Analysis
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max time kernel
140s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20250313-en -
resource tags
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submitted
26/03/2025, 11:11
General
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Target
ZAMÓWIENIE_NR.2503261189303-22.exe
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Size
1.4MB
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MD5
bb8ebb7e2951662ced5e2f65684155b5
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SHA1
4da55f17a8425484b999e3eceac42fd4882aea59
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SHA256
89e85fa592b8da5c4b6538ff706e875b7a8bb5d48ab74dbd0a0fbd953eb954b0
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SHA512
189981b9e9ef1232abf5990c880338eed2ced9589eec5fae3d3d534b1dedbf49dc086937607e85204d1dd71d48984608cf0e231e88a227d46fb9917498161679
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SSDEEP
24576:EuMVWyZ20itWf6QKP28rNaoA3loPwtJhUADiiB2Lln/bsOgAdjv0LZi:EuMQm2fCbEA3GPsPUGIngABvK
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.rusticpensiune.ro - Port:
21 - Username:
[email protected] - Password:
99AM}+NZ&CCq!4Vq)9!(zXx01.lQ!~nS.fBnY,4Z~fjHnGo*B3Gd;B{Q1!%-Xw--%vn^0%nt
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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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 1 IoCs
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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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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\ZAMÓWIENIE_NR.2503261189303-22.exe"C:\Users\Admin\AppData\Local\Temp\ZAMÓWIENIE_NR.2503261189303-22.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ZAMÓWIENIE_NR.2503261189303-22.exe"C:\Users\Admin\AppData\Local\Temp\ZAMÓWIENIE_NR.2503261189303-22.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
12KB
MD512b140583e3273ee1f65016becea58c4
SHA192df24d11797fefd2e1f8d29be9dfd67c56c1ada
SHA256014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042
SHA51249ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a
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Filesize
264KB
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Filesize
70.9MB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
1.1MB
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Filesize
18.3MB
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Filesize
40KB
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Filesize
4KB
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Filesize
70.9MB
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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
1.1MB
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Filesize
1.1MB
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Filesize
4KB