MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 dda3624457e302d255c74fde49ef787a26642f8ad1b03dc9f7bad2ecd294934d. 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: 13

Intelligence 13 IOCs 2 YARA File information Comments

SHA256 hash:	dda3624457e302d255c74fde49ef787a26642f8ad1b03dc9f7bad2ecd294934d
SHA3-384 hash:	e5457530a58eddbc3c6fe56bf530127ef568afc2fcace3394d3da7a6bd575a8b05a48f66fbcc6576e490f1eb7ac07520
SHA1 hash:	55e0c075d5465d35f0e5f473f24f493cc7d66cbb
MD5 hash:	ef9e9996702f692db68df6d589f2aa10
humanhash:	eighteen-oregon-king-venus
File name:	ef9e9996702f692db68df6d589f2aa10.exe
Download:	download sample
Signature	Tofsee Create hunting rule
File size:	299'008 bytes
First seen:	2021-12-24 03:40:19 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	37cc66cc0211f981bea232f9c10b4f8b (1 x Tofsee)
ssdeep	3072:PrdORoyb3CcRdoUsrmpr4H4QQu1ihT/QsezMhV2g0T6/sdGGLts+QotpdmkQ/j/1:GCCxe4g1kT/QPzdT6/tQs+LdlA/
Threatray	6'204 similar samples on MalwareBazaar
TLSH	T12E549E10B790C435F0B326F94A799279B92FBDE16B3490CB62D526EE96346D0EC3074B
File icon (PE):
dhash icon	badacaaecee6baa6 (16 x Stop, 10 x RedLineStealer, 8 x Smoke Loader)
Reporter	abuse_ch
Tags:	exe Tofsee

abuse_ch

Tofsee C2:
194.127.179.34:60581

Indicators Of Compromise (IOCs)

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

IOC	ThreatFox Reference
194.127.179.34:60581	https://threatfox.abuse.ch/ioc/282328/
3.145.62.47:32401	https://threatfox.abuse.ch/ioc/283953/

Intelligence

File Origin

# of uploads :

# of downloads :

688

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

ef9e9996702f692db68df6d589f2aa10.exe

Verdict:

Suspicious activity

Analysis date:

2021-12-24 03:43:00 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/e9d34051-5959-4b76-b80b-1c1f32fd75d0

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/216071/

Detection(s):

Win.Packed.Ulise-9917518-0

Win.Malware.Generic-9917519-0

Win.Malware.Generic-9917551-0

Win.Malware.Generic-9917567-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Searching for synchronization primitives

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Sending a custom TCP request

Creating a file in the %temp% directory

Creating a process from a recently created file

Sending an HTTP GET request

Creating a file

Creating a process with a hidden window

Launching the default Windows debugger (dwwin.exe)

Running batch commands

Launching a process

Unauthorized injection to a recently created process

Query of malicious DNS domain

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:

8/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/3058/overview

Behaviour

MalwareBazaar

SystemUptime

MeasuringTime

CheckCmdLine

EvasionQueryPerformanceCounter

EvasionGetTickCount

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware packed

Link:

https://www.filescan.io/uploads/61c541508991ba72b394c6eb/reports/21bc1217-1f5f-477f-af2a-a2d8348367b4/overview

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:

Generic Malware

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/ce98a79e-ab2f-4b9e-b497-06bd414e7688

Result

Threat name:

Amadey RedLine SmokeLoader Tofsee Vidar

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/912301

Signature

.NET source code contains method to dynamically call methods (often used by packers)

.NET source code contains potential unpacker

.NET source code references suspicious native API functions

Antivirus detection for dropped file

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 detect sleep reduction / modifications

Contains functionality to inject code into remote processes

Creates a thread in another existing process (thread injection)

Deletes itself after installation

Detected unpacking (changes PE section rights)

Detected unpacking (overwrites its own PE header)

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

Multi AV Scanner detection for submitted file

PE file has a writeable .text section

Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

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 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

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Crypto Currency Wallets

Yara detected Amadey bot

Yara detected RedLine Stealer

Yara detected SmokeLoader

Yara detected Tofsee

Yara detected Vidar stealer

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/dda3624457e302d255c74fde49ef787a26642f8ad1b03dc9f7bad2ecd294934d/

Threat name:

Win32.Trojan.Raccrypt

Status:

Malicious

First seen:

2021-12-24 03:41:10 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

20 of 28 (71.43%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=3wrwercx4mbnevohj7pet33ypitgil4k2gyd3spxxljozuuusngq._file

Verdict:

malicious

Tofsee

387619129ba37b0a3574d3bae80df37ef2213e27ea2a9d903365e226f6ad2c64

Tofsee

433cf9125a44e304eca2c5cf3bfe2af0b1deafd1c5e8d13d559e1bac9de711b3

Tofsee

47ec411eab0aa15619f24caa6256ed4ca5cfc695a26f5b71830b53b07c22b05b

Tofsee

68b90031cf6d8870b5719281dbfd45c97db2b8b0e696ea5f997c8de57b54dd7f

Tofsee

c9f18cc71c7a1fa61d43a32dfb858f9aa247324a188f8182981b853266d3b1c7

Tofsee

d836a03e0b7eeabbc971de7d3e6fcc11bf06e13e633d11118c7429b3abb3c4ed

Tofsee

edf105b04e5bd8f534cb569945ecaad365d6366e163627d5652520a0368a52c2

Tofsee

f7b5a27355eafa5302a38a1e0adadcb619b6d42e7c1707a784297634a180a66f

Tofsee

+ 6'194 additional samples on MalwareBazaar

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:amadey family:arkei family:raccoon family:redline family:smokeloader family:tofsee family:xmrig botnet:1 botnet:10da56e7e71e97bdc1f36eb76813bbc3231de7e4 backdoor collection discovery evasion infostealer miner persistence spyware stealer trojan

Link:

https://tria.ge/reports/211224-d8sfascca6/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Delays execution with timeout.exe

Modifies data under HKEY_USERS

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

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

Raccoon

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/
mubrikych.top
oxxyfix.xyz
86.107.197.138:38133
185.215.113.35/d2VxjasuwS/index.php