MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2d57fd326d83d00c7aa270df2145c200205a5e94637948db042a0ac20239389. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: a2d57fd326d83d00c7aa270df2145c200205a5e94637948db042a0ac20239389
SHA3-384 hash: f5af56159e56d09605d2794c2f0bb268607e6075ee99695fed444b5a0c1b474ad0e85ddc3d32d22f25dc315767629a01
SHA1 hash: 3ed18b8b0238ae1d80b75b1622c1050fa3823870
MD5 hash: 10147d04f23eb0e97f535f432988ee6f
humanhash: blue-texas-cat-uniform
File name:SWIFT.exe
Download: download sample
Signature AgentTesla
File size:540'160 bytes
First seen:2021-04-08 05:31:30 UTC
Last seen:2021-04-08 13:07:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:bH/x5jJaVvCUo9WztbTN1LAwZGX6erZs21kATquUK:bfxQ6UzhLvZG7ZsgkQz
Threatray 3'778 similar samples on MalwareBazaar
TLSH 0BB402112398AF0CE57C7B390031621107F8FD5AAB3AD71D7D8072AD59B37658AB8B63
Reporter cocaman
Tags:AgentTesla exe SWIFT

Intelligence


File Origin
# of uploads :
2
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT.exe
Verdict:
Malicious activity
Analysis date:
2021-04-08 05:35:17 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains very large array initializations
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped 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: Scheduled temp file as task from temp location
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 access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 383694 Sample: SWIFT.exe Startdate: 08/04/2021 Architecture: WINDOWS Score: 100 29 Found malware configuration 2->29 31 Multi AV Scanner detection for dropped file 2->31 33 Sigma detected: Scheduled temp file as task from temp location 2->33 35 7 other signatures 2->35 7 SWIFT.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\rjUNDCkj.exe, PE32 7->19 dropped 21 C:\Users\...\rjUNDCkj.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\...\tmp7DA5.tmp, XML 7->23 dropped 25 C:\Users\user\AppData\Local\...\SWIFT.exe.log, ASCII 7->25 dropped 37 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->37 39 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 2 other signatures 7->43 11 SWIFT.exe 4 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 smtp.yandex.ru 77.88.21.158, 49735, 587 YANDEXRU Russian Federation 11->27 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->45 47 Tries to steal Mail credentials (via file access) 11->47 49 Tries to harvest and steal ftp login credentials 11->49 51 Tries to harvest and steal browser information (history, passwords, etc) 11->51 17 conhost.exe 15->17         started        signatures8 process9
Threat name:
Win32.Trojan.Wacatac
Status:
Malicious
First seen:
2021-04-08 00:21:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
15 of 48 (31.25%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
6590b9ec4fa84e44c372fda26f47d6d58859d74869621c6bdd4086e6ae411379
MD5 hash:
95dfa1a9015a17a1d49b4faa3f3d999d
SHA1 hash:
427b72727b28436554d0443d797f19b2ea37cc16
SH256 hash:
a2d57fd326d83d00c7aa270df2145c200205a5e94637948db042a0ac20239389
MD5 hash:
10147d04f23eb0e97f535f432988ee6f
SHA1 hash:
3ed18b8b0238ae1d80b75b1622c1050fa3823870
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

Executable exe a2d57fd326d83d00c7aa270df2145c200205a5e94637948db042a0ac20239389

(this sample)

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