Malware Analysis Report

2024-12-01 03:11

Sample ID 241111-rseq6azgll
Target Curriculum Vitae Estrella Torres.exe
SHA256 bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b
Tags
snakekeylogger 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bb1938427ba37a7c09953897649628d7cd5267e29cbb76e11c9274fe913d2d0b

Threat Level: Known bad

The file Curriculum Vitae Estrella Torres.exe was found to be: Known bad.

Malicious Activity Summary

snakekeylogger collection discovery keylogger spyware stealer

Snakekeylogger family

Snake Keylogger

Snake Keylogger payload

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 use of WriteProcessMemory

outlook_win_path

Suspicious use of AdjustPrivilegeToken

outlook_office_path

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 14:27

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 14:27

Reported

2024-11-11 14:29

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.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 2000 set thread context of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.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\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2000 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 212 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 4552 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 2000 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.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 reallyfreegeoip.org udp
US 104.21.67.152:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 169.8.226.132.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 152.67.21.104.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 90.65.42.20.in-addr.arpa udp

Files

memory/2000-0-0x000000007529E000-0x000000007529F000-memory.dmp

memory/2000-1-0x0000000000FE0000-0x000000000108E000-memory.dmp

memory/2000-2-0x0000000006010000-0x00000000065B4000-memory.dmp

memory/2000-3-0x0000000005B00000-0x0000000005B92000-memory.dmp

memory/2000-4-0x0000000005A90000-0x0000000005A9A000-memory.dmp

memory/2000-5-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2000-6-0x0000000005D60000-0x0000000005DFC000-memory.dmp

memory/2000-7-0x0000000005FF0000-0x000000000600C000-memory.dmp

memory/2000-8-0x000000007529E000-0x000000007529F000-memory.dmp

memory/2000-9-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2000-10-0x00000000032F0000-0x0000000003358000-memory.dmp

memory/2928-11-0x0000000000400000-0x0000000000426000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Curriculum Vitae Estrella Torres.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/2928-14-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2000-15-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2928-16-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2928-17-0x0000000075290000-0x0000000075A40000-memory.dmp

memory/2928-18-0x0000000006480000-0x00000000064D0000-memory.dmp

memory/2928-19-0x00000000066A0000-0x0000000006862000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 14:27

Reported

2024-11-11 14:29

Platform

win7-20241023-en

Max time kernel

121s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

Signatures

Snake Keylogger

stealer keylogger snakekeylogger

Snake Keylogger payload

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

Snakekeylogger family

snakekeylogger

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.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 1776 set thread context of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.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\Curriculum Vitae Estrella Torres.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe
PID 1776 wrote to memory of 2436 N/A C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe"

C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.exe

"C:\Users\Admin\AppData\Local\Temp\Curriculum Vitae Estrella Torres.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

Files

memory/1776-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/1776-1-0x0000000000A50000-0x0000000000AFE000-memory.dmp

memory/1776-2-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/1776-3-0x0000000000880000-0x000000000089C000-memory.dmp

memory/1776-4-0x00000000743FE000-0x00000000743FF000-memory.dmp

memory/1776-5-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/1776-6-0x0000000000920000-0x0000000000988000-memory.dmp

memory/2436-7-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-9-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2436-14-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-16-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-18-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2436-11-0x0000000000400000-0x0000000000426000-memory.dmp

memory/1776-19-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2436-20-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2436-21-0x00000000743F0000-0x0000000074ADE000-memory.dmp

memory/2436-22-0x00000000743F0000-0x0000000074ADE000-memory.dmp