Malware Analysis Report

2024-12-07 13:05

Sample ID 241113-xtytbaxjfx
Target FUNDSTRANSFER-000009442004-OUTWARDPAYMENTADVICEpdf.zip
SHA256 fc28aab5dfc0c7a912a31923c1fb309f148b0ea8f12e14471b13a6745bf6c22a
Tags
collection discovery spyware stealer
score
7/10

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
7/10

SHA256

fc28aab5dfc0c7a912a31923c1fb309f148b0ea8f12e14471b13a6745bf6c22a

Threat Level: Shows suspicious behavior

The file FUNDSTRANSFER-000009442004-OUTWARDPAYMENTADVICEpdf.zip was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection discovery spyware stealer

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 19:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 19:09

Reported

2024-11-13 19:12

Platform

win7-20241010-en

Max time kernel

122s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"

Signatures

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).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 2448 set thread context of 3004 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

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\SUNNY (1).exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"

C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).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/2448-0-0x000000007456E000-0x000000007456F000-memory.dmp

memory/2448-1-0x00000000008F0000-0x0000000000984000-memory.dmp

memory/2448-2-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/2448-3-0x0000000000A00000-0x0000000000A12000-memory.dmp

memory/2448-4-0x000000007456E000-0x000000007456F000-memory.dmp

memory/2448-5-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/2448-6-0x0000000004BC0000-0x0000000004C22000-memory.dmp

memory/3004-7-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-8-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-13-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-15-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3004-17-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-10-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-9-0x0000000000400000-0x000000000041E000-memory.dmp

memory/3004-19-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/2448-18-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/3004-20-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/3004-21-0x0000000074560000-0x0000000074C4E000-memory.dmp

memory/3004-22-0x0000000074560000-0x0000000074C4E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 19:09

Reported

2024-11-13 19:11

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"

Signatures

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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).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 4764 set thread context of 376 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

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\SUNNY (1).exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"

C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

"C:\Users\Admin\AppData\Local\Temp\SUNNY (1).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 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.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 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/4764-0-0x000000007519E000-0x000000007519F000-memory.dmp

memory/4764-1-0x0000000000A90000-0x0000000000B24000-memory.dmp

memory/4764-2-0x0000000005B30000-0x00000000060D4000-memory.dmp

memory/4764-3-0x0000000005580000-0x0000000005612000-memory.dmp

memory/4764-4-0x0000000075190000-0x0000000075940000-memory.dmp

memory/4764-5-0x0000000005520000-0x000000000552A000-memory.dmp

memory/4764-6-0x0000000005960000-0x0000000005972000-memory.dmp

memory/4764-7-0x000000007519E000-0x000000007519F000-memory.dmp

memory/4764-8-0x0000000075190000-0x0000000075940000-memory.dmp

memory/4764-9-0x00000000069E0000-0x0000000006A42000-memory.dmp

memory/4764-10-0x000000000A560000-0x000000000A5FC000-memory.dmp

memory/376-11-0x0000000000400000-0x000000000041E000-memory.dmp

memory/376-14-0x0000000075190000-0x0000000075940000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SUNNY (1).exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4764-15-0x0000000075190000-0x0000000075940000-memory.dmp

memory/376-16-0x0000000075190000-0x0000000075940000-memory.dmp

memory/376-17-0x0000000006A50000-0x0000000006AA0000-memory.dmp

memory/376-18-0x0000000006E70000-0x0000000007032000-memory.dmp

memory/376-19-0x0000000075190000-0x0000000075940000-memory.dmp