Malware Analysis Report

2024-11-30 14:55

Sample ID 241029-r74ntswell
Target 29102024_1442_29102024_WrthFACTURA4052299769.rar
SHA256 0b80e042370423ab8d291f146681dc103939db92d24a42aa99a6f0703f26524c
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

0b80e042370423ab8d291f146681dc103939db92d24a42aa99a6f0703f26524c

Threat Level: Known bad

The file 29102024_1442_29102024_WrthFACTURA4052299769.rar was found to be: Known bad.

Malicious Activity Summary

vipkeylogger discovery keylogger stealer collection spyware

VIPKeylogger

Vipkeylogger family

Reads user/profile data of local email clients

Loads dropped DLL

Reads user/profile data of web browsers

Looks up external IP address via web service

Legitimate hosting services abused for malware hosting/C2

Accesses Microsoft Outlook profiles

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Drops file in Windows directory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Browser Information Discovery

outlook_win_path

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

outlook_office_path

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-29 14:52

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

2024-10-29 14:50

Reported

2024-10-29 14:54

Platform

win7-20241010-en

Max time kernel

89s

Max time network

94s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.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\Factura-allianz.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2076 set thread context of 2816 N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\resources\olieaffald\Unconsummative103.pro C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
File opened for modification C:\Windows\rocksanger\noninfluential.ini C:\Users\Admin\AppData\Local\Temp\Factura-allianz.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\Factura-allianz.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 drive.google.com udp
GB 142.250.179.238:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.180.3:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.180.3:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 142.250.187.193:443 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 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

\Users\Admin\AppData\Local\Temp\nszB5F8.tmp\System.dll

MD5 fc90dfb694d0e17b013d6f818bce41b0
SHA1 3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

memory/2076-14-0x00000000772E1000-0x00000000773E2000-memory.dmp

memory/2076-15-0x00000000772E0000-0x0000000077489000-memory.dmp

memory/2816-16-0x00000000772E0000-0x0000000077489000-memory.dmp

memory/2816-17-0x00000000004A0000-0x0000000001502000-memory.dmp

memory/2816-39-0x00000000004A0000-0x0000000001502000-memory.dmp

memory/2816-40-0x00000000004A0000-0x00000000004E8000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-29 14:50

Reported

2024-10-29 14:54

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

Signatures

VIPKeylogger

stealer keylogger vipkeylogger

Vipkeylogger family

vipkeylogger

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.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-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Factura-allianz.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\Factura-allianz.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2408 set thread context of 1884 N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\resources\olieaffald\Unconsummative103.pro C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
File opened for modification C:\Windows\rocksanger\noninfluential.ini C:\Users\Admin\AppData\Local\Temp\Factura-allianz.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\Factura-allianz.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Suspicious use of AdjustPrivilegeToken

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

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe

"C:\Users\Admin\AppData\Local\Temp\Factura-allianz.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 67.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 drive.google.com udp
GB 142.250.179.238:443 drive.google.com tcp
US 8.8.8.8:53 238.179.250.142.in-addr.arpa udp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.180.3:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.180.3:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 142.250.187.193:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 193.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 3.180.250.142.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 172.67.177.134:443 reallyfreegeoip.org tcp
US 8.8.8.8:53 73.247.226.132.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 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.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

Files

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

MD5 fc90dfb694d0e17b013d6f818bce41b0
SHA1 3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

memory/2408-14-0x0000000077471000-0x0000000077591000-memory.dmp

memory/2408-16-0x0000000010004000-0x0000000010005000-memory.dmp

memory/2408-15-0x0000000077471000-0x0000000077591000-memory.dmp

memory/1884-17-0x0000000077471000-0x0000000077591000-memory.dmp

memory/1884-18-0x00000000774F8000-0x00000000774F9000-memory.dmp

memory/1884-19-0x0000000077515000-0x0000000077516000-memory.dmp

memory/1884-33-0x0000000077471000-0x0000000077591000-memory.dmp

memory/1884-32-0x00000000004A0000-0x00000000016F4000-memory.dmp

memory/1884-34-0x000000007236E000-0x000000007236F000-memory.dmp

memory/1884-35-0x00000000004A0000-0x00000000004E8000-memory.dmp

memory/1884-36-0x00000000382B0000-0x0000000038854000-memory.dmp

memory/1884-37-0x0000000038860000-0x00000000388FC000-memory.dmp

memory/1884-39-0x0000000072360000-0x0000000072B10000-memory.dmp

memory/1884-40-0x0000000038E80000-0x0000000039042000-memory.dmp

memory/1884-41-0x0000000039050000-0x00000000390A0000-memory.dmp

memory/1884-42-0x000000007236E000-0x000000007236F000-memory.dmp

memory/1884-44-0x0000000072360000-0x0000000072B10000-memory.dmp

memory/1884-45-0x0000000039130000-0x00000000391C2000-memory.dmp

memory/1884-46-0x0000000039200000-0x000000003920A000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-10-29 14:50

Reported

2024-10-29 14:54

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

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 2704 -s 224

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-10-29 14:50

Reported

2024-10-29 14:54

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

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 1912 wrote to memory of 3400 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 3400 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 1912 wrote to memory of 3400 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 408 -p 3400 -ip 3400

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3400 -s 612

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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

Files

N/A