MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510. 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


BlackNET


Vendor detections: 15


Intelligence 15 IOCs YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510
SHA3-384 hash: 2300e4e00cd3479f301119dda4ddc0e6554a31490af13979b255b1c3cd25c1952832c95086d9cdd0716c5f48e605c28a
SHA1 hash: 6141866987d31e85a522ea3881110789e4d38893
MD5 hash: 122fadb5b266bfe5525a7b450e4c778f
humanhash: alabama-jersey-six-mike
File name:122fadb5b266bfe5525a7b450e4c778f.exe
Download: download sample
Signature BlackNET
Create hunting rule
File size:80'896 bytes
First seen:2023-08-15 16:05:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'832 x AgentTesla, 19'770 x Formbook, 12'296 x SnakeKeylogger)
ssdeep 1536:AZuhD5z28TC2CYl9706u/GiPL1TgbSUPH4LgjCtYn:51306u/G0tgbSKHagj+Yn
Threatray 1 similar samples on MalwareBazaar
TLSH T10783C3423BED2851E0BD9EB4BBB363C1CBB9FD1A0912D65D08C4105D4A7AB47B941BE3
TrID 60.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.8% (.SCR) Windows screen saver (13097/50/3)
8.7% (.EXE) Win64 Executable (generic) (10523/12/4)
5.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 414555c0d4d44503 (15 x njrat, 14 x BlackNET, 8 x Lucifer)
Reporter abuse_ch
Tags:BlackNet exe


Avatar
abuse_ch
BlackNET C2:
http://google.com/pane/receive.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
343
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
blacknet
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ID:
1
File name:
122fadb5b266bfe5525a7b450e4c778f.exe
Verdict:
Malicious activity
Analysis date:
2023-08-15 16:07:19 UTC
Tags:
blacknet trojan
Link:
https://app.any.run/tasks/68415f5e-11bf-4882-adbc-da8b38e349be

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/442913/
Detection(s):
Win.Trojan.BlackNetRAT-7838854-0
Create hunting rule

Win.Malware.Ursu-9794593-0
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ditekSHen.MALWARE.Win.Trojan.BlackNET.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a window
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Launching a process
Enabling the 'hidden' option for recently created files
Creating a process with a hidden window
Creating a file in the mass storage device
Enabling threat expansion on mass storage devices
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm blacknet blackworm cmd control evasive explorer lolbin net packed replace schtasks winnti worm
Link:
https://www.filescan.io/uploads/64dba26aad69dfa8e8c85e86/reports/49353d6a-4fe0-4155-9151-debad9a71be3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510
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.
Malware family:
BlackNet RAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e7fcd911-af9e-4b3e-a140-e8acc7f42e05
Result
Threat name:
BlackNET
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1291615
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to log keystrokes (.Net Source)
Disables Windows Defender (via service or powershell)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies Windows Defender protection settings
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected BlackNET
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1291615 Sample: Usy8Ss6nRZ.exe Startdate: 15/08/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 9 other signatures 2->51 7 Usy8Ss6nRZ.exe 14 5 2->7         started        11 Usy8Ss6nRZ.exe 7 2->11         started        process3 dnsIp4 43 google.com 172.217.168.14, 49718, 49728, 80 GOOGLEUS United States 7->43 53 Uses schtasks.exe or at.exe to add and modify task schedules 7->53 55 Modifies Windows Defender protection settings 7->55 57 Disables Windows Defender (via service or powershell) 7->57 13 powershell.exe 20 7->13         started        15 powershell.exe 11 7->15         started        17 schtasks.exe 1 7->17         started        23 12 other processes 7->23 19 powershell.exe 11->19         started        21 schtasks.exe 11->21         started        signatures5 process6 process7 25 conhost.exe 13->25         started        27 conhost.exe 15->27         started        29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        33 conhost.exe 21->33         started        35 conhost.exe 23->35         started        37 conhost.exe 23->37         started        39 conhost.exe 23->39         started        41 9 other processes 23->41
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510/
Threat name:
ByteCode-MSIL.Backdoor.Blacknet
Create hunting rule
Status:
Malicious
First seen:
2023-08-13 09:23:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yec6rqzinisytrf33lx32jtm2rn6ifgqrbkojc2kuqyqjtciyuia._file
Verdict:
malicious
Similar samples:
d403c9a7f0a68755b906c4890787db30c209c919932155e6cf4f0e944177be66
BlackNET
Result
Malware family:
blacknet
Create hunting rule
Score:
  10/10
Tags:
family:blacknet botnet:asfdgs evasion trojan
Link:
https://tria.ge/reports/230815-tj267sdf7v/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Windows security modification
BlackNET
BlackNET payload
Contains code to disable Windows Defender
Modifies Windows Defender Real-time Protection settings
Malware Config
C2 Extraction:
http://google.com/pane
Unpacked files
SH256 hash:
c105e8c3286a2589c4bbdaefbd266cd45be414d08854e48b4aa43104cc48c510
MD5 hash:
122fadb5b266bfe5525a7b450e4c778f
SHA1 hash:
6141866987d31e85a522ea3881110789e4d38893
Detections:
BlackNetRAT
Create hunting rule
win_blacknet_rat_w0
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Link:
https://www.unpac.me/results/8097139e-41b4-4f68-9624-c31c4316a3e4/
Malware family:
BlackWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c105e8c3286a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CN_disclosed_20180208_c
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Author:Florian Roth (Nextron Systems)
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:CN_disclosed_20180208_c_RID2E71
Create hunting rule
Author:Florian Roth
Description:Detects malware from disclosed CN malware set
Reference:https://twitter.com/cyberintproject/status/961714165550342146
Rule name:d238aea078ca1bb99a80ec2bf5d07acb818d72e7823ea8e767eefde95a038401
Create hunting rule
Author:H3lium
Description:MALWARE! - file d238aea078ca1bb99a80ec2bf5d07acb818d72e7823ea8e767eefde95a038401.exe
Reference:https://github.com/Neo23x0/yarGen
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:HKTL_NET_GUID_BlackNET
Create hunting rule
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects VB.NET red/black-team tools via typelibguid
Reference:https://github.com/BlackHacker511/BlackNET
Rule name:INDICATOR_SUSPICIOUS_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables containing artifcats associated with disabling Widnows Defender
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defedner features
Rule name:MALWARE_Win_BlackNET
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Author:ditekSHen
Description:Detects BlackNET RAT
Rule name:MAL_Winnti_Sample_May18_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:MAL_Winnti_Sample_May18_1_RID3003
Create hunting rule
Author:Florian Roth
Description:Detects malware sample from Burning Umbrella report - Generic Winnti Rule
Reference:https://401trg.pw/burning-umbrella/
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Modified_SystemExeFileName_in_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detecst a variant of a system file name often used by attackers to cloak their activity
Reference:https://www.symantec.com/blogs/threat-intelligence/seedworm-espionage-group
Rule name:SUSP_Modified_SystemExeFileName_in_File_RID35F8
Create hunting rule
Author:Florian Roth
Description:Detecst a variant of a system file name often used by attackers to cloak their activity
Reference:https://www.symantec.com/blogs/threat-intelligence/seedworm-espionage-group
Rule name:win_blacknet_rat_w0
Create hunting rule
Author:K7 Security Labs
Description:BlackNet Payload
Rule name:win_delivery_check_g0
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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/442913/

Comments