MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152. 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: 15


Intelligence 15 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152
SHA3-384 hash: 31675c09e6df9452bc8836ee2afdd88b0107a3a6fa0c7aef4424a4803b17ee3c1b7046e19e8ca2bfcf5827900b64c522
SHA1 hash: 59e5fd69df55b8119f00f339cc291e8021d6c9e8
MD5 hash: 0b85d0466bdc1272b82f2168d19fd2f9
humanhash: july-minnesota-diet-red
File name:Hesap_Hareketleri_SUN_BAGLANTI_ELEMANLARI_PRES_METMAKSANVE_TICLTDSTI_20231206_84014609_PDF.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:772'096 bytes
First seen:2023-12-06 10:17:22 UTC
Last seen:2023-12-06 12:29:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:RTnueH5qlyMP6sEvkRT8Zbb+rUL3H7ilvK3ZUz6VcwwlNVbxfnj+7IPG:RVqlYlk989Am7EK3ZHVuNr7U
TLSH T1D9F4F1047EBD5B1BE6725BFB4570162423F8985F343AF3990D8634C6E862F431E42A6B
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 72ceaeaeb2968eaa (57 x AgentTesla, 9 x Formbook, 7 x RemcosRAT)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
330
Origin country :
DE DE
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/462814/
Detection(s):
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
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152
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/6f53b627-32ed-48d3-a80a-6ee08e3b96e8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1354513
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Contains functionality to register a low level keyboard hook
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Initial sample is a PE file and has a suspicious name
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-12-06 08:59:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
14 of 23 (60.87%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=yf5xopvqcznge7dues4xnk2prtqav2aqii2ypuox2ffvhhxlqfja._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
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Result
Malware family:
agenttesla
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Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231206-mbx4ysdf37/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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
Unpacked files
SH256 hash:
c97f987566cce97bad785253593448e384a3e7b32b72df17d1c042afa7dc8792
MD5 hash:
c2a56f427f2867a1a72bb6d5930b85d3
SHA1 hash:
fa27c76426bd0f6c0a8f7ffa169f4254e4151a96
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/05b48baf-6980-4111-a9c5-971610339402/
SH256 hash:
a04215d12f2c7d5203718a29cccd4ff57a3de5e58d85fe00328491ae6e78750a
MD5 hash:
5ce88d77a03219e0c9275b689ce0b2be
SHA1 hash:
ebdf60753e4ebf9558a0651adce35038bd03774b
Link:
https://www.unpac.me/results/05b48baf-6980-4111-a9c5-971610339402/
SH256 hash:
004bc72dd312feb281f86aaddf8f8d922859065135898aed28b80311c224a1c4
MD5 hash:
94b06dd70bcb12d6f3f8eee416873b37
SHA1 hash:
bd9eca7dbe95a19908aa670a7df3224e103f20ac
Link:
https://www.unpac.me/results/05b48baf-6980-4111-a9c5-971610339402/
SH256 hash:
e72b64e3119db4738c1525a4f336d9343da4196939b9e38143c684b5f1e1b5aa
MD5 hash:
dde684e9f1482a79b0dc510cb9f5fcf9
SHA1 hash:
a39dddb3e0d3408e46b7ec63ec0477fd613b4546
Link:
https://www.unpac.me/results/05b48baf-6980-4111-a9c5-971610339402/
SH256 hash:
c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152
MD5 hash:
0b85d0466bdc1272b82f2168d19fd2f9
SHA1 hash:
59e5fd69df55b8119f00f339cc291e8021d6c9e8
Link:
https://www.unpac.me/results/05b48baf-6980-4111-a9c5-971610339402/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c17b773eb016/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.75
Link:
https://yomi.yoroi.company/submissions/c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
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 c17b773eb0165a627c7424b976ab4f8ce00ae810423587d1d7d14b539eeb8152

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/462814/

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