MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ff6913b35226527d4bb0bd458d326ad3d1bdd50b90aaac6d4eae1f7f43922c1. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ff6913b35226527d4bb0bd458d326ad3d1bdd50b90aaac6d4eae1f7f43922c1
SHA3-384 hash: 902c6368ff5d4c75b248477aa5be6cd96dac3836fe0e495440d78fbfba3a4976a1121be9f7ddf7095b7c5602772bee92
SHA1 hash: 49ed7d59f5f148622c8359c5d6934e54af1f23ee
MD5 hash: a7a9aeda71108fa719cfd5085113eab3
humanhash: fish-pizza-lactose-apart
File name:tt.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:722'432 bytes
First seen:2020-07-09 22:16:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:18OiPI4IK7iS4lkJWeqRmmSJ+SoacTaulCSRO6mhAPgsUhy:6PAK7tJWeiMJ+SoLTESREe
Threatray 10'795 similar samples on MalwareBazaar
TLSH CAE4AE7DF352ECE6ED7A02F9647158122F519C1FA0E9A4DC348DB2A5387235310A78BB
Reporter James_inthe_box
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/24129/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.VFR-1.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.378.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4ff6913b35226527d4bb0bd458d326ad3d1bdd50b90aaac6d4eae1f7f43922c1/
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-07-09 19:06:44 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j73jcozvejsspvf3bpkfruzgvu6rxxkqxefkvrwu5lq7p5bzelaq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1debc399539d6dddfa7522dbf42b2ade7d0e56179588fae9f144301a84629e50
AgentTesla
3ca89270a1e4ae27056087ab556bdadd89ba1ab27b505afa53a812c5f2acabc8
AgentTesla
51e016d7614461f51389151f4dce30de7db0945f781b4d7d6ec6ab1ef97935fa
AgentTesla
68127a3666833ba7ab999e65ed3c94b02f6fded7b3d468cecc3895ef340ef833
AgentTesla
775cbf86bee09ee9b8024f2d8da2ce47cbfc29d2a907df7387bc87fbfae40dcd
AgentTesla
80f41a09d12356205262bb77b16daeaf2a284a89fd737b042149a4207f16c702
AgentTesla
997de5ed7182657e00985a8b1e5f91656a8d7ad171c504780c5edbdda5fd5835
AgentTesla
a22fd8c976069aeb676b7335e35a4f19bd55293f669bcc71f407147012b0379d
AgentTesla
a4d4f50a2dff36ea8d3f92a832578a875c3f6a3ce227f1263114bf9dcbe9e335
AgentTesla
c4031838bc163076ff2845546cad4c409d9cec8a2100d78d4ea1ea75579f7c37
AgentTesla
+ 10'785 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
persistence spyware keylogger trojan stealer family:agenttesla
Link:
https://tria.ge/reports/200709-e998qdh9s6/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads user/profile data of local email clients
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla
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:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/24129/

Comments