MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273
SHA3-384 hash: c2b482715ed26d9573be50c3f1344d31c2468879c4c6ff64761f013714753dc9f227cdce7cb47809006c6acdee36d0c8
SHA1 hash: fa73795aa109af1a999816d57b39f38e06ffadbf
MD5 hash: 8b4fab08f133b68b6c49c03517cd7b49
humanhash: table-nineteen-harry-nebraska
File name:bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273
Download: download sample
Signature Tofsee
Create hunting rule
File size:186'880 bytes
First seen:2020-11-11 11:22:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8344f3e2e5f143f055bbba425c8be0f7 (4 x Tofsee)
ssdeep 3072:823l4BDm8T/Mo4i8d1AWRWmJjFdDXvZpHtsX:8iCHGtd1AoXdD/ZpHt
Threatray 47 similar samples on MalwareBazaar
TLSH EB04B31ED7F1AFF9C9E4917BA27377E7D9E1ECA33081052A4350D8B4ACC16D1E2A4906
Reporter seifreed
Tags:Tofsee

Intelligence

File Origin
# of uploads :
1
# of downloads :
86
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
Launching the process to change the firewall settings
Creating a process from a recently created file
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/bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273/
Threat name:
Win32.Trojan.EmotetCrypt
Create hunting rule
Status:
Malicious
First seen:
2020-11-11 11:24:34 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4bwz6usizeg5ahtsuk4xjp47xn5adurpwekhggkfuvmsgd2qjzq._file
Verdict:
malicious
Similar samples:
0c3080ef33448167fc2b858db5ec7b2e4705cb12ca57119088892459ea0cc832
Tofsee
0e4e902b30a99c179a586c7fd3e27b1fe0b7f1cf5397cb4ee9f056a4fa547b5b
Tofsee
237e4c4b7b31d6fb1cf88cc07d2c846044e87854a04c3850dd9a65970787508f
Tofsee
575e8f38cfb2015941a558082390e1f02c7318bd0d6b82261065bd3839123bf8
Tofsee
587f79f301d6ca9ad6a02642cf6ebfbce12b3eaa524ecd67834ca1314447c4da
Tofsee
9919830976415014ee79a70a30a9831ed5c97207318b976bca2781f8354a1442
Tofsee
af21217ee5523873bc4ee3b262ce06a371a1095abfea9729e3413cf9da1a0cab
Tofsee
ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa
Tofsee
cdbda4f45e8cb4d6117bcd21304c66a78bcb73f840f48d8e523e76e5b0b57582
Tofsee
f5c60cf3334fc3093cb2b7b6bcfa480bf87a74b4edd8830b97c1ee3b3e66cefd
Tofsee
+ 37 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence trojan
Link:
https://tria.ge/reports/201111-ywms2ggdze/
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:
bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273
MD5 hash:
8b4fab08f133b68b6c49c03517cd7b49
SHA1 hash:
fa73795aa109af1a999816d57b39f38e06ffadbf
Link:
https://www.unpac.me/results/91abee84-a59d-4bcf-b3ac-3be9f01f23f2/
SH256 hash:
bbb0e4c871f254407dd24149769afc7427a4def761ccc131c7c65d80fa35123e
MD5 hash:
ab0b3864a7a381ecbead60199e3affb5
SHA1 hash:
70da1f8da1e06529456d369c35c367cb2e6f3345
Detections:
win_tofsee_w0
Create hunting rule
Link:
https://www.unpac.me/results/91abee84-a59d-4bcf-b3ac-3be9f01f23f2/
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: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