Analysis
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max time kernel
38s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
06/11/2024, 06:50
General
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Target
Solicitação de cotação.bat.exe
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Size
820KB
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MD5
9d69f27b49d325ccb989a8fa33bf0053
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SHA1
d0930220daced19a0000a3971e5f17a1192d1f1d
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SHA256
731523e50d68d20fb75e234c107ecbb8e39f2d7115cc1795e73eca399c548a84
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SHA512
f9c318f83cc16681b0c6e67acbff54881a6a8b623e6b5e069ad010d006d3d9d402994db82b6e220441104f41373b54c5fa83fb1924bc93c97f0b6f5cf0dd71da
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SSDEEP
12288:8l7YdUrL47qgWLvlgmoPEG9cjquHUdn6+XXlTFQSMeAKFhxZ0xHX2:CEU47IvlgmoPvqjq426A/AKTxZ0hm
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.hgdijitalbaski.com - Port:
587 - Username:
[email protected] - Password:
05310325799habil - 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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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 12 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 33 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\Solicitação de cotação.bat.exe"C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"1⤵
- 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\Solicitação de cotação.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\nKzgBhPm.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\nKzgBhPm" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC7F.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.bat.exe"C:\Users\Admin\AppData\Local\Temp\Solicitação de cotação.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
1KB
MD5195fa996bf9099fed845cf3b1de71fc4
SHA101533a5086bded7a45218c05141d49dd69611846
SHA2560fe25ccbb4b920e2008aef64678c90178491ad2cad4b55b28daf840f7c344dcf
SHA512f38a813f89264ebd23f8e8251f68ecbb4aee62f63722936c690068a975f783ad1a238c871b806e25d2dfcb2dc6c227f65c5c658db057c719bc2b1a1453e30f87
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Filesize
7KB
MD54147b97bb3c004ee94e074a3f281f84d
SHA1bb63dd6c128d2976f1f4a09865501d09961dfb6c
SHA256e06709d865c25a1fba71794dab0abf11267ac22be94c03993a3d950047af2303
SHA5127936ac996518d02cc7cb62bac2ff0e200f26c99eeff9cac6bae097b70ed305f2d187c7cdbbfdec86c7b0689661a10f6e078a187e7ecbd6b6807183ff06d571b7
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Filesize
4KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
560KB
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Filesize
6.9MB
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Filesize
848KB
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Filesize
112KB
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Filesize
288KB
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Filesize
288KB
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Filesize
4KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB
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Filesize
288KB