MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d620056c5defae218de13235fc4a509d968bd55469092aa00095ff94a0246b7f. 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: 8

Intelligence 8 IOCs 1 YARA File information Comments

SHA256 hash:	d620056c5defae218de13235fc4a509d968bd55469092aa00095ff94a0246b7f
SHA3-384 hash:	688e62c6c60cb291cb207b352fae0ceb99ea22285d66d7b836e57442c6c585925c2f3eaf4d95333fd4f7eeabed9d4125
SHA1 hash:	1658c72e010fb925abd053f19a92f4d08e034dfe
MD5 hash:	b150f24117c407bfe4ce13dbb456b3a0
humanhash:	ohio-bacon-lamp-jupiter
File name:	b150f24117c407bfe4ce13dbb456b3a0.exe
Download:	download sample
Signature	Tofsee Create hunting rule
File size:	205'824 bytes
First seen:	2021-08-24 17:02:27 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	3bdc58d7d3add14fdfc74404aa032a2d (7 x RaccoonStealer, 3 x RedLineStealer, 2 x CoinMiner)
ssdeep	3072:aPGEYPwxmMqRS8b/LyA665HSPN3JQKtOgMRZafD4UA1b:SGdxlbTbc8bEcxb
Threatray	5'984 similar samples on MalwareBazaar
TLSH	T16D14CF00BEA0CA73C056417148D2CBB0E668BD716EA5864377E8EE6F6E351D0771A3B7
dhash icon	4839b2b4e8c38890 (137 x RaccoonStealer, 37 x Smoke Loader, 30 x RedLineStealer)
Reporter	abuse_ch
Tags:	exe Tofsee

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.

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

Intelligence

File Origin

# of uploads :

# of downloads :

579

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

b150f24117c407bfe4ce13dbb456b3a0.exe

Verdict:

Suspicious activity

Analysis date:

2021-08-24 17:03:23 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/b53bd062-7d35-41b3-aedf-88ec8491e6b8

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/181974/

Detection(s):

Win.Packed.Fragtor-9888193-0

Win.Packed.Generic-9888247-0

Win.Packed.Generic-9888321-0

Win.Packed.Generic-9888330-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

Sending a UDP request

Creating a file in the %AppData% directory

Enabling the 'hidden' option for recently created files

DNS request

Connection attempt

Creating a process from a recently created file

Sending an HTTP POST request

Creating a file in the %temp% directory

Launching the default Windows debugger (dwwin.exe)

Connection attempt to an infection source

Sending an HTTP GET request

Sending a custom TCP request

Deleting a recently created file

Creating a file in the %AppData% subdirectories

Creating a file

Launching a process

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Query of malicious DNS domain

Sending a TCP request to an infection source

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 system 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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/1bdbd4e9-7378-47e9-acc7-403ce7264fb5

Result

Threat name:

Raccoon RedLine SmokeLoader Tofsee Xmrig

Detection:

malicious

Classification:

spre.troj.spyw.evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/838465

Signature

.NET source code contains potential unpacker

Antivirus detection for URL or domain

Benign windows process drops PE files

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

Contains functionality to inject threads in other processes

Contains functionality to steal Internet Explorer form passwords

Creates a thread in another existing process (thread injection)

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

Injects a PE file into a foreign processes

Machine Learning detection for dropped file

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

May check the online IP address of the machine

Modifies the windows firewall

Multi AV Scanner detection for dropped file

PE file contains section with special chars

Performs DNS queries to domains with low reputation

Query firmware table information (likely to detect VMs)

Send many emails (e-Mail Spam)

Sigma detected: Copying Sensitive Files with Credential Data

Sigma detected: Suspect Svchost Activity

Sigma detected: Suspicious Svchost Process

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)

Uses known network protocols on non-standard ports

Uses netsh to modify the Windows network and firewall settings

Yara detected Raccoon Stealer

Yara detected RedLine Stealer

Yara detected SmokeLoader

Yara detected Tofsee

Yara detected Xmrig cryptocurrency miner

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d620056c5defae218de13235fc4a509d968bd55469092aa00095ff94a0246b7f/

Threat name:

Win32.Trojan.Sabsik

Status:

Malicious

First seen:

2021-08-24 17:03:05 UTC

AV detection:

23 of 46 (50.00%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=2yqak3c556xcddpbgi27yssqtwlixvkuneesviaasx7zjibenn7q._file

Verdict:

suspicious

Result

Malware family:

xmrig

Score:

10/10

Tags:

family:buran family:raccoon family:redline family:smokeloader family:tofsee family:xmrig botnet:b8ef25fa9e346b7a31e4b6ff160623dd5fed2474 botnet:fe582536ec580228180f270f7cb80a867860e010 backdoor discovery evasion infostealer miner persistence ransomware spyware stealer themida trojan

Link:

https://tria.ge/reports/210824-2ejw62471s/

Behaviour

Checks SCSI registry key(s)

Interacts with shadow copies

Modifies data under HKEY_USERS

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 SetWindowsHookEx

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Drops file in Program Files directory

Launches sc.exe

Drops file in System32 directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Accesses cryptocurrency files/wallets, possible credential harvesting

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

Checks BIOS information in registry

Deletes itself

Loads dropped DLL

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Themida packer

Creates new service(s)

Downloads MZ/PE file

Executes dropped EXE

Modifies Windows Firewall

Sets service image path in registry

Deletes shadow copies

Identifies VirtualBox via ACPI registry values (likely anti-VM)

XMRig Miner Payload

Buran

Raccoon

RedLine

RedLine Payload

SmokeLoader

Suspicious use of NtCreateProcessExOtherParentProcess

Tofsee

Windows security bypass

xmrig

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/