MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2b77f6e75ccdf5beead4c05258524415e6ed567f60df857b15ef09e9716bf69. 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


Threat unknown


Vendor detections: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2b77f6e75ccdf5beead4c05258524415e6ed567f60df857b15ef09e9716bf69
SHA3-384 hash: 80094a52e14d5ce87da5c30a4d231170ec212dfec11890f768b9b6e1dc3b6043e5febd1edb7677438682f72869b7def3
SHA1 hash: fa94bcecf4b2a56f3866c1d24ed713f9a5fbd6d6
MD5 hash: b50c49ccab19227f4e9fbca578c732bd
humanhash: echo-south-summer-summer
File name:BL DRAFT DOCUMENTS.exe
Download: download sample
File size:1'249'280 bytes
First seen:2020-10-26 13:41:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:hAHnh+eWsN3skA4RV1Hom2KXMmHaR2NL5c1b47Vhz6E+MNtDOH5:4h+ZkldoPK8YaR2NL5T7Vhz6Eju
Threatray 851 similar samples on MalwareBazaar
TLSH 9545BE0273D2C036FFAB92739B6AF64156BD7D254123852F13981DB9BD701B2223E663
Reporter abuse_ch
Tags:exe


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: anproxymail.aduana.gob.bo
Sending IP: 190.129.75.241
From: maliaga@aduana.gob.bo <maliaga@aduana.gob.bo>
Subject: Re:Revised Document
Attachment: BL DRAFT DOCUMENTS.pdf.z (contains "BL DRAFT DOCUMENTS.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
72
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/79084/
Detection(s):
SecuriteInfo.com.AutoIT-3.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.JS.EmbeddedEXE-5.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.AIT.Trojan.Nymeria.1583.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
Enabling autorun by creating a file
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/511885
Signature
Binary is likely a compiled AutoIt script file
Initial sample is a PE file and has a suspicious name
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Drops script at startup location
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 305080 Sample: BL DRAFT DOCUMENTS.exe Startdate: 26/10/2020 Architecture: WINDOWS Score: 72 26 Multi AV Scanner detection for submitted file 2->26 28 Sigma detected: Drops script at startup location 2->28 30 Binary is likely a compiled AutoIt script file 2->30 32 Initial sample is a PE file and has a suspicious name 2->32 7 BL DRAFT DOCUMENTS.exe 4 2->7         started        10 wscript.exe 1 2->10         started        process3 file4 20 C:\Users\user\...\query.exe, PE32 7->20 dropped 22 C:\Users\user\AppData\...\RemotePosWorker.url, MS 7->22 dropped 12 WerFault.exe 23 9 7->12         started        15 query.exe 10->15         started        process5 dnsIp6 24 192.168.2.1 unknown unknown 12->24 34 Multi AV Scanner detection for dropped file 15->34 18 WerFault.exe 19 9 15->18         started        signatures7 process8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2b77f6e75ccdf5beead4c05258524415e6ed567f60df857b15ef09e9716bf69/
Threat name:
Win32.Trojan.Predator
Create hunting rule
Status:
Malicious
First seen:
2020-10-26 02:03:47 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uk3x63tvztpvx3vnjqcslbjeifpg5vlh6yg7qv5rl3yj5fywx5uq._file
Verdict:
unknown
Similar samples:
314f0f442df7637e5a3fe94fadbc03b82d1165e58fa41c5d6881f857f61e3575
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432563b33bc9c2b8c2367e8d1602224c4c56a875257e79e7585a6c8f70591ddc
48b1f899e7ad8d880a6bf9d97ada6507c4403c8d8e81815f83fb8181ca247008
5dc99cdcbe826905fda928debc00fd44e0d447e1b797e74c11a8bd77133dd770
6d1cfff093998c807b9c5dc3fd122adbea40c5bad0cad4cbe10b43932c28bdd9
89f1ed8a332907a1e20a452f773576cc53bc7bfcb2aeb20eb4501d57a5574d2e
90e558ae189e039ebfb1fa64a6a6e917fbb98be91fc125dbe7b32ba305398158
b052d189fbba69117efc6e10e1cada3faee844cb59b5f0d1482734976c72bd58
e897888dd36ab2a5740030d628f510ef0563d9d039e896b45134a4a5c4a82bb7
+ 841 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/201026-dfc43l6t3j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Program crash
Drops startup file
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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).

File information

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

Malspam

z f48ab3b0a98e4b2281789e41ceafd9b688ae40678011e4a5b95d99b891207349

Executable exe a2b77f6e75ccdf5beead4c05258524415e6ed567f60df857b15ef09e9716bf69

(this sample)

  
Dropped by
MD5 7f455076cc4ddd0bb11dbc334f07343e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 f48ab3b0a98e4b2281789e41ceafd9b688ae40678011e4a5b95d99b891207349
Cape
Cape
https://www.capesandbox.com/analysis/79084/

Comments