Analysis
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max time kernel
143s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
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submitted
25-11-2022 04:32
General
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Target
SecuriteInfo.com.Win64.Evo-gen.23783.exe
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Size
481KB
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MD5
fe9ba4720007e83dce56fc48db01714e
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SHA1
22001f0203006ea0ca3770b4f9e7a623b7508e4f
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SHA256
9b752fc57f6cd1b2f7869f232c6860adf24bcc3454d330e9f481671b27b7dc0c
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SHA512
400d399fc8a1296d02f6828d94a2b4ca98752fabe3940fe0673790f39271a0f119e3684fdfdb95e7045379247a0afdd719eb5d79d83d76846cdf062d0be1163a
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SSDEEP
12288:+9N5ED78SX7p+yqWmg1VvagwxOVKTa/qo6b82q3AM0Yn6fEa:+9UMg1+yqkvagfVKTORNhx0Yn6c
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5826208898:AAHq1wGhT3E-mEl-_VCUxWwOZtnwnWe6Rp0/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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UAC bypass 3 TTPs 1 IoCs
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Windows security bypass 2 TTPs 2 IoCs
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Sets service image path in registry 2 TTPs 1 IoCs
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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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Windows security modification 2 TTPs 3 IoCs
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Checks whether UAC is enabled 1 TTPs 2 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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Suspicious behavior: EnumeratesProcesses 5 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
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Suspicious use of AdjustPrivilegeToken 5 IoCs
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Suspicious use of WriteProcessMemory 10 IoCs
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System policy modification 1 TTPs 1 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\SecuriteInfo.com.Win64.Evo-gen.23783.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.23783.exe"1⤵
- UAC bypass
- Windows security bypass
- Sets service image path in registry
- Checks computer location settings
- Windows security modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.23783.exe" -Force2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
496KB
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Filesize
5.6MB
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Filesize
240KB
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Filesize
624KB
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Filesize
408KB
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Filesize
320KB
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Filesize
584KB
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Filesize
40KB
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Filesize
10.8MB
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Filesize
10.8MB
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Filesize
136KB
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