MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd. 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: 6


Intelligence 6 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd
SHA3-384 hash: 6afd3ec839a450903f64ac6b1a1d86886f56c3a4454595d06c27d1c663186d348820a55539cb813a2dda306f5102f8a4
SHA1 hash: f0a79270404a96224aff26f3552b9a7fa0b4205e
MD5 hash: 705f5d9b81dbc6bd0120ed555dccb491
humanhash: aspen-butter-river-low
File name:bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd
Download: download sample
File size:5'012'992 bytes
First seen:2021-07-12 07:07:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 93a138801d9601e4c36e6274c8b9d111 (11 x CobaltStrike, 9 x Snatch, 8 x LaplasClipper)
ssdeep 49152:GzTBv/dsn0tDWVH0tI4ZOCXhReipQTqlzNjzh1IcRZaIqIFlX1eYAtOz5g+Ai:Gz1XS0tD+etXmipvtOIxDG+A
Threatray 165 similar samples on MalwareBazaar
TLSH T1E0363A16FCA604F9C6BEF13086569321BA7178A943313BD32FD09A6A1666FD07E3D314
Reporter JAMESWT_WT
Tags:BIOPASS exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd
Verdict:
No threats detected
Analysis date:
2021-07-12 07:17:10 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0bd18f30-c933-4186-9dd4-8b8706ae3852

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/170931/
Detection(s):
SecuriteInfo.com.Variant.Bulz.208370.15035.30510.UNOFFICIAL
Create hunting rule

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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8f6ce131-2f91-4d11-a080-762e3ffeb2b3
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/814731
Signature
Drops PE files to the user root directory
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Sigma detected: Execution from Suspicious Folder
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Uses schtasks.exe or at.exe to add and modify task schedules
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 447143 Sample: xe1eXfYa8L Startdate: 12/07/2021 Architecture: WINDOWS Score: 72 93 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->93 95 Multi AV Scanner detection for submitted file 2->95 97 PE file has a writeable .text section 2->97 99 Sigma detected: Execution from Suspicious Folder 2->99 12 xe1eXfYa8L.exe 56 2->12         started        17 VC_redist.x86.exe 2->17         started        19 ServiceHub.Host.CLR.exe 2->19         started        21 flash.exe 2->21         started        process3 dnsIp4 85 36d6250d.tweb.sched.ovscdns.com 211.152.136.87, 443, 49720 TENCENT-NET-AP-CNTencentBuildingKejizhongyiAvenueCN China 12->85 87 flashdownloadserver.oss-cn-hongkong.aliyuncs.com 47.75.19.237, 49712, 80 CNNIC-ALIBABA-US-NET-APAlibabaUSTechnologyCoLtdC United States 12->87 89 2 other IPs or domains 12->89 77 C:\Users\Public\vc.exe, PE32 12->77 dropped 79 C:\Users\Public\flash.exe, PE32 12->79 dropped 81 C:\Users\Public\ServiceHub\winsound.pyd, PE32+ 12->81 dropped 83 47 other files (none is malicious) 12->83 dropped 103 Drops PE files to the user root directory 12->103 23 cmd.exe 1 12->23         started        26 cmd.exe 12->26         started        28 cmd.exe 12->28         started        31 VC_redist.x86.exe 17->31         started        file5 signatures6 process7 dnsIp8 101 Uses schtasks.exe or at.exe to add and modify task schedules 23->101 33 vc.exe 3 23->33         started        36 conhost.exe 23->36         started        38 conhost.exe 26->38         started        40 powershell.exe 26->40         started        42 schtasks.exe 26->42         started        91 127.0.0.1 unknown unknown 28->91 44 conhost.exe 28->44         started        46 powershell.exe 28->46         started        48 VC_redist.x86.exe 31->48         started        signatures9 process10 file11 65 C:\Windows\Temp\...\vc.exe, PE32 33->65 dropped 50 vc.exe 71 33->50         started        67 C:\Windows\Temp\...\wixstdba.dll, PE32 48->67 dropped 53 VC_redist.x86.exe 48->53         started        process12 file13 69 C:\Windows\Temp\...\VC_redist.x86.exe, PE32 50->69 dropped 71 C:\Windows\Temp\...\wixstdba.dll, PE32 50->71 dropped 55 VC_redist.x86.exe 25 18 50->55         started        process14 file15 73 C:\ProgramData\...\VC_redist.x86.exe, PE32 55->73 dropped 58 VC_redist.x86.exe 55->58         started        process16 process17 60 VC_redist.x86.exe 64 58->60         started        file18 75 C:\Windows\Temp\...\wixstdba.dll, PE32 60->75 dropped 63 VC_redist.x86.exe 1 1 60->63         started        process19
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd/
Threat name:
Win64.Trojan.CobaltStrike
Create hunting rule
Status:
Malicious
First seen:
2020-12-24 03:34:00 UTC
File Type:
PE+ (Exe)
Extracted files:
14
AV detection:
15 of 46 (32.61%)
Threat level:
  5/5
Verdict:
malicious
Similar samples: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 155 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/210712-vnlj2gnrw6/
Behaviour
Checks SCSI registry key(s)
GoLang User-Agent
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Modifies registry class
Modifies system certificate store
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Adds Run key to start application
Checks installed software on the system
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd
MD5 hash:
705f5d9b81dbc6bd0120ed555dccb491
SHA1 hash:
f0a79270404a96224aff26f3552b9a7fa0b4205e
Link:
https://www.unpac.me/results/e7b475d1-9bb4-461e-a1e4-a35938eb0400/
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/bf4f50979b7b29f2b6d192630b8d7b76adb9cb65157a1c70924a47bf519c4edd

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:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del

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/170931/

Comments