Analysis
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max time kernel
91s -
max time network
83s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
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submitted
09-12-2022 15:30
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.27511.29896.exe
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Size
1.0MB
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MD5
9061ed6b5d2456e0ecb5aac7091f5e88
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SHA1
3ec6e4697aabe693287ece278c9b71d070a136b1
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SHA256
26cd2bcced6805a4bcfb2f0f36ee11314431ae022d0a38ec91f0108a6625dd07
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SHA512
43c809767403916ceb919ae560696110f30623441d0d44bb4cc0ad68d5c318e196e6fbb2ca3971e0cd624e2b55f77c3da5612544a6e9712eafa73f8341abc323
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SSDEEP
12288:lANfRvL4JCjVJisvqVW6iD12AsTaE955VVhIbHMaVCTsEilXAbZBpFLu9LeUhdL:qNf1LWChEW6K2Ae7V8HMc7XAfpFc
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5896568959:AAEnkyovAgM2FC6R57hN5WEZdDJkO1x6qLE/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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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 6 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 17 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.Win32.PWSX-gen.27511.29896.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27511.29896.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- 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\hbHEdSCoK.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\hbHEdSCoK" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAF05.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27511.29896.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27511.29896.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD55fd92c6733d8c6fc1757c7cb6f6b5d7e
SHA1431b8ec7843bd92820c696e1b99e8575b338c32e
SHA2565079403ba2ae1c16532e541bd2fb007a93c5ade4b363f1476989e41c47528980
SHA5120c4c1687b238908b43cda3e7fd5f29afc469c58b99058252bec422e0e936a40b0ba7e147b6ad37d7bb8ff3246e111371da84449f5d01a153dcaf21f711f8ed57
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Filesize
5.7MB
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Filesize
5.7MB
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Filesize
184KB
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Filesize
184KB
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Filesize
184KB
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Filesize
184KB
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Filesize
184KB
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Filesize
184KB
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Filesize
184KB
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Filesize
752KB
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Filesize
520KB
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Filesize
1.1MB
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Filesize
56KB
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Filesize
104KB
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Filesize
8KB