Malware Analysis Report

2025-05-05 21:47

Sample ID 240829-cmb1razgrp
Target a42a0e33a7afc63d95646d92bda54590N.exe
SHA256 cb3bfc9012fd57837e1502dcc56619ad658c1e0b2328cf172f73ab00261bc8b5
Tags
vipkeylogger collection credential_access 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

cb3bfc9012fd57837e1502dcc56619ad658c1e0b2328cf172f73ab00261bc8b5

Threat Level: Known bad

The file a42a0e33a7afc63d95646d92bda54590N.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection credential_access discovery keylogger spyware stealer

VIPKeylogger

Credentials from Password Stores: Credentials from Web Browsers

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Browser Information Discovery

outlook_office_path

outlook_win_path

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-29 02:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-29 02:11

Reported

2024-08-29 02:13

Platform

win7-20240704-en

Max time kernel

83s

Max time network

58s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

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-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.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 2188 set thread context of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.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\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2188 wrote to memory of 2220 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

Network

Country Destination Domain Proto
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 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/2188-0-0x000000007417E000-0x000000007417F000-memory.dmp

memory/2188-1-0x0000000000890000-0x000000000094E000-memory.dmp

memory/2188-2-0x0000000074170000-0x000000007485E000-memory.dmp

memory/2188-3-0x0000000000310000-0x000000000032A000-memory.dmp

memory/2188-4-0x000000007417E000-0x000000007417F000-memory.dmp

memory/2188-5-0x0000000074170000-0x000000007485E000-memory.dmp

memory/2188-6-0x00000000005C0000-0x00000000005CC000-memory.dmp

memory/2188-7-0x0000000000820000-0x0000000000830000-memory.dmp

memory/2188-8-0x0000000005060000-0x00000000050EC000-memory.dmp

memory/2220-10-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-19-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-15-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-20-0x0000000074170000-0x000000007485E000-memory.dmp

memory/2220-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2220-12-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2188-21-0x0000000074170000-0x000000007485E000-memory.dmp

memory/2220-11-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-18-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-9-0x0000000000400000-0x000000000044A000-memory.dmp

memory/2220-22-0x0000000074170000-0x000000007485E000-memory.dmp

memory/2220-23-0x0000000074170000-0x000000007485E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-29 02:11

Reported

2024-08-29 02:13

Platform

win10v2004-20240802-en

Max time kernel

100s

Max time network

102s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

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-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.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 2296 set thread context of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.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\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2296 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 1968 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe
PID 2296 wrote to memory of 4844 N/A C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe

"C:\Users\Admin\AppData\Local\Temp\a42a0e33a7afc63d95646d92bda54590N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.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 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
NL 52.111.243.31:443 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2296-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

memory/2296-1-0x0000000000ED0000-0x0000000000F8E000-memory.dmp

memory/2296-2-0x0000000005ED0000-0x0000000006474000-memory.dmp

memory/2296-3-0x00000000059C0000-0x0000000005A52000-memory.dmp

memory/2296-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/2296-5-0x00000000059A0000-0x00000000059AA000-memory.dmp

memory/2296-6-0x0000000005C10000-0x0000000005CAC000-memory.dmp

memory/2296-7-0x00000000083C0000-0x00000000083DA000-memory.dmp

memory/2296-8-0x00000000744DE000-0x00000000744DF000-memory.dmp

memory/2296-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/2296-10-0x0000000006B80000-0x0000000006B8C000-memory.dmp

memory/2296-11-0x0000000006B90000-0x0000000006BA0000-memory.dmp

memory/2296-12-0x0000000006BE0000-0x0000000006C6C000-memory.dmp

memory/4844-13-0x0000000000400000-0x000000000044A000-memory.dmp

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\a42a0e33a7afc63d95646d92bda54590N.exe.log

MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

memory/4844-16-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/2296-17-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/4844-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/4844-19-0x00000000744D0000-0x0000000074C80000-memory.dmp

memory/4844-20-0x0000000006C50000-0x0000000006E12000-memory.dmp

memory/4844-21-0x0000000006AD0000-0x0000000006B20000-memory.dmp

memory/4844-22-0x0000000007350000-0x000000000787C000-memory.dmp