MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 67abce1d8ed93870431167efc946dd82063ec3b59056e446236678be1bb5d78b. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 67abce1d8ed93870431167efc946dd82063ec3b59056e446236678be1bb5d78b
SHA3-384 hash: 9ea973432bb2b6a35bc862b00664bfd1b5b5a514f5b4496a92b3b91bd720968a104b52dded286e01c3c1d1f4b94302cb
SHA1 hash: 4a175e75e4e51d16354047d22880b42d8b6244ae
MD5 hash: 5bcd8e4c669d428e245d273dd71e905d
humanhash: ack-artist-colorado-kilo
File name:MT OCEAN CHEMIST V.2004B.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:671'232 bytes
First seen:2020-08-05 08:24:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:/EpYhZWKX/ZRmERS95RGBHlRZ7aCLSVTrCZ6f4Fx6Z5eeeeeeeeeeeeeeeee/eeZ:S0ZdvZRXE95R0V7aCLkqzoU
Threatray 10'688 similar samples on MalwareBazaar
TLSH 74E4E14E6D85558AF0758D7F6E761BE30D66D48FF518C103A5B02923203BE8EBC62F26
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: xa0.10.msllownpl.cf
Sending IP: 157.245.100.117
From: Capt.Anurag Sharma <operation@mahanadimaritime.com>
Reply-To: howardbrisson@gmail.com
Subject: MT OCEAN CHEMIST / V.2004B / DUE SINGAPORE OR EXTENSION RESPONSIBILITY, MALAYSIA FOR LOADING - AGENT APPOINTMENT
Attachment: MT OCEAN CHEMIST V.2004B.rar (contains "MT OCEAN CHEMIST V.2004B.exe")

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

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/39191/
Detection(s):
SecuriteInfo.com.CIL.HeapOverride.Heur.1628.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/410544
Signature
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
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 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)
Yara detected AgentTesla
Yara detected AntiVM_3
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 257533 Sample: MT OCEAN CHEMIST  V.2004B.exe Startdate: 05/08/2020 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Yara detected AgentTesla 2->39 41 Yara detected AntiVM_3 2->41 43 5 other signatures 2->43 6 DsWhv.exe 1 2->6         started        9 MT OCEAN CHEMIST  V.2004B.exe 1 2->9         started        12 DsWhv.exe 2->12         started        process3 file4 45 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 6->45 47 Machine Learning detection for dropped file 6->47 49 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 6->49 14 DsWhv.exe 2 6->14         started        31 C:\...\MT OCEAN CHEMIST  V.2004B.exe.log, ASCII 9->31 dropped 51 Injects a PE file into a foreign processes 9->51 18 MT OCEAN CHEMIST  V.2004B.exe 2 5 9->18         started        21 MT OCEAN CHEMIST  V.2004B.exe 9->21         started        23 DsWhv.exe 2 12->23         started        25 DsWhv.exe 12->25         started        signatures5 process6 dnsIp7 53 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 14->53 55 Tries to steal Mail credentials (via file access) 14->55 57 Tries to harvest and steal ftp login credentials 14->57 59 Tries to harvest and steal browser information (history, passwords, etc) 14->59 33 mail.privateemail.com 198.54.122.60, 49749, 49750, 587 NAMECHEAP-NETUS United States 18->33 35 192.168.2.1 unknown unknown 18->35 27 C:\Users\user\AppData\Roaming\...\DsWhv.exe, PE32 18->27 dropped 29 C:\Users\user\...\DsWhv.exe:Zone.Identifier, ASCII 18->29 dropped 61 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->61 file8 signatures9
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/67abce1d8ed93870431167efc946dd82063ec3b59056e446236678be1bb5d78b/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-05 04:18:30 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=m6v44hmo3e4haqyrm7x4srw5qidd5q5vsbloirrdmz4l4g5v26fq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
+ 10'678 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer spyware trojan family:agenttesla persistence
Link:
https://tria.ge/reports/200805-nw2ke4nete/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Adds Run key to start application
Reads user/profile data of web browsers
Reads data files stored by FTP clients
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:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/67abce1d8ed93870431167efc946dd82063ec3b59056e446236678be1bb5d78b

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

rar 5550427c60d747fd8b0ba74ad4272d1806c4ded9eb05126890c1606dbcce4f84

AgentTesla

Executable exe 67abce1d8ed93870431167efc946dd82063ec3b59056e446236678be1bb5d78b

(this sample)

  
Dropped by
MD5 a545ac725c52979baa9f6f88059cb91c
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/39191/
  
Dropped by
SHA256 5550427c60d747fd8b0ba74ad4272d1806c4ded9eb05126890c1606dbcce4f84

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