MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c63a7665a27d47e20bd74c4aaba5cf4a76d981bfd52820f935efd097dcfda3d. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c63a7665a27d47e20bd74c4aaba5cf4a76d981bfd52820f935efd097dcfda3d
SHA3-384 hash: 9b1d709ec9e2cd40907060721451c4bb13f01cc37af9fb86e5c9a26a34ccdfd9ddc4f8443c03e79729f8fe7d79980085
SHA1 hash: 215d2b23762ff0530fe05eb2b627f54c29ee1918
MD5 hash: fd332b0e329382166e63086b55ba955e
humanhash: wolfram-muppet-johnny-juliet
File name:fd332b0e329382166e63086b55ba955e.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:18'192 bytes
First seen:2021-04-23 17:37:58 UTC
Last seen:2021-04-23 18:50:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'659 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 384:e26I0+GaKE4/vVgbWYlRQzWK87YmCFD9Xr+X9BU3QJQDeQ7hJ:PT0+Ga6/vgjlRO87o36IAeh7hJ
Threatray 4'170 similar samples on MalwareBazaar
TLSH 478239E997BC9999DE6F473024F1420BEA34735136238A1F3394C1E40A32BCD4EA95F9
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:

Intelligence

File Origin
# of uploads :
2
# of downloads :
140
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/143913/
Detection(s):
SecuriteInfo.com.ArtemisFD332B0E3293.14419.23220.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Unauthorized injection to a recently created process
Adding an access-denied ACE
Launching the default Windows debugger (dwwin.exe)
Creating a window
Using the Windows Management Instrumentation requests
Sending a UDP request
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7267af10-d6e1-4a04-b689-8e3d236e65f7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/695777
Signature
Contains functionality to hide a thread from the debugger
Contains functionality to register a low level keyboard hook
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Installs a global keyboard hook
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)
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 396823 Sample: XpO5QMg3QY.exe Startdate: 23/04/2021 Architecture: WINDOWS Score: 100 30 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->30 32 Found malware configuration 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected AgentTesla 2->36 7 XpO5QMg3QY.exe 15 4 2->7         started        process3 dnsIp4 26 xwjhdjylqeypyltby.ml 172.67.176.229, 49722, 80 CLOUDFLARENETUS United States 7->26 38 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->38 40 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 7->40 42 Contains functionality to register a low level keyboard hook 7->42 44 3 other signatures 7->44 11 XpO5QMg3QY.exe 2 7->11         started        15 WerFault.exe 23 9 7->15         started        18 cmd.exe 1 7->18         started        signatures5 process6 dnsIp7 28 us2.smtp.mailhostbox.com 208.91.198.143, 49760, 587 PUBLIC-DOMAIN-REGISTRYUS United States 11->28 46 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 11->46 48 Tries to steal Mail credentials (via file access) 11->48 50 Tries to harvest and steal ftp login credentials 11->50 52 2 other signatures 11->52 24 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->24 dropped 20 conhost.exe 18->20         started        22 timeout.exe 1 18->22         started        file8 signatures9 process10
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c63a7665a27d47e20bd74c4aaba5cf4a76d981bfd52820f935efd097dcfda3d/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rrr2ozs2e7kh4if5otckvos46stw3ga37vjied4tl36qs7op3i6q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0c71873cd0bb6512e9a569efd4e56cb09171bbd4a25ec7e55077a195cb7d1592
AgentTesla
1ca3cfc63c029b0d6a0d312cac86c5dc77e9efe86dd711a08e1f25d0ec62c366
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23f395feba9af97086e3c3dee7cde812ad67a31cc151d9285b2fc7b2f926bc4d
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a5b4a1aa53134e93a392b7b90cc7c5d4a939d4f61bdf330de08d49fa1b4356ed
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a9af2bddccc4126a93f8b0a3413df57fd0f70d8829c8cba61c8aae21c07423f6
AgentTesla
acc15255f543d96b994795164de4cd6b136c2d84d22e13f5a01f12131853a468
AgentTesla
aeb3ee199361c07c05d92f5b40c010bfebda15a3429364ac6ab5f4e7b203afa9
AgentTesla
b3169da25d6a50990a664203361eac74ab36b8f9412e46fd89e19f450993e307
AgentTesla
d6815935b80fc0d39cceab37523c71add55b175d975fa0d42169894b551e27cd
AgentTesla
f0a3247dd909ae3c546e45891109b28ea158c0be38913a658b065e980f48a991
AgentTesla
+ 4'160 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210423-3j11wlce2a/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
8c63a7665a27d47e20bd74c4aaba5cf4a76d981bfd52820f935efd097dcfda3d
MD5 hash:
fd332b0e329382166e63086b55ba955e
SHA1 hash:
215d2b23762ff0530fe05eb2b627f54c29ee1918
Link:
https://www.unpac.me/results/94ff5183-2303-4e29-90f5-85d2ce8cdc4b/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Web download

AgentTesla

Executable exe 8c63a7665a27d47e20bd74c4aaba5cf4a76d981bfd52820f935efd097dcfda3d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1150070/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/143913/

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