MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c
SHA3-384 hash: e2f2738e7c402424dfead145defbd339e75cb25d97d26fe190ac3d178bd97e042acd17d34437638336f6f38062b490f8
SHA1 hash: 90607a5b14fac60396c5fd1c1d97108335cda815
MD5 hash: ca6f727aa15f35787b995db435753e5f
humanhash: nineteen-zebra-thirteen-helium
File name:file
Download: download sample
File size:6'507'520 bytes
First seen:2023-01-17 12:29:17 UTC
Last seen:2023-01-17 14:37:24 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c98912e257c9744373e7d5c977c292d9
ssdeep 98304:TRzHr4eayBASyEz1abJZ/PAuEOoe3S6JfdFZL9CueO:9zHEeaoASyo1alpAiC6JVFn19
TLSH T1896629D722D361ACE42AD07B8742B87FB28FB0364A166D93D01495619ADFC703789F39
TrID 50.0% (.EXE) Generic Win/DOS Executable (2002/3)
49.9% (.EXE) DOS Executable Generic (2000/1)
Reporter jstrosch
Tags:exe X64

Intelligence

File Origin
# of uploads :
2
# of downloads :
235
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-17 12:38:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/73961da1-89c9-4158-9272-cab898bff3ef

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/353764/
Detection(s):
SecuriteInfo.com.Win64.RATX-gen.24155.16954.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file
Launching a process
Creating a process with a hidden window
Enabling the 'hidden' option for recently created files
Sending a custom TCP request
Enabling autorun by creating a file
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed shell32.dll
Link:
https://www.filescan.io/uploads/63c694cf8352dc7065e34591/reports/805ea3e9-688e-4c94-97ce-a96d43bff29c/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2533906c-d420-4e17-9326-03c1818e48c0
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1153030
Signature
Antivirus detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Query firmware table information (likely to detect VMs)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to evade debugger and weak emulator (self modifying code)
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 785762 Sample: file.exe Startdate: 17/01/2023 Architecture: WINDOWS Score: 80 31 Antivirus detection for dropped file 2->31 33 Multi AV Scanner detection for submitted file 2->33 35 Machine Learning detection for sample 2->35 37 PE file has a writeable .text section 2->37 7 file.exe 4 2->7         started        process3 file4 27 C:\...\WlndowsDraiver-Ver1.7.2.2.exe, PE32+ 7->27 dropped 29 WlndowsDraiver-Ver...exe:Zone.Identifier, ASCII 7->29 dropped 39 Query firmware table information (likely to detect VMs) 7->39 41 Uses schtasks.exe or at.exe to add and modify task schedules 7->41 43 Tries to evade debugger and weak emulator (self modifying code) 7->43 45 Tries to detect sandboxes / dynamic malware analysis system (registry check) 7->45 11 icacls.exe 1 7->11         started        13 icacls.exe 1 7->13         started        15 schtasks.exe 1 7->15         started        17 icacls.exe 1 7->17         started        signatures5 process6 process7 19 conhost.exe 11->19         started        21 conhost.exe 13->21         started        23 conhost.exe 15->23         started        25 conhost.exe 17->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c/
Threat name:
Win64.Trojan.Tasker
Create hunting rule
Status:
Malicious
First seen:
2023-01-17 12:30:09 UTC
File Type:
PE+ (Exe)
AV detection:
16 of 26 (61.54%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ozwl7eukvdpvn6a46tuedajg4baajjynhwbkmkmq3xskmh5zrf6a._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion themida trojan
Link:
https://tria.ge/reports/230117-ppj6csbh6s/
Behaviour
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks whether UAC is enabled
Checks BIOS information in registry
Checks computer location settings
Loads dropped DLL
Modifies file permissions
Themida packer
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Unpacked files
SH256 hash:
766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c
MD5 hash:
ca6f727aa15f35787b995db435753e5f
SHA1 hash:
90607a5b14fac60396c5fd1c1d97108335cda815
Link:
https://www.unpac.me/results/746ef445-1c1d-4395-817b-c261fb185838/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c

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:INDICATOR_EXE_Packed_Themida
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with Themida
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Executable exe 766cbf928aa8df56f81cf4e8418126e04004a70d3d82a62990dde4a61fb9897c

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/353764/
  
URLhaus
https://urlhaus.abuse.ch/url/2469977/

Comments