MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037
SHA3-384 hash: 54501362f4aed219d7b4f20397cd9e6c31d2517502887d386a8112fde4a5e4c6a433d1f5a98b3a87ddb202e14c05a5df
SHA1 hash: 40fa21dc2628cf2ef2dad5f04080ff3c87c0765f
MD5 hash: a02cebdf6de7953fd7ebb3d5640408ca
humanhash: louisiana-beryllium-chicken-december
File name:G1HSlFmaoOFnQh8.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:443'904 bytes
First seen:2020-08-18 13:16:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:cdOuK+z5MnQOOKruSBcH8a5woJh0XogJryL:nFI5QQTguSWH95zT0Xo
Threatray 10'683 similar samples on MalwareBazaar
TLSH E394F1597124B39FD86ECD7A98641CB087607177274BF2439D039DEF9A1DBE28F108A2
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: aerospacellc.com
Sending IP: 103.207.38.151
From: jmeyers@aerospacellc.com
Subject: ADVANCE FREIGHT USD INV#1191189
Attachment: ADVANCE FREIGHT USD INV1191189.zip (contains "G1HSlFmaoOFnQh8.exe")

AgentTesla SMTP exfil server:
us2.smtp.mailhostbox.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/47901/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037/
Threat name:
ByteCode-MSIL.Trojan.CryptInject
Create hunting rule
Status:
Malicious
First seen:
2020-08-18 07:13:59 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nmuj6tegfrbalj66xktsc7p227tgwvw42mtu5g2o4uykudryaa3q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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ab79b2c6cca235d1b6a2bfdc550a15497c03d193d622feaa2e48c3006ef7c0b8
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af27bd7180ad756460e32f2ae56db7cbdc8a79e73a36b261a96f803e5b051fd5
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b502f774e9192f77aa713347f2747b67df5a473be721226bf0b2d98bdff8a835
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c9522b2123a5c1d678125fecafc722f82d46c099f6c1cbcca6b95c2911130927
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AgentTesla
+ 10'673 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer trojan spyware family:agenttesla
Link:
https://tria.ge/reports/200818-a8b2vxwm1e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037

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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

Malspam

AgentTesla

zip 08cf0defd6f852c673579fb43a3b8f37685926ce4fbf819a09a9420ecd06dde0

AgentTesla

Executable exe 6b289f4c862c4205a7debaa7217dfad7e66b56dcd3274e9b4ee530aa0e380037

(this sample)

  
Dropped by
MD5 f562fd1d5228493ac3e4d7c05c7aeebb
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/47901/
  
Dropped by
SHA256 08cf0defd6f852c673579fb43a3b8f37685926ce4fbf819a09a9420ecd06dde0

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