Malware Analysis Report

2025-05-28 14:55

Sample ID 241207-f5lvfsyjcv
Target 48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe
SHA256 48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30
Tags
vipkeylogger collection discovery execution 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

48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30

Threat Level: Known bad

The file 48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe was found to be: Known bad.

Malicious Activity Summary

vipkeylogger collection discovery execution keylogger spyware stealer

VIPKeylogger

Vipkeylogger family

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Loads dropped DLL

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

System Location Discovery: System Language Discovery

Enumerates physical storage devices

Command and Scripting Interpreter: PowerShell

Browser Information Discovery

Suspicious use of AdjustPrivilegeToken

outlook_office_path

outlook_win_path

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-12-07 05:27

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-07 05:27

Reported

2024-12-07 05:29

Platform

win10v2004-20241007-en

Max time kernel

119s

Max time network

100s

Command Line

"C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.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\Trense.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-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Trense.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\Trense.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A

Browser Information Discovery

discovery

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 33 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 34 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 35 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: 36 N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A

outlook_office_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A

outlook_win_path

Description Indicator Process Target
Key opened \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 C:\Users\Admin\AppData\Local\Temp\Trense.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe

"C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -windowstyle minimized "$Hollows=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\Polysulfonate\sangersken\Exposals.Kom196';$Cindersbanerne=$Hollows.SubString(58520,3);.$Cindersbanerne($Hollows)"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 134.130.81.91.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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 drive.google.com udp
GB 172.217.169.78:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.200.35:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.200.35:80 o.pki.goog tcp
US 8.8.8.8:53 78.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 35.200.250.142.in-addr.arpa udp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 216.58.212.225:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 225.212.58.216.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 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 134.177.67.172.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.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 11.227.111.52.in-addr.arpa udp

Files

memory/3936-8-0x00000000738BE000-0x00000000738BF000-memory.dmp

memory/3936-9-0x0000000004850000-0x0000000004886000-memory.dmp

memory/3936-10-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-11-0x0000000004EC0000-0x00000000054E8000-memory.dmp

memory/3936-12-0x0000000004E20000-0x0000000004E42000-memory.dmp

memory/3936-14-0x0000000005790000-0x00000000057F6000-memory.dmp

memory/3936-13-0x0000000005720000-0x0000000005786000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wuyevf4e.4sn.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3936-24-0x0000000005800000-0x0000000005B54000-memory.dmp

memory/3936-25-0x0000000005E00000-0x0000000005E1E000-memory.dmp

memory/3936-26-0x0000000005E30000-0x0000000005E7C000-memory.dmp

memory/3936-27-0x0000000006350000-0x00000000063E6000-memory.dmp

memory/3936-28-0x0000000006300000-0x000000000631A000-memory.dmp

memory/3936-29-0x00000000063F0000-0x0000000006412000-memory.dmp

memory/3936-30-0x0000000007440000-0x00000000079E4000-memory.dmp

C:\Users\Admin\AppData\Roaming\Polysulfonate\sangersken\Exposals.Kom196

MD5 ff97d4b146a0a25a7d4a45aef84c1b21
SHA1 80c1f5c9c718527570082f12c8aafdb9057d3250
SHA256 4fe0bada021f706a822f5d2854b42c382c60e8730003f04bc1ece22770f111a2
SHA512 397cbd46aa10419ffcbadcde0ada5c5becfd915eb1b7b49591659f1613458e2b0614c0124f1296b214e41d85bd1359d2e714eceb71daa97f34d5ac5a988b1ad7

memory/3936-32-0x0000000008070000-0x00000000086EA000-memory.dmp

memory/3936-34-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-33-0x00000000071F0000-0x0000000007222000-memory.dmp

memory/3936-35-0x000000006FD30000-0x000000006FD7C000-memory.dmp

memory/3936-45-0x0000000007230000-0x000000000724E000-memory.dmp

memory/3936-46-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-47-0x0000000007260000-0x0000000007303000-memory.dmp

memory/3936-48-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-49-0x0000000007360000-0x000000000736A000-memory.dmp

memory/3936-50-0x0000000007380000-0x0000000007391000-memory.dmp

memory/3936-51-0x00000000073C0000-0x00000000073CE000-memory.dmp

memory/3936-52-0x00000000073D0000-0x00000000073E4000-memory.dmp

memory/3936-53-0x0000000007B30000-0x0000000007B4A000-memory.dmp

memory/3936-54-0x0000000007400000-0x0000000007408000-memory.dmp

memory/3936-55-0x0000000007B90000-0x0000000007BBA000-memory.dmp

memory/3936-56-0x0000000007BC0000-0x0000000007BE4000-memory.dmp

memory/3936-57-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-59-0x00000000738B0000-0x0000000074060000-memory.dmp

C:\Users\Admin\AppData\Roaming\Polysulfonate\sangersken\Hackleback141.Gte

MD5 376cf7ed3ab67b8a7818ad3ebdea6f82
SHA1 80d19f5ccb69087491a705ed309b2bf4da08f979
SHA256 b6b9bb1dbefdb53592f244f4928f67791ae51c6033520a30e5329307cf9a38c0
SHA512 738b7587517192b357acad446493b07e1c160c4e956e77dcc7fc7a6d9971896cd772011bb37d7be91321a2e2143750125009ac4930cd92d0dac36037ff0bdbd9

memory/3936-61-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-62-0x00000000738BE000-0x00000000738BF000-memory.dmp

memory/3936-63-0x00000000086F0000-0x000000000CCF8000-memory.dmp

memory/3936-64-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-65-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-66-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-67-0x00000000738B0000-0x0000000074060000-memory.dmp

memory/3936-68-0x00000000738B0000-0x0000000074060000-memory.dmp

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

MD5 a4272146962443a5d3795d2443268660
SHA1 c4b0dea3202c5e7fcb6d97a099b71be43c141066
SHA256 48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30
SHA512 f136c4e2d8d1b77ddc8cbe768c1a7d268bd9a415720b873c98aff2f3c7be441880dafc6b8897b9804891e055ccf1f2b522d762641a97f3811241f8d4d5caf0de

memory/2228-72-0x0000000077231000-0x0000000077351000-memory.dmp

memory/2228-73-0x00000000772B8000-0x00000000772B9000-memory.dmp

memory/2228-74-0x0000000077231000-0x0000000077351000-memory.dmp

memory/2228-88-0x0000000000490000-0x00000000004D8000-memory.dmp

memory/2228-87-0x0000000000490000-0x00000000016E4000-memory.dmp

memory/2228-89-0x0000000024490000-0x000000002452C000-memory.dmp

memory/2228-92-0x0000000024F30000-0x00000000250F2000-memory.dmp

memory/2228-93-0x0000000025100000-0x0000000025150000-memory.dmp

memory/2228-94-0x00000000251E0000-0x0000000025272000-memory.dmp

memory/2228-95-0x00000000252B0000-0x00000000252BA000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-07 05:27

Reported

2024-12-07 05:29

Platform

win7-20240729-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe"

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe

"C:\Users\Admin\AppData\Local\Temp\48db01d4c24db50c1509fe5313929cda3adccf48b3436ef003bf65fc46a56e30N.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"powershell.exe" -windowstyle minimized "$Hollows=Get-Content -Raw 'C:\Users\Admin\AppData\Roaming\Polysulfonate\sangersken\Exposals.Kom196';$Cindersbanerne=$Hollows.SubString(58520,3);.$Cindersbanerne($Hollows)"

Network

N/A

Files

memory/2588-15-0x00000000744D0000-0x0000000074A7B000-memory.dmp

memory/2588-14-0x00000000744D0000-0x0000000074A7B000-memory.dmp

memory/2588-13-0x00000000744D0000-0x0000000074A7B000-memory.dmp

memory/2588-12-0x00000000744D0000-0x0000000074A7B000-memory.dmp

memory/2588-11-0x00000000744D0000-0x0000000074A7B000-memory.dmp

memory/2588-10-0x00000000744D1000-0x00000000744D2000-memory.dmp