MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7
SHA3-384 hash: 128a6df582d16c7a9e3673de5a3d9d87f69f225ea975804fc3616ca413d3793b7115a47b9583eefeea60e74d7622b8d4
SHA1 hash: 82667c40bee286ffa68c583531c59f641e34fc82
MD5 hash: 5918f36342af0aa9227e44d7557dbe7b
humanhash: victor-princess-one-fish
File name:Halkbank_Ekstre_20191102_073809_405251-PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:854'016 bytes
First seen:2023-09-11 09:23:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:Y2iNZ1D7lgN+tsYCYwCSr/YUF41K1klUldqtG6L9MiAibvb1zOnbaK7IIAP7r9ry:Y1pDBUYCYHQF4LlBr9xAiDbIaK7It1q
Threatray 6'093 similar samples on MalwareBazaar
TLSH T1D705DF85E68466A0DD5DAB706A36CD3156237DEDA834A82C29DE3E373FFB3935021053
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0cc (241 x AgentTesla, 65 x Loki, 41 x Formbook)
Reporter abuse_ch
Tags:AgentTesla exe geo Halkbank TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
298
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Halkbank_Ekstre_20191102_073809_405251-PDF.exe
Verdict:
Malicious activity
Analysis date:
2023-09-11 09:24:51 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/b490d7ac-4846-417b-badc-ebc4e709747c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/447878/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Gathering data
Verdict:
Malicious
Labled as:
Ransom.CryptoJoker.Generic
Link:
https://www.hybrid-analysis.com/sample/8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7
Result
Verdict:
MALICIOUS
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/cc11598e-e9f0-4a7c-abec-5d091a869a30
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1307171
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
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)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1307171 Sample: Halkbank_Ekstre_20191102_07... Startdate: 11/09/2023 Architecture: WINDOWS Score: 100 29 api.telegram.org 2->29 41 Snort IDS alert for network traffic 2->41 43 Found malware configuration 2->43 45 Antivirus / Scanner detection for submitted sample 2->45 47 10 other signatures 2->47 7 NJFUCIF.exe 3 2->7         started        10 Halkbank_Ekstre_20191102_073809_405251-PDF.exe 3 2->10         started        12 NJFUCIF.exe 2 2->12         started        signatures3 process4 signatures5 49 Antivirus detection for dropped file 7->49 51 Multi AV Scanner detection for dropped file 7->51 53 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->53 55 Machine Learning detection for dropped file 7->55 14 NJFUCIF.exe 14 2 7->14         started        57 May check the online IP address of the machine 10->57 18 Halkbank_Ekstre_20191102_073809_405251-PDF.exe 17 5 10->18         started        21 Halkbank_Ekstre_20191102_073809_405251-PDF.exe 10->21         started        23 NJFUCIF.exe 12->23         started        process6 dnsIp7 31 api.ipify.org 14->31 33 api4.ipify.org 104.237.62.212, 443, 49702, 49711 WEBNXUS United States 18->33 35 api.telegram.org 149.154.167.220, 443, 49703, 49704 TELEGRAMRU United Kingdom 18->35 37 api.ipify.org 18->37 25 C:\Users\user\AppData\Roaming\...25JFUCIF.exe, PE32 18->25 dropped 27 C:\Users\user\...27JFUCIF.exe:Zone.Identifier, ASCII 18->27 dropped 59 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->59 61 Tries to steal Mail credentials (via file / registry access) 18->61 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 18->63 39 api.ipify.org 23->39 65 Tries to harvest and steal browser information (history, passwords, etc) 23->65 67 Installs a global keyboard hook 23->67 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7/
Threat name:
Win32.Ransomware.CryptoJoker
Create hunting rule
Status:
Malicious
First seen:
2023-09-11 09:24:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
42
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=riddfyol6mfibvz2gexijlrpisaackyod23rxmrewkao4x6r47lq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
045e8b4f5d4e24a8e6e4f4571a7e1b45d00ffda46f3e33c6551bf10b059beed0
AgentTesla
2ad4c4f27ff93553beebc1e426bd73cb6415c88bb233442fdc727de557a95c2d
AgentTesla
3e11161f4bf91d51026470f6a473e99eb2d778e73b2a124896412ddeaf2ee0cc
AgentTesla
5dd81b46f9b2a310868ab2b1ea4d61619ab039d8d19e8abff4a559930be4fe19
AgentTesla
a3a30f5a6bcfcd96305e17acaba93ceb8e59b484e7ec4b9dbf0d8db7ccde01ff
AgentTesla
a5479bafe5b3e2b6b8ef318b85107422f99da737e079c38273b0c50be39dd6c4
AgentTesla
bd1cfccc52b5ead10729558fda4e8827cd116c1d98529fd821709d6890f88b93
AgentTesla
bd8c4eb8ae0047367c1d20d2132d3a2fe2bdf0d197001ea4ecaa3816d59c84e9
AgentTesla
+ 6'083 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230911-lc2m4aeh6v/
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
Adds Run key to start application
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6442525124:AAHRn6nhiRLKe3Gt6C3jTMT10aqLs3yLV90/
Unpacked files
SH256 hash:
2a39b0b1adaf927a0ea6898da6eb77736713ee6185731a9f9a060f097705a184
MD5 hash:
2c16e7cbe74460927362b38c2609f5d7
SHA1 hash:
e683dcf9b74605b81b70e60c1da429e55e071d64
Link:
https://www.unpac.me/results/1df6f559-1624-4cea-9805-1cb511b99760/
SH256 hash:
2e716efdb378398c385d6d089864b3d902bca400c0fab77cc0a3ef1acdebcbba
MD5 hash:
b51216dac5727d73e03e6dfe84c9e25d
SHA1 hash:
77285196cf8031d4dd9e084dc3889e10f6c2f26d
Link:
https://www.unpac.me/results/1df6f559-1624-4cea-9805-1cb511b99760/
SH256 hash:
75919c666c0dd64d34390bc49a8a3960e06af3fae950cda847a8bf651d49b472
MD5 hash:
4f98dfd9d6b6748bd1af94d65cfac0da
SHA1 hash:
6cea4c6a1cd7cd81187cbadcf5171a997da479e1
Link:
https://www.unpac.me/results/1df6f559-1624-4cea-9805-1cb511b99760/
SH256 hash:
a93ab27d9bd9aa5b52288ff259e1dd2e8de2c873ee8fd5bbae64bca6f7624ce0
MD5 hash:
f2a2d829d920d375609a49544173df5a
SHA1 hash:
2af0e17de7935177d0a503ec980836fae9e17920
Link:
https://www.unpac.me/results/1df6f559-1624-4cea-9805-1cb511b99760/
SH256 hash:
8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7
MD5 hash:
5918f36342af0aa9227e44d7557dbe7b
SHA1 hash:
82667c40bee286ffa68c583531c59f641e34fc82
Link:
https://www.unpac.me/results/1df6f559-1624-4cea-9805-1cb511b99760/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8a0632e1cbf3/report/overview.html
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/8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7

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:NET
Create hunting rule
Author:malware-lu
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.

Malspam

AgentTesla

Executable exe 8a0632e1cbf30a80d73a312e84ae2f4480012b0e1eb71bb224b280ee5fd1e7d7

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/447878/

Comments