MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2581ab033993d2583ceba8b0da36b4d196d59cb17184d540e63414a3eee954e0. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
AgentTesla
Vendor detections: 13
| SHA256 hash: | 2581ab033993d2583ceba8b0da36b4d196d59cb17184d540e63414a3eee954e0 |
|---|---|
| SHA3-384 hash: | b1e0a6458accdd91b2e1d0c78cdeef29c705a98bc71c6eefcb86efa183de87572e198fecf508544f52920ffa13f464f6 |
| SHA1 hash: | cfb78f3eefb4648589ae2627420d2199079a585c |
| MD5 hash: | 45c21c2b5291cc2f09ae9f2e6ff200d3 |
| humanhash: | connecticut-fish-autumn-summer |
| File name: | Transfer Request Invoice.exe |
| Download: | download sample |
| Signature | AgentTesla |
| File size: | 516'608 bytes |
| First seen: | 2022-02-02 16:08:34 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:HVO7JFxQ5lN12ysOPzydepOUZHUDruyCxtAb/2:HVOVFElNtBzBOUnxtAq |
| Threatray | 14'793 similar samples on MalwareBazaar |
| TLSH | T1EBB4BEB4A1AB8591F00BC97425ACF96502F235E3E9CA0D3927397645CFDEF943E8460E |
| Reporter |  GovCERT_CH |
| Tags: | AgentTesla exe |
Intelligence
File Origin
# of uploads :
1
# of downloads :
144
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Сreating synchronization primitives
Launching a process
Creating a file
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
control.exe obfuscated packed
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Agent Tesla
Verdict:
Malicious
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Malicious sample detected (through community Yara rule)
Modifies the hosts file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Detection:
agenttesla
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-02-02 09:56:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
26 of 43 (60.47%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
agenttesla
Similar samples:
+ 14'783 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Score:
10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
1c357b4779bcda637e27ec5cab22ebe7de4c569cc61be729c2de1f463de4ba46
MD5 hash:
c8c1c76fdfe78fe0aba4e19be5c6c29f
SHA1 hash:
fba8f5f8477fd8c6687a99ddb1018ded90350147
SH256 hash:
ed71d55d1b0d11a0d7154b921657cd97ea2ce95c773c3bb6d29aa8d49efbe641
MD5 hash:
52ee375f862ecc1557298af4e1ed4bd5
SHA1 hash:
ac54f1888a19286cdfe57b823f6e9ef6da46ef28
SH256 hash:
6f1b89bc3013177c101fe4448340c48c0dd08d19017a798bd11c2d0f76be1fbc
MD5 hash:
60a604887b3616e3ed86d81fab0a9ebb
SHA1 hash:
8db84f5f4c569c86c69aff464b2ffc4ce3dafa20
SH256 hash:
2581ab033993d2583ceba8b0da36b4d196d59cb17184d540e63414a3eee954e0
MD5 hash:
45c21c2b5291cc2f09ae9f2e6ff200d3
SHA1 hash:
cfb78f3eefb4648589ae2627420d2199079a585c
Malware family:
Agent Tesla v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Dropped by
agenttesla
Delivery method
Distributed via e-mail attachment
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