MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c79433c9f2fcc386d54c67d3bf1a0c002d6dd74d32c4888b4a8450f13e7383f. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
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SHA256 hash: 0c79433c9f2fcc386d54c67d3bf1a0c002d6dd74d32c4888b4a8450f13e7383f
SHA3-384 hash: 47f81ba7e184a6a2b2d7c879735637397a76a232a11021548b8d73fbf7696060eb024f6899e2c5cce2df6c62056eb464
SHA1 hash: 3046a60b340b02b0da510edeebdd7ff77f6dc7d8
MD5 hash: d0314e0a2e012ef1a9c11118da29fd7f
humanhash: foxtrot-cola-fanta-orange
File name:d0314e0a2e012ef1a9c11118da29fd7f.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:11'789'312 bytes
First seen:2021-07-04 07:22:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1e17a996886aa2657a4de6c042170d2c (3 x RedLineStealer, 2 x Glupteba, 1 x Formbook)
ssdeep 12288:Apk4nYiDM9TmqNzPkaARFwJK1eDkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk:J4nYiITDzcT+JWe
TLSH 7DC69EA00AB06A37D639517C3779BF9292DD97F0C398157FD58A00CA8C172B9E8F1A17
Reporter abuse_ch
Tags:exe Tofsee

Intelligence

File Origin
# of uploads :
1
# of downloads :
705
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
d0314e0a2e012ef1a9c11118da29fd7f.exe
Verdict:
Malicious activity
Analysis date:
2021-07-04 07:25:31 UTC
Tags:
trojan tofsee
Link:
https://app.any.run/tasks/64b0b1da-490c-486f-ae65-f180ba55506e

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/169576/
Detection(s):
Win.Packed.Generic-9874443-0
Create hunting rule

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:
Tofsee
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1e8c48ef-fb5e-482f-b4ba-6c1c8b0b7af3
Result
Threat name:
Tofsee
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/811541
Signature
Allocates memory in foreign processes
Changes security center settings (notifications, updates, antivirus, firewall)
Creates files in alternative data streams (ADS)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops executables to the windows directory (C:\Windows) and starts them
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies the windows firewall
Multi AV Scanner detection for submitted file
Sigma detected: Copying Sensitive Files with Credential Data
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
System process connects to network (likely due to code injection or exploit)
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected Tofsee
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 443953 Sample: oEE058tCoG.exe Startdate: 04/07/2021 Architecture: WINDOWS Score: 100 54 microsoft-com.mail.protection.outlook.com 2->54 56 9.52.17.84.zen.spamhaus.org 2->56 58 4 other IPs or domains 2->58 66 Multi AV Scanner detection for submitted file 2->66 68 Yara detected Tofsee 2->68 70 Sigma detected: Suspect Svchost Activity 2->70 72 5 other signatures 2->72 8 ghjkehcu.exe 2->8         started        11 oEE058tCoG.exe 2 2->11         started        14 svchost.exe 2->14         started        16 9 other processes 2->16 signatures3 process4 dnsIp5 80 Detected unpacking (changes PE section rights) 8->80 82 Detected unpacking (overwrites its own PE header) 8->82 84 Writes to foreign memory regions 8->84 92 2 other signatures 8->92 19 svchost.exe 2 1 8->19         started        50 C:\Users\user\AppData\Local\...\ghjkehcu.exe, PE32 11->50 dropped 86 Uses netsh to modify the Windows network and firewall settings 11->86 88 Modifies the windows firewall 11->88 24 netsh.exe 3 11->24         started        26 cmd.exe 1 11->26         started        28 cmd.exe 2 11->28         started        32 3 other processes 11->32 90 Changes security center settings (notifications, updates, antivirus, firewall) 14->90 30 MpCmdRun.exe 1 14->30         started        52 127.0.0.1 unknown unknown 16->52 file6 signatures7 process8 dnsIp9 60 9.52.17.84.sbl-xbl.spamhaus.org 19->60 62 89.39.107.218, 420, 49718, 49724 WORLDSTREAMNL Netherlands 19->62 64 17 other IPs or domains 19->64 48 C:\Windows\SysWOW64\...\systemprofile:.repos, data 19->48 dropped 74 System process connects to network (likely due to code injection or exploit) 19->74 76 Creates files in alternative data streams (ADS) 19->76 78 Deletes itself after installation 19->78 34 conhost.exe 24->34         started        36 conhost.exe 26->36         started        38 conhost.exe 28->38         started        40 conhost.exe 30->40         started        42 conhost.exe 32->42         started        44 conhost.exe 32->44         started        46 conhost.exe 32->46         started        file10 signatures11 process12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0c79433c9f2fcc386d54c67d3bf1a0c002d6dd74d32c4888b4a8450f13e7383f/
Threat name:
Win32.Trojan.Azorult
Create hunting rule
Status:
Malicious
First seen:
2021-07-02 18:14:00 UTC
AV detection:
26 of 29 (89.66%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=br4ugpe7f7gdq3kuyz6tx4nayabnnxlu2mwercfuvbcq6e7hha7q._file
Result
Malware family:
tofsee
Create hunting rule
Score:
  10/10
Tags:
family:tofsee evasion persistence trojan
Link:
https://tria.ge/reports/210704-cabsqhwatj/
Behaviour
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Deletes itself
Creates new service(s)
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Tofsee
Windows security bypass
Unpacked files
SH256 hash:
3a6f0b35cd9f5618d6854d7e68c329b5f5166d55df78e24d7fa3d7e5329162b3
MD5 hash:
07d4840eb73b94b00fe4546044f2b22b
SHA1 hash:
3669bfe7d4c3a40cb7a43b9542cbec3a70711a18
Detections:
win_tofsee_w0
Create hunting rule
Link:
https://www.unpac.me/results/4361c424-f72a-4cd9-84ab-30e743531a7d/
SH256 hash:
0c79433c9f2fcc386d54c67d3bf1a0c002d6dd74d32c4888b4a8450f13e7383f
MD5 hash:
d0314e0a2e012ef1a9c11118da29fd7f
SHA1 hash:
3046a60b340b02b0da510edeebdd7ff77f6dc7d8
Link:
https://www.unpac.me/results/4361c424-f72a-4cd9-84ab-30e743531a7d/
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/0c79433c9f2fcc386d54c67d3bf1a0c002d6dd74d32c4888b4a8450f13e7383f

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.

Cape
Cape
https://www.capesandbox.com/analysis/169576/

Comments