Analysis
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max time kernel
146s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
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submitted
31-01-2023 15:00
General
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Target
DHL Documentos de Envio Originales.exe
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Size
542KB
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MD5
1cce91c32aa41200d5e1b635d7821f9e
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SHA1
c1e800c42990352ecf452507da6ec0ebd9ccea72
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SHA256
907b52c6e9a4b8fd598266e523ddd1dc11b7e2a9cf7898b896d7039f8b45dda4
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SHA512
8658f3b290c919b2b849034c9800c14540f89d250b5fcbd549cfd76dfc668c2013fd62e4fed6d742465c5a1b7b0ae23e97f1e21ade99c38e37008a46254e495d
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SSDEEP
12288:AiXgM6dnn8qTvA/hlzx9X3FXUQUqGFr8z9i7+pv1CWtO:rXJe1DmXzvVXU4GFr8zw6R0h
Malware Config
Signatures
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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 data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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 2 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 2 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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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 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\DHL Documentos de Envio Originales.exe"C:\Users\Admin\AppData\Local\Temp\DHL Documentos de Envio Originales.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\KnYieLrPrAbxq.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KnYieLrPrAbxq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp138.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\DHL Documentos de Envio Originales.exe"C:\Users\Admin\AppData\Local\Temp\DHL Documentos de Envio Originales.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5e0fc65cd2bfaa2bc330907fd5fa63c43
SHA1b777da3b4fe3a7cbe78fd916d686f38a0d70c70a
SHA25621b1dd9ec5f6d6f7e5b6b062441fc89c794be6693e88e17a26960c5b83b6ab8a
SHA51237d09d56a1e6b434f07ebc01da863d9f7a3a0274294e70c2253577d2dd9ffc1d2dc68f646be29e59c8e520a411cd6b7a8c11aa6bf4c6c7a4f06b1dbc92f20052
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Filesize
408KB
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Filesize
120KB
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Filesize
32KB
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Filesize
104KB
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Filesize
56KB
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Filesize
216KB
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Filesize
304KB
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Filesize
6.2MB
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Filesize
40KB
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Filesize
104KB
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Filesize
136KB
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Filesize
6.5MB
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Filesize
120KB
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Filesize
600KB
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Filesize
200KB
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Filesize
5.6MB
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Filesize
40KB
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Filesize
584KB
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Filesize
624KB
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Filesize
560KB
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Filesize
1.8MB
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Filesize
192KB
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Filesize
408KB
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Filesize
320KB
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