MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b68f82534d3741e2e20d707a45831fb294a61a2facd1e67b0bd0836886375e8. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b68f82534d3741e2e20d707a45831fb294a61a2facd1e67b0bd0836886375e8
SHA3-384 hash: 60024ad1aef2a723cfb7399ea547c5e966880b32e83da568e48750cc20491cb22170562bb622c07bbc7661a4467fdc98
SHA1 hash: 37f8010dad800349a8a813a6e326c475256aafb4
MD5 hash: 44a0f51f3868778ac0ec66f6097f929c
humanhash: georgia-uranus-video-finch
File name:TT PAYMENT SLIP.exe
Download: download sample
Signature NanoCore
Create hunting rule
File size:39'424 bytes
First seen:2022-02-25 14:12:18 UTC
Last seen:2022-02-25 15:57:31 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 768:K7SVE1l/fd6L6GpiKbn3KBf8UTvpXLuHV:eV/cL9bnmTvpY
Threatray 18'087 similar samples on MalwareBazaar
TLSH T15303B796FEDC0971ECD5C73A6CF2CD741662BCEA8532A82C64C93D3B3973391412A526
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0c4 (63 x Formbook, 23 x AgentTesla, 8 x RemcosRAT)
Reporter James_inthe_box
Tags:exe NanoCore

Intelligence

File Origin
# of uploads :
2
# of downloads :
278
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
vvvvv.exe
Verdict:
Malicious activity
Analysis date:
2022-02-28 09:49:22 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/91e26c58-3561-497c-81db-2699f5f8f21d

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/244717/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.44062.25581.5871.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a process
DNS request
Sending a custom TCP request
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed strictor
Link:
https://www.filescan.io/uploads/6218e3f20cd58dbd923bef63/reports/67e5c423-0abf-4220-90b4-147181f2339d/overview
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/831bbfe0-d052-4c88-a225-c09cd1f54b82
Result
Threat name:
Nanocore AgentTesla gzRat
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/946387
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Creates multiple autostart registry keys
Detected Nanocore Rat
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: NanoCore
Uses dynamic DNS services
Yara detected AgentTesla
Yara detected Costura Assembly Loader
Yara detected gzRat
Yara detected Nanocore RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 578868 Sample: TT PAYMENT SLIP.exe Startdate: 25/02/2022 Architecture: WINDOWS Score: 100 62 www.uplooder.net 2->62 64 amechi.duckdns.org 2->64 70 Multi AV Scanner detection for domain / URL 2->70 72 Found malware configuration 2->72 74 Malicious sample detected (through community Yara rule) 2->74 76 21 other signatures 2->76 8 TT PAYMENT SLIP.exe 16 7 2->8         started        13 chrome.exe 14 3 2->13         started        15 dhcpmon.exe 3 2->15         started        17 chrome.exe 2->17         started        signatures3 process4 dnsIp5 68 www.uplooder.net 144.76.120.25, 443, 49748, 49821 HETZNER-ASDE Germany 8->68 52 C:\Users\user\AppData\Roaming\chrome.exe, PE32 8->52 dropped 54 C:\Users\...\Qfirbyvbmnan binnnnnnnnn.exe, PE32 8->54 dropped 56 C:\Users\user\...\chrome.exe:Zone.Identifier, ASCII 8->56 dropped 58 C:\Users\user\...\TT PAYMENT SLIP.exe.log, ASCII 8->58 dropped 82 Creates multiple autostart registry keys 8->82 84 Injects a PE file into a foreign processes 8->84 19 TT PAYMENT SLIP.exe 2 5 8->19         started        23 Qfirbyvbmnan binnnnnnnnn.exe 1 10 8->23         started        26 cmd.exe 1 8->26         started        86 Multi AV Scanner detection for dropped file 13->86 88 Machine Learning detection for dropped file 13->88 28 cmd.exe 1 13->28         started        60 C:\Users\user\AppData\...\dhcpmon.exe.log, ASCII 15->60 dropped 30 cmd.exe 17->30         started        file6 signatures7 process8 dnsIp9 44 C:\Users\user\AppData\Roaming\...\hcnIuh.exe, PE32 19->44 dropped 46 C:\Users\user\...\hcnIuh.exe:Zone.Identifier, ASCII 19->46 dropped 78 Creates multiple autostart registry keys 19->78 80 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->80 66 amechi.duckdns.org 194.5.98.222, 4190, 49795, 49796 DANILENKODE Netherlands 23->66 48 C:\Program Files (x86)\...\dhcpmon.exe, PE32 23->48 dropped 50 C:\Users\user\AppData\Roaming\...\run.dat, data 23->50 dropped 32 conhost.exe 26->32         started        34 timeout.exe 1 26->34         started        36 conhost.exe 28->36         started        38 timeout.exe 1 28->38         started        40 conhost.exe 30->40         started        42 timeout.exe 30->42         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b68f82534d3741e2e20d707a45831fb294a61a2facd1e67b0bd0836886375e8/
Threat name:
ByteCode-MSIL.Trojan.NanoBot
Create hunting rule
Status:
Malicious
First seen:
2022-02-25 03:48:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nnupqjju2n2b4lra24d2iwbr7muuuync7lgr4z5qxuedncddoxua._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
nanocorerat
Create hunting rule
Similar samples:
263565e9f77b5ee48474855d471315dd56d1bcabe4d037fb380d404b3afcd14e
NanoCore
4f7da7d6fb331a8098d4ce354690ffc64d8f0225307b406e722548109e669d4d
NanoCore
55aea4a4530e0aa4d13d4c68b9027e6a215bc4a4eaa87d2a8bfdc2c443dd3d7c
NanoCore
862965d573744607a29489905cfc8abdd8f187874d476ef4263eee7e5175630a
NanoCore
c59c8e3be7ec42553ff6af2588e3bcd0569e9467dbb9307218fb8724e02739f2
NanoCore
db7d1bc1cf6fb7fdbc3d0fc2c67c97ed89aa316d6bcb4c4e6ce942c9145612fc
NanoCore
+ 18'077 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:nanocore evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/220225-rjed2ahfck/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Checks whether UAC is enabled
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
AgentTesla Payload
AgentTesla
NanoCore
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
amechi.duckdns.org:4190
Unpacked files
SH256 hash:
6b68f82534d3741e2e20d707a45831fb294a61a2facd1e67b0bd0836886375e8
MD5 hash:
44a0f51f3868778ac0ec66f6097f929c
SHA1 hash:
37f8010dad800349a8a813a6e326c475256aafb4
Link:
https://www.unpac.me/results/fec03e95-29ab-4a6f-a08f-f3ead294dba0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/6b68f82534d3741e2e20d707a45831fb294a61a2facd1e67b0bd0836886375e8

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:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/244717/

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