MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16. 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


BlankGrabber


Vendor detections: 6


Intelligence 6 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16
SHA3-384 hash: 8b1447235c729e6f55254eec6b3089f8957f6adfd9ea5009ced62d81b4a1c8850f4eb192c0c0d076d7863e360853bfea
SHA1 hash: 0e6ebe2b6bdcd0fecee20d84c964798a28b0750b
MD5 hash: 331e8d0a28c5766e30e157dd94be3af7
humanhash: one-green-carpet-nineteen
File name:Logged.zip
Download: download sample
Signature BlankGrabber
Create hunting rule
File size:63'957'130 bytes
First seen:2025-07-16 14:25:09 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 1572864:WX6pPpVDNahF8T4elcfKnyCykuIWjqzMFAMOvss3W0:WXg/DKtelnB1FaqzMD0
TLSH T158E7332FA65701EC2C60E8B3EDE70645260405499A92DDC599CFEBC6339F5ECA2F8CD4
Magika zip
Reporter burger
Tags:BlankGrabber file-pumped zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
26
Origin country :
NL NL
File Archive Information

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

File name:Logged.exe
Pumped file This file is pumped. MalwareBazaar has de-pumped it.
File size:235'181'737 bytes
SHA256 hash: 1a9881291df4417d5b6f7e16582878c34e856fc357288a483aafc5c40bf0f98f
MD5 hash: 5a056e1008b705d6c9c123b63bb0e2c1
De-pumped file size:9'859'584 bytes (Vs. original size of 235'181'737 bytes)
De-pumped SHA256 hash: 0d9279338177458b870a6750821ae57ab6ed6b79be5d82eb86db7c97467611cb
De-pumped MD5 hash: 4c023b5b77ff883d939e26130a30072d
MIME type:application/x-dosexec
Signature BlankGrabber
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6877b69e2f623871a5ef0e0b
Tags:
autorun spawn shell sage
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-debug fingerprint large-file microsoft_visual_cc overlay
Link:
https://www.filescan.io/uploads/6877b66e8a7d628a81b26872/reports/58e59456-790c-4a02-928c-7870b56907bb/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16
Score:
88%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ge5sr7adglojotwlcujriutx4qoaiflavddb4p64ux5kzy6jr4la._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/250716-sqhkpsaq91/
Behaviour
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Loads dropped DLL
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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Create hunting rule
Author:Fernando Mercês
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ducktail
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked ducktail malware samples.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:skip20_sqllang_hook
Create hunting rule
Author:Mathieu Tartare <mathieu.tartare@eset.com>
Description:YARA rule to detect if a sqllang.dll version is targeted by skip-2.0. Each byte pattern corresponds to a function hooked by skip-2.0. If $1_0 or $1_1 match, it is probably targeted as it corresponds to the hook responsible for bypassing the authentication.
Reference:https://www.welivesecurity.com/
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

BlankGrabber

zip 313b28fc0332dc974ecb1513145277e41c041560a8c61e3fdca5faace3c98f16

(this sample)

BlankGrabber

Executable exe 0d9279338177458b870a6750821ae57ab6ed6b79be5d82eb86db7c97467611cb

  
Dropping
SHA256 0d9279338177458b870a6750821ae57ab6ed6b79be5d82eb86db7c97467611cb
  
Dropping
MD5 4c023b5b77ff883d939e26130a30072d

Comments