MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b83b8bc4ca9fc408d9458ba50dfcc350b1827e6331b7c6d456adfc9aea4143b7. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b83b8bc4ca9fc408d9458ba50dfcc350b1827e6331b7c6d456adfc9aea4143b7
SHA3-384 hash: 9de2a8713d848059826055965ac740b058f30ac3f706e95f24ab67dc72bbd3b4b16657dda82aa6ba2130f36c0f4f83ab
SHA1 hash: 2cf787ecd25d5b5bb7820f32dfeb1f2029325b46
MD5 hash: d2b968ab1e51bfeb5db60526975075ba
humanhash: golf-spaghetti-robert-seven
File name:Hesap_Hareketleri_07.12.2021.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'118'720 bytes
First seen:2021-12-07 11:41:30 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:SUiL3E9SFYlMUlkTqMxaVGavK7F2NtiQknBkgVZ:/oU9SfBTqM1avTNsQkBk+
Threatray 13'342 similar samples on MalwareBazaar
TLSH T1033522BD364357CFD99486B13BAA8038227A3E72541BC09CD86E32AB89377057533767
Reporter abuse_ch
Tags:AgentTesla exe geo Telegra TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Hesap_Hareketleri_07.12.2021.exe
Verdict:
Malicious activity
Analysis date:
2021-12-07 11:50:20 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3e5fc38b-3134-453b-9ae2-690ef7e21822

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/212107/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61af488dfa72c81b5b0ff05b/reports/3ce1fa75-bda8-4eaf-8376-07dd41f8e6ef/overview
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.
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2f4871e0-c48e-4c71-bd99-53fb10dbfd6c
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/902989
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for sample
Modifies the hosts file
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)
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 Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b83b8bc4ca9fc408d9458ba50dfcc350b1827e6331b7c6d456adfc9aea4143b7/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-07 11:42:12 UTC
File Type:
PE (.Net Exe)
Extracted files:
25
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xa5yxrgkt7carwkfrosq37gdkcyye7tdgg34nvcwvx6jv2sbio3q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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1252078421caf8c3415891ca9012a285c509a1b952b56cc84d163000155def0a
AgentTesla
1d685f076d57a177ad5b642cb0657de08e8607bd2b892c4b39146c6f2ada6473
AgentTesla
4053206d66d627d145d9da8d8e208d08c85755036a5393ccc6e8afd6117df864
AgentTesla
74166c25bf897e34d2472be8b03709962c71e21a6b2257a49fa247b0a8d67884
AgentTesla
758353a1ee13e2b4e82bd4ebfa6df47a12a3ac2d488d9602bb89700a4dc6b997
AgentTesla
93fad7701df9ff93bd4099e35acf33ccaea74bc1dff47fb2920991b6959f98bd
AgentTesla
9c16a15643b0f599a8b9bd9f611fac1fdcd3584cb0bad01e6f597f9eeca0aba5
AgentTesla
af111e1f46bfb7a036f1d13d146b3619a530fd691c6dee191e1235fb1d5f9218
AgentTesla
c8262f980bc426f0690a7007910673568aa2595af3d8d1d597c528942850f438
AgentTesla
+ 13'332 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/211207-nt141abgh4/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot2124462934:AAGr-L06waDdFGpnKJz3_DCOFcJpWDQ7WIM/sendDocument
Unpacked files
SH256 hash:
f66c387a6b5f040157057752d613e42fe380ebd205cb6aaf3be83d4cc01bc19c
MD5 hash:
cac1aafc4de8d1702671cbfd61c4363b
SHA1 hash:
5c5384eb5413dc79faac4581888928f4aaa0cb8f
Link:
https://www.unpac.me/results/c8750a19-3848-4d84-89b3-7f06168efdd7/
Parent samples :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 hash:
1e9afcf8584cecbbfcced276e3fc9cde7d0d0b452c7164af7bc9ac5bcc4ac551
MD5 hash:
7ea1339ffefac254da75d6bbd7550009
SHA1 hash:
4f7c19f206ac1865dfa903b32ada98c402ad1a7d
Link:
https://www.unpac.me/results/c8750a19-3848-4d84-89b3-7f06168efdd7/
SH256 hash:
80855df0d7e7629d1f16cfecb7270f7db3ae6c1e32973803330862e531e69a53
MD5 hash:
2ee37952c40f8681eb58af6196d117da
SHA1 hash:
10f1c59089e1485b1440a47fbde89172dd000a29
Link:
https://www.unpac.me/results/c8750a19-3848-4d84-89b3-7f06168efdd7/
SH256 hash:
b83b8bc4ca9fc408d9458ba50dfcc350b1827e6331b7c6d456adfc9aea4143b7
MD5 hash:
d2b968ab1e51bfeb5db60526975075ba
SHA1 hash:
2cf787ecd25d5b5bb7820f32dfeb1f2029325b46
Link:
https://www.unpac.me/results/c8750a19-3848-4d84-89b3-7f06168efdd7/
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b83b8bc4ca9f/report/overview.html
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/b83b8bc4ca9fc408d9458ba50dfcc350b1827e6331b7c6d456adfc9aea4143b7

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:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/212107/

Comments