MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 630c98b185fe1ac1e90578a11deb10e8458f1fa88a9282dec043eddcc091922e. 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

RustyStealer

Vendor detections: 7

Intelligence 7 IOCs YARA 9 File information Comments 1

SHA256 hash:	630c98b185fe1ac1e90578a11deb10e8458f1fa88a9282dec043eddcc091922e
SHA3-384 hash:	dc3ea13a100ca0773bf5038365c134c148e6108bd915d32b9dc06eb3d6489f4dc520615984cb513939675a61f8f53827
SHA1 hash:	6a8bf188f073420f0565927e456d78c49433b286
MD5 hash:	698d4ea2688503e4a1fc9beb198c5fee
humanhash:	undress-eight-echo-hotel
File name:	698d4ea2688503e4a1fc9beb198c5fee
Download:	download sample
Signature	RustyStealer Create hunting rule
File size:	1'785'344 bytes
First seen:	2022-04-09 21:39:49 UTC
Last seen:	2022-04-09 22:38:55 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	0bb2f7efaf0a710e379997d93c59634f (3 x RustyStealer)
ssdeep	49152:5iaXfGDEYamECsF/YeqlvtxBkYwheXkyQnUnHLAh:JXfGDIHRFfqlt9P0XngHLA
TLSH	T15485336FC91FCFAEDF3D5E3342D25C4406CE9E8F7863676792007019A48F6B8926254A
Reporter	zbetcheckin
Tags:	exe RustyStealer

Intelligence

File Origin

# of uploads :

# of downloads :

321

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

698d4ea2688503e4a1fc9beb198c5fee

Verdict:

No threats detected

Analysis date:

2022-04-09 21:40:31 UTC

Tags:

n/a

Link:

https://app.any.run/tasks/ec242a51-691a-420c-b677-bf95bd07ada7

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/262351/

Detection(s):

SecuriteInfo.com.Trojan.GenericKD.50103366.32159.20764.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Searching for the window

Сreating synchronization primitives

Using the Windows Management Instrumentation requests

Launching the default Windows debugger (dwwin.exe)

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-debug greyware packed

Link:

https://www.filescan.io/uploads/6251fd3b04b81dabe26b762a/reports/f6b14d6e-781e-4882-8cc2-3c4e2178efa3/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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/5ba6dec6-4e97-4fd3-ba4e-a67b9e3ce104

Result

Threat name:

Unknown

Detection:

malicious

Classification:

phis.troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/973855

Signature

Antivirus / Scanner detection for submitted sample

Connects to a pastebin service (likely for C&C)

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

Malicious sample detected (through community Yara rule)

May check the online IP address of the machine

Multi AV Scanner detection for submitted file

Queries temperature or sensor information (via WMI often done to detect virtual machines)

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)

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

Tries to steal Crypto Currency Wallets

Tries to steal Instant Messenger accounts or passwords

Uses the Telegram API (likely for C&C communication)

Yara detected Telegram RAT

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/630c98b185fe1ac1e90578a11deb10e8458f1fa88a9282dec043eddcc091922e/

Threat name:

Win64.Infostealer.Disco

Status:

Malicious

First seen:

2022-04-09 15:07:26 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

14 of 26 (53.85%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=mmgjrmmf7ynmd2ifpcqr32yq5bcy6h5irkjifxwaipw5zqersixa._file

Verdict:

malicious

Result

Malware family:

n/a

Score:

10/10

Tags:

suricata upx

Link:

https://tria.ge/reports/220409-1h674ahggq/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Legitimate hosting services abused for malware hosting/C2

suricata: ET MALWARE SepSys/SepSystem Ransomware Style External IP Address Check

Unpacked files

SH256 hash:

630c98b185fe1ac1e90578a11deb10e8458f1fa88a9282dec043eddcc091922e

MD5 hash:

698d4ea2688503e4a1fc9beb198c5fee

SHA1 hash:

6a8bf188f073420f0565927e456d78c49433b286

Link:

https://www.unpac.me/results/52d438ad-7a71-4fcf-afd7-b91d0609d97e/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/630c98b185fe/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.15

Link:

https://yomi.yoroi.company/submissions/630c98b185fe1ac1e90578a11deb10e8458f1fa88a9282dec043eddcc091922e

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_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_Discord_Regex Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Discord tokens regular expressions

Rule name:	INDICATOR_SUSPICIOUS_EXE_RawPaste_URL Create hunting rule
Author:	ditekSHen
Description:	Detects executables (downlaoders) containing URLs to raw contents of a paste

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore Create hunting rule
Author:	ditekSHen
Description:	Detects executables containing SQL queries to confidential data stores. Observed in infostealers

Rule name:	Rustyloader_mem_loose Create hunting rule
Author:	James_inthe_box
Description:	Corroded buerloader
Reference:	https://app.any.run/tasks/83064edd-c7eb-4558-85e8-621db72b2a24

Rule name:	shad0w_beacon_16June Create hunting rule
Author:	SBousseaden
Description:	Shad0w beacon compressed
Reference:	https://github.com/bats3c/shad0w

Rule name:	SUSP_Websites Create hunting rule
Author:	SECUINFRA Falcon Team
Description:	Detects the reference of suspicious sites that might be used to download further malware