Analysis
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max time kernel
13s -
max time network
117s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
08-10-2024 08:28
General
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Target
Proformainvoice000998808dated10082024.exe
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Size
580KB
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MD5
b3099ef00a87ca1d594f35c5a5a55d01
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SHA1
c26a6d8ced4c7b0e424c839073b9c2f62fd05975
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SHA256
a5f507525464dc6a2da537d7dcdbf8cc97d5f26d3d477128c61f242f713dde5a
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SHA512
30ea71476a21d8c1ece81a6ac0a1bd9f01d63493aad6f8510a431e61987c9a175e8a045247c32292755e3f8d0843e00528c3064467d4cf3f742a37fad7041cc4
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SSDEEP
12288:kQJOsRGgydDD8NEXSsakJ9KjpHHHHHHHHFHHHHHHHHHHHHHHHHHHHHHHHHHHHHbN:xNRnaXS2J9KjpHHHHHHHHFHHHHHHHHHJ
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.concaribe.com - Port:
21 - Username:
[email protected] - Password:
ro}UWgz#!38E
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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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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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Proformainvoice000998808dated10082024.exe"C:\Users\Admin\AppData\Local\Temp\Proformainvoice000998808dated10082024.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Proformainvoice000998808dated10082024.exe"C:\Users\Admin\AppData\Local\Temp\Proformainvoice000998808dated10082024.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.9MB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
6.9MB
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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
264KB
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Filesize
608KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
288KB