🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a13cfb44603e3b71b3b3f8f081b78d27e89f18409c73e0d8dbfa2cb8b2565662. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a13cfb44603e3b71b3b3f8f081b78d27e89f18409c73e0d8dbfa2cb8b2565662
SHA3-384 hash: 8293eae56a427e25ac63a8185da96440fe11ea16132b3ae40300cfe043b9ca1d1c6b66c848efc00094f24150efe3d8a3
SHA1 hash: 09ed33e5c6278af16c3afa20754dddb90c015248
MD5 hash: c2b4526d2a85fdf79b54ad5e391ce4cb
humanhash: early-mountain-wisconsin-ink
File name:SecuriteInfo.com.Exploit.Siggen3.8755.4152.3286
Download: download sample
Signature ZLoader
Create hunting rule
File size:31'744 bytes
First seen:2021-01-28 20:58:03 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 768:9zPXk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ8IVjGnJI+CHD:5Xk3hbdlylKsgqopeJBWhZFGkE+cL2NY
TLSH B8E22EE7F6D6AC45CA49433A486783A0B716FC151B57838B3389F7292F72AC08E4355B
Reporter SecuriteInfoCom
Tags:ZLoader

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Exploit.Siggen3.8755.4152.3286
Verdict:
No threats detected
Analysis date:
2021-01-28 21:03:36 UTC
Tags:
macros macros40 generated-doc
Link:
https://app.any.run/tasks/6508c4a6-1fef-456e-8b67-e7b41da79eca

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
True
Detection(s):
SecuriteInfo.com.Exploit.Siggen3.8755.4152.3286.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Zloader.ComfortablyNumb.20201208.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Zloader.ComfortablyNumb.M3.20201208.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Excel4MacroLuresWatchingTheDectives.20210115.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a process with a hidden window
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Office File
Link:
https://app.docguard.net/a13cfb44603e3b71b3b3f8f081b78d27e89f18409c73e0d8dbfa2cb8b2565662/results/dashboard
Result
Threat name:
Unknown
Detection:
malicious
Classification:
spre.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/593380
Signature
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
Injects code into the Windows Explorer (explorer.exe)
Microsoft Office drops suspicious files
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Potential malicious VBS script found (has network functionality)
Potential malicious VBS script found (suspicious strings)
System process connects to network (likely due to code injection or exploit)
Yara detected Run DLL Via DCOM
Yara detected VBS Downloader Generic
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a13cfb44603e3b71b3b3f8f081b78d27e89f18409c73e0d8dbfa2cb8b2565662/
Threat name:
Document-Word.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2021-01-28 20:59:05 UTC
AV detection:
10 of 46 (21.74%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro xlm
Link:
https://tria.ge/reports/210128-4xb118t1b6/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
JavaScript code in executable
Malware Config
Dropper Extraction:
https://09088888.com/vv.php
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a13cfb44603e3b71b3b3f8f081b78d27e89f18409c73e0d8dbfa2cb8b2565662

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_DOC_PhishingPatterns
Create hunting rule
Author:ditekSHen
Description:Detects OLE, RTF, PDF and OOXML (decompressed) documents with common phishing strings
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:SUSP_EnableContent_String_Gen
Create hunting rule
Author:Florian Roth
Description:Detects suspicious string that asks to enable active content in Office Doc
Reference:Internal Research
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

File information

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

Comments