MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a
SHA3-384 hash: 6d95205020e31327e5a2be9bf6fd50dbd526ef5052b08e946bb9e4d0d1a52ca2aefb2c47bf324d4f318eefcca0f3d8fc
SHA1 hash: fb6b201b0b8da2b0e6120f70e95a229b66864a6a
MD5 hash: f85be1e7257e52fdda0e7535e43bb6b9
humanhash: eight-minnesota-lake-eighteen
File name:J6vI5GlhKLejpH8.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:997'888 bytes
First seen:2020-12-03 08:31:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:Z04+H8s3rwLMOl8qdOCRGTCFNGOK25h4ZqSE3TcV9I:Z0oOkGkaZe3oV9
Threatray 1'636 similar samples on MalwareBazaar
TLSH B5254A9D365076EFC867CE76CA681C24EA60B47B830BD243A05716ECDA4D99BDF140F2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mail.globex.es
Sending IP: 82.223.26.209
From: Javier González <j.gonzaIez@synlab.es>
Subject: BUDGET 82693
Attachment: BUDGET 82693.rar (contains "J6vI5GlhKLejpH8.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
136
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/106542/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.32318.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Result
Verdict:
UNKNOWN
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/554413
Signature
.NET source code contains very large array initializations
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-12-03 02:50:56 UTC
AV detection:
21 of 28 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iijxcldrfdo3gf7yuxohe5rahhj4lqhspetqmcpx53i3o4lcbjna._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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6c172122db5af54bec6f1a6255169ff95ddebce78bc550814c701ef7e2664f58
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93e18a89da6b3d7820476ce5f5feb50e384eac4753d6f91c8c31a5d6690f621b
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ca7eebfdd882ee2f0c0fa96965ade9378129afcef2302faac6391b9fba82debc
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df107977e92465958c206bf42e33ce394e8573da3c4035b69bfa0d0eaf367914
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e657bccf1c7151a276add3092c70cf4691e6270eb9cb22e90ec5ece6a42f743c
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ecf592d2aed1d17b4c75e72a40edeb9b4396c8c9181cee7519ebe63bb7391870
AgentTesla
+ 1'626 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://tria.ge/reports/201203-xrjbpbb7ws/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of SetThreadContext
Looks up external IP address via web service
ServiceHost packer
Unpacked files
SH256 hash:
9584f6d01e6452371cc9b4828030a13045d99c243c497b63628828e66aabe26f
MD5 hash:
7476e403eef14ac403c63c7279831780
SHA1 hash:
8387f558e30dc115987ac2b5c174a41302471abf
Link:
https://www.unpac.me/results/b6855909-6ff7-4cda-816e-f54a19016e02/
SH256 hash:
4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a
MD5 hash:
f85be1e7257e52fdda0e7535e43bb6b9
SHA1 hash:
fb6b201b0b8da2b0e6120f70e95a229b66864a6a
Link:
https://www.unpac.me/results/b6855909-6ff7-4cda-816e-f54a19016e02/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a

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
Create hunting rule
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:win_agent_tesla_v1
Create hunting rule
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

rar 2455a76df2e0410e943129eab6fd08851bfb39f530f41107da8550cf22ac92d4

AgentTesla

Executable exe 4213712c7128ddb317f8a5dc72762039d3c5c0f279270609f7eed1b771620a5a

(this sample)

  
Dropped by
MD5 2a10fc78f9d01106dd5e35ab5b46358b
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 2455a76df2e0410e943129eab6fd08851bfb39f530f41107da8550cf22ac92d4
Cape
Cape
https://www.capesandbox.com/analysis/106542/

Comments