MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f74ba8ea35dd8c4e0f0dbcb6ba06b1bdb2aa1f5966e94592ad1468bb092663b. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f74ba8ea35dd8c4e0f0dbcb6ba06b1bdb2aa1f5966e94592ad1468bb092663b
SHA3-384 hash: 1988774fb4b3c7cc2c8ae3a2df1142a197cdfd29689fae2e28750c2a81c9a4c1f1a705344e6e6cbdd34e2a9192241669
SHA1 hash: 5ad7cf56da48f74d467a98dcc4149e593d3ff8f5
MD5 hash: a1c3e0ab6a38d5b903801fe48bb0f066
humanhash: mississippi-robin-mockingbird-floor
File name:8b4fab08f133b68b6c49c03517cd7b49
Download: download sample
Signature Tofsee
Create hunting rule
File size:186'880 bytes
First seen:2020-11-17 12:34:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8344f3e2e5f143f055bbba425c8be0f7 (4 x Tofsee)
ssdeep 3072:8izOjUpD8T/Mo4i8d1AWRWmJjFdDXvZpHtsX:8yD6Gtd1AoXdD/ZpHt
Threatray 115 similar samples on MalwareBazaar
TLSH 1704C51E97F19FF9C8E4A17FA26277E7D9E1ECA33091052A4360DCB49CD16C1E2B4906
Reporter seifreed
Tags:Tofsee

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'060
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a file in the %temp% directory
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a service
Moving a file to the Windows subdirectory
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
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f74ba8ea35dd8c4e0f0dbcb6ba06b1bdb2aa1f5966e94592ad1468bb092663b/
Threat name:
Win32.Trojan.Ymacco
Create hunting rule
Status:
Malicious
First seen:
2020-11-17 12:38:10 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f52lvdvdlxmmjyhq3pfwxidldpnsvipvszxjiwjk2fdixmesmy5q._file
Verdict:
malicious
Similar samples:
0e4e902b30a99c179a586c7fd3e27b1fe0b7f1cf5397cb4ee9f056a4fa547b5b
Tofsee
3e60d1ad0f14c5741b1cc034d406134f893ea0b29dc1c1b48f1d5988de41d42a
Tofsee
5fbaa23d2582ceb705d33ad7256d687e8e6d924dfa2854388069932fabac1650
Tofsee
66d8a58d332aad489374ab5678d81540b2f3c838c2d4078abd99e28fe6a69fb0
Tofsee
693e7898b554e11d83b95c844318c1a3efef345aefa1cd01a3f4d5bcfcbbef12
Tofsee
8ca00f20b85ec96622ad809e4ac830a5b055129e526ce9d1d13dc747824615e5
Tofsee
9919830976415014ee79a70a30a9831ed5c97207318b976bca2781f8354a1442
Tofsee
ba227cfc4b73372ffcd726cf935645bd691e4e6c084eade585f73e15d1f649aa
Tofsee
bf036cfa9246486e80f39515cba5fcfddbd00e917d88a398ca2d2ac9187a8273
Tofsee
cdbda4f45e8cb4d6117bcd21304c66a78bcb73f840f48d8e523e76e5b0b57582
Tofsee
+ 105 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
evasion persistence trojan
Link:
https://tria.ge/reports/201117-pnvlqdav7e/
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:
2f74ba8ea35dd8c4e0f0dbcb6ba06b1bdb2aa1f5966e94592ad1468bb092663b
MD5 hash:
a1c3e0ab6a38d5b903801fe48bb0f066
SHA1 hash:
5ad7cf56da48f74d467a98dcc4149e593d3ff8f5
Link:
https://www.unpac.me/results/7c26d159-c084-478a-9b37-ff5534ad71f6/
SH256 hash:
39b5abb2edabb4103e7d7dda0ec12c02b85f10b53fe31b1740feae444887f6d7
MD5 hash:
674aa90f822bb1cf6d7501308535c12d
SHA1 hash:
6ba91ab2e940781351ea5c41c0d5c4ab0ec44f05
Detections:
win_tofsee_w0
Create hunting rule
Link:
https://www.unpac.me/results/7c26d159-c084-478a-9b37-ff5534ad71f6/
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