MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852. 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

Stealc

Vendor detections: 17

Intelligence 17 IOCs YARA 3 File information Comments 1

SHA256 hash:	8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852
SHA3-384 hash:	96bba45c320225a7b97b3089308334f1cef9562daeb8d901f454bc55f85aa50bc8e38493e2b47d17cf7b74be8d8ed211
SHA1 hash:	c7c6db3624937daea2ba323c832ffcd4028b73a0
MD5 hash:	29c296c7b8335c9d6ee3215f5484c3e0
humanhash:	fanta-double-foxtrot-blue
File name:	29c296c7b8335c9d6ee3215f5484c3e0
Download:	download sample
Signature	Stealc Create hunting rule
File size:	1'866'752 bytes
First seen:	2024-10-18 13:01:45 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	49152:jqd/sAHGS9kfngMe2ftXP+4r3Cf0PzkxSMJg:jk/7HGTfne2NP7r3y0Pzz0g
TLSH	T19A8533B80E3756CDC5DDB83E06D7A5433463A5EBE2C95B242129CBEB906A570E0B613C
TrID	29.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 22.7% (.EXE) Win16 NE executable (generic) (5038/12/1) 20.3% (.EXE) Win32 Executable (generic) (4504/4/1) 9.1% (.EXE) OS/2 Executable (generic) (2029/13) 9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika	pebin
Reporter	zbetcheckin
Tags:	32 exe Stealc

Intelligence

File Origin

# of uploads :

# of downloads :

399

Origin country :

Vendor Threat Intelligence

Malware family:

amadey

ID:

File name:

29c296c7b8335c9d6ee3215f5484c3e0

Verdict:

Malicious activity

Analysis date:

2024-10-18 13:12:42 UTC

Tags:

amadey botnet stealer opendir lumma loader stealc themida

Link:

https://app.any.run/tasks/e57ee09e-49d5-42d4-8688-c1b1a3767da9

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=67125c4c34f884d15c8cbade

Tags:

Powershell Vmdetect Autorun

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-vm microsoft_visual_cc packed packed packer_detected

Link:

https://www.filescan.io/uploads/67125c4ceba55d23dc7f64da/reports/357716e2-60bf-4af5-a2bf-9c786f2ea2c2/overview

Verdict:

Malicious

Labled as:

Kryptik.Generic

Link:

https://www.hybrid-analysis.com/sample/8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852

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:

Unknown

Link:

https://analyze.intezer.com/analyses/c8a472a6-3745-47fa-8910-268471d32577

Result

Threat name:

LummaC, Amadey, Credential Flusher, Lumm

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1537094

Signature

AI detected suspicious sample

Antivirus / Scanner detection for submitted sample

Antivirus detection for dropped file

Antivirus detection for URL or domain

Binary is likely a compiled AutoIt script file

C2 URLs / IPs found in malware configuration

Contains functionality to inject code into remote processes

Creates multiple autostart registry keys

Detected unpacking (changes PE section rights)

Disable Windows Defender notifications (registry)

Disable Windows Defender real time protection (registry)

Disables Windows Defender Tamper protection

Found malware configuration

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

Hides threads from debuggers

Injects a PE file into a foreign processes

LummaC encrypted strings found

Machine Learning detection for dropped file

Machine Learning detection for sample

Modifies windows update settings

Multi AV Scanner detection for dropped file

Multi AV Scanner detection for submitted file

PE file contains section with special chars

PE file has a writeable .text section

Potentially malicious time measurement code found

Query firmware table information (likely to detect VMs)

Sigma detected: New RUN Key Pointing to Suspicious Folder

Suricata IDS alerts for network traffic

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

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

Tries to harvest and steal ftp login credentials

Tries to steal Crypto Currency Wallets

Yara detected Amadeys stealer DLL

Yara detected Credential Flusher

Yara detected LummaC Stealer

Yara detected Powershell download and execute

Yara detected Stealc

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852/

Threat name:

Win32.Packed.Generic

Status:

Suspicious

First seen:

2024-10-18 13:02:06 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

1/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rmtxpbyyjofmoac57bjcamtqucaivsslbvkpe3ts7i5rulchrbja._file

Verdict:

malicious

Label(s):

stealc

amadey

Similar samples:

error

Stealc

Result

Malware family:

stealc

Score:

10/10

Tags:

family:amadey family:lumma family:stealc botnet:9c9aa5 botnet:doma discovery evasion persistence stealer trojan

Link:

https://tria.ge/reports/241018-p9scgayajb/

Behaviour

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

System Location Discovery: System Language Discovery

Drops file in Windows directory

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Adds Run key to start application

Checks BIOS information in registry

Checks computer location settings

Executes dropped EXE

Identifies Wine through registry keys

Loads dropped DLL

Windows security modification

Downloads MZ/PE file

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

Amadey

Lumma Stealer, LummaC

Modifies Windows Defender Real-time Protection settings

Stealc

Malware Config

C2 Extraction:

http://185.215.113.43
http://185.215.113.37
https://clearancek.site
https://licendfilteo.site
https://spirittunek.store
https://bathdoomgaz.store
https://studennotediw.store
https://dissapoiznw.store
https://eaglepawnoy.store
https://mobbipenju.store

Verdict:

Malicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/69218afa-2269-48e8-adb7-803830e634f8

Unpacked files

SH256 hash:

74407ea65e23db64eee13b36e462538cf8c453bab1402dd9d0615047d9ea4e22

MD5 hash:

7d954c7b055fd374171cfebcec4c4b2a

SHA1 hash:

d37e1c93ee3cfddbf394bb24e71eaa5ed53b2b8f

Detections:

Amadey

win_amadey

Link:

https://www.unpac.me/results/f467ed5d-3eef-418a-b20f-cb90105f35ce/

SH256 hash:

e7bd9d53fc1ec57c98636caea54d27fff3ead07286b6ee4284ef5f605e754911

MD5 hash:

be3584eb9ad31957da0737d49bae3615

SHA1 hash:

b61f16a4d4af344c5f2ccddf1f4b0feb6f19e9b6

Detections:

Amadey

win_amadey

Link:

https://www.unpac.me/results/f467ed5d-3eef-418a-b20f-cb90105f35ce/

SH256 hash:

8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852

MD5 hash:

29c296c7b8335c9d6ee3215f5484c3e0

SHA1 hash:

c7c6db3624937daea2ba323c832ffcd4028b73a0

Link:

https://www.unpac.me/results/f467ed5d-3eef-418a-b20f-cb90105f35ce/

Malware family:

Amadey

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8b277787184b/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/8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852

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:	pe_detect_tls_callbacks Create hunting rule

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

File information

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

Web download

Stealc

exe 8b277787184b8ac7005df852203270a0808aca4b0d54f26e72fa3b1a2c478852

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/3182947/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical

Comments

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zbet commented on 2024-10-18 13:01:46 UTC

url : hxxp://185.215.113.103/mine/random.exe