🤲🏼 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 2bbe02be545975fcf045b9036a3d78e6a67a3824c308cf4cb7fd647fc939b722. 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: 5


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

SHA256 hash: 2bbe02be545975fcf045b9036a3d78e6a67a3824c308cf4cb7fd647fc939b722
SHA3-384 hash: 5bc68fea1eb6b688b633be3f2e4e75f855cb3e9bdc133a51061af2db8cc5f9301e1a63450f09514ec2f9f50bdce70403
SHA1 hash: e13ef63867de68f05504b95b4678de6981bd513c
MD5 hash: 05c1047d5093280cdab051fdfac15a73
humanhash: pasta-single-mexico-don
File name:2371.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:42'496 bytes
First seen:2020-11-23 18:10:26 UTC
Last seen:2020-11-23 20:11:57 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 768:2PqNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJZguBcavRoHWFMB+kQDAFe:Kok3hbdlylKsgqopeJBWhZFGkE+cL2NI
TLSH EA13B7F7BAC8ED59CA58877948A782E01313EC055B5B878B7245F3353F71BA04A065CB
Reporter Anonymous
Tags:ZLoader

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Application name is Microsoft Excel
Office document is in OLE format
OLE dump

MalwareBazaar was able to identify 3 sections in this file using oledump:

Section IDSection sizeSection name
14096 bytesDocumentSummaryInformation
24096 bytesSummaryInformation
332585 bytesWorkbook

Intelligence

File Origin
# of uploads :
2
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a process with a hidden window
DNS request
Sending a custom TCP request
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:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/545425
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)
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2bbe02be545975fcf045b9036a3d78e6a67a3824c308cf4cb7fd647fc939b722/
Threat name:
Document-Excel.Trojan.ZLoader
Create hunting rule
Status:
Malicious
First seen:
2020-11-23 18:11:03 UTC
File Type:
Document
Extracted files:
8
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro
Link:
https://tria.ge/reports/201123-1w64jkdn3j/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Suspicious use of FindShellTrayWindow
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/2bbe02be545975fcf045b9036a3d78e6a67a3824c308cf4cb7fd647fc939b722

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: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: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.

Malspam

ZLoader

Excel file xls 2bbe02be545975fcf045b9036a3d78e6a67a3824c308cf4cb7fd647fc939b722

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments