MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5. 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


DarkVNC


Vendor detections: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5
SHA3-384 hash: f324ce9fb674668aeb0adafc026ede17e330f09fa225c7758860b63034d60cb490acacb8d9dceb5052f7bf5e749b8d34
SHA1 hash: 482ed6805306064a482e0a82d0e0260613588d6a
MD5 hash: 5400a701c0e533f09652176253856568
humanhash: butter-magnesium-illinois-solar
File name:5400a701c0e533f09652176253856568.exe
Download: download sample
Signature DarkVNC
Create hunting rule
File size:3'858'432 bytes
First seen:2021-03-17 08:23:02 UTC
Last seen:2021-03-17 10:44:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:ojFAvk0XXSMSZw+S3DKInoOJPN1/kax9fb25BX5qNjz5RIeExdXRcWaYV4oQh+lD:oj
Threatray 49 similar samples on MalwareBazaar
TLSH 1E0643456F474A19FE33A1BECC8EF01DC6C187781E6E306D96BA8649B1339184FA4DB4
Reporter abuse_ch
Tags:DarkVNC exe


Avatar
abuse_ch
DarkVNC C2:
160.20.147.195:91

Intelligence

File Origin
# of uploads :
2
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5400a701c0e533f09652176253856568.exe
Verdict:
Malicious activity
Analysis date:
2021-03-17 08:50:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/efea9568-9a2f-43e9-b01c-b32c551c442b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.530.25953.30269.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Unauthorized injection to a recently created process
Adding an access-denied ACE
Launching the default Windows debugger (dwwin.exe)
Sending a UDP request
Creating a window
Running batch commands
Creating a process with a hidden window
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:
Ramnit
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/641958
Signature
Allocates memory in foreign processes
Contains functionality to inject threads in other processes
Contains VNC / remote desktop functionality (version string found)
Creates an undocumented autostart registry key
Detected unpacking (creates a PE file in dynamic memory)
Hides threads from debuggers
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Writes to foreign memory regions
Yara detected Ramnit VNC Module
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 369950 Sample: 4CEbLdyJkK.exe Startdate: 17/03/2021 Architecture: WINDOWS Score: 100 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Ramnit VNC Module 2->34 36 2 other signatures 2->36 7 4CEbLdyJkK.exe 3 2->7         started        process3 signatures4 42 Detected unpacking (creates a PE file in dynamic memory) 7->42 44 Contains functionality to inject threads in other processes 7->44 46 Hides threads from debuggers 7->46 10 4CEbLdyJkK.exe 2 7->10         started        13 WerFault.exe 23 9 7->13         started        16 cmd.exe 1 7->16         started        process5 file6 48 Creates an undocumented autostart registry key 10->48 50 Writes to foreign memory regions 10->50 52 Allocates memory in foreign processes 10->52 54 Modifies the context of a thread in another process (thread injection) 10->54 18 WerFault.exe 10->18         started        26 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 13->26 dropped 22 conhost.exe 16->22         started        24 timeout.exe 1 16->24         started        signatures7 process8 dnsIp9 28 160.20.147.195, 49720, 49721, 91 COMBAHTONcombahtonGmbHDE Germany 18->28 38 Contains functionality to inject threads in other processes 18->38 40 Searches for specific processes (likely to inject) 18->40 signatures10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5/
Threat name:
ByteCode-MSIL.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2021-02-04 15:35:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
22 of 47 (46.81%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nwv3knvycczuhyltotohoyushw64tgwfydhgkirmff35brnfvgsq._file
Verdict:
suspicious
Similar samples:
3785550afcc22a9c9cc82c4f6515f77eb9cc0984966aeb238d57e1ea3cb9d351
DarkVNC
3851673a8448fae896b14ae44ce35adf89113f914387fd8dce6ccaeff6f5b123
DarkVNC
3f5bc52dbad154f0693d28e459ff19c203c93ec58d6d99fa86631b049ba9746a
DarkVNC
4bdabf667555e37d4bf5afdcb3b4331c68571ca798340cbf6f3b2c206b840975
DarkVNC
6641844eca61aba9bea60b2dee53da73541ec911b58363d78884c0c05aaef662
DarkVNC
777441ba67aa9043dac6a7d9ed97ac483935ac25b0781ca3494f72ea15119f50
DarkVNC
b6ec0b812392c3b7b5bd500c68934c4bcffe861bd43c734452db72d781de0f58
DarkVNC
c87ccc80f1c070fec4033411d19cb2c12d6bfdcd723c1d97879d2dbae3690e17
DarkVNC
f22462a16e1e5b3eed3a84c6003aef25eb4ccdd78cb7064fdb39404528f3b9f0
DarkVNC
f327fd0a9151dfcbdfadd244a57d3cdb08e55f5ec3ced39497a39c2ff01d95ce
DarkVNC
+ 39 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/210317-dxnw82qsj6/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
cac88ce22dbf55afc09edee2940e63a8af9495fbda2987d701cb38e612152fae
MD5 hash:
46b2e357329f387674cfb40492f0a205
SHA1 hash:
38a3df8c91c1c4e1181d217531683b4c296cf112
Link:
https://www.unpac.me/results/7d6a537c-266c-4bab-96bf-f7a71bb866e7/
SH256 hash:
3b8fc5e6fbe4ecba4e873f17c68101ba6dddd88adaa2f193de92820378ec739c
MD5 hash:
e563dcf838cbf26cbe51f15b8d1f86e8
SHA1 hash:
8c9d29dbbb18e90b122de259deb18ade66c7492f
Link:
https://www.unpac.me/results/7d6a537c-266c-4bab-96bf-f7a71bb866e7/
SH256 hash:
f2bea93ccf45e617fe2b8f56b93a9c868bb02def1720ff950500569129c48ae4
MD5 hash:
777d53c6e9d3d46fb3f7504719452a0a
SHA1 hash:
688a256a0e2faa14f23321d4f842f638357ed331
Link:
https://www.unpac.me/results/7d6a537c-266c-4bab-96bf-f7a71bb866e7/
SH256 hash:
201ac385c711c96ec347fab6a4f7e13b77c397bdb2f16d4a4e0b3ba6459a3216
MD5 hash:
9230654d3952f925bb56edfaead9542a
SHA1 hash:
67fcf36c891a32929fc157da660950934e372781
Link:
https://www.unpac.me/results/7d6a537c-266c-4bab-96bf-f7a71bb866e7/
SH256 hash:
6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5
MD5 hash:
5400a701c0e533f09652176253856568
SHA1 hash:
482ed6805306064a482e0a82d0e0260613588d6a
Link:
https://www.unpac.me/results/7d6a537c-266c-4bab-96bf-f7a71bb866e7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5

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:ach_DarkVNC
Create hunting rule
Author:abuse.ch
Description:Detects DarkVNC
Rule name:crime_win32_hvnc_banker_gen
Create hunting rule
Author:@VK_Intel
Description:Detects malware banker hidden VNC
Reference:https://twitter.com/VK_Intel/status/1247058432223477760
Rule name:crime_win32_hvnc_zloader1_hvnc_generic
Create hunting rule
Author:@VK_Intel
Description:Detects Zloader hidden VNC
Reference:https://twitter.com/malwrhunterteam/status/1240664014121828352
Rule name:HiddenVNC
Create hunting rule
Author:@bartblaze
Description:Identifies HiddenVNC, which can start remote sessions.
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo

File information

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

Web download

DarkVNC

Executable exe 6dabb536b810b343e17374dc7762923dbdc99ac5c0ce65222c2977d0c5a5a9a5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1072594/
  
Delivery method
Distributed via web download

Comments