Malware Analysis Report

2025-04-03 14:15

Sample ID 241114-dwrm8sxnbm
Target fc28aab5dfc0c7a912a31923c1fb309f148b0ea8f12e14471b13a6745bf6c22a.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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

fc28aab5dfc0c7a912a31923c1fb309f148b0ea8f12e14471b13a6745bf6c22a

Threat Level: Shows suspicious behavior

The file fc28aab5dfc0c7a912a31923c1fb309f148b0ea8f12e14471b13a6745bf6c22a.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

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 behavior: EnumeratesProcesses

outlook_office_path

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

outlook_win_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-14 03:21

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-14 03:21

Reported

2024-11-14 03:24

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

148s

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-1-5-21-3227495264-2217614367-4027411560-1000\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-1-5-21-3227495264-2217614367-4027411560-1000\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-1-5-21-3227495264-2217614367-4027411560-1000\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 4928 set thread context of 1376 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-1-5-21-3227495264-2217614367-4027411560-1000\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-1-5-21-3227495264-2217614367-4027411560-1000\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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.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
JP 132.226.8.169:80 checkip.dyndns.org tcp
US 8.8.8.8:53 reallyfreegeoip.org udp
US 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
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 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/4928-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

memory/4928-1-0x0000000000220000-0x00000000002B4000-memory.dmp

memory/4928-2-0x00000000052B0000-0x0000000005854000-memory.dmp

memory/4928-3-0x0000000004D00000-0x0000000004D92000-memory.dmp

memory/4928-4-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

memory/4928-5-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/4928-6-0x0000000005150000-0x0000000005162000-memory.dmp

memory/4928-7-0x00000000749CE000-0x00000000749CF000-memory.dmp

memory/4928-8-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/4928-9-0x0000000006190000-0x00000000061F2000-memory.dmp

memory/4928-10-0x0000000009CF0000-0x0000000009D8C000-memory.dmp

memory/1376-11-0x0000000000400000-0x000000000041E000-memory.dmp

memory/1376-13-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/4928-14-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1376-15-0x00000000749C0000-0x0000000075170000-memory.dmp

memory/1376-16-0x0000000006D20000-0x0000000006D70000-memory.dmp

memory/1376-17-0x0000000007040000-0x0000000007202000-memory.dmp

memory/1376-18-0x00000000749C0000-0x0000000075170000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-14 03:21

Reported

2024-11-14 03:24

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

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

Signatures

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2440 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2104 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 2776 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
PID 2440 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe

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"

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"

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

N/A

Files

memory/2440-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

memory/2440-1-0x0000000000260000-0x00000000002F4000-memory.dmp

memory/2440-2-0x0000000074B40000-0x000000007522E000-memory.dmp

memory/2440-3-0x0000000000550000-0x0000000000562000-memory.dmp

memory/2440-4-0x0000000074B40000-0x000000007522E000-memory.dmp

memory/2440-5-0x0000000002010000-0x0000000002072000-memory.dmp

memory/2440-6-0x0000000074B40000-0x000000007522E000-memory.dmp