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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e3982ad2f662dda08f4e84a4875797c24e1f981b9f048cbc2b2269252c92b6f8. 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: e3982ad2f662dda08f4e84a4875797c24e1f981b9f048cbc2b2269252c92b6f8
SHA3-384 hash: 51176b4ee2a50e0cd0302fbda640b4b5520a11dabfccc70a5522d1da2962d13fc43be961e47d55e6bd774b53629e529c
SHA1 hash: fdddaac8c0b7cc78a57eb4b1f7b0bc194cc3d0d4
MD5 hash: 166129744d312c6f620ba01a6b5eba99
humanhash: jig-indigo-lima-quebec
File name:inv-6347.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:41'984 bytes
First seen:2020-10-09 05:41:58 UTC
Last seen:2020-10-09 07:09:14 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 768:ZmQk3hOdsylKlgxopeiBNhZFGzE+cL2kdAJbsIvmcUMUK5zaHqdxRR1YW9C:Dk3hOdsylKlgxopeiBNhZFGzE+cL2kdz
TLSH 8813A6EBFB81EC68CEC48379496746D02723FC51566A53873385F6213F797A04E06A8B
Reporter abuse_ch
Tags:xls Yahoo ZLoader


Avatar
abuse_ch
Malspam distributing ZLoader:

HELO: sonic313-13.consmr.mail.bf2.yahoo.com
Sending IP: 74.6.133.123
From: Damarion Moon <tatyanap1971@aol.com>
Reply-To: Damarion Moon <tatyanap1971@aol.com>
Subject: Full summary of the Receipt No. 6347
Attachment: inv-6347.xls

Intelligence

File Origin
# of uploads :
2
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Searching for the window
Launching cmd.exe command interpreter
Launching a process by exploiting the app vulnerability
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/486223
Signature
Document exploit detected (process start blacklist hit)
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)
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 295556 Sample: inv-6347.xls Startdate: 09/10/2020 Architecture: WINDOWS Score: 64 21 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->21 23 Found abnormal large hidden Excel 4.0 Macro sheet 2->23 25 Found Excel 4.0 Macro with suspicious formulas 2->25 7 EXCEL.EXE 28 37 2->7         started        11 explorer.exe 2->11         started        process3 file4 19 C:\Users\user\AppData\...\inv-6347.xls.LNK, MS 7->19 dropped 27 Injects code into the Windows Explorer (explorer.exe) 7->27 29 Document exploit detected (process start blacklist hit) 7->29 13 explorer.exe 7->13         started        15 cmd.exe 1 11->15         started        signatures5 process6 process7 17 conhost.exe 15->17         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e3982ad2f662dda08f4e84a4875797c24e1f981b9f048cbc2b2269252c92b6f8/
Threat name:
Document-Word.Packed.Generic
Create hunting rule
Status:
Suspicious
First seen:
2020-10-09 05:43:09 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=4omcvuxwmlo2bd2oqssiov4xyjhb7ga3t4cizpblejusklesw34a._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/201009-ka1247sk8e/
Behaviour
Modifies registry key
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Process spawned unexpected child process
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/e3982ad2f662dda08f4e84a4875797c24e1f981b9f048cbc2b2269252c92b6f8

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 e3982ad2f662dda08f4e84a4875797c24e1f981b9f048cbc2b2269252c92b6f8

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments