MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333. 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: 14


Intelligence 14 IOCs 2 YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333
SHA3-384 hash: 83926254447637ea9d8584cbcf1d2f8643f944504231107870f3adb65312ff37ba480198f77f2d2cf79132c41d0efb11
SHA1 hash: 9cf3362aba8d8a82462aca6c0234bc37ffe60702
MD5 hash: 68548e43a73ef9fa6165a1677b58a3d6
humanhash: papa-timing-eleven-queen
File name:68548e43a73ef9fa6165a1677b58a3d6.exe
Download: download sample
Signature Tofsee
Create hunting rule
File size:137'728 bytes
First seen:2021-12-21 15:41:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a0b1048f3a07759681a1521f3786b4a1 (1 x RedLineStealer, 1 x Tofsee, 1 x CryptBot)
ssdeep 3072:lOBwLbeXMdB/Ft9nukjbM2dU6W0qdQiwsKOTykbB:wmLSXML/rdjQ2e7dzwsKiHB
Threatray 6'848 similar samples on MalwareBazaar
TLSH T134D3BE1179D0C5F2F5D2D6B084749A975EFEF86216A4418B7B283B9F2F203C05A3E366
File icon (PE):PE icon
dhash icon 480c1c4c4f594b14 (172 x Smoke Loader, 134 x RedLineStealer, 98 x Amadey)
Reporter abuse_ch
Tags:exe Tofsee


Avatar
abuse_ch
Tofsee C2:
2.58.149.82:21721

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
3.145.62.47:2905 https://threatfox.abuse.ch/ioc/278400/
2.58.149.82:21721 https://threatfox.abuse.ch/ioc/280186/

Intelligence

File Origin
# of uploads :
1
# of downloads :
710
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
68548e43a73ef9fa6165a1677b58a3d6.exe
Verdict:
Suspicious activity
Analysis date:
2021-12-21 15:46:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3ad68edc-156e-4389-9c84-60ebd8b2f0b7

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/215673/
Detection(s):
Win.Packed.Generic-9917126-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Creating a file in the %temp% directory
Creating a process from a recently created file
Searching for synchronization primitives
Unauthorized injection to a recently created process
Query of malicious DNS domain
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  9/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/2854/overview
Behaviour
MalwareBazaar
MeasuringTime
CPUID_Instruction
SystemUptime
EvasionGetTickCount
EvasionQueryPerformanceCounter
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/61c1f5cdec6c6c14a9e7d59e/reports/f607fe7e-d02d-4774-9d76-4e0647caf8e3/overview
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8aac0505-19ef-4914-b02b-e137ab077bd3
Result
Threat name:
RedLine SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/911058
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code references suspicious native API functions
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
System process connects to network (likely due to code injection or exploit)
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 evade analysis by execution special instruction which cause usermode exception
Yara detected RedLine Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 543536 Sample: 2s9f7Njj2S.exe Startdate: 21/12/2021 Architecture: WINDOWS Score: 100 41 host-data-coin-11.com 2->41 49 Multi AV Scanner detection for domain / URL 2->49 51 Found malware configuration 2->51 53 Antivirus detection for URL or domain 2->53 55 7 other signatures 2->55 9 2s9f7Njj2S.exe 2->9         started        12 csuaahw 2->12         started        signatures3 process4 signatures5 75 Contains functionality to inject code into remote processes 9->75 77 Injects a PE file into a foreign processes 9->77 14 2s9f7Njj2S.exe 9->14         started        79 Machine Learning detection for dropped file 12->79 17 csuaahw 12->17         started        process6 signatures7 81 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 14->81 83 Maps a DLL or memory area into another process 14->83 85 Checks if the current machine is a virtual machine (disk enumeration) 14->85 19 explorer.exe 8 14->19 injected 87 Creates a thread in another existing process (thread injection) 17->87 process8 dnsIp9 43 185.233.81.115, 443, 49786 SUPERSERVERSDATACENTERRU Russian Federation 19->43 45 unicupload.top 54.38.220.85, 49803, 80 OVHFR France 19->45 47 10 other IPs or domains 19->47 33 C:\Users\user\AppData\Roaming\csuaahw, PE32 19->33 dropped 35 C:\Users\user\AppData\Local\Temp\CD40.exe, PE32 19->35 dropped 37 C:\Users\user\AppData\Local\Temp\9FD4.exe, PE32 19->37 dropped 39 5 other malicious files 19->39 dropped 57 System process connects to network (likely due to code injection or exploit) 19->57 59 Benign windows process drops PE files 19->59 61 Deletes itself after installation 19->61 63 Hides that the sample has been downloaded from the Internet (zone.identifier) 19->63 24 6D09.exe 19->24         started        27 9FD4.exe 19->27         started        29 CD40.exe 19->29         started        31 3 other processes 19->31 file10 signatures11 process12 signatures13 65 Tries to detect sandboxes and other dynamic analysis tools (window names) 24->65 67 Machine Learning detection for dropped file 24->67 69 Tries to evade analysis by execution special instruction which cause usermode exception 24->69 71 Hides threads from debuggers 24->71 73 Multi AV Scanner detection for dropped file 27->73
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333/
Threat name:
Win32.Trojan.Raccrypt
Create hunting rule
Status:
Malicious
First seen:
2021-12-21 15:42:08 UTC
File Type:
PE (Exe)
Extracted files:
15
AV detection:
34 of 43 (79.07%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wfxnh5o7fjp7qhbenjzyzl4tofptygxvzs4zywbx4b6ttf3c4mzq._file
Verdict:
malicious
Similar samples:
0adcdd7612a39e133675c677f72fd5a76e8597b59338e43ff5263f45af6d2a2a
Tofsee
475f0dda175e18ad93781d25d4208c64428beb437441897570e1d970fdaf3624
Tofsee
6d960492cd435b33c4a7e80919cdbbb15826b8931fef1700273a25ee203d4777
Tofsee
89e3edba103dda1e75df808efd852f8ef30333aa874a4af6b8de8ff2b69244c7
Tofsee
9472007a377f85bc908161a924be7bee4e9ffbca29ddea6131eddd2c99af3e86
Tofsee
dd8e4affdab440d9383d7148a1e9fcbb3c7c2475604f4f26bf55c565d944a033
Tofsee
+ 6'838 additional samples on MalwareBazaar
Result
Malware family:
xmrig
Create hunting rule
Score:
  10/10
Tags:
family:amadey family:arkei family:neshta family:redline family:smokeloader family:tofsee family:xmrig botnet:1 botnet:runpe backdoor collection discovery evasion infostealer miner persistence spyware stealer trojan
Link:
https://tria.ge/reports/211221-s5b2gadhg5/
Behaviour
Checks SCSI registry key(s)
Checks processor information in registry
Delays execution with timeout.exe
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Creates new service(s)
Downloads MZ/PE file
Executes dropped EXE
Modifies Windows Firewall
Sets service image path in registry
Arkei Stealer Payload
XMRig Miner Payload
Amadey
Arkei
Detect Neshta Payload
Modifies system executable filetype association
Neshta
RedLine
RedLine Payload
SmokeLoader
Tofsee
Windows security bypass
xmrig
Malware Config
C2 Extraction:
http://host-data-coin-11.com/
http://file-coin-host-12.com/
http://srtuiyhuali.at/
http://fufuiloirtu.com/
http://amogohuigotuli.at/
http://novohudosovu.com/
http://brutuilionust.com/
http://bubushkalioua.com/
http://dumuilistrati.at/
http://verboliatsiaeeees.com/
86.107.197.138:38133
mubrikych.top
oxxyfix.xyz
2.56.56.210/notAnoob/index.php
142.202.242.172:7667
Unpacked files
SH256 hash:
721d393191597d49d856baef2fbde75e48f52d0465e2cfabf1a41848b0e05589
MD5 hash:
b984a027c8a2abf874f3eb306a831613
SHA1 hash:
d3b3f8890adc840b0bd411cf304eef15d415ed48
Link:
https://www.unpac.me/results/d89c4786-10e3-4e4e-8024-928d6d08eff1/
Parent samples :
fb9b41efdc7c2d9e8cfda4be223831a9d2f4d21366759da64e04bbbb9e662766
bc9d49f4f0d51c57b34515616d5e6a23a37fec03f8884d8305db0806bd6138fc
ecb96fec4db4a1eecef04c8ef12b260bb419407111c1263664749481b7fa5387
98c920233869ce802fb4722f982fc1a8c2461e2a01ea4a619a9532a660acf285
2fde1682e006e27b2deb49595ab3baf37a836577fbe9efdfae59d4b6b682d8b7
2374069183727dd5904a26027c80032f30dcff60d25019578876c0b37fa9c224
bd3030832602591f05fe01ef11feaa3b9fe776b2a184eb454f02cae3ab73340b
a0f15f4665835bb7f3b07d5e96d2b08af8e88614c9b22fc9fff86f4f60ee1a8e
c91dec1cd5b97079481c76d5d597dde67b60c301ea900eab7db99776d52b465a
SH256 hash:
b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333
MD5 hash:
68548e43a73ef9fa6165a1677b58a3d6
SHA1 hash:
9cf3362aba8d8a82462aca6c0234bc37ffe60702
Link:
https://www.unpac.me/results/d89c4786-10e3-4e4e-8024-928d6d08eff1/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b16ed3f5df2a/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/b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333

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:grakate_stealer_nov_2021
Create hunting rule
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_Raccoon
Create hunting rule
Author:ditekSHen
Description:Raccoon stealer payload
Rule name:MALWARE_Win_RedLine
Create hunting rule
Author:ditekSHen
Description:Detects RedLine infostealer
Rule name:win_raccoon_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.raccoon.

File information

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

Web download

Tofsee

Executable exe b16ed3f5df2a5ff81c246a738caf93715f3c1af5ccb99c5837e07d399762e333

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1892559/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/215673/

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