MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7b01fdf728630c86758c27cc4b945713802e67d67378cb82c73d8bb9a953d92. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a7b01fdf728630c86758c27cc4b945713802e67d67378cb82c73d8bb9a953d92
SHA3-384 hash: f3ef19035ae2deefe495cb212cca9683a5a1c231d6918063010cc3fc2207570ed47799d5533a06c33d1e892eb748c006
SHA1 hash: 43e3d954a233dea2a00bddee6c963cf075653785
MD5 hash: f277be93e103e9be92cf349dbaba61bd
humanhash: tennessee-six-sierra-nineteen
File name:Kabyria El Arab-14326587.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:761'856 bytes
First seen:2021-06-02 07:51:05 UTC
Last seen:2021-06-02 09:00:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:a0HPvTV07yJabLmv2Kjo5mSk1ScdkJgtOgl1+0O9yo:aq+7yJabdM2cdkJgtC0O5
Threatray 5'503 similar samples on MalwareBazaar
TLSH EAF45BF8F4A998B1C54DCB72C7959CBEEB2216FE5243092C06B9DA8C1B0379E9F5C444
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Kabyria El Arab-14326587.exe
Verdict:
Malicious activity
Analysis date:
2021-06-02 07:52:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f194aefb-3251-4c78-a1ab-a7483499b537

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/163953/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.46405894.9824.31247.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
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
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/795693
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
Allocates memory in foreign processes
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: Suspicious Process Start Without DLL
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 428089 Sample: Kabyria El Arab-14326587.exe Startdate: 02/06/2021 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->33 35 Found malware configuration 2->35 37 Multi AV Scanner detection for dropped file 2->37 39 11 other signatures 2->39 7 Kabyria El Arab-14326587.exe 7 2->7         started        process3 file4 19 C:\Users\user\AppData\Roaming\YmExdK.exe, PE32 7->19 dropped 21 C:\Users\user\...\YmExdK.exe:Zone.Identifier, ASCII 7->21 dropped 23 C:\Users\user\AppData\Local\Temp\tmpFD0.tmp, XML 7->23 dropped 25 C:\Users\...\Kabyria El Arab-14326587.exe.log, ASCII 7->25 dropped 41 Writes to foreign memory regions 7->41 43 Allocates memory in foreign processes 7->43 45 Injects a PE file into a foreign processes 7->45 11 RegSvcs.exe 15 2 7->11         started        15 schtasks.exe 1 7->15         started        signatures5 process6 dnsIp7 27 us-east-1.route-1000.000webhost.awex.io 145.14.144.209, 21, 33439, 49726 AWEXUS Netherlands 11->27 29 192.168.2.1 unknown unknown 11->29 31 files.000webhost.com 11->31 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->47 49 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 11->49 51 Tries to steal Mail credentials (via file access) 11->51 53 3 other signatures 11->53 17 conhost.exe 15->17         started        signatures8 process9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a7b01fdf728630c86758c27cc4b945713802e67d67378cb82c73d8bb9a953d92/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2021-06-02 03:52:46 UTC
AV detection:
7 of 47 (14.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u6yb7x3sqyymqz2yyj6mjokfoe4afzt5m43yzobmopmlxguvhwja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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919e95274ec83b6119781ab980cff97adae09a8bf98c9d9f5b2195fce8c78849
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9d5e495642350cb8c82196f47954987cf1bcc05ac4062c477db7b36c32ed736f
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a69d7c4195cbe5ce32ac6b49ec6a95ec81a80849480cd261f9f613019dde351d
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bc648092ceaf8ffba4030d06d3ac5f9186f6dd34b409c924aeb7e519e37ef9e1
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df2f7c58d54c8c6acc6c1dc4b23a423eeb00ce1817633275668c827069711e12
AgentTesla
+ 5'493 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210602-k768pqdr1x/
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
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a7b01fdf728630c86758c27cc4b945713802e67d67378cb82c73d8bb9a953d92

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.

Malspam

AgentTesla

Executable exe a7b01fdf728630c86758c27cc4b945713802e67d67378cb82c73d8bb9a953d92

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/163953/

Comments