Analysis
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max time kernel
104s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
10/09/2024, 01:11
General
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Target
Documente de expediere 00039499885.exe
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Size
835KB
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MD5
5923df60fd65e0d4a4e22d65f52d3d2f
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SHA1
d5ba5caeada36a7fbc9b3cad327ce1e71ca00435
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SHA256
05d0b2865cb2b3ed3cbed435b38bf2436c04c1acad46351d70d011da2f96c3cc
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SHA512
170eedbc383392191e40dbf0273f60533c939aa1a6b894ac0b15a7ab46d36c192a8ca1c4a8dfb3f8dbf593f9256873462215c12af4e7b1857e8b85415aa85867
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SSDEEP
12288:Tx9Y+no3LopTy34dCOUWxr03jWkBJPc9Y+S/ks5FiB6vCXTDE0/Fi6j:TIMo3qYWlMWkvcK+S/1Y5X80/p
Malware Config
Extracted
Protocol: ftp- Host:
ftp.concaribe.com - Port:
21 - Username:
[email protected] - Password:
ro}UWgz#!38E
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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 2 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 8 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Documente de expediere 00039499885.exe"C:\Users\Admin\AppData\Local\Temp\Documente de expediere 00039499885.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\Documente de expediere 00039499885.exe"C:\Users\Admin\AppData\Local\Temp\Documente de expediere 00039499885.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
264KB
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Filesize
7.7MB
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Filesize
624KB
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Filesize
320KB
-
Filesize
7.7MB
-
Filesize
408KB
-
Filesize
7.7MB
-
Filesize
584KB
-
Filesize
288KB
-
Filesize
7.7MB
-
Filesize
40KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
5.6MB
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Filesize
864KB