Malware Analysis Report

2024-11-13 15:35

Sample ID 241022-tzyhysvajh
Target 22102024_1630_21102024_Condiciones Particulares_13213605.rar
SHA256 cdd30c63e999c2a47d6aec5b7a7849c11a5a4f24b1b3a5750acdfc8d105a21f1
Tags
vipkeylogger discovery keylogger stealer collection spyware
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

cdd30c63e999c2a47d6aec5b7a7849c11a5a4f24b1b3a5750acdfc8d105a21f1

Threat Level: Known bad

The file 22102024_1630_21102024_Condiciones Particulares_13213605.rar was found to be: Known bad.

Malicious Activity Summary

vipkeylogger discovery keylogger stealer collection spyware

VIPKeylogger

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Loads dropped DLL

Looks up external IP address via web service

Accesses Microsoft Outlook profiles

Legitimate hosting services abused for malware hosting/C2

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Suspicious use of NtCreateThreadExHideFromDebugger

Drops file in Program Files directory

Browser Information Discovery

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

outlook_win_path

outlook_office_path

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-22 16:30

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-22 16:30

Reported

2024-10-22 16:35

Platform

win7-20240708-en

Max time kernel

118s

Max time network

192s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A 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 NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2512 set thread context of 568 N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\rollerskater.lnk C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
File opened for modification C:\Program Files (x86)\rollerskater.lnk C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Enumerates physical storage devices

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\Condiciones Particulares_13213605.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 drive.google.com udp
GB 142.250.178.14:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.178.3:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.178.3:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 216.58.201.97:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 checkip.dyndns.org udp
DE 193.122.6.168:80 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
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.18.190.80:80 crl.microsoft.com tcp
US 8.8.8.8:53 www.microsoft.com udp
GB 184.25.193.234:80 www.microsoft.com tcp

Files

\Users\Admin\AppData\Local\Temp\nsjDD94.tmp\System.dll

MD5 ee260c45e97b62a5e42f17460d406068
SHA1 df35f6300a03c4d3d3bd69752574426296b78695
SHA256 e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512 a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3

memory/2512-15-0x00000000774C1000-0x00000000775C2000-memory.dmp

memory/2512-16-0x00000000774C0000-0x0000000077669000-memory.dmp

memory/568-17-0x00000000774C0000-0x0000000077669000-memory.dmp

memory/568-37-0x0000000000480000-0x00000000014E2000-memory.dmp

memory/568-38-0x0000000000480000-0x00000000014E2000-memory.dmp

memory/568-39-0x00000000774C0000-0x0000000077669000-memory.dmp

memory/568-40-0x0000000000480000-0x00000000004C8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-22 16:30

Reported

2024-10-22 16:35

Platform

win10v2004-20241007-en

Max time kernel

294s

Max time network

204s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A 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 NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2168 set thread context of 2972 N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\rollerskater.lnk C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
File opened for modification C:\Program Files (x86)\rollerskater.lnk C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Browser Information Discovery

discovery

Enumerates physical storage devices

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\Condiciones Particulares_13213605.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe

"C:\Users\Admin\AppData\Local\Temp\Condiciones Particulares_13213605.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 drive.google.com udp
GB 172.217.16.238:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.178.3:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.178.3:80 o.pki.goog tcp
US 8.8.8.8:53 238.16.217.172.in-addr.arpa udp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 216.58.201.97:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 97.201.58.216.in-addr.arpa udp
US 8.8.8.8:53 checkip.dyndns.org udp
US 193.122.130.0:80 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 0.130.122.193.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 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 25.73.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nsw6439.tmp\System.dll

MD5 ee260c45e97b62a5e42f17460d406068
SHA1 df35f6300a03c4d3d3bd69752574426296b78695
SHA256 e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27
SHA512 a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3

memory/2168-14-0x0000000077C41000-0x0000000077D61000-memory.dmp

memory/2168-16-0x0000000010004000-0x0000000010005000-memory.dmp

memory/2168-15-0x0000000077C41000-0x0000000077D61000-memory.dmp

memory/2972-17-0x0000000077CC8000-0x0000000077CC9000-memory.dmp

memory/2972-18-0x0000000077CE5000-0x0000000077CE6000-memory.dmp

memory/2972-31-0x0000000000480000-0x00000000016D4000-memory.dmp

memory/2972-32-0x0000000000480000-0x00000000016D4000-memory.dmp

memory/2972-33-0x0000000077C41000-0x0000000077D61000-memory.dmp

memory/2972-34-0x0000000072B3E000-0x0000000072B3F000-memory.dmp

memory/2972-35-0x0000000000480000-0x00000000004C8000-memory.dmp

memory/2972-36-0x0000000039750000-0x0000000039CF4000-memory.dmp

memory/2972-37-0x0000000039650000-0x00000000396EC000-memory.dmp

memory/2972-38-0x0000000072B30000-0x00000000732E0000-memory.dmp

memory/2972-40-0x0000000072B3E000-0x0000000072B3F000-memory.dmp

memory/2972-41-0x0000000072B30000-0x00000000732E0000-memory.dmp

memory/2972-42-0x000000003A200000-0x000000003A3C2000-memory.dmp

memory/2972-43-0x000000003A3D0000-0x000000003A420000-memory.dmp

memory/2972-45-0x000000003A480000-0x000000003A512000-memory.dmp

memory/2972-46-0x000000003A550000-0x000000003A55A000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-10-22 16:30

Reported

2024-10-22 16:35

Platform

win7-20241010-en

Max time kernel

240s

Max time network

246s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 228

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-10-22 16:30

Reported

2024-10-22 16:35

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

281s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4364 wrote to memory of 4208 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4364 wrote to memory of 4208 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4364 wrote to memory of 4208 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4208 -ip 4208

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4208 -s 612

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.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 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 104.208.201.84.in-addr.arpa udp
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 91.65.42.20.in-addr.arpa udp

Files

N/A