MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300
SHA3-384 hash: 2d8d13c34dd6cb0250e3a5bacda9f8e44d71d49a7b825fe914fd9791ef36b49952e9bd6ac0a6ff5a8870d9edd59a880c
SHA1 hash: 3811867824dade7daa140a125ec23a9a2341ecb2
MD5 hash: 906e504ef66aa4ac3566af29e8f44993
humanhash: mirror-spaghetti-alaska-mountain
File name:HAWB.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'133'568 bytes
First seen:2020-07-31 06:01:38 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:ly4gK3dX3PdiezYk1I0PiPNbRyReZV8I1bhvJ+qm1q:ly4v3Z3Vi1qItPNbRoeb9vgA
Threatray 91 similar samples on MalwareBazaar
TLSH F035DF88E4C51454EC19B739AEBACD368A23FDBE5834541F25ED3D673BBF7862440822
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: supermedic.co.ug
Sending IP: 103.99.1.146
From: Financial Controller <fc@supermedic.co.ug>
Subject: Global best T/T PAYMENT advise // PI # CFL002 / 19A
Attachment: HAWB.zip (contains "HAWB.exe")

AgentTesla SMTP exfil server:
mail.amexworldwide.com:587

AgentTesla SMTP exfil email address:
sujit@amexworldwide.com

Intelligence

File Origin
# of uploads :
1
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/35799/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file
Unauthorized injection to a system process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/404525
Signature
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
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)
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 steal Mail credentials (via file access)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 254492 Sample: HAWB.exe Startdate: 31/07/2020 Architecture: WINDOWS Score: 84 37 Yara detected AgentTesla 2->37 39 Yara detected AntiVM_3 2->39 41 Machine Learning detection for sample 2->41 43 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 2->43 7 HAWB.exe 3 2->7         started        10 BAVLA.exe 4 2->10         started        12 BAVLA.exe 3 2->12         started        process3 file4 29 C:\Users\user\AppData\Local\...\HAWB.exe.log, ASCII 7->29 dropped 14 RegSvcs.exe 3 7->14         started        16 RegSvcs.exe 7->16         started        19 conhost.exe 10->19         started        21 conhost.exe 12->21         started        process5 signatures6 23 RegSvcs.exe 2 6 14->23         started        27 RegSvcs.exe 14->27         started        33 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->33 35 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->35 process7 file8 31 C:\Users\user\AppData\Roaming\...\BAVLA.exe, PE32 23->31 dropped 45 Tries to steal Mail credentials (via file access) 23->45 47 Tries to harvest and steal browser information (history, passwords, etc) 23->47 49 Hides that the sample has been downloaded from the Internet (zone.identifier) 23->49 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-07-31 06:03:07 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=lwgopls4gx7ih2n6ggjelpil25u6pntd37qjv7nqcji25yuiumaa._file
Verdict:
unknown
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16f661258c7572ebd08fa986cfe3e2f1b24196d366d048102900e60979f42ca4
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1fafadae2db218051fb1b353ac4682f0b5fc71e757c3fe094315a7127e94a091
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2257ef4353b3b6ce6b0027664b1b4017f33f45d14c03132c3625faf1d6bb2816
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5e1663a897c64460d68fdf6848b63f589680e75f4d935258a7862b9d1ff617b1
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713b5b1e6e84fadb65d3f5000e1bf1eeec0287e45c19f05d97a9445020149083
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a3655b55fca072854a2913e545999b86b33d24e49da56e5ecd8c37bd99f4afed
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dc819faf213b4e30194d132a5d5e1393392a735ddff185f7a958cad8817e3bf0
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f16b478c89a680a108e8fd07cd46fc553978819135a21208bb0e8f92e2fdd794
AgentTesla
+ 81 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer persistence spyware trojan family:agenttesla
Link:
https://tria.ge/reports/200731-3rn6cgz892/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads user/profile data of local email clients
AgentTesla Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300

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 47758a9d9a0e4ce43ad5e86d90658abc0684ea09cb531c4db46d90af0397d4f0

AgentTesla

Executable exe 5d8ce7ae5c35fe83e9be319245bd0bd769e7b663dfe09afdb01251aee288a300

(this sample)

  
Dropped by
MD5 d735b8dcb1728d7629ae563ebc693cfb
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/35799/
  
Dropped by
SHA256 47758a9d9a0e4ce43ad5e86d90658abc0684ea09cb531c4db46d90af0397d4f0

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