MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14. 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 1 YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14
SHA3-384 hash: c756f19ebe9513e84902d36f32c3f77861ddec1bba919a979ef75b1fd526145ff03c65990e401170b8f3dc1a5ee5be59
SHA1 hash: d1e4a1ce2fd8d73f946b90f02fb374ee5f7396a6
MD5 hash: 685e782b22890f2be6a858d10e182030
humanhash: nebraska-east-harry-johnny
File name:685e782b22890f2be6a858d10e182030.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:146'944 bytes
First seen:2021-08-24 14:07:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 3e77a5228ebd8b068a37deeb2c688fdb (6 x RaccoonStealer, 3 x RedLineStealer, 2 x Smoke Loader)
ssdeep 1536:CXOTQ3b+lA4/CkI/MjwaodysjiAeZUam5OGhj1ty5NTEtptJWRBriobhO2Yp2:C+64CMzodR+GBl1ty5NiSgM
Threatray 5'374 similar samples on MalwareBazaar
TLSH T1F1E3BE1130A0C073D17346765AD9DBA0E92AF9226FB5498377E89B6F5F202D0BF2D352
dhash icon 4839b2b4e8c38890 (137 x RaccoonStealer, 37 x Smoke Loader, 30 x RedLineStealer)
Reporter abuse_ch
Tags:exe Tofsee


Avatar
abuse_ch
Tofsee C2:
http://185.234.247.35/

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://185.234.247.35/ https://threatfox.abuse.ch/ioc/193640/

Intelligence

File Origin
# of uploads :
1
# of downloads :
546
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
685e782b22890f2be6a858d10e182030.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-24 14:16:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ab707341-0e83-40e0-af4f-9cfb8b787601

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/181940/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.2026.6247.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending a UDP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Creating a file in the %temp% directory
Creating a process from a recently created file
Sending an HTTP GET request
Sending a custom TCP request
Launching a process
Searching for the window
Searching for analyzing tools
Reading critical registry keys
Deleting a recently created file
Creating a file in the %AppData% subdirectories
Setting browser functions hooks
Unauthorized injection to a system process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Deleting of the original file
Enabling autorun by creating a file
Unauthorized injection to a browser process
Result
Verdict:
UNKNOWN
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/873e0567-3a01-4485-aebd-e2e8535d3130
Result
Threat name:
Raccoon RedLine SmokeLoader Tofsee Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/838332
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Benign windows process drops PE files
Changes security center settings (notifications, updates, antivirus, firewall)
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to steal Internet Explorer form passwords
Creates a thread in another existing process (thread injection)
Creates files in the system32 config directory
Deletes itself after installation
Detected unpacking (changes PE section rights)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Sigma detected: Copying Sensitive Files with Credential Data
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses known network protocols on non-standard ports
Yara detected Raccoon Stealer
Yara detected RedLine Stealer
Yara detected SmokeLoader
Yara detected Tofsee
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 470761 Sample: 26GtZ1Vg48.exe Startdate: 24/08/2021 Architecture: WINDOWS Score: 100 63 geoiptool.com 2->63 65 geoiptool.com 158.69.65.151, 443, 49711, 49712 OVHFR Canada 2->65 67 75 other IPs or domains 2->67 105 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->105 107 Multi AV Scanner detection for submitted file 2->107 109 Yara detected Vidar 2->109 113 14 other signatures 2->113 10 26GtZ1Vg48.exe 2->10         started        13 barshcg 2->13         started        15 svchost.exe 23 3 2->15         started        18 10 other processes 2->18 signatures3 111 May check the online IP address of the machine 63->111 process4 dnsIp5 123 Detected unpacking (changes PE section rights) 10->123 20 26GtZ1Vg48.exe 10->20         started        125 Machine Learning detection for dropped file 13->125 23 barshcg 13->23         started        79 192.168.2.1 unknown unknown 15->79 81 prda.aadg.msidentity.com 15->81 83 clientconfig.passport.net 15->83 127 Creates files in the system32 config directory 15->127 85 127.0.0.1 unknown unknown 18->85 129 System process connects to network (likely due to code injection or exploit) 18->129 131 Query firmware table information (likely to detect VMs) 18->131 133 Changes security center settings (notifications, updates, antivirus, firewall) 18->133 25 WerFault.exe 18->25         started        signatures6 process7 signatures8 115 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 20->115 117 Maps a DLL or memory area into another process 20->117 119 Checks if the current machine is a virtual machine (disk enumeration) 20->119 27 explorer.exe 24 20->27 injected 121 Creates a thread in another existing process (thread injection) 23->121 process9 dnsIp10 73 185.49.70.90, 2080, 49708 LEASEWEB-DE-FRA-10DE United Kingdom 27->73 75 readinglistforaugust2.xyz 95.213.224.6, 80 SELECTELRU Russian Federation 27->75 77 2 other IPs or domains 27->77 55 C:\Users\user\AppData\Roaming\barshcg, PE32 27->55 dropped 57 C:\Users\user\AppData\Local\Temp\5509.exe, PE32 27->57 dropped 59 C:\Users\user\AppData\Local\Temp\4C6D.exe, PE32 27->59 dropped 61 6 other files (5 malicious) 27->61 dropped 135 System process connects to network (likely due to code injection or exploit) 27->135 137 Benign windows process drops PE files 27->137 139 Performs DNS queries to domains with low reputation 27->139 141 2 other signatures 27->141 32 3EBF.exe 27->32         started        35 342E.exe 86 27->35         started        39 4661.exe 27->39         started        41 4 other processes 27->41 file11 signatures12 process13 dnsIp14 87 Detected unpacking (changes PE section rights) 32->87 89 Query firmware table information (likely to detect VMs) 32->89 91 Tries to detect sandboxes and other dynamic analysis tools (window names) 32->91 103 2 other signatures 32->103 43 conhost.exe 32->43         started        69 188.34.200.103, 49710, 80 HETZNER-ASDE Germany 35->69 71 eduarroma.tumblr.com 74.114.154.22, 443, 49709 AUTOMATTICUS Canada 35->71 45 C:\Users\user\AppData\...\mozglue[1].dll, PE32 35->45 dropped 47 C:\Users\user\AppData\...\freebl3[1].dll, PE32 35->47 dropped 49 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 35->49 dropped 53 9 other files (none is malicious) 35->53 dropped 93 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 35->93 95 Machine Learning detection for dropped file 35->95 97 Tries to harvest and steal browser information (history, passwords, etc) 35->97 99 Tries to steal Crypto Currency Wallets 35->99 51 C:\Users\user\AppData\Local\...\txeikndp.exe, PE32 39->51 dropped 101 Contains functionality to steal Internet Explorer form passwords 41->101 file15 signatures16 process17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14/
Threat name:
Win32.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-08-24 14:08:09 UTC
AV detection:
18 of 28 (64.29%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=je6eu73m3qggwm4iwjukuoexlqn3klvgp5sbk4r2a2quee7oluka._file
Verdict:
malicious
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+ 5'364 additional samples on MalwareBazaar
Result
Malware family:
tofsee
Create hunting rule
Score:
  10/10
Tags:
family:buran family:raccoon family:redline family:smokeloader family:tofsee botnet:b8ef25fa9e346b7a31e4b6ff160623dd5fed2474 botnet:pro backdoor discovery evasion infostealer persistence ransomware spyware stealer themida trojan
Link:
https://tria.ge/reports/210824-mlz26cs6qx/
Behaviour
Checks SCSI registry key(s)
Interacts with shadow copies
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Launches sc.exe
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Adds Run key to start application
Checks installed software on the system
Checks whether UAC is enabled
Enumerates connected drives
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks BIOS information in registry
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Deletes shadow copies
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Buran
Raccoon
RedLine
RedLine Payload
SmokeLoader
Suspicious use of NtCreateProcessExOtherParentProcess
Tofsee
Malware Config
C2 Extraction:
http://readinglistforaugust1.xyz/
http://readinglistforaugust2.xyz/
http://readinglistforaugust3.xyz/
http://readinglistforaugust4.xyz/
http://readinglistforaugust5.xyz/
http://readinglistforaugust6.xyz/
http://readinglistforaugust7.xyz/
http://readinglistforaugust8.xyz/
http://readinglistforaugust9.xyz/
http://readinglistforaugust10.xyz/
http://readinglistforaugust1.site/
http://readinglistforaugust2.site/
http://readinglistforaugust3.site/
http://readinglistforaugust4.site/
http://readinglistforaugust5.site/
http://readinglistforaugust6.site/
http://readinglistforaugust7.site/
http://readinglistforaugust8.site/
http://readinglistforaugust9.site/
http://readinglistforaugust10.site/
http://readinglistforaugust1.club/
http://readinglistforaugust2.club/
http://readinglistforaugust3.club/
http://readinglistforaugust4.club/
http://readinglistforaugust5.club/
http://readinglistforaugust6.club/
http://readinglistforaugust7.club/
http://readinglistforaugust8.club/
http://readinglistforaugust9.club/
http://readinglistforaugust10.club/
95.217.117.91:49317
Unpacked files
SH256 hash:
0a9a7acf77fe4f890fe2acf761fa7f369418bb1f733504acd0792f589ccc7b15
MD5 hash:
ad94a86355be2ad9348b88e8972e8320
SHA1 hash:
8c7ff71739a5194efc5c7bee9c37ad92a9e72646
Link:
https://www.unpac.me/results/0ff8045a-6382-4635-84ee-0b5ebb0288f2/
SH256 hash:
493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14
MD5 hash:
685e782b22890f2be6a858d10e182030
SHA1 hash:
d1e4a1ce2fd8d73f946b90f02fb374ee5f7396a6
Link:
https://www.unpac.me/results/0ff8045a-6382-4635-84ee-0b5ebb0288f2/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/493c4a7f6cdc/report/overview.html
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/493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14

File information

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

Web download

Tofsee

Executable exe 493c4a7f6cdc0c6b3388b268aa38975c1bb52ea67f6415723a06a14213ee5d14

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1558724/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/181940/

Comments