MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bd1f6bdb6b8001be3c97da43ff8176ec48e88429a3d26821aa6a1d8e5bb7fbe6. 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 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bd1f6bdb6b8001be3c97da43ff8176ec48e88429a3d26821aa6a1d8e5bb7fbe6
SHA3-384 hash: 928cbeaf9c0e7847af43d39b90cbd31b57f04c6085b27242466128b99ea633acd950a56723981a51e87822fe26eeba9b
SHA1 hash: 5e310dd303d8d8d6107c1b91e57c6a649bc471e8
MD5 hash: 6076bd9f9373ad6fd87c7c5b7d4cbea3
humanhash: fish-summer-double-ohio
File name:MT1010377286.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:186'880 bytes
First seen:2022-04-27 09:40:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 1536:tDXqDo7bFHGjckgAY7ooovoQcKyKyKyKyKyKy9uC7CvvvvvvuFUzujqlEYwS9wwU:1qDozkJYD111111mzujqlE5
Threatray 16'246 similar samples on MalwareBazaar
TLSH T1EB040EA8F2E1E279C81782313A3CFC7347F50DBCD870D915A8ACF9E0D521EA61B62546
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 108088888c888010 (6 x AgentTesla, 3 x SnakeKeylogger, 3 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla C2:
http://136.144.41.76/contact/wins/inc/8eaf9c2923101a.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://136.144.41.76/contact/wins/inc/8eaf9c2923101a.php https://threatfox.abuse.ch/ioc/534237/

Intelligence

File Origin
# of uploads :
1
# of downloads :
304
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/267198/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/62690fb32b32b1c37c64df17/reports/0ec99390-25e2-4e27-b77e-9c0decf1d0a4/overview
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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/51ae9738-1806-4327-9b29-214b9f2fca6e
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/983954
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Creates multiple autostart registry keys
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects files into Windows application
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 616448 Sample: MT1010377286.exe Startdate: 27/04/2022 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 8 other signatures 2->51 7 MT1010377286.exe 16 7 2->7         started        12 excel.exe 2 2->12         started        14 excel.exe 2->14         started        16 2 other processes 2->16 process3 dnsIp4 43 20.222.50.134, 49779, 49805, 49807 MICROSOFT-CORP-MSN-AS-BLOCKUS United States 7->43 35 C:\Users\user\AppData\...\Fxsflcst.exe, PE32 7->35 dropped 37 C:\Users\...\Fxsflcst.exe:Zone.Identifier, ASCII 7->37 dropped 39 C:\Users\user\...\MT1010377286.exe.log, ASCII 7->39 dropped 61 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->61 63 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->63 65 Creates multiple autostart registry keys 7->65 67 Injects a PE file into a foreign processes 7->67 18 MT1010377286.exe 2 5 7->18         started        23 cmd.exe 1 7->23         started        25 MT1010377286.exe 7->25         started        69 Multi AV Scanner detection for dropped file 12->69 71 Machine Learning detection for dropped file 12->71 73 Injects files into Windows application 12->73 file5 signatures6 process7 dnsIp8 41 136.144.41.76, 49803, 80 WORLDSTREAMNL Netherlands 18->41 31 C:\Users\user\AppData\Roaming\...\excel.exe, PE32 18->31 dropped 33 C:\Users\user\...\excel.exe:Zone.Identifier, ASCII 18->33 dropped 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->53 55 Tries to steal Mail credentials (via file / registry access) 18->55 57 Creates multiple autostart registry keys 18->57 59 3 other signatures 18->59 27 conhost.exe 23->27         started        29 timeout.exe 1 23->29         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/bd1f6bdb6b8001be3c97da43ff8176ec48e88429a3d26821aa6a1d8e5bb7fbe6/
Threat name:
ByteCode-MSIL.Downloader.Seraph
Create hunting rule
Status:
Malicious
First seen:
2022-04-27 09:41:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
23
AV detection:
14 of 26 (53.85%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xupwxw3lqaa34pex3jb77alw5reorbbjupjgqinknioy4w5x7pta._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0dd538610bdf775fa097bf8722c58c55edac86810b314d98d152c6bce90b0b7f
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8dd2ea100a46b99ad89e7754af2dbd306ce5ec10e214687edd629aa6b7ab4cd6
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bf41dd5c7d4c9c46588962c1282851965ab36e2a8b741aa6c230f2e5051b0799
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cbd0f30f047505b85d120a767818e33676d1a5b4e68eb4fdeb2e010a64f20e79
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d37db06735791fac791fd2ff275c8cc9efde4d448b29740e7957fc89e8510d19
AgentTesla
+ 16'236 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer suricata trojan
Link:
https://tria.ge/reports/220427-lnrl9seggp/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
suricata: ET MALWARE AgentTesla Communicating with CnC Server
Malware Config
C2 Extraction:
http://136.144.41.76/contact/wins/inc/8eaf9c2923101a.php
Unpacked files
SH256 hash:
bd1f6bdb6b8001be3c97da43ff8176ec48e88429a3d26821aa6a1d8e5bb7fbe6
MD5 hash:
6076bd9f9373ad6fd87c7c5b7d4cbea3
SHA1 hash:
5e310dd303d8d8d6107c1b91e57c6a649bc471e8
Link:
https://www.unpac.me/results/975cd340-50f6-4d9d-9ea4-f5b612ba56e6/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bd1f6bdb6b80/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/bd1f6bdb6b8001be3c97da43ff8176ec48e88429a3d26821aa6a1d8e5bb7fbe6

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:MALWARE_Win_AgentTeslaV3
Create hunting rule
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/267198/

Comments