MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3290a3fbb515f16464cc229377af2fb0c4e54764db5be91107523849acec6de. 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


SnakeKeylogger


Vendor detections: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3290a3fbb515f16464cc229377af2fb0c4e54764db5be91107523849acec6de
SHA3-384 hash: 36106a8f6a199824a6535dd574d0734b449aa97a9d7742b713557349c053672d3b1b2558d43ad0dc2bb8a5e2999500d8
SHA1 hash: e36db93c1031c85a7c272b677a6d5c08c1d3f442
MD5 hash: a14324f8142cd1b88a13dcd78763696f
humanhash: aspen-orange-quiet-missouri
File name:a14324f8142cd1b88a13dcd78763696f.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:666'624 bytes
First seen:2022-03-21 08:04:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:XDxFtg2xYxmiFlYFhbBofK+Wy/YDgX3yd2OluON4fA9uwkCp:XbdxYxmiXYloxgDs3yd2OluON4fA9uC
TLSH T112E407B61A559777E937827185014127FA42ACFFB50B8C5AA9837B020D3F5C23FCA58E
File icon (PE):PE icon
dhash icon c0bed49cad2d3922 (15 x SnakeKeylogger, 9 x AgentTesla, 2 x HawkEye)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
157
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/253341/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.26631.22358.24711.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% directory
Creating a file in the %temp% directory
Launching a process
Creating a process with a hidden window
Unauthorized injection to a recently created process
Creating a file
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Enabling the 'hidden' option for analyzed file
Reading critical registry keys
Blocking the Windows Defender launch
Blocking the System Restore
Blocking a possibility to launch for the Windows Task Manager (taskmgr)
Blocking a possibility to launch for cmd.exe command interpreter
Blocking a possibility to launch for the Windows registry editor (regedit.exe)
Enabling autorun by creating a file
Forced shutdown of a browser
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Link:
https://www.filescan.io/uploads/623831bbdfdfa8501cc5aac3/reports/614d0ee7-d709-403e-bb0f-329d462ff173/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.
Malware family:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d129f7e4-d591-4862-a14a-1c42431c47f1
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/960865
Signature
.NET source code contains very large strings
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Disables the Windows registry editor (regedit)
Disables the Windows task manager (taskmgr)
Disables Windows system restore
Found malware configuration
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)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicious Add Scheduled Task From User AppData Temp
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 593350 Sample: vAyTvsYhBL.exe Startdate: 21/03/2022 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for dropped file 2->41 43 11 other signatures 2->43 8 vAyTvsYhBL.exe 6 2->8         started        process3 file4 25 C:\Users\user\AppData\Roaming\UXeGZNB.exe, PE32 8->25 dropped 27 C:\Users\user\AppData\Local\...\tmpF598.tmp, XML 8->27 dropped 29 C:\Users\user\AppData\...\vAyTvsYhBL.exe.log, ASCII 8->29 dropped 47 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->47 49 May check the online IP address of the machine 8->49 51 Uses schtasks.exe or at.exe to add and modify task schedules 8->51 53 Injects a PE file into a foreign processes 8->53 12 vAyTvsYhBL.exe 18 5 8->12         started        16 schtasks.exe 1 8->16         started        signatures5 process6 dnsIp7 31 checkip.dyndns.org 12->31 33 checkip.dyndns.com 193.122.130.0, 49778, 80 ORACLE-BMC-31898US United States 12->33 35 3 other IPs or domains 12->35 55 Tries to steal Mail credentials (via file / registry access) 12->55 57 Tries to harvest and steal ftp login credentials 12->57 59 Tries to harvest and steal browser information (history, passwords, etc) 12->59 61 2 other signatures 12->61 18 reg.exe 1 1 12->18         started        21 conhost.exe 16->21         started        signatures8 process9 signatures10 45 Disables the Windows registry editor (regedit) 18->45 23 conhost.exe 18->23         started        process11
Detection:
snakekeylogger
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b3290a3fbb515f16464cc229377af2fb0c4e54764db5be91107523849acec6de/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-03-20 03:29:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
25 of 27 (92.59%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection evasion keylogger spyware stealer
Link:
https://tria.ge/reports/220321-jyv2bsacb8/
Behaviour
Creates scheduled task(s)
Modifies data under HKEY_USERS
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Snake Keylogger
Snake Keylogger Payload
Unpacked files
SH256 hash:
7fa296cdf96f5bd83f2b9059f463af23c9b7bf8e091465d9b6d217586cf3d3ff
MD5 hash:
13104b91dc5eb667122b1964b0320e1f
SHA1 hash:
9b66bfeac0f94f669f9e055c628ea6a9f53f167b
Link:
https://www.unpac.me/results/5536f8d6-1514-4f0b-a699-1d288ad81872/
SH256 hash:
13192395e92e9717cc55b361c9e86dfab5e501318a025878add8d7878b0b58d9
MD5 hash:
f2ee81737a3d45a6af3de03824c2ad2b
SHA1 hash:
53362c6cbe39871b7e8434e345695c9ea27b25d2
Link:
https://www.unpac.me/results/5536f8d6-1514-4f0b-a699-1d288ad81872/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/5536f8d6-1514-4f0b-a699-1d288ad81872/
SH256 hash:
b3290a3fbb515f16464cc229377af2fb0c4e54764db5be91107523849acec6de
MD5 hash:
a14324f8142cd1b88a13dcd78763696f
SHA1 hash:
e36db93c1031c85a7c272b677a6d5c08c1d3f442
Link:
https://www.unpac.me/results/5536f8d6-1514-4f0b-a699-1d288ad81872/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b3290a3fbb515f16464cc229377af2fb0c4e54764db5be91107523849acec6de

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.

Cape
Cape
https://www.capesandbox.com/analysis/253341/

Comments