Malware Analysis Report

2024-11-30 14:49

Sample ID 240925-k8ggcsxcmk
Target rPO_CW00402902400438.exe
SHA256 96a414f408bf9ccc9b692b2dc5a4faa115e752edecdd5f2292c3135eee522b93
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

96a414f408bf9ccc9b692b2dc5a4faa115e752edecdd5f2292c3135eee522b93

Threat Level: Known bad

The file rPO_CW00402902400438.exe 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

Unsigned PE

System Location Discovery: System Language Discovery

Browser Information Discovery

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-25 09:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-25 09:16

Reported

2024-09-25 09:18

Platform

win7-20240903-en

Max time kernel

117s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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 2036 set thread context of 2288 N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe"

C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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 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/2036-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/2036-1-0x00000000009E0000-0x0000000000A96000-memory.dmp

memory/2036-2-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2036-3-0x0000000000930000-0x0000000000942000-memory.dmp

memory/2036-4-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/2036-5-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2036-6-0x0000000005330000-0x00000000053BC000-memory.dmp

memory/2288-8-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-17-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-21-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2288-14-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-11-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-19-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-9-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2288-22-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2036-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2288-24-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2288-25-0x00000000740E0000-0x00000000747CE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-25 09:16

Reported

2024-09-25 09:18

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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 4968 set thread context of 516 N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.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\rPO_CW00402902400438.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe"

C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe

"C:\Users\Admin\AppData\Local\Temp\rPO_CW00402902400438.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.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
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 19.229.111.52.in-addr.arpa udp

Files

memory/4968-0-0x00000000752AE000-0x00000000752AF000-memory.dmp

memory/4968-1-0x0000000000990000-0x0000000000A46000-memory.dmp

memory/4968-2-0x0000000005A40000-0x0000000005FE4000-memory.dmp

memory/4968-3-0x00000000053E0000-0x0000000005472000-memory.dmp

memory/4968-4-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/4968-5-0x00000000054A0000-0x00000000054AA000-memory.dmp

memory/4968-6-0x0000000005740000-0x0000000005752000-memory.dmp

memory/4968-7-0x00000000752AE000-0x00000000752AF000-memory.dmp

memory/4968-8-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/4968-9-0x00000000070B0000-0x000000000713C000-memory.dmp

memory/4968-10-0x0000000009790000-0x000000000982C000-memory.dmp

memory/516-11-0x0000000000400000-0x000000000044A000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\rPO_CW00402902400438.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4968-14-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/516-15-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/516-16-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/516-17-0x00000000752A0000-0x0000000075A50000-memory.dmp

memory/516-18-0x0000000006830000-0x00000000069F2000-memory.dmp

memory/516-19-0x00000000066B0000-0x0000000006700000-memory.dmp