Malware Analysis Report

2024-12-07 03:07

Sample ID 241113-s5bqpsxrdn
Target FUNDS TRANSFER - 000009442004 - OUTWARD PAYMENT ADVICE pdf.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 FUNDS TRANSFER - 000009442004 - OUTWARD PAYMENT ADVICE pdf.zip was found to be: Shows suspicious behavior.

Malicious Activity Summary

collection discovery spyware stealer

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Accesses Microsoft Outlook profiles

Looks up external IP address via web service

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_win_path

Suspicious behavior: EnumeratesProcesses

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-13 15:42

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-13 15:42

Reported

2024-11-13 15:44

Platform

win7-20240903-en

Max time kernel

120s

Max time network

134s

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-1-5-21-3063565911-2056067323-3330884624-1000\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-1-5-21-3063565911-2056067323-3330884624-1000\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-1-5-21-3063565911-2056067323-3330884624-1000\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 2136 set thread context of 2956 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-1-5-21-3063565911-2056067323-3330884624-1000\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-1-5-21-3063565911-2056067323-3330884624-1000\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
JP 132.226.8.169:80 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/2136-0-0x00000000748FE000-0x00000000748FF000-memory.dmp

memory/2136-1-0x0000000000BD0000-0x0000000000C64000-memory.dmp

memory/2136-2-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2136-3-0x0000000000660000-0x0000000000672000-memory.dmp

memory/2136-4-0x00000000748FE000-0x00000000748FF000-memory.dmp

memory/2136-5-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2136-6-0x0000000004A80000-0x0000000004AE2000-memory.dmp

memory/2956-7-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-9-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-18-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-16-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2956-13-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-11-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2956-21-0x0000000000400000-0x000000000041E000-memory.dmp

memory/2136-23-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2956-22-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2956-24-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2956-25-0x00000000748F0000-0x0000000074FDE000-memory.dmp

memory/2956-26-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 15:42

Reported

2024-11-13 15:44

Platform

win10v2004-20241007-en

Max time kernel

117s

Max time network

150s

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-1-5-21-3442511616-637977696-3186306149-1000\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-1-5-21-3442511616-637977696-3186306149-1000\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-1-5-21-3442511616-637977696-3186306149-1000\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 4600 set thread context of 1944 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-1-5-21-3442511616-637977696-3186306149-1000\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-1-5-21-3442511616-637977696-3186306149-1000\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 8.8.8.8.in-addr.arpa udp
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 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
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 8.8.8.8:53 73.247.226.132.in-addr.arpa udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 134.177.67.172.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 104.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 70.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/4600-0-0x000000007520E000-0x000000007520F000-memory.dmp

memory/4600-1-0x0000000000800000-0x0000000000894000-memory.dmp

memory/4600-2-0x0000000005820000-0x0000000005DC4000-memory.dmp

memory/4600-3-0x0000000005310000-0x00000000053A2000-memory.dmp

memory/4600-4-0x00000000052A0000-0x00000000052AA000-memory.dmp

memory/4600-5-0x0000000075200000-0x00000000759B0000-memory.dmp

memory/4600-6-0x0000000007C60000-0x0000000007C72000-memory.dmp

memory/4600-7-0x000000007520E000-0x000000007520F000-memory.dmp

memory/4600-8-0x0000000075200000-0x00000000759B0000-memory.dmp

memory/4600-9-0x0000000006750000-0x00000000067B2000-memory.dmp

memory/4600-10-0x000000000A340000-0x000000000A3DC000-memory.dmp

memory/1944-11-0x0000000000400000-0x000000000041E000-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/1944-14-0x0000000075200000-0x00000000759B0000-memory.dmp

memory/4600-15-0x0000000075200000-0x00000000759B0000-memory.dmp

memory/1944-16-0x0000000075200000-0x00000000759B0000-memory.dmp

memory/1944-17-0x0000000006B70000-0x0000000006BC0000-memory.dmp

memory/1944-18-0x0000000006E90000-0x0000000007052000-memory.dmp

memory/1944-19-0x0000000075200000-0x00000000759B0000-memory.dmp