Analysis
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max time kernel
148s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
14-05-2024 01:27
General
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Target
2bb2e9599aa2d121b66e51b6f5da373c8927825cbce2348d16c60cd5f625e63b.exe
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Size
709KB
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MD5
b5b32e04f5869a6ebabe7ce58b187a6c
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SHA1
a1abfafe74d66096a16f3dafd755048d3707f0f5
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SHA256
2bb2e9599aa2d121b66e51b6f5da373c8927825cbce2348d16c60cd5f625e63b
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SHA512
6cd9176401ead8d09d73447c572664a4b060a127c595415b78415617f189fdd45d301482cd7195b0a874b0bca2b8d6943649b6a7108bd8bc6723e53e347dbfb6
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SSDEEP
12288:8MTeH81jJU815KiLR1Y53zDfS1L5e3oYwl8Ddq6UMZ/AqGnlQwrYapHzwCwbMzM:88MurY53P+0lw2DTUY4HldrYapHz7xo
Malware Config
Extracted
Protocol: ftp- Host:
ftp.klptruck.hu - Port:
21 - Username:
[email protected] - Password:
kCu}[Z7z+)S[
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.klptruck.hu - Port:
21 - Username:
[email protected] - Password:
kCu}[Z7z+)S[
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 64 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2bb2e9599aa2d121b66e51b6f5da373c8927825cbce2348d16c60cd5f625e63b.exe"C:\Users\Admin\AppData\Local\Temp\2bb2e9599aa2d121b66e51b6f5da373c8927825cbce2348d16c60cd5f625e63b.exe"1⤵
- Checks computer location settings
- 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\kkmFaNd.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kkmFaNd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7BE7.tmp"2⤵
- Creates scheduled task(s)
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD50b9086cc6c5759589368a2b21e75ed28
SHA11c89dcd960b3b397e8aa3ecddbe860d29727c4f8
SHA25672626221a242b91974d556e6ecd70bf50d88ee9fec1caba690b4ed4acca8865d
SHA512853b7e6d0a0ba98ea12db00aafb6e122f6f896c7ff1d6fd8bf2722d0aeb0e1e1e88615797d56970811671baf708e2a557a97b92e8373516ce3e17c252dfb7622
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Filesize
264KB
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Filesize
64KB
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Filesize
2.0MB
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Filesize
40KB
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Filesize
624KB
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Filesize
128KB
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Filesize
2.0MB
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Filesize
88KB
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Filesize
528KB
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Filesize
2.0MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
2.0MB
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Filesize
408KB
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Filesize
736KB
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Filesize
320KB
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Filesize
2.0MB
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Filesize
6.5MB
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Filesize
408KB
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Filesize
136KB
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Filesize
6.2MB
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Filesize
304KB
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Filesize
2.0MB
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Filesize
200KB
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Filesize
304KB
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Filesize
120KB
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Filesize
652KB
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Filesize
120KB
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Filesize
104KB
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Filesize
40KB
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Filesize
600KB
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Filesize
68KB
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Filesize
56KB
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Filesize
80KB
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Filesize
3.3MB
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Filesize
104KB
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Filesize
32KB
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Filesize
2.0MB
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Filesize
2.0MB
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Filesize
216KB