Analysis
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max time kernel
123s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
08-11-2024 09:29
General
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Target
Pedido de Cotação-241107.bat.exe
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Size
861KB
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MD5
5bb7732a7e51e72677937a5c66e73794
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SHA1
8dbe997d772b107c6cfd1e1abd9f64128d65b2f7
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SHA256
6a1c2df0bd6aacd1b69d3ab82b88b71f5552beaec7c452c36af1a3fed04c5bf2
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SHA512
bb9eb8a6f9fb0416c2f632d3fd773bc57b8f10df87e1b570afa67b77f5b8e63794186394f307e9365c2df24efbcfa31c033c35f56dc075f18779c7c8787b48e4
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SSDEEP
24576:d1k1FidMNmlUabitlah20TmL5PGe3lQOno+QHPx5/OMZ:d1k1FiUmlUaygh2O6PGe1/zQv
Malware Config
Extracted
Protocol: smtp- Host:
mail.lisotel.com - Port:
587 - Username:
[email protected] - Password:
Lisotel.2022_!
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.lisotel.com - Port:
587 - Username:
[email protected] - Password:
Lisotel.2022_! - 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 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 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 SetThreadContext 1 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 5 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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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 17 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\Pedido de Cotação-241107.bat.exe"C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\npFBVXl.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\npFBVXl" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB0E1.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107.bat.exe"C:\Users\Admin\AppData\Local\Temp\Pedido de Cotação-241107.bat.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5bae47e3a3b2b00b165ff2452166b5243
SHA1188f5b115d0269b331e0c2128315f1cff9438ced
SHA256625f5900da258173072944c8ffed36d93006779bb300d5ea0a36e88dc649563c
SHA5125c59610f1485b7bb745772e97f8e3f68249cb18cd1b9b8eb67ac00a07fed4da34c3bd549f129878dd3c912bfa01ec900bd7ffd0259922b5776606e1f3517c8e5
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD561d87d1a785292232bfc9d8299dfd396
SHA1d1c43eba6af37b1a3378f5583157364608a7dcb2
SHA256e1e956954638f19ad68488fad89bbb8b8d2e56e533dd6966baebc6fa8fc6501c
SHA51279b03c069c9c15bff37fcfd438f53a076579c922d385a9146bef0949fcde441e40e4674927d69da70ca685a2722ccf9ed67841c5c4b042a26e0c277b59ea243a
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Filesize
296KB
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Filesize
5.2MB
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Filesize
320KB
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Filesize
1.8MB
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Filesize
80KB
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Filesize
600KB
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Filesize
304KB
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Filesize
304KB
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Filesize
120KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
104KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
200KB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
3.3MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
32KB
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Filesize
136KB
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Filesize
7.7MB
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Filesize
216KB
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Filesize
120KB
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Filesize
652KB
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Filesize
56KB
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Filesize
304KB
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Filesize
408KB
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Filesize
104KB
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Filesize
6.5MB
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Filesize
40KB
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Filesize
68KB
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Filesize
7.7MB
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Filesize
560KB
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Filesize
4KB
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Filesize
112KB
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Filesize
4KB
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Filesize
624KB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
880KB