MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0542349af0fc28c355d9cdcb07487a03594023c663c69d20ddd5e20c76a7beb3. 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 1 YARA File information Comments

SHA256 hash:	0542349af0fc28c355d9cdcb07487a03594023c663c69d20ddd5e20c76a7beb3
SHA3-384 hash:	6cb7a67921f7e207c66723d875361309ca37b7d743d74fb34b439809cd4360cdd88ba34e872ebb22bd6881f40fe2f69c
SHA1 hash:	08aa0eddd33b7a39830148a13f03dd313ff9eb96
MD5 hash:	d7a42d4f0f34663b98f52fbf44857595
humanhash:	autumn-romeo-two-edward
File name:	d7a42d4f0f34663b98f52fbf44857595.exe
Download:	download sample
Signature	Tofsee Create hunting rule
File size:	297'472 bytes
First seen:	2021-12-24 07:35:59 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d4d48c3e14e443d8bb6eb25e57e8bf41 (1 x Tofsee, 1 x RaccoonStealer)
ssdeep	6144:NCG53fM/8jQ73d9FxK9LpXGKoAhP1F1OGO5:NCiUF3BxK9LZGKnP1FY
Threatray	6'213 similar samples on MalwareBazaar
TLSH	T1CC549E10BBA0C434F5B322F94DB997A9752EBDE16B3491CB62D526EE96346D0EC30307
File icon (PE):
dhash icon	b2dacabecee6baa2 (33 x RedLineStealer, 30 x Smoke Loader, 28 x Stop)
Reporter	abuse_ch
Tags:	exe Tofsee

abuse_ch

Tofsee C2:
3.145.62.47:32401

Indicators Of Compromise (IOCs)

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

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

Intelligence

File Origin

# of uploads :

# of downloads :

685

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

d7a42d4f0f34663b98f52fbf44857595.exe

Verdict:

Suspicious activity

Analysis date:

2021-12-24 07:38:32 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/8d5fb5b7-2f0e-4794-9db0-84053da00623

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/216101/

Detection(s):

Win.Packed.Ulise-9917518-0

Win.Malware.Generic-9917519-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Searching for synchronization primitives

DNS request

Reading critical registry keys

Sending a custom TCP request

Сreating synchronization primitives

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

Creating a file in the %temp% directory

Creating a process from a recently created file

Searching for the window

Searching for analyzing tools

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:

8/10

Tags:

n/a

Link:

https://dragonfly.certego.net/analysis/3063/overview

Behaviour

MalwareBazaar

MeasuringTime

SystemUptime

EvasionGetTickCount

EvasionQueryPerformanceCounter

CheckCmdLine

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

greyware packed

Link:

https://www.filescan.io/uploads/61c578654ab5c44cbf4f0f63/reports/50c76385-95bc-4898-9c6c-d0505330846c/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/2cad0515-25e2-40d3-a3a7-322fbbaa55e9

Result

Threat name:

Amadey Raccoon RedLine SmokeLoader Tofse

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/912354

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

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 check if a debugger is running (CheckRemoteDebuggerPresent)

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 many strings related to Crypto-Wallets (likely being stolen)

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

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)

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 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 Amadeys stealer DLL

Yara detected Raccoon Stealer

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/0542349af0fc28c355d9cdcb07487a03594023c663c69d20ddd5e20c76a7beb3/

Threat name:

Win32.Ransomware.StopCrypt

Status:

Malicious

First seen:

2021-12-24 07:36:10 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

36 of 43 (83.72%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=avbdjgxq7qumgvozzxfqosd2anmuai6gmpdj2ig52xray5vhx2zq._file

Verdict:

malicious

Tofsee

6f54181807e2995147e132e7bf87ed669966b4f68a49b29fdaf4467864aa946a

Tofsee

8b9e05937557c312981409e1107aa75b580f170138d0a7abf3cfaa93dd9113aa

Tofsee

be032b655d9a935fbca887adfc5e478085b7d64c96720c57da870c2d463ed881

Tofsee

c37feba7ad29a50f566e779edd2c5514edcbd6e87909ca4d8e6d1f9727362d94

Tofsee

d2b72372d1f6ff858237a0804714acfb2afa47ad2c2530a749ba738d2e0cf416

Tofsee

ebe82a7d2f2f9989a5e4ef6a4602a8224abdff7aef5baa6beacb5977c02ac3e0

Tofsee

fbb99570b341367a86c2c23b56862bfb3d3ea91c06e7c15750f7d36bf82f494b

Tofsee

+ 6'203 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-je9elsceg6/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Delays execution with timeout.exe

Enumerates system info in registry

Modifies Internet Explorer settings

Modifies data under HKEY_USERS

Modifies registry class

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Enumerates physical storage devices

Program crash

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

Enumerates connected drives

Legitimate hosting services abused for malware hosting/C2

Deletes itself

Loads dropped DLL

Reads user/profile data of web browsers

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Installed Components in the registry

Modifies Windows Firewall

Sets service image path in registry

Arkei Stealer Payload

XMRig Miner Payload

Amadey

Arkei

Raccoon

RedLine

RedLine Payload

SmokeLoader

Suspicious use of NtCreateProcessExOtherParentProcess

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