Analysis
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max time kernel
92s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
12-01-2025 01:00
General
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Target
Comprobante_swift_8676534657698632.exe
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Size
2.2MB
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MD5
20536d622fb95bee3d87757e3efa74e0
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SHA1
14e098d669f3f38235ad3152c0e5c45d20a827e0
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SHA256
a3a54505cb30e3eda94163b884011c9547bdf83ffdb0cd83dbff798c5345948f
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SHA512
3c3fae25813c46e8990c63af25b5d160e6db594d525bf3423e6e9f7985f5fc50853e6b122f2ddf185361d2a656ceb01a5475668ff838b68e87531eb2dbf6546a
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SSDEEP
49152:D3ASbdYAm4zEbdYAm4zWbdYAm4z23Ag3AWbdYAm4zSbdYAm4zO3AnMWc:rA4drWdr0drkASA0dr4dr8An
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.controlfire.com.mx - Port:
21 - Username:
[email protected] - Password:
0a4XlE=4t8mz
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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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 1 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 behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Comprobante_swift_8676534657698632.exe"C:\Users\Admin\AppData\Local\Temp\Comprobante_swift_8676534657698632.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.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
2.2MB
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Filesize
4KB
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Filesize
4KB
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Filesize
1024KB
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Filesize
2.2MB
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Filesize
1024KB
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Filesize
1024KB
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Filesize
4KB
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Filesize
2.2MB
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Filesize
2.2MB
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Filesize
2.2MB
-
Filesize
1024KB
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Filesize
4KB
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Filesize
284KB
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Filesize
4KB
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Filesize
4KB
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Filesize
264KB
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Filesize
5.6MB
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Filesize
408KB
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Filesize
7.7MB
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Filesize
320KB
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Filesize
584KB
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Filesize
40KB
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Filesize
4KB
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Filesize
7.7MB