MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef84b2ff04124e92bb1f3cd7d7ea4f8c61d130b0171a66586fb72ce46a28057b. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef84b2ff04124e92bb1f3cd7d7ea4f8c61d130b0171a66586fb72ce46a28057b
SHA3-384 hash: 797042e490d2b32b8194fce9b44fb98cf588d879a03018ba694055dc4a174b73a657763939493c2fcca9a7768b2e3df6
SHA1 hash: 3733b3a33456e6aa9d604c04d1531848ccd0a77d
MD5 hash: e605817ed935ee0301f12f5e8c72d72a
humanhash: vermont-pluto-alaska-connecticut
File name:PL_056_06_713.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:586'152 bytes
First seen:2021-05-11 06:41:43 UTC
Last seen:2021-05-11 16:03:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:ZpHFMw7Y9MA59CyMAn0miosI5lKkQNuEVVpQngbRgd:ZpH+w09tVuoHKkQoNngb0
Threatray 4'836 similar samples on MalwareBazaar
TLSH 3EC40146BA049011C286593ED8E6457107B3AF825722C9573CFE3F483B3BFEA665B25C
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
101
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/154819/
Detection(s):
SecuriteInfo.com.Malware.AI.158022432.10008.6795.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
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.
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/778856
Signature
.NET source code contains potential unpacker
Creates an undocumented autostart registry key
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped 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)
Writes to foreign memory regions
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef84b2ff04124e92bb1f3cd7d7ea4f8c61d130b0171a66586fb72ce46a28057b/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-05-11 05:24:47 UTC
AV detection:
6 of 47 (12.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=56clf7yecjhjfoy7htl5p2sprrq5cmfqc4ngmwdpw4woi2riav5q._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
122efe2f5bdfc7dff383279a644ea982eb45a71d28a72d5af96ae661d3337967
AgentTesla
1c4cbe5a3adfa0a596eabff32c6a43fe2f5fc2be1dcf71bddbd0c1200d7451a8
AgentTesla
1cd475136c164ff77b53861d74e6937d8dabe9ad01139a66a1eb91b59a56b5ba
AgentTesla
2565e3190558400fb85b0389e7aadf850a4c32d2b7b7d09e37820b8ad361c39a
AgentTesla
798cecbce0139e502fd6b23a7d147480d25a168d93131ba2e59f5b81ddbebb28
AgentTesla
8d33ac3a6ed3e4e8608757bf57424e201c94f5418eb24d7a921fc9116d595c88
AgentTesla
b0cea585c416540b6820f91a0c1cf8d8eb6776ec0cecce0709cd2c22f15f7cc3
AgentTesla
be48a66b718f94c2379453ff845e0047504573e3c0e1a9f7ab3011dab1c06b57
AgentTesla
bf411b461237ce0b5f1cf021af00bf94c0f31a8aac095c9d36581c5095fcc2a7
AgentTesla
df5e40d1e917f0bd4c424f65c8e2557d094f5eff22b4ba6f63f093333ebbb8a9
AgentTesla
+ 4'826 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210511-p1ja624pm6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla Payload
AgentTesla
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/ef84b2ff04124e92bb1f3cd7d7ea4f8c61d130b0171a66586fb72ce46a28057b

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: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.

Web download

AgentTesla

Executable exe ef84b2ff04124e92bb1f3cd7d7ea4f8c61d130b0171a66586fb72ce46a28057b

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/154819/
  
URLhaus
https://urlhaus.abuse.ch/url/1219764/
  
Delivery method
Distributed via web download

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