Malware Analysis Report

2024-11-13 15:35

Sample ID 241022-tpem4awbkr
Target 22102024_1613_21102024_RF_DHL KULI500796821.PDF.gz
SHA256 ab263c3f913b42d9c1e9a8f2e72ed410bfd03fd6b714c2273264425a1c06e3c3
Tags
vipkeylogger collection discovery keylogger spyware 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

ab263c3f913b42d9c1e9a8f2e72ed410bfd03fd6b714c2273264425a1c06e3c3

Threat Level: Known bad

The file 22102024_1613_21102024_RF_DHL KULI500796821.PDF.gz was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery keylogger spyware stealer

VIPKeylogger

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Browser Information Discovery

System Location Discovery: System Language Discovery

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-22 16:13

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-22 16:13

Reported

2024-10-22 16:18

Platform

win7-20240903-en

Max time kernel

122s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2092 set thread context of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

Browser Information Discovery

discovery

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\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe
PID 2092 wrote to memory of 2412 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 checkip.dyndns.org udp
BR 132.226.247.73:80 checkip.dyndns.org tcp
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

Files

memory/2092-0-0x00000000741AE000-0x00000000741AF000-memory.dmp

memory/2092-1-0x00000000012A0000-0x000000000135E000-memory.dmp

memory/2092-2-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2092-3-0x0000000000570000-0x000000000058C000-memory.dmp

memory/2092-4-0x00000000741AE000-0x00000000741AF000-memory.dmp

memory/2092-5-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2092-6-0x00000000011F0000-0x000000000127C000-memory.dmp

memory/2412-7-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-17-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-15-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-13-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2412-10-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-9-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2412-8-0x0000000000400000-0x0000000000448000-memory.dmp

memory/2092-19-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2412-18-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2412-20-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2412-21-0x00000000741A0000-0x000000007488E000-memory.dmp

memory/2412-22-0x00000000741A0000-0x000000007488E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-22 16:13

Reported

2024-10-22 16:18

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

279s

Command Line

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Accesses Microsoft Outlook profiles

collection
Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Looks up external IP address via web service

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3368 set thread context of 4912 N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

Browser Information Discovery

discovery

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\RF_DHL KULI500796821.PDF.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe

"C:\Users\Admin\AppData\Local\Temp\RF_DHL KULI500796821.PDF.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 101.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
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 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 242.44.101.158.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 75.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 93.65.42.20.in-addr.arpa udp

Files

memory/3368-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/3368-1-0x0000000000E20000-0x0000000000EDE000-memory.dmp

memory/3368-2-0x0000000005F20000-0x00000000064C4000-memory.dmp

memory/3368-3-0x00000000058B0000-0x0000000005942000-memory.dmp

memory/3368-4-0x0000000005A80000-0x0000000005A8A000-memory.dmp

memory/3368-5-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/3368-6-0x0000000005BC0000-0x0000000005C5C000-memory.dmp

memory/3368-7-0x0000000005D80000-0x0000000005D9C000-memory.dmp

memory/3368-8-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

memory/3368-9-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/3368-10-0x0000000009310000-0x000000000939C000-memory.dmp

memory/4912-11-0x0000000000400000-0x0000000000448000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RF_DHL KULI500796821.PDF.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4912-14-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/3368-15-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/4912-16-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/4912-17-0x0000000074A70000-0x0000000075220000-memory.dmp

memory/4912-18-0x0000000006DF0000-0x0000000006FB2000-memory.dmp

memory/4912-19-0x0000000006C90000-0x0000000006CE0000-memory.dmp