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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6eea9323d0a2e383b0690af294cbb3ee554886742c34c641cfa3e0c4904d23cd. 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


ZLoader


Vendor detections: 6


Intelligence 6 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6eea9323d0a2e383b0690af294cbb3ee554886742c34c641cfa3e0c4904d23cd
SHA3-384 hash: 7532f86049abe8ded863bb828db169779d2ed9cb8973f7cc829ac19886b007d3b2fccd533805837dfb3f59e737757700
SHA1 hash: fcd3c2dc1007d5d6346860b3883ecbdf15c38786
MD5 hash: 8b700d7b7db3b85fc73486b9fe02cbda
humanhash: chicken-cat-kentucky-lithium
File name:SecuriteInfo.com.DOC.Kryptik.W.5795
Download: download sample
Signature ZLoader
Create hunting rule
File size:257'024 bytes
First seen:2020-08-11 19:19:10 UTC
Last seen:2020-08-11 19:37:45 UTC
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 6144:Tk3hbdlylKsgqopeJBWhZFVE+W2NdA3OnItWna2pBDjQTQBRNd4FwGBEUpN+jWeG:pOnIona2/DjQQBRNd4FwWxpNiWe6V
TLSH 8B44CCD1EB805DA4CFC0C0B71B5B62F385C1BC362E396FA2A4C27163767A360568D799
Reporter SecuriteInfoCom
Tags:ZLoader

Intelligence

File Origin
# of uploads :
2
# of downloads :
84
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.DOC.Kryptik.W.5795.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Excel4PaperPlanes.20200705.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWhere.20200720.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWherePartDuex.20200730.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.ZloaderMustHaveBeenLoveButItsOverNowConditionallyBasedOnEnv.20200804.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process with a hidden window
Deleting a recently created file
Possible injection to a system process
Launching a process by exploiting the app vulnerability
Creating a process from a recently created file
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/420204
Signature
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Found abnormal large hidden Excel 4.0 Macro sheet
Found Excel 4.0 Macro with suspicious formulas
Injects code into the Windows Explorer (explorer.exe)
Microsoft Office drops suspicious files
Sigma detected: Execute DLL with spoofed extension
Sigma detected: Microsoft Office Product Spawning Windows Shell
Sigma detected: Office product drops script at suspicious location
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6eea9323d0a2e383b0690af294cbb3ee554886742c34c641cfa3e0c4904d23cd/
Threat name:
Document-Word.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 19:21:04 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=n3vjgi6qulryhmdjblzjjs5t5zkurbtufq2mmqopupqmjecnepgq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/200811-ymatlgled6/
Behaviour
Suspicious Office macro
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
ZLoader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6eea9323d0a2e383b0690af294cbb3ee554886742c34c641cfa3e0c4904d23cd

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:ach_ZLoader_xls_20200804
Create hunting rule
Author:abuse.ch
Description:Detects ZLoader XLS
Rule name:msxls_zloader_anti_sandbox_biff_formula
Create hunting rule
Description:Finding XLS2003 documents with a specific anti-sandbox expression
Rule name:msxls_zloader_formula_ptg_ref_num_op_count
Create hunting rule
Description:Finding XLS2003 documents with a large number of PtgRef->PtgNum->PtgOperator entries

File information

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

Comments