Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
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submitted
30-03-2023 07:28
General
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Target
DHL shipping documents.exe
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Size
682KB
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MD5
58ee377b030f6d1a380b76eb27087448
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SHA1
62bff8fa4ab84a7809645339a67455e2ebcd17b0
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SHA256
2fbfd8a6b905dda74da9df102c7e161a9e4128e733a838aa644504dfb742ecf9
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SHA512
4c339198fff413eff8555f450d91ac3df7c55ed045cf775d14ce5e7f4d2a27d975ee6848e4e09a71f9c2f117378daf869d768ab9a59f103a627d54fac2976536
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SSDEEP
12288:NeJ/sI+up7hnevR9sf14ekA1/zio/vdcUdm+BE6fqBgTehA3jJBYyimOMt+Mm:8F5S9LtA1/zioXeOy6ohAdKyimX
Malware Config
Extracted
agenttesla
https://discordapp.com/api/webhooks/1090526892546859069/Fs5P9aMlwDbngEv8TJoesSJJsR9-SwqnJQACOwlgNAl3_KMf2yCmWQL-j-8Q6X5F3HSv
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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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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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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 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 shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\DHL shipping documents.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- 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
192KB
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Filesize
64KB
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Filesize
1.8MB
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Filesize
320KB
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Filesize
40KB
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Filesize
64KB
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Filesize
408KB
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Filesize
32KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
624KB
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Filesize
1.6MB
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Filesize
56KB
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Filesize
224KB
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Filesize
704KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
64KB