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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cd28baeb9b0cda873358bf15911925bb77039577d064bbd6d202338f92f6c23d. 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: cd28baeb9b0cda873358bf15911925bb77039577d064bbd6d202338f92f6c23d
SHA3-384 hash: 7f771aa781371da31fb7a4b5e8c2d7806acc00952e058fc6f7aaa6b2e7208ffd4e4bc4f24704d8ed2ea3501ce27c1137
SHA1 hash: 985ce5b0c556a174532b28c98a5d1afacf9c8c1d
MD5 hash: 3d38a7d97c23bb4a4ada41287a3504a3
humanhash: low-sweet-freddie-winter
File name:inv 1572.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:44'032 bytes
First seen:2020-10-14 17:20:44 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 768:W7hNk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJ6cW5OoWN9myZdL9rP:uXk3hbdlylKsgqopeJBWhZFGkE+cL2Nw
TLSH 521384EBEB96EC74CE4883764C5B81D06312EC54276A87877349F6313FB57E08E06186
Reporter abuse_ch
Tags:xls ZLoader


Avatar
abuse_ch
Malspam distributing ZLoader:

HELO: ereceivedsstrangesecureasia.us
Sending IP: 91.208.162.29
From: Pam Davidson <PaulAdler@ereceivedsstrangesecureasia.us>
Subject: Payment No. 93777 details
Attachment: inv 1572.xls

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
TwinWave.EvilDoc.ZloaderUnicodeRoadToNoWhere.20200720.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.ZloaderSoakedInCinnamon.20200920.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/491610
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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cd28baeb9b0cda873358bf15911925bb77039577d064bbd6d202338f92f6c23d/
Threat name:
Document-Office.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2020-10-14 17:22:07 UTC
AV detection:
4 of 48 (8.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zuulv243btniom2yx4kzcgjfxn3qhflx2bslxvwsaizy7exwyi6q._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/201014-53gmja28nn/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Enumerates system info in registry
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.91
Link:
https://yomi.yoroi.company/submissions/cd28baeb9b0cda873358bf15911925bb77039577d064bbd6d202338f92f6c23d

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 cd28baeb9b0cda873358bf15911925bb77039577d064bbd6d202338f92f6c23d

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments