MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4860f303cff9925131edb7ce8b5ac727869bf318a88aecb3a31a258f2679de5c. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4860f303cff9925131edb7ce8b5ac727869bf318a88aecb3a31a258f2679de5c
SHA3-384 hash: bb60672a5f27170a8ced038f9c92a769e94c82653a9d379bfbda34b4517847275c632b2f13c28ed9e295e63f16a012b1
SHA1 hash: ba1e53d78b7a8cb14e21f5c47181468cff738fcb
MD5 hash: 1980bdc76eeb17aa3e1fb9040470aa7c
humanhash: crazy-mountain-minnesota-solar
File name:1980BDC76EEB17AA3E1FB9040470AA7C.bin
Download: download sample
File size:200'704 bytes
First seen:2020-08-04 11:38:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 5c5ecf422ec7a9e37b36de5a90fbf2cf
ssdeep 3072:HiZx4f6+iEm7dZOlL1ime7cFWWWTK8a22hdOlK3bLZ/SXrrC+E8poVTcEih8+qzb:HUx4fWEt3imSWUa/hdtrLZaXaK6Tp3j
Threatray 21 similar samples on MalwareBazaar
TLSH C214C0FAF15C5FE1C450AAF117C444F34B8EAD00406B3E1BB9850DB6A99D0A91A73FB9
Reporter JAMESWT_WT

Intelligence

File Origin
# of uploads :
1
# of downloads :
60
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/38613/
Detection(s):
Win.Trojan.Dorkbot-7602910-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a service
Sending a UDP request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% subdirectories
Creating a file in the %AppData% directory
Unauthorized injection to a recently created process
Moving a file to the %temp% directory
Enabling the 'hidden' option for recently created files
Creating a window
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Setting browser functions hooks
Enabling autorun for a service
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Creating a file in the mass storage device
Sending a TCP request to an infection source
Unauthorized injection to a system process
Enabling threat expansion on mass storage devices by creating a special LNK file
Unauthorized injection to a browser process
Deleting of the original file
Result
Threat name:
Darkbot
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/409114
Signature
Allocates memory in foreign processes
Contains functionality to access PhysicalDrive, possible boot sector overwrite
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to infect the boot sector
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Contains functionality to modify Windows User Account Control (UAC) settings
Creates a thread in another existing process (thread injection)
Creates multiple autostart registry keys
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Drops PE files with benign system names
Extracts suspicious resources from PE file (packer detected)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
Injects code into the Windows Explorer (explorer.exe)
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Monitors registry run keys for changes
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file has a writeable .text section
Sample uses process hollowing technique
Searches for specific processes (likely to inject)
Sigma detected: Suspicious Svchost Process
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect the country of the analysis system (by using the IP)
Writes to foreign memory regions
Yara detected Darkbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 256796 Sample: FvMmgHMTT3.bin Startdate: 04/08/2020 Architecture: WINDOWS Score: 100 63 cdn.onenote.net 2->63 65 n.hceymatul.ru 2->65 67 asf-ris-prod-neurope.northeurope.cloudapp.azure.com 2->67 77 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->77 79 Yara detected Darkbot 2->79 81 May check the online IP address of the machine 2->81 83 9 other signatures 2->83 8 FvMmgHMTT3.exe 2->8         started        12 Explorer.exe 2->12         started        14 Gksssy.exe 2->14         started        16 Explorer.exe 2->16         started        signatures3 process4 dnsIp5 75 192.168.2.1 unknown unknown 8->75 117 Detected unpacking (changes PE section rights) 8->117 119 Detected unpacking (creates a PE file in dynamic memory) 8->119 121 Detected unpacking (overwrites its own PE header) 8->121 139 8 other signatures 8->139 18 svchost.exe 2 11 8->18         started        22 FvMmgHMTT3.exe 3 8->22         started        24 calc.exe 1 8->24         started        123 Machine Learning detection for dropped file 12->123 125 Injects code into the Windows Explorer (explorer.exe) 12->125 127 Writes to foreign memory regions 12->127 26 Explorer.exe 12->26         started        28 svchost.exe 2 12->28         started        30 calc.exe 12->30         started        129 Allocates memory in foreign processes 14->129 131 Sample uses process hollowing technique 14->131 133 Creates a thread in another existing process (thread injection) 14->133 135 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 16->135 137 Injects a PE file into a foreign processes 16->137 32 calc.exe 16->32         started        34 svchost.exe 16->34         started        36 Explorer.exe 16->36         started        signatures6 process7 file8 51 C:\Users\user\AppData\...xplorer.exe, PE32 18->51 dropped 53 C:\Users\...xplorer.exe:Zone.Identifier, ASCII 18->53 dropped 85 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 18->85 87 Extracts suspicious resources from PE file (packer detected) 18->87 89 Contains functionality to access PhysicalDrive, possible boot sector overwrite 18->89 103 5 other signatures 18->103 38 mspaint.exe 1 14 18->38         started        91 Writes to foreign memory regions 22->91 93 Allocates memory in foreign processes 22->93 95 Creates a thread in another existing process (thread injection) 22->95 43 WmiPrvSE.exe 22->43 injected 45 qFVrvNyAdUyeIFVMgRIIXGfVUgntEn.exe 22->45 injected 47 qFVrvNyAdUyeIFVMgRIIXGfVUgntEn.exe 22->47 injected 49 10 other processes 22->49 97 Contains functionality to infect the boot sector 24->97 99 Contains functionality to inject threads in other processes 24->99 101 Injects a PE file into a foreign processes 26->101 55 C:\Users\user\AppData\Roaming\c731200, PE32 28->55 dropped 57 C:\Users\user\...\c731200:Zone.Identifier, ASCII 28->57 dropped signatures9 process10 dnsIp11 69 api.wipmania.com 212.83.168.196, 49751, 80 OnlineSASFR France 38->69 71 n.yqqufklho.ru 38->71 73 46 other IPs or domains 38->73 59 C:\Users\user\AppData\Roaming\...behaviorgraphksssy.exe, PE32 38->59 dropped 61 C:\Users\user\...behaviorgraphksssy.exe:Zone.Identifier, ASCII 38->61 dropped 105 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 38->105 107 Extracts suspicious resources from PE file (packer detected) 38->107 109 Contains functionality to access PhysicalDrive, possible boot sector overwrite 38->109 115 6 other signatures 38->115 111 Contains functionality to infect the boot sector 43->111 113 Contains functionality to inject threads in other processes 43->113 file12 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4860f303cff9925131edb7ce8b5ac727869bf318a88aecb3a31a258f2679de5c/
Threat name:
Win32.Worm.Dorkbot
Create hunting rule
Status:
Malicious
First seen:
2020-07-31 16:13:52 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
40 of 48 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Similar samples: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 11 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  9/10
Tags:
persistence
Link:
https://tria.ge/reports/200804-hhgdkq8dej/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Modifies data under HKEY_USERS
Drops file in Program Files directory
Drops file in Program Files directory
Suspicious use of SetThreadContext
Suspicious use of SetThreadContext
Adds Run key to start application
Adds Run key to start application
Deletes itself
Deletes itself
ServiceHost packer
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Zbot
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/4860f303cff9925131edb7ce8b5ac727869bf318a88aecb3a31a258f2679de5c

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/38613/

Comments