MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa. 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


Tofsee


Vendor detections: 7


Intelligence 7 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa
SHA3-384 hash: 0ea7ba10b0c8f91faedcb355e45317517326dcdf2d366170e9f72bff7144b61970105acfb68a5400601d9561250e1521
SHA1 hash: 80fc27c680452a653f07c6a14983009c4eb49edf
MD5 hash: d0bc0a2f62bfa401be48c595104ad797
humanhash: east-zulu-hawaii-nitrogen
File name:ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa
Download: download sample
Signature Tofsee
Create hunting rule
File size:13'720'064 bytes
First seen:2020-11-07 17:17:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9eb74236d7e8b475c4d68cbde286a888 (4 x Tofsee)
ssdeep 24576:kssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssX:
Threatray 6 similar samples on MalwareBazaar
TLSH 3CD6027669F1BC24E493B937FC277467E60A5570283C8964D2E680FA1A38F708BE1C5D
Reporter seifreed
Tags:Tofsee

Intelligence

File Origin
# of uploads :
1
# of downloads :
82
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Moving a file to the Windows subdirectory
Launching a process
Creating a service
Launching a service
Creating a process from a recently created file
Launching the process to change the firewall settings
DNS request
Connection attempt
Enabling autorun for a service
Unauthorized injection to a system process
Deleting of the original file
Adding exclusions to Windows Defender
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa/
Threat name:
Win32.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2020-11-07 17:22:20 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=xirhz7clom3s77gxe3hzgvsfxvur4ttmbbhk3zmf647blupwjgva._file
Verdict:
malicious
Similar samples:
0e4e902b30a99c179a586c7fd3e27b1fe0b7f1cf5397cb4ee9f056a4fa547b5b
Tofsee
168126935e0aed6cf66c686aeaf8a183428133923ffdb2b78538f407060363b0
Tofsee
8fcb2057bdac3ba88cb811c44a0d79358075525506b1517c3e713aec8d31a666
Tofsee
f5c60cf3334fc3093cb2b7b6bcfa480bf87a74b4edd8830b97c1ee3b3e66cefd
Tofsee
f6a6b1887797aa19c0eeb48b1c615d1833d2d309c92688821b2405e0fc4432ec
Tofsee
fff57207bf2d6326bc580cd9788e36ec52437e472d26d49c015685525415d7ee
Tofsee
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence trojan
Link:
https://tria.ge/reports/201108-zr33lrwwda/
Behaviour
Suspicious use of WriteProcessMemory
Launches sc.exe
Modifies service
Suspicious use of SetThreadContext
Deletes itself
Creates new service(s)
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Windows security bypass
Unpacked files
SH256 hash:
ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa
MD5 hash:
d0bc0a2f62bfa401be48c595104ad797
SHA1 hash:
80fc27c680452a653f07c6a14983009c4eb49edf
Link:
https://www.unpac.me/results/4a489c57-9180-4378-8a4c-c68ec0c47c28/
SH256 hash:
c4edbeef8216905b210a2a79f2f4e4ec973c18e1942913a74144f9fcbf9266a6
MD5 hash:
e19650fd97dfdcfd90c26caf12e83f60
SHA1 hash:
4241270a0624536a92f844ab1b4d8fe5dcc42c91
Detections:
win_tofsee_w0
Create hunting rule
Link:
https://www.unpac.me/results/4a489c57-9180-4378-8a4c-c68ec0c47c28/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Embedded_PE
Create hunting rule
Rule name:win_tofsee_w0
Create hunting rule
Author:akrasuski1

File information

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

  
Delivery method
Other

Comments