MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541. 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: 16


Intelligence 16 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541
SHA3-384 hash: 0b1a909681e3bd1d28c9e9c5f801b3531cf857419e3f9d9430ee87920c72d2573add1a5c8f0bebc77339ba1196d9efe4
SHA1 hash: 81050493daaba0167aee5a1dab32bf1b10228100
MD5 hash: 976562605f5af3a64dc676b3886601bc
humanhash: stream-cold-single-idaho
File name:SecuriteInfo.com.Win32.PWSX-gen.515.25781
Download: download sample
Signature AgentTesla
Create hunting rule
File size:654'336 bytes
First seen:2023-11-21 13:20:02 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 12288:vkfhzpJQvGJhfYu1Kzq9oBGyJhh8/brMVZ51yPr+MSYiZeGwwT:EB4vO9Yu1J9oBGyyDAwPSmy
TLSH T1E6D40202326E5F27D9FD4BF60106511027F665EB66B2D3158DCAF0EA6B26F110B90F27
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)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
366
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/459529/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.515.25781.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/655cae842e67db4cea1bc570/reports/e6993727-a270-4827-9672-60ff562da4a5/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541
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/f64ece81-b88c-4b4b-9d55-d9289eef655a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1345808
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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)
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)
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/85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-11-21 09:40:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
19 of 22 (86.36%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=qv4tbgprfzlatf6p7t2qoqadhryrih45hcs6uvsz6hv2ukbeyvaq._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231121-qk3mksfd8y/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
Checks computer location settings
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:
3a4e38c1195438c142677c4b1de40f6793b6aaa93dfe8e421ccb1528c43e9fcb
MD5 hash:
911115cabfe548f7fc54164cbd2ac1c9
SHA1 hash:
9bce9b945525e70067cdaf3a81c27d3ff0628931
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Link:
https://www.unpac.me/results/4f11f5ce-502d-4231-8dbb-bccadf8b2bdf/
Parent samples :
c3105671b44dbb43690934adc01bd2322763b6b9eaa8ca345f90a6c2de6bada5
85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541
a75840200db6ba9313053ab15551f6c758d78ac9ffbe75ede0f36e744eaed24b
f2c817d14832f236b4f1dcbd4455ffef79494e135cd79dec2bda59f28e0926ec
SH256 hash:
66b73b2d42e9d81b8e19595575ffc95477f1af4e7cbfcab318d3e7fde6480843
MD5 hash:
95fa30c3550271b5e9f484ff89edbd09
SHA1 hash:
9a6d103b0c5ab230bd2ebe9a7450a88276a3e74b
Link:
https://www.unpac.me/results/4f11f5ce-502d-4231-8dbb-bccadf8b2bdf/
SH256 hash:
f9b75f76db1d637a435d7a6caeedc58c96fb93308efcd39aa6a6b92205f8aa30
MD5 hash:
b5342c31333ecad84e93d36de9466470
SHA1 hash:
5d4edae35f24c3061ef04c9dd68b452e1ba63bb4
Link:
https://www.unpac.me/results/4f11f5ce-502d-4231-8dbb-bccadf8b2bdf/
SH256 hash:
c34dfbc328de247d25d670c3b7853f1dddd2ec2607d5dbb0480743b45a15ea64
MD5 hash:
85b87384830444e6ab86a4a692ce96cc
SHA1 hash:
0d7d4614cf31d27e68ebf48e76fb1d308cc08152
Link:
https://www.unpac.me/results/4f11f5ce-502d-4231-8dbb-bccadf8b2bdf/
SH256 hash:
85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541
MD5 hash:
976562605f5af3a64dc676b3886601bc
SHA1 hash:
81050493daaba0167aee5a1dab32bf1b10228100
Link:
https://www.unpac.me/results/4f11f5ce-502d-4231-8dbb-bccadf8b2bdf/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/85793099f12e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/85793099f12e560997cffcf50740033c71141f9d38a5ea5659f1ebaa2824c541

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.

Cape
Cape
https://www.capesandbox.com/analysis/459529/

Comments