MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a2cc7556c8fb10ce705ad1b1fe835b359baed8c84071683528c6fd6a8dc0332. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a2cc7556c8fb10ce705ad1b1fe835b359baed8c84071683528c6fd6a8dc0332
SHA3-384 hash: 4e2d2efcd14b2e403f47a002d666e123606113a36009ebbfdb5686feb4afd2893f611c53b3db1e6eb103ad4423c3fcaf
SHA1 hash: b854ef121ed53c1c1ae5fd118db26125d00e4e91
MD5 hash: 039b1a682ef9d3997b6b61080f498afe
humanhash: mike-charlie-mountain-carpet
File name:Recharge.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:838'656 bytes
First seen:2020-08-11 11:03:53 UTC
Last seen:2020-08-11 12:14:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:zBz+NOkPua0JXjW79CQSfwMe+FcMGPgb9kZg61q4B1o/FaGDX+/MhIUBXgNEe:zAJPiJTqC/wzfPvfBZGeMhIUBQj
Threatray 10'892 similar samples on MalwareBazaar
TLSH 2E0519397A855A02D97D0A7205E45EE07276AD863F12CB0F69CA334D6F337CA37065CA
Reporter abuse_ch
Tags:AgentTesla exe FRA geo Outlook


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: EUR06-AM7-obe.outbound.protection.outlook.com
Sending IP: 40.92.16.102
From: beatrice dizy <dizys1@msn.com>
Subject: Voici les reçu
Attachment: Recharge.zip (contains "Recharge.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
74
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43263/
Detection(s):
SecuriteInfo.com.Heur.MSIL.Pretoria.1.29912.17418.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Running batch commands
Launching a process
Creating a file in the %AppData% directory
Creating a process from a recently created file
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/418524
Signature
Allocates memory in foreign processes
Creates an autostart registry key pointing to binary in C:\Windows
Creates multiple autostart registry keys
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Installs a global keyboard hook
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Sigma detected: Add file from suspicious location to autostart registry
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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 261551 Sample: Recharge.exe Startdate: 11/08/2020 Architecture: WINDOWS Score: 84 50 Found malware configuration 2->50 52 Yara detected AgentTesla 2->52 54 Sigma detected: Add file from suspicious location to autostart registry 2->54 7 Recharge.exe 7 2->7         started        10 pcalua.exe 1 2->10         started        12 ljYBX.exe 2->12         started        14 pcalua.exe 1 1 2->14         started        process3 file4 34 C:\Users\user\AppData\Roaming\apprtion.exe, PE32 7->34 dropped 36 C:\Users\user\AppData\...\AddInProcess32.exe, PE32 7->36 dropped 38 C:\Users\...\apprtion.exe:Zone.Identifier, ASCII 7->38 dropped 16 apprtion.exe 7->16         started        19 cmd.exe 1 7->19         started        21 apprtion.exe 3 10->21         started        23 conhost.exe 12->23         started        process5 signatures6 44 Writes to foreign memory regions 16->44 46 Allocates memory in foreign processes 16->46 48 Injects a PE file into a foreign processes 16->48 25 AddInProcess32.exe 16->25         started        30 reg.exe 1 1 19->30         started        32 conhost.exe 19->32         started        process7 dnsIp8 42 smtp.gmail.com 172.253.120.109, 49749, 587 GOOGLEUS United States 25->42 40 C:\Users\user\AppData\Roaming\...\ljYBX.exe, PE32 25->40 dropped 56 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 25->56 58 Tries to steal Mail credentials (via file access) 25->58 60 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 25->60 66 4 other signatures 25->66 62 Creates multiple autostart registry keys 30->62 64 Creates an autostart registry key pointing to binary in C:\Windows 30->64 file9 signatures10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6a2cc7556c8fb10ce705ad1b1fe835b359baed8c84071683528c6fd6a8dc0332/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 11:05:07 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=niwmovlmr6yqzzyfvunr72bvwnm3v3mmqqdrna2srrx5nkg4amza._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
46cf0d598ead968845e7d17cfba1b30eccb7a66fa639763ba99335b3ce4d8f65
AgentTesla
4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3
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5b2d98988762dc2de5918566081c7d43d9dacb82cede10c6af1cbb50ab0955a9
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6af32b6b849f1186317e65f84c1d59cc03ce878ca8e3706c5d7afae2389b3c64
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76aae91b7f532cb38c1848495595dbd02d6ded35faae729a5bfc65c69d17eef8
AgentTesla
9c127e6452920ba3691a6def9002058e51ef1897413e453c044fb47b75f3552f
AgentTesla
b326e71388c8abfb8e0e74aa913863af33e3299ad79fa42dd2d3e4c44e63da2a
AgentTesla
b8cf49555f75f9f06bdfb76150d4b3e1a01a831a7eac7b644dde084c212a43d2
AgentTesla
d364a64f878c7a01c622cfb107ebe9776a9defadfce6875fc37b703e695dfa50
AgentTesla
dec081544348d7000fcbd9ee30c3854733dc8b56f808f5dae28a21050fce03a2
AgentTesla
+ 10'882 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
keylogger stealer family:agenttesla
Link:
https://tria.ge/reports/200811-y4jk5dss62/
Behaviour
AgentTesla Payload
Agenttesla family
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/6a2cc7556c8fb10ce705ad1b1fe835b359baed8c84071683528c6fd6a8dc0332

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 5c630a279e71e4789f423cc2e9beca5008f9d757944d08669cc4b99f033b36f9

AgentTesla

Executable exe 6a2cc7556c8fb10ce705ad1b1fe835b359baed8c84071683528c6fd6a8dc0332

(this sample)

  
Dropped by
MD5 0a8e6d6e137c6994e667267166c7dabe
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/43263/
  
Dropped by
SHA256 5c630a279e71e4789f423cc2e9beca5008f9d757944d08669cc4b99f033b36f9

Comments