MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059. 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

LummaStealer

Vendor detections: 11

Intelligence 11 IOCs YARA 23 File information Comments

SHA256 hash:	8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059
SHA3-384 hash:	14032123ecdf9e4e3e2183fd5e60bd5f1959c5d35b30c3b8cbf3a7bae955244430f37515ce74c099bb1e300b4d452de2
SHA1 hash:	20386b3f16281c7f652a016d99943aa0686163e0
MD5 hash:	33418af245bf6bddeafa24d40e6731f4
humanhash:	may-mobile-six-pluto
File name:	SecuriteInfo.com.W64.Agent.VY.tr.5053.26514
Download:	download sample
Signature	LummaStealer Create hunting rule
File size:	16'666'624 bytes
First seen:	2024-05-07 15:22:01 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	c595f1660e1a3c84f4d9b0761d23cd7a (63 x LummaStealer, 6 x Stealc, 4 x RedLineStealer)
ssdeep	98304:y2g5X5aZqb5dkg3LcvlCo2a5mwDM+JioBXFIy77EkrEy88q7fl:ngOqldkg3Li51DjB1Iy8kw2
TLSH	T121F62943E8A645E4C1ADD5748A269123BF717C494F3833D72B60B7292F76BD0AEB9310
TrID	41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5) 26.1% (.EXE) Win64 Executable (generic) (10523/12/4) 12.5% (.EXE) Win16 NE executable (generic) (5038/12/1) 5.1% (.ICL) Windows Icons Library (generic) (2059/9) 5.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	0f79455d5555210f (1 x LummaStealer)
Reporter	SecuriteInfoCom
Tags:	exe LummaStealer

Intelligence

File Origin

# of uploads :

# of downloads :

332

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059.exe

Verdict:

Malicious activity

Analysis date:

2024-05-07 15:25:24 UTC

Tags:

lumma stealer

Link:

https://app.any.run/tasks/c5b3a2f3-cc9e-4e25-83f4-f09a9a8605b5

Note:

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

Detection(s):

SecuriteInfo.com.W64.Agent.VY.tr.5053.26514.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a file

Creating a window

Launching a process

DNS request

Connection attempt

Sending a custom TCP request

Sending an HTTP GET request

Unauthorized injection to a system process

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

89%

Tags:

anti-debug golang installer

Link:

https://www.filescan.io/uploads/663a4725b8652ad994a185ee/reports/db36a0c0-29e6-497f-95e2-454225793781/overview

Verdict:

Malicious

Labled as:

WinGo/Agent.VY trojan

Link:

https://www.hybrid-analysis.com/sample/8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059

Verdict:

Suspicious

Link:

https://analyze.intezer.com/analyses/e4d08d83-0847-45cd-8a1e-3d728199a9fc

Result

Threat name:

LummaC

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1437601

Signature

Allocates memory in foreign processes

C2 URLs / IPs found in malware configuration

Found malware configuration

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

Injects a PE file into a foreign processes

LummaC encrypted strings found

Multi AV Scanner detection for submitted file

Query firmware table information (likely to detect VMs)

Sample uses string decryption to hide its real strings

Snort IDS alert for network traffic

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

Tries to steal Crypto Currency Wallets

Writes to foreign memory regions

Yara detected LummaC Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

93%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059/

Threat name:

Win32.Trojan.Generic

Status:

Malicious

First seen:

2024-05-07 13:51:14 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

15 of 24 (62.50%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=rkuhbrf5le3mgylt2bdowip5hsvnypzj2cdghhmzbbnczpubgbmq._file

Verdict:

unknown

Result

Malware family:

lumma

Score:

10/10

Tags:

family:lumma stealer

Link:

https://tria.ge/reports/240507-ssrw6acg9z/

Behaviour

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Lumma Stealer

Malware Config

C2 Extraction:

https://acceptabledcooeprs.shop/api
https://obsceneclassyjuwks.shop/api
https://zippyfinickysofwps.shop/api
https://miniaturefinerninewjs.shop/api
https://plaintediousidowsko.shop/api
https://sweetsquarediaslw.shop/api
https://holicisticscrarws.shop/api
https://boredimperissvieos.shop/api

Unpacked files

SH256 hash:

8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059

MD5 hash:

33418af245bf6bddeafa24d40e6731f4

SHA1 hash:

20386b3f16281c7f652a016d99943aa0686163e0

Link:

https://www.unpac.me/results/834698d0-d417-4bbe-a278-df9764903bc2/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/8aa870c4bd59/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/8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059

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:	adonunix2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	AD on UNIX

Rule name:	BitcoinAddress Create hunting rule
Author:	Didier Stevens (@DidierStevens)
Description:	Contains a valid Bitcoin address

Rule name:	Borland Create hunting rule
Author:	malware-lu

Rule name:	Check_OutputDebugStringA_iat Create hunting rule

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group

Rule name:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__ConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__SetConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	golang_binary_string Create hunting rule
Description:	Golang strings present

Rule name:	golang_duffcopy_amd64 Create hunting rule

Rule name:	grakate_stealer_nov_2021 Create hunting rule

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

Rule name:	QbotStuff Create hunting rule
Author:	anonymous

Rule name:	reverse_http Create hunting rule
Author:	CD_R0M_
Description:	Identify strings with http reversed (ptth)

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	SEH__vectored Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

Rule name:	ThreadControl__Context Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

LummaStealer

exe 8aa870c4bd5936c36173d046eb21fd3caadc3f29d086639d99085a2cbe813059

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/2841729/

Delivery method

Distributed via web download

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 (GUARD_CF)	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	KERNEL32.dll::OpenProcess KERNEL32.dll::CloseHandle KERNEL32.dll::CreateThread
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::LoadLibraryExW KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetSystemInfo KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::WriteConsoleW KERNEL32.dll::SetConsoleCtrlHandler KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::GetSystemDirectoryA

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