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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9ce439b5bb81bbdecd5894b73ff91b46e801904bd809087344f4b7aa68f517a2. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9ce439b5bb81bbdecd5894b73ff91b46e801904bd809087344f4b7aa68f517a2
SHA3-384 hash: 78505c35d4389bdf79733a04b0eca1723c15b6b71964cf9bb78bc420c1da4bf084c8de376cf535475282a507c16b7632
SHA1 hash: e466700270e8bb7a9f859aff668415a307babfa2
MD5 hash: 78d9188ab663b499d800454584defdfb
humanhash: papa-crazy-neptune-maryland
File name:9ce439b5bb81bbdecd5894b73ff91b46e801904bd809087344f4b7aa68f517a2.xls
Download: download sample
Signature ZLoader
Create hunting rule
File size:54'272 bytes
First seen:2020-11-23 12:16:50 UTC
Last seen:2020-11-23 14:11:28 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:0ok3hbdlylKsgqopeJBWhZFGkE+cL2NdA2YbiiiOoaIrIx2TScSktIRgP1LhDG:0ok3hbdlylKsgqopeJBWhZFGkE+cL2Nm
TLSH 8933C6E7BA88DE8ACD4C473E141746D07722EC51569B9BC3B306BA7A3F747E04912247
Reporter stevengoossens
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
344387 bytesWorkbook

Intelligence

File Origin
# of uploads :
2
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file
Deleting a recently created file
Creating a process with a hidden window
Searching for the window
Launching a process by exploiting the app vulnerability
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl.evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/545059
Signature
Document exploit detected (process start blacklist hit)
Injects code into the Windows Explorer (explorer.exe)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 321626 Sample: wZjfixhpFu.xls Startdate: 23/11/2020 Architecture: WINDOWS Score: 56 15 Multi AV Scanner detection for submitted file 2->15 6 EXCEL.EXE 60 25 2->6         started        9 explorer.exe 2->9         started        process3 signatures4 17 Injects code into the Windows Explorer (explorer.exe) 6->17 19 Document exploit detected (process start blacklist hit) 6->19 11 explorer.exe 6->11         started        13 cmd.exe 9->13         started        process5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9ce439b5bb81bbdecd5894b73ff91b46e801904bd809087344f4b7aa68f517a2/
Threat name:
Document-Word.Trojan.ZLoader
Create hunting rule
Status:
Malicious
First seen:
2020-11-23 12:17:04 UTC
File Type:
Document
Extracted files:
8
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ttsdtnn3qg555tkyss3t76i3i3uadecl3aeqq42e6s32u2hvc6ra._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro
Link:
https://tria.ge/reports/201123-z3tmkvtess/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry key
Suspicious behavior: AddClipboardFormatListener
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information 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/9ce439b5bb81bbdecd5894b73ff91b46e801904bd809087344f4b7aa68f517a2

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:ach_ZLoader_xls_20201029
Create hunting rule
Author:abuse.ch
Description:Detects ZLoader XLS
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.

Comments