MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89c3043b6c3b8c5aee763e2217e4f6f1398e19ee62fc0f038282d880ba1d4be9. 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


Intelligence 13 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 89c3043b6c3b8c5aee763e2217e4f6f1398e19ee62fc0f038282d880ba1d4be9
SHA3-384 hash: 93ad0688b7a64701618f367d0f30a2d1cce53b792e11b794b1fe82c90f80cc5ce2d1af2794b46f17bee6d4eec96673ff
SHA1 hash: d984115c37348aa8ecc38ed2cf35e5cdb21d9743
MD5 hash: acd4e08706ccdbf16bef80d2eb77197f
humanhash: white-kentucky-spring-high
File name:SecuriteInfo.com.Variant.Strictor.272345.619.12085
Download: download sample
Signature AgentTesla
Create hunting rule
File size:188'416 bytes
First seen:2022-05-09 11:36:16 UTC
Last seen:2022-05-09 11:39:02 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 768:S7u2fr9j94psvFH619VGSZwk2m5vqGs0:SNf9TtqG3Tm55/
Threatray 1'305 similar samples on MalwareBazaar
TLSH T1F9044C23B07CC5E2F99C7DF8861997641AB16E820636F18BE40FBEC6E8B3223C5055D5
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 59dadadcdcdad758 (26 x AgentTesla, 2 x AsyncRAT, 1 x SnakeKeylogger)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://45.133.1.41/max/inc/8a37641a98efbd.php https://threatfox.abuse.ch/ioc/549228/

Intelligence

File Origin
# of uploads :
2
# of downloads :
245
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Variant.Strictor.272345.619.12085
Verdict:
Malicious activity
Analysis date:
2022-05-09 11:41:22 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/b3282ad3-78dd-43a0-b554-bc55cf9365da

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Strictor.272345.619.12085.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Sending an HTTP POST request
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6278fce9d4bfd83491c383c9/reports/cbdb1c0f-d22d-4c06-bd80-5b48e4dd18ce/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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/540c1491-d7c2-4060-8514-6a301bf67e57
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/990141
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 domain / URL
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
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: 622633 Sample: SecuriteInfo.com.Variant.St... Startdate: 09/05/2022 Architecture: WINDOWS Score: 100 55 Snort IDS alert for network traffic 2->55 57 Multi AV Scanner detection for domain / URL 2->57 59 Found malware configuration 2->59 61 7 other signatures 2->61 7 SecuriteInfo.com.Variant.Strictor.272345.619.exe 16 7 2->7         started        12 excel.exe 14 2 2->12         started        14 Basomvm.exe 14 3 2->14         started        16 2 other processes 2->16 process3 dnsIp4 53 3.68.158.237, 49731, 49766, 49767 AMAZON-02US United States 7->53 45 C:\Users\user\AppData\Roaming\...\Basomvm.exe, PE32 7->45 dropped 47 C:\Users\user\...\Basomvm.exe:Zone.Identifier, ASCII 7->47 dropped 49 SecuriteInfo.com.V....272345.619.exe.log, ASCII 7->49 dropped 71 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->71 73 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->73 75 Creates multiple autostart registry keys 7->75 77 Injects a PE file into a foreign processes 7->77 18 SecuriteInfo.com.Variant.Strictor.272345.619.exe 2 5 7->18         started        23 cmd.exe 1 7->23         started        79 Multi AV Scanner detection for dropped file 12->79 81 Machine Learning detection for dropped file 12->81 83 Injects files into Windows application 12->83 25 cmd.exe 14->25         started        27 cmd.exe 16->27         started        file5 signatures6 process7 dnsIp8 51 45.133.1.41, 49770, 49788, 49789 DEDIPATH-LLCUS Netherlands 18->51 41 C:\Users\user\AppData\Roaming\...\excel.exe, PE32 18->41 dropped 43 C:\Users\user\...\excel.exe:Zone.Identifier, ASCII 18->43 dropped 63 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->63 65 Tries to steal Mail credentials (via file / registry access) 18->65 67 Creates multiple autostart registry keys 18->67 69 3 other signatures 18->69 29 conhost.exe 23->29         started        31 timeout.exe 1 23->31         started        33 conhost.exe 25->33         started        35 timeout.exe 25->35         started        37 conhost.exe 27->37         started        39 timeout.exe 27->39         started        file9 signatures10 process11
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/89c3043b6c3b8c5aee763e2217e4f6f1398e19ee62fc0f038282d880ba1d4be9/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-09 10:43:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rhbqio3mhogfv3twhyrbpzhw6e4y4gpoml6a6a4cqlmiboq5jpuq._file
Verdict:
malicious
Similar samples:
0892b24b3879f453fb22152f849805cb4be69d668db3408fa20647ef52eec74a
AgentTesla
089c37a0afa3e281d1784c54442e67572690496a7795f28d93fa9cc3284e93c4
AgentTesla
19a74b73bfbb078a9a9fe5c0789d7d011ea547dc2f6a8e17f44efe7c5dffcf57
AgentTesla
526ccdf3725d73edaaf7115dab56fe804c409ae9ec955c9012f16cd63bdd1843
AgentTesla
6af08cff583e8520d50beb435bf93e133b4dea697fa65e12df39c134b67177bd
AgentTesla
6e5a705271b3d5f53476410d8667d8a8b254595ea387737125f0af049596a2b8
AgentTesla
be2eb0d61ede44a79352ada5624ba6b3503a8d5412adedac12f48dd69a506685
AgentTesla
+ 1'295 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/220509-nq5m1sdae6/
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://45.133.1.41/max/inc/8a37641a98efbd.php
Unpacked files
SH256 hash:
89c3043b6c3b8c5aee763e2217e4f6f1398e19ee62fc0f038282d880ba1d4be9
MD5 hash:
acd4e08706ccdbf16bef80d2eb77197f
SHA1 hash:
d984115c37348aa8ecc38ed2cf35e5cdb21d9743
Link:
https://www.unpac.me/results/c5e7391a-31b5-4a59-8de0-70ebac0d7334/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/89c3043b6c3b/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/89c3043b6c3b8c5aee763e2217e4f6f1398e19ee62fc0f038282d880ba1d4be9

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
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.

Comments