Analysis
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max time kernel
148s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
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submitted
05-12-2023 18:18
General
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Target
SecuriteInfo.com.Win32.CrypterX-gen.21905.7332.exe
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Size
860KB
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MD5
e7baaee502ac82e9bd0df28da8bcc066
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SHA1
670d41f85ae6ef92f0ac0d4d02f6d14aab409a81
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SHA256
e28d683f4f77a06bc3777f35f6adb3e2e31eb77bffda02aff5a9174fb0f7afc3
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SHA512
126fc5963a4c89dea013a257b23118d226584fecb7cd597b4d9d10cefcb90405ca669cc27d2f749bfa4002f782f82a0c1971e0d099680516bd416562bf64959a
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SSDEEP
12288:DT5VH5nF8pREGHTbY5dtSgOhbly3xzT7wlttC3oJDWwFGGBhhMd96EhMxX2if2J5:xtmMchxUUFPDtFGEh6d96lg62J
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.asiaparadisehotel.com - Port:
587 - Username:
[email protected] - Password:
KTNL)LqQaA(8 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Adds Run key to start application 2 TTPs 1 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).
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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 5 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 20 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.21905.7332.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.21905.7332.exe"1⤵
- Suspicious use of SetThreadContext
- 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\lakRqEsCRYS.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\lakRqEsCRYS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8B20.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5eec33073b881d503ce879193caae88d4
SHA123af561d91cdb93c30328bccabb441b56ba9e88f
SHA256b453a7dc9986c8eac61429d3d6fbe3d5903c807464bd16c5d110d31d0e820d16
SHA512f8ed278b61773f1a732c91cb91d24fea521927ecc92be56b9947a7866b8f576047acbaa715790267e50353cfcd64a196eca69b1acfeb95558778827ffb73307f
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Filesize
6.9MB
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Filesize
888KB
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Filesize
256KB
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Filesize
96KB
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Filesize
32KB
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Filesize
40KB
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Filesize
576KB
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Filesize
6.9MB
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Filesize
256KB
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
5.7MB
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Filesize
256KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
4KB
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Filesize
264KB
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Filesize
6.9MB
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Filesize
256KB