92462ba61ada50c9467501cbc12d2e7073a2c59e4b076a378f623430ff0796

C:\Users\Admin\AppData\Local\Temp\antiprimer

MD5 43b02edca7062d44acd3fd8f42d5078b
SHA1 75cf74ef3873aba176d9c7ba3deedb27f5cb699e
SHA256 991de88756301141788f3728735c42d7ab6dd479abd59b3ffb0b3fe81f2e45d5
SHA512 36a43298faf48d25f20ff22a1e456c928e0353843008bc70cc1412d5ea77d2f9cc3b157540b36d5139d179ea3388be38350a2c10e51af813b48dd8764c4f785f

memory/2324-12-0x00000000038F0000-0x0000000003CF0000-memory.dmp

memory/2204-14-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2204-17-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2204-16-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2204-18-0x00000000743DE000-0x00000000743DF000-memory.dmp

memory/2204-19-0x0000000000620000-0x0000000000670000-memory.dmp

memory/2204-20-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-21-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-23-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-22-0x00000000009F0000-0x0000000000A3E000-memory.dmp

memory/2204-24-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-25-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2204-26-0x00000000743DE000-0x00000000743DF000-memory.dmp

memory/2204-27-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-28-0x00000000743D0000-0x0000000074ABE000-memory.dmp

memory/2204-29-0x00000000743D0000-0x0000000074ABE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-24 15:18

Reported

2024-10-24 15:24

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

203s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gunfights.vbs C:\Users\Admin\AppData\Local\harrowment\gunfights.exe N/A

Executes dropped EXE

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

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A checkip.dyndns.org N/A N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4904 set thread context of 2716 N/A C:\Users\Admin\AppData\Local\harrowment\gunfights.exe C:\Windows\SysWOW64\svchost.exe

Browser Information Discovery

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\harrowment\gunfights.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\svchost.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

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

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Windows\SysWOW64\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

C:\Users\Admin\AppData\Local\harrowment\gunfights.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

C:\Windows\SysWOW64\svchost.exe

"C:\Users\Admin\AppData\Local\Temp\PIOE56709876780002.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 100.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 checkip.dyndns.org tcp
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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 168.6.122.193.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 mail.vvtrade.vn udp
VN 118.69.190.131:587 mail.vvtrade.vn tcp
US 8.8.8.8:53 131.190.69.118.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/4944-2-0x00000000042B0000-0x00000000046B0000-memory.dmp

C:\Users\Admin\AppData\Local\harrowment\gunfights.exe

MD5 ea3273984038ab81206e74dcf5c3f04e
SHA1 4cfedc14c31c4364382bf2865a14f82f3d2188db
SHA256 68a1fa9a0a9dc5fbd2746b1103dc4ced27824bf12d99c50eedad5b19a3f640de
SHA512 73d917ec4226de83d4b64e90d1d13243092ab21f43526bba9fbff27674640f2efb92462ba61ada50c9467501cbc12d2e7073a2c59e4b076a378f623430ff0796

C:\Users\Admin\AppData\Local\Temp\antiprimer

MD5 43b02edca7062d44acd3fd8f42d5078b
SHA1 75cf74ef3873aba176d9c7ba3deedb27f5cb699e
SHA256 991de88756301141788f3728735c42d7ab6dd479abd59b3ffb0b3fe81f2e45d5
SHA512 36a43298faf48d25f20ff22a1e456c928e0353843008bc70cc1412d5ea77d2f9cc3b157540b36d5139d179ea3388be38350a2c10e51af813b48dd8764c4f785f

memory/4904-10-0x0000000003EC0000-0x00000000042C0000-memory.dmp

memory/2716-12-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2716-14-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2716-15-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2716-13-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2716-16-0x000000007377E000-0x000000007377F000-memory.dmp

memory/2716-17-0x0000000005600000-0x0000000005650000-memory.dmp

memory/2716-18-0x0000000005C10000-0x00000000061B4000-memory.dmp

memory/2716-19-0x00000000056C0000-0x000000000570E000-memory.dmp

memory/2716-20-0x00000000057B0000-0x000000000584C000-memory.dmp

memory/2716-21-0x00000000069B0000-0x0000000006B72000-memory.dmp

memory/2716-22-0x0000000006850000-0x00000000068A0000-memory.dmp

memory/2716-23-0x00000000070B0000-0x00000000075DC000-memory.dmp

memory/2716-24-0x0000000000400000-0x0000000000437000-memory.dmp

memory/2716-25-0x000000007377E000-0x000000007377F000-memory.dmp

memory/2716-26-0x0000000006C20000-0x0000000006CB2000-memory.dmp

memory/2716-27-0x00000000069A0000-0x00000000069AA000-memory.dmp