MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2a4628956f5aea4b70f7. 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


NanoCore


Vendor detections: 13


Intelligence 13 IOCs 2 YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2a4628956f5aea4b70f7
SHA3-384 hash: 9f93bc095ad6cdff3a8289a5fd13b77531998bfdcdb618ce79675dd75bc0889f12b3535ba541e4e58ddc37660c1ec795
SHA1 hash: 3cb24379d8aeb29a58fddac419f8bd0fc1068c89
MD5 hash: aff59ff4873a180e497cac498323fd56
humanhash: alpha-lemon-lamp-pennsylvania
File name:445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:853'012 bytes
First seen:2021-06-11 14:26:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e41eb5672b7251a954bc5957b9a4dc03 (2 x Formbook, 1 x RemcosRAT, 1 x NanoCore)
ssdeep 24576:y8XyxEzOrJ2kkkkvkkkkkkkmJKiRzC0l9pMrw:y8XsEzOrJ2kkkkvkkkkkkkbiRnlTV
Threatray 2'134 similar samples on MalwareBazaar
TLSH 9F05BE5372A0E5D2E4A400B87160EFF551183DB21979848AB7C477BB2473E8E8A65F3F
Reporter abuse_ch
Tags:exe NanoCore RAT


Avatar
abuse_ch
NanoCore C2:
199.249.230.2:61653

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
199.249.230.2:61653 https://threatfox.abuse.ch/ioc/93302/
199.249.230.2:4419 https://threatfox.abuse.ch/ioc/93303/

Intelligence

File Origin
# of uploads :
1
# of downloads :
126
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe
Verdict:
Malicious activity
Analysis date:
2021-06-11 14:29:28 UTC
Tags:
trojan rat darkcomet
Link:
https://app.any.run/tasks/017ac9fc-b2da-48d1-8a57-7bec9d6180fe

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
DarkComet
Create hunting rule
Link:
https://www.capesandbox.com/analysis/166134/
Detection(s):
PUA.Win.Packer.Upx-49
Create hunting rule

PUA.Win.Packer.UpxProtector-1
Create hunting rule

PUA.Win.Packer.Upolyx-12
Create hunting rule

PUA.Win.Packer.Upx-4
Create hunting rule

Win.Trojan.Darkkomet-6745294-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a file
Running batch commands
Creating a process from a recently created file
Creating a window
Launching a process
Modifying an executable file
Creating a file in the %AppData% subdirectories
Setting a keyboard event handler
Sending a UDP request
DNS request
Sending a custom TCP request
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun
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:
DarkComet
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d4e4045b-5a8e-443d-ae52-d2f3c14e2ff4
Result
Threat name:
DarkComet
Create hunting rule
Detection:
malicious
Classification:
rans.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/800926
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to log keystrokes
Contains functionality to register a low level keyboard hook
Contains functionalty to change the wallpaper
Creates an undocumented autostart registry key
Found malware configuration
Installs a global keyboard hook
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Schedule system process
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected DarkComet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 433322 Sample: 445bc3da96e63745748cc4d7d14... Startdate: 11/06/2021 Architecture: WINDOWS Score: 100 81 Found malware configuration 2->81 83 Malicious sample detected (through community Yara rule) 2->83 85 Antivirus detection for dropped file 2->85 87 7 other signatures 2->87 14 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 5 2->14         started        17 msdcsc.exe 1 2->17         started        19 msdcsc.exe 1 2->19         started        process3 file4 65 C:\Users\user\AppData\Local\Temp\D&H.exe, PE32 14->65 dropped 67 C:\Users\user\AppData\Local\Temp\...\D&H, PE32 14->67 dropped 69 C:\...\906e3b9444e74d05a4e8d74c157bad7e.xml, XML 14->69 dropped 21 D&H.exe 1 3 14->21         started        25 cmd.exe 1 14->25         started        27 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 14->27         started        29 conhost.exe 14->29         started        process5 file6 63 C:\Users\user\AppData\Roaming\...\msdcsc.exe, PE32 21->63 dropped 89 Antivirus detection for dropped file 21->89 91 Multi AV Scanner detection for dropped file 21->91 93 Contains functionality to log keystrokes 21->93 97 7 other signatures 21->97 31 msdcsc.exe 3 21->31         started        95 Uses schtasks.exe or at.exe to add and modify task schedules 25->95 35 schtasks.exe 1 25->35         started        37 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 27->37         started        signatures7 process8 dnsIp9 71 rankstars.webhop.info 199.249.230.2, 49718, 6722 QUINTEXUS United States 31->71 73 Antivirus detection for dropped file 31->73 75 Multi AV Scanner detection for dropped file 31->75 77 Contains functionality to log keystrokes 31->77 79 4 other signatures 31->79 39 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 37->39         started        41 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 37->41         started        signatures10 process11 process12 43 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 39->43         started        45 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 41->45         started        process13 47 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 43->47         started        49 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 45->49         started        process14 51 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 47->51         started        53 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 49->53         started        process15 55 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 51->55         started        57 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 2 53->57         started        process16 59 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 55->59         started        process17 61 445bc3da96e63745748cc4d7d14faaa80122f46bc86e2.exe 59->61         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/445bc3da96e63745748cc4d7d14faaa80122f46bc86e2a4628956f5aea4b70f7/
Threat name:
Win32.Backdoor.DarkComet
Create hunting rule
Status:
Malicious
First seen:
2021-06-09 18:48:00 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=irn4hwuw4y3uk5emytl5ct5kvaasf5dlzbxcurrisvxvv2slod3q._file
Verdict:
malicious
Label(s):
asyncrat
Create hunting rule
nanocorerat
Create hunting rule
Similar samples:
1ba1a86e6f5e0e1e2f1a596018465345a90822163264c05647e8155edb88ce64
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1e6cf0bf090cbdb064a483cacc7bb094759083e8b5f199be562e30fed979398f
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7eb160d254641cd57c9abbae458370718b989d6096f17c6888318a8ebb253853
NanoCore
806edea6dcd7aba5324f6a3c9f1f9f84e80baf0667e76d0c1e44ffefbc0655b1
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8237c56fb8d1968bafeb63ebd64ef362b9efc3b923e57e3732870076e04bf357
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9a414edf4a549a14b576e23122187a56029f4277cccaaa40f20f3f30d9a4ab99
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a6184cc11ae5e53a2c52fc668690561b0ed9b7217e0ff7c0b236bce30fba1da3
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bdca22b50a716ac1106fce8eb7fbb0df989bbf381329e952d16be68dc01c6477
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ea96b694a2ea6768903862a404030f81e93df86dcf96dcaacb7b5b714a01ef7c
NanoCore
f52cc86d7cf14cdc0c501285f31418a702fb88fceb639e5c4b295f9d9bcadb29
NanoCore
+ 2'124 additional samples on MalwareBazaar
Result
Malware family:
darkcomet
Create hunting rule
Score:
  10/10
Tags:
family:darkcomet persistence rat trojan upx
Link:
https://tria.ge/reports/210611-9zd5p7yv9n/
Behaviour
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Loads dropped DLL
Executes dropped EXE
UPX packed file
Darkcomet
Modifies WinLogon for persistence
Unpacked files
SH256 hash:
445bc3da96e63745748cc4d7d14faaa80122f46bc86e2a4628956f5aea4b70f7
MD5 hash:
aff59ff4873a180e497cac498323fd56
SHA1 hash:
3cb24379d8aeb29a58fddac419f8bd0fc1068c89
Detections:
win_darkcomet_g0
Create hunting rule
Link:
https://www.unpac.me/results/0ab2b606-bfc2-4bf3-8137-3731784b7bc8/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DarkComet
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/445bc3da96e63745748cc4d7d14faaa80122f46bc86e2a4628956f5aea4b70f7

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:Intezer_Vaccine_DarkComet
Create hunting rule
Author:Intezer Labs
Description:Automatic YARA vaccination rule created based on the file's genes
Reference:https://analyze.intezer.com
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Keylog_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Contains Keylog
Rule name:Malware_QA_update
Create hunting rule
Author:Florian Roth
Description:VT Research QA uploaded malware - file update.exe
Reference:VT Research QA
Rule name:ProjectM_DarkComet_1
Create hunting rule
Author:Florian Roth
Description:Detects ProjectM Malware
Reference:http://researchcenter.paloaltonetworks.com/2016/03/unit42-projectm-link-found-between-pakistani-actor-and-operation-transparent-tribe/
Rule name:RAT_DarkComet
Create hunting rule
Author:Kevin Breen <kevin@techanarchy.net>
Description:Detects DarkComet RAT
Reference:http://malwareconfig.com/stats/DarkComet
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:win_darkcomet_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

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/166134/

Comments