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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e70ad1f7b001814750fa1d74208cf69027b3be0c68e13c01cfd30c34929af4c5. 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: e70ad1f7b001814750fa1d74208cf69027b3be0c68e13c01cfd30c34929af4c5
SHA3-384 hash: d1b2c1c2cc02d7ab206733b086c0cc84f44957db38d50c7162ebb1b6a108c42eaf5ecc88c56ec653831652bb866dca59
SHA1 hash: 36ae4e043f0d8c3f5840125c0f581f082feb938d
MD5 hash: fa8051a79f6b01a8ffa48aa9399741af
humanhash: romeo-arkansas-montana-butter
File name:doc-3518.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:54'272 bytes
First seen:2020-10-23 17:54:32 UTC
Last seen:2020-10-23 19:09:59 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:gk3hOdsylKlgryzc4bNhZFGzE+cL2knApY+yiCdDDBO:gk3hOdsylKlgryzc4bNhZFGzE+cL2knO
TLSH 70332EE3EA95DD26CAC583394A6B42D05322FC51466A838B32C1F6353FBDAB05E0D5C7
Reporter p5yb34m
Tags:xls ZLoader


Avatar
p5yb34m
.dll IOCs:
https://naturalwaterresources.com/hzqx9t.php
https://sosoab.com/6fz3ha.php
https://v2.oldhenry.com.vn/8pajkb.php
https://v2.oldhenry.com.hk/8tj8mz.php

Intelligence

File Origin
# of uploads :
2
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWhere.20200720.UNOFFICIAL
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TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWherePartDuex.20200730.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Creating a process with a hidden window
Deleting a recently created file
Replacing files
Launching a process
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
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Detection:
malicious
Classification:
spre.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/508377
Signature
Document exploit detected (creates forbidden files)
Document exploit detected (process start blacklist hit)
Found abnormal large hidden Excel 4.0 Macro sheet
Found Excel 4.0 Macro with suspicious formulas
Found Tor onion address
Injects code into the Windows Explorer (explorer.exe)
Microsoft Office drops suspicious files
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 VBS Launcher Generic
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 303308 Sample: doc-3518.xls Startdate: 23/10/2020 Architecture: WINDOWS Score: 100 41 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->41 43 Yara detected VBS Launcher Generic 2->43 45 Potential malicious VBS script found (suspicious strings) 2->45 47 4 other signatures 2->47 6 EXCEL.EXE 60 29 2->6         started        10 explorer.exe 2->10         started        12 explorer.exe 2 2->12         started        14 explorer.exe 2->14         started        process3 file4 31 C:\Users\Public\kqQuC1lc.vbs, ASCII 6->31 dropped 33 C:\Users\Public\KARSM9.vbs, ASCII 6->33 dropped 49 Document exploit detected (creates forbidden files) 6->49 51 Injects code into the Windows Explorer (explorer.exe) 6->51 53 Document exploit detected (process start blacklist hit) 6->53 55 Microsoft Office drops suspicious files 6->55 16 explorer.exe 1 6->16         started        18 explorer.exe 1 6->18         started        20 explorer.exe 1 6->20         started        22 wscript.exe 4 5 10->22         started        27 wscript.exe 1 12->27         started        29 wscript.exe 14->29         started        signatures5 process6 dnsIp7 37 v2.oldhenry.com.vn 104.27.173.206, 443, 49167 CLOUDFLARENETUS United States 22->37 39 wikileaks.org 195.35.109.53, 443, 49168 BLIXNO Norway 22->39 35 C:\Users\Public\FZ8G.html, HTML 22->35 dropped 57 System process connects to network (likely due to code injection or exploit) 22->57 file8 signatures9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e70ad1f7b001814750fa1d74208cf69027b3be0c68e13c01cfd30c34929af4c5/
Threat name:
Document-Word.Trojan.ZLoader
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Status:
Malicious
First seen:
2020-10-23 17:56:05 UTC
AV detection:
15 of 29 (51.72%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/201023-c8q6rhxbcj/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
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:
ZLoader
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/e70ad1f7b001814750fa1d74208cf69027b3be0c68e13c01cfd30c34929af4c5

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
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Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
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Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
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Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
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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 e70ad1f7b001814750fa1d74208cf69027b3be0c68e13c01cfd30c34929af4c5

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments