MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f
SHA3-384 hash: dabbf102e9392c9ab08e99b55e846a7b4e05c38750dfed39a75e85e6918966957262e3b3e00e46ec5bb2771a1d58fa02
SHA1 hash: 8df03f9ffd75dc0b12bbb5cd3c2805deaa06d74c
MD5 hash: 39fef7688861692b86209bd83c4ee4b1
humanhash: muppet-high-steak-ack
File name:RFQ-05434567898654345.zip
Download: download sample
Signature AgentTesla
Create hunting rule
File size:411'763 bytes
First seen:2023-03-10 13:06:26 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 6144:sU9SMUFSt3+voKmLjKUrNqK/x2qFIvcgbUDmbgcBjxz1q33BuMOCQxPaafopb:sYStAl04J5qK/gqFIv2mb/z833BXE+
TLSH T108942379198D6CD478FA4909062455933EEF28F71A568AC137CB9E7431BE36A336B0C2
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:AgentTesla RFQ zip


Avatar
cocaman
Malicious email (T1566.001)
From: "demet.tonyali@hotmail.com" (likely spoofed)
Received: "from hosted-by.rootlayer.net (unknown [185.222.57.73]) "
Date: "10 Mar 2023 07:31:28 +0100"
Subject: "RFQ3015180"
Attachment: "RFQ-05434567898654345.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
126
Origin country :
n/a
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:RFQ-05434567898654345.exe
File size:858'624 bytes
SHA256 hash: aa5336fbd1f094aabf356588943e259fdb8330a19e9e957bf8bbcac9d3ae7401
MD5 hash: 3b4eea8c0ff330106c37b55bc3ffb85b
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.10644.19929.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
60%
Link:
https://www.filescan.io/uploads/640b2b778a02c7ebaf240dde/reports/7539ca0b-42e4-4f71-817c-e28328cdaee6/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-03-10 06:49:14 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=moofbo6tkmha7hoiuvj6nhcs226pzs4irjppv6l6etyznjd4zixq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230310-qv9hwaff4z/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
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

zip 639c50bbd3530e0f9dc8a553e69c52d6bcfccb888a5efaf97e24f196a47cca2f

(this sample)

AgentTesla

Executable exe aa5336fbd1f094aabf356588943e259fdb8330a19e9e957bf8bbcac9d3ae7401

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 aa5336fbd1f094aabf356588943e259fdb8330a19e9e957bf8bbcac9d3ae7401
  
Dropping
MD5 3b4eea8c0ff330106c37b55bc3ffb85b

Comments