MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57df3f24f5be546f8c27db5ee9d8e2524e3324f41780cd4e9a3a49f0a2783898. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments 1

SHA256 hash: 57df3f24f5be546f8c27db5ee9d8e2524e3324f41780cd4e9a3a49f0a2783898
SHA3-384 hash: 440af9d7c1f632e085d55a1e0ee6c9109afc4c25f057e92c1c4c836f7329a33573ebf44ce3616aa637d35b46ad6ebf94
SHA1 hash: 7b91045facb0e0a47be8ebf35f25fe8cfda65130
MD5 hash: 0309214a78f2ef30c445737db255bb54
humanhash: twenty-pip-river-india
File name:SOA.exe
Download: download sample
Signature AgentTesla
File size:956'416 bytes
First seen:2021-04-28 11:29:13 UTC
Last seen:2021-04-28 12:52:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 24576:lkiJbaiJbxiJb9UpNBEJ0ggpuHpuRWBdBaTiLb+:lkiJWiJNiJCBG0fpPRWBdBuiL
Threatray 4'264 similar samples on MalwareBazaar
TLSH 4515BE8F28A4D9D7D2A665BC21FBA56203F32DC28A16DED9331C7285377FB6D4416203
Reporter cocaman
Tags:AgentTesla exe

Intelligence


File Origin
# of uploads :
4
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SOA.exe
Verdict:
Suspicious activity
Analysis date:
2021-04-28 11:34:54 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 malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 399145 Sample: SOA.exe Startdate: 28/04/2021 Architecture: WINDOWS Score: 100 43 Found malware configuration 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 Yara detected AgentTesla 2->47 49 3 other signatures 2->49 6 SOA.exe 3 2->6         started        10 newapp.exe 3 2->10         started        12 newapp.exe 2 2->12         started        process3 file4 27 C:\Users\user\AppData\Local\...\SOA.exe.log, ASCII 6->27 dropped 51 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->51 53 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->53 14 SOA.exe 2 5 6->14         started        19 SOA.exe 6->19         started        55 Injects a PE file into a foreign processes 10->55 21 newapp.exe 2 10->21         started        23 newapp.exe 10->23         started        25 newapp.exe 2 12->25         started        signatures5 process6 dnsIp7 33 smtp.yandex.ru 77.88.21.158, 49761, 587 YANDEXRU Russian Federation 14->33 29 C:\Users\user\AppData\Roaming\...\newapp.exe, PE32 14->29 dropped 31 C:\Users\user\...\newapp.exe:Zone.Identifier, ASCII 14->31 dropped 35 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->35 37 Tries to steal Mail credentials (via file access) 14->37 39 Tries to harvest and steal ftp login credentials 14->39 41 2 other signatures 14->41 file8 signatures9
Threat name:
ByteCode-MSIL.Trojan.Taskun
Status:
Malicious
First seen:
2021-04-28 07:00:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
28
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
11cf5a51e593c007ff4f91294cf505ffd5e425e56387c60d81e6479cc284cc3b
MD5 hash:
73cc3f7e7700e6a54cb5f291dffe5aa1
SHA1 hash:
09174f9fa55c9bac0540efb7a8c682878a32d02d
SH256 hash:
57df3f24f5be546f8c27db5ee9d8e2524e3324f41780cd4e9a3a49f0a2783898
MD5 hash:
0309214a78f2ef30c445737db255bb54
SHA1 hash:
7b91045facb0e0a47be8ebf35f25fe8cfda65130
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 57df3f24f5be546f8c27db5ee9d8e2524e3324f41780cd4e9a3a49f0a2783898

(this sample)

Comments



Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-04-28 11:59:51 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [C0027.001] Cryptography Micro-objective::AES::Encrypt Data