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Analysis
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max time kernel
130s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
25/09/2024, 14:06
General
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Target
remittance copy-25.09.2024.exe
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Size
688KB
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MD5
3b7c235252eba27cf163fb80869be68f
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SHA1
e61803468d6f6f996d9f5d9c75d34ab602c7bae4
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SHA256
ceca739302bb3267a12223a60ea0e703e138a87c8833467f1ae6e009eeefb82a
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SHA512
13986f599a53c688c81f5c9f148ed59580b4f8d0afbfa9f7524c0ed31628d4c50d1957c7728c31fdbaef51ecf58633387c7cd8f48eb1e27bc110b1d13602a9c4
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SSDEEP
12288:J1kp8KicyholayCODKfSIGdou0EiVdK+SoxPPMWBE2dvVVMFgNEFcm0eG9A8bQb:m8tcSolabaKfSI7yi3K+So9vB9tVM2Pk
Malware Config
Extracted
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
QvGP%z%2
Extracted
vipkeylogger
Protocol: smtp- Host:
us2.smtp.mailhostbox.com - Port:
587 - Username:
[email protected] - Password:
QvGP%z%2 - 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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 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 4 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 6 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 14 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\remittance copy-25.09.2024.exe"C:\Users\Admin\AppData\Local\Temp\remittance copy-25.09.2024.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\Roaming\SaIilZvS.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\SaIilZvS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC285.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\remittance copy-25.09.2024.exe"C:\Users\Admin\AppData\Local\Temp\remittance copy-25.09.2024.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
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD53db3f8a55da0b814deb6bccd3aab0186
SHA11d0a55f3bd25caba599774aa28dfb9877f17aa72
SHA256fb7f8fafc6a454416860938c81f0a1bf7df9e1eef5dbf8bc39bcef5566d258d0
SHA51271db86a25369994c1c0fb6b6e247cb5f27d6071b3bf6673db463f6fd86a25bfa9e626b51b499da07b4a21ac29db6bdbac529eefed2bc395a1cc9a34b87205b75
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Filesize
5.2MB
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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
7.7MB
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Filesize
288KB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
624KB
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Filesize
560KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
72KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
712KB
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Filesize
216KB
-
Filesize
600KB
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Filesize
408KB
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Filesize
3.3MB
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Filesize
120KB
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Filesize
304KB
-
Filesize
200KB
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Filesize
304KB
-
Filesize
120KB
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Filesize
652KB
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Filesize
6.5MB
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Filesize
104KB
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Filesize
40KB
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Filesize
136KB
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Filesize
68KB
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Filesize
56KB
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Filesize
80KB
-
Filesize
104KB
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Filesize
32KB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
6.2MB
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Filesize
7.7MB