MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 23d67bc537f5cfd46de2cba9580f80cdfb06e85a57ad74d3da20ed1196528d1c. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 23d67bc537f5cfd46de2cba9580f80cdfb06e85a57ad74d3da20ed1196528d1c
SHA3-384 hash: abb9193602c16a8fde141d6157f84c7d92b1dc25201d517f8a2e77f68a0547498abf2cc53afa494b52f392ee2158a0ad
SHA1 hash: fa3eeaf85094663dabc06ead64bdbf40f6352da0
MD5 hash: 254e4edf07429623e3ff539abec095e6
humanhash: montana-winter-batman-georgia
File name:254e4edf07429623e3ff539abec095e6.exe
Download: download sample
File size:394'752 bytes
First seen:2021-05-30 06:38:14 UTC
Last seen:2021-05-30 07:42:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:4cBRQxn5xpvUaGZ3DPrjgWKPQxYH0l3sC:DRQHxphGZz/gWKPaYH6
Threatray 15 similar samples on MalwareBazaar
TLSH 0B84EF8335679335CE88803780D798A42B76BF82133F887D2D9ABE7A65E13513D4AD35
Reporter abuse_ch
Tags:exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
explorer.exe
Verdict:
Malicious activity
Analysis date:
2021-05-04 04:19:35 UTC
Tags:
evasion trojan floxif
Link:
https://app.any.run/tasks/acf7ceb7-70a4-4798-b4a8-2ce01bfebec1

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/163242/
Detection(s):
SecuriteInfo.com.Heur.MSIL.Krypt.2.15124.14707.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
Replacing executable files
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file in the Program Files subdirectories
Deleting a recently created file
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Replacing files
Launching a process
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Infecting executable files
Enabling autorun by creating a file
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Unknown
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/794347
Signature
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Binary is likely a compiled AutoIt script file
Contains functionality to capture screen (.Net source)
Creates an undocumented autostart registry key
Creates autostart registry keys with suspicious names
Creates files in alternative data streams (ADS)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites code with function prologues
Performs DNS queries to domains with low reputation
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to delay execution (extensive OutputDebugStringW loop)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 426743 Sample: OyVPRUTe0s.exe Startdate: 30/05/2021 Architecture: WINDOWS Score: 100 122 Multi AV Scanner detection for domain / URL 2->122 124 Malicious sample detected (through community Yara rule) 2->124 126 Antivirus detection for dropped file 2->126 128 9 other signatures 2->128 8 OyVPRUTe0s.exe 7 2->8         started        11 WB0M.exe 2->11         started        14 sihost.exe 2->14         started        16 2 other processes 2->16 process3 file4 88 C:\Users\user\AppData\...\Lmyhsjrqahfeu.exe, PE32 8->88 dropped 90 C:\Users\user\AppData\...\Jvitxzyqrf.exe, PE32 8->90 dropped 92 C:\Users\user\AppData\Local\Tempoxdyj.exe, PE32 8->92 dropped 94 C:\Users\user\AppData\...\OyVPRUTe0s.exe.log, ASCII 8->94 dropped 18 Jvitxzyqrf.exe 4 22 8->18         started        23 Eoxdyj.exe 16 30 8->23         started        25 Lmyhsjrqahfeu.exe 32 8->25         started        152 Antivirus detection for dropped file 11->152 154 Machine Learning detection for dropped file 11->154 156 Tries to delay execution (extensive OutputDebugStringW loop) 11->156 96 C:\Users\user\AppData\...\2ixps8273dwzy.dll, PE32 14->96 dropped 98 C:\Users\user\AppData\...\2ixps8273dwzy.dll, PE32 16->98 dropped 27 cmd.exe 16->27         started        29 cmd.exe 16->29         started        signatures5 process6 dnsIp7 100 www.aieov.com 104.200.22.130, 49750, 49766, 49775 LINODE-APLinodeLLCUS United States 18->100 102 5isohu.com 18->102 72 C:\Users\user\AppData\Local\...\WB0M.exe, PE32 18->72 dropped 74 C:\Users\user\AppData\...59916B813B0.tmp, PE32 18->74 dropped 76 C:\Program Files\Common Files\...\symsrv.dll, PE32 18->76 dropped 78 C:\...\hDwmuQifmiByQqhzCCsWSFIigx.exe.tmp, PE32 18->78 dropped 130 Antivirus detection for dropped file 18->130 132 Creates files in alternative data streams (ADS) 18->132 134 Creates an undocumented autostart registry key 18->134 148 2 other signatures 18->148 31 WB0M.exe 18->31         started        36 cmd.exe 18->36         started        38 cmd.exe 18->38         started        46 4 other processes 18->46 104 botboys.xyz 203.28.246.111, 49747, 49756, 49757 VANWATECHUS Australia 23->104 106 ip-api.com 208.95.112.1, 49741, 80 TUT-ASUS United States 23->106 112 4 other IPs or domains 23->112 136 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 23->136 138 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 23->138 140 May check the online IP address of the machine 23->140 150 4 other signatures 23->150 108 us-east-1.route-1.000webhost.awex.io 145.14.144.197, 443, 49742 AWEXUS Netherlands 25->108 110 werfwasfawrqwerweqrqwesrqwerwe.000webhostapp.com 25->110 80 C:\Users\user\AppData\Local\...\sihost.exe, PE32 25->80 dropped 82 C:\Users\user\AppData\...\sihost.exe.config, XML 25->82 dropped 84 C:\Users\user\AppData\Local\...\socks5.dll, PE32 25->84 dropped 86 8 other files (none is malicious) 25->86 dropped 142 Machine Learning detection for dropped file 25->142 144 Uses schtasks.exe or at.exe to add and modify task schedules 25->144 146 Hides that the sample has been downloaded from the Internet (zone.identifier) 25->146 40 schtasks.exe 25->40         started        42 conhost.exe 27->42         started        44 conhost.exe 29->44         started        file8 signatures9 process10 dnsIp11 114 botboyz.online 31->114 116 www.aieov.com 31->116 118 5isohu.com 31->118 66 C:\Users\user\AppData\Local\...\WB0M.exe.tmp, PE32 31->66 dropped 68 C:\Users\user\AppData\...\WB0M.exe (copy), PE32 31->68 dropped 70 C:\Program Files\...\symsrv.dll.000, Non-ISO 31->70 dropped 120 Overwrites code with function prologues 31->120 48 conhost.exe 36->48         started        50 schtasks.exe 36->50         started        52 conhost.exe 38->52         started        54 icacls.exe 38->54         started        56 conhost.exe 40->56         started        58 conhost.exe 46->58         started        60 conhost.exe 46->60         started        62 icacls.exe 46->62         started        64 5 other processes 46->64 file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/23d67bc537f5cfd46de2cba9580f80cdfb06e85a57ad74d3da20ed1196528d1c/
Threat name:
ByteCode-MSIL.Backdoor.Bladabhindi
Create hunting rule
Status:
Malicious
First seen:
2021-05-04 14:18:05 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Verdict:
malicious
Similar samples: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 5 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery persistence spyware stealer upx
Link:
https://tria.ge/reports/210530-jwfvtrvfxa/
Behaviour
Creates scheduled task(s)
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Adds Run key to start application
Enumerates connected drives
Looks up external IP address via web service
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Executes dropped EXE
Modifies AppInit DLL entries
UPX packed file
ACProtect 1.3x - 1.4x DLL software
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/23d67bc537f5cfd46de2cba9580f80cdfb06e85a57ad74d3da20ed1196528d1c

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:MAL_Floxif_Generic
Create hunting rule
Author:Florian Roth
Description:Detects Floxif Malware
Reference:Internal Research
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:SUSP_Microsoft_Copyright_String_Anomaly_2
Create hunting rule
Author:Florian Roth
Description:Detects Floxif Malware
Reference:Internal Research

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/163242/

Comments