Analysis
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max time kernel
148s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
29/08/2024, 05:45
General
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Target
5649237431_23-10-23-08.49.23.0107.07.exe
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Size
215KB
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MD5
471aa09c9a4806ff696195626bb09f96
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SHA1
85f1ef8ad913adcf93992a35bf521bbe93f1ad23
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SHA256
dd0a67a62c97ff25c9b2d25c970361795871b655328fccfebd6b9930c8521350
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SHA512
dde8ee9204bc269eb8f3c3b3ec82966780a030943fabfb5ed37abd73c3ac1be1dc9421688433d1fb67c41fa41d1e633722956a267c3a412ff211a079ff5b5d0b
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SSDEEP
6144:tdnrsfHjuNPqetfi2BMDtLzwIevcYT/7w:4bOPhZnBMD5sIevzrU
Malware Config
Extracted
Protocol: smtp- Host:
mail.rehavitalis.com - Port:
587 - Username:
[email protected] - Password:
maribel01
Extracted
agenttesla
Protocol: smtp- Host:
mail.rehavitalis.com - Port:
587 - Username:
[email protected] - Password:
maribel01 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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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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Loads dropped DLL 1 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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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 NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 1 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 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\5649237431_23-10-23-08.49.23.0107.07.exe"C:\Users\Admin\AppData\Local\Temp\5649237431_23-10-23-08.49.23.0107.07.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"C:\Users\Admin\AppData\Local\Temp\5649237431_23-10-23-08.49.23.0107.07.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
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
11KB
MD555f18cafe28167995629fdeae4f07bdf
SHA1a6bd9310f4408c86149993d1e8833d35dd16bb23
SHA256e32b35cde7c6e2c967445de92884684db7fda506ea52b9aaa74c1a33dd2fdfe6
SHA512113e7a9e1958bea6a045a7120adf6c667880b9b1d90ff7790e2004f3954f9358a5e44ceb6be0c3b32ff8e6a06878a0f22be7206d0b5a6c5392ca30b8c3bff8ce
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Filesize
46.6MB
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Filesize
1.1MB
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Filesize
4KB
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Filesize
46.6MB
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Filesize
46.6MB
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Filesize
18.3MB
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Filesize
46.6MB
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Filesize
18.3MB
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Filesize
46.6MB
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Filesize
256KB
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Filesize
5.6MB
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Filesize
408KB
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Filesize
320KB
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Filesize
624KB
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Filesize
584KB
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Filesize
40KB