MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1. 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: 9


Intelligence 9 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1
SHA3-384 hash: 125e9a0119396d456dddae2f38829282c53e6a7f6f98ab18efd7b2357341fabfcea7b9e8d89e5ad80ce2dd8cea918adc
SHA1 hash: d45dd05f7e2d9c70d2c08ace4a9e14df20f94d13
MD5 hash: 46e0a518e28e98bb1a88b443c14472ef
humanhash: alaska-beer-washington-mobile
File name:SecuriteInfo.com.FileRepMalware.30971.8882
Download: download sample
Signature RustyStealer
Create hunting rule
File size:1'632'256 bytes
First seen:2025-06-12 00:08:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d5a2d36d48079e63c4a87f341a1be7a4 (1 x RustyStealer)
ssdeep 24576:Uoy3FRHejJ2oeUyuF6absLg7qJ7Qf2Tb5HaNny:UoUFde4ocuF6ysvQEb56Nny
TLSH T15E756B03F6A584EEC45EC0B4C75A9637BB31BC8D0720B6AB5BD44A753E6AF902E1D344
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe RustyStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
601
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.FileRepMalware.30971.8882
Verdict:
No threats detected
Analysis date:
2025-06-12 00:11:12 UTC
Tags:
evasion rust
Link:
https://app.any.run/tasks/354a4592-5787-4edc-b219-d8c60ba626c4

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/9049/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=684a1a7b07b5e8c1cfe658ef
Tags:
virus spawn hype
Result
Verdict:
Clean
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending an HTTP GET request
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 cmd expand fingerprint lolbin microsoft_visual_cc rust
Link:
https://www.filescan.io/uploads/684a1a7be336a33801e7e19f/reports/2f369296-4ada-4cbc-8b01-9d0e1115a4f9/overview
Verdict:
Suspicious
Labled as:
Malware_49.6
Link:
https://www.hybrid-analysis.com/sample/ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/11f6f738-0abb-438d-b19a-3047dd923b3f
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1712796
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1/
Threat name:
Win64.Malware.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2025-06-11 17:56:33 UTC
File Type:
PE+ (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vmsauvopcsfygi5zwxerfcsuhea6zdrpshhzu6mbmambanjprxyq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
n/a
Link:
https://tria.ge/reports/250612-ae336aynv2/
Behaviour
Looks up external IP address via web service
Verdict:
Suspicious
Tags:
external_ip_lookup
YARA:
n/a
Link:
https://app.threat.zone/submission/7e948928-5d69-428e-b0e6-641b5e46817e
Unpacked files
SH256 hash:
ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1
MD5 hash:
46e0a518e28e98bb1a88b443c14472ef
SHA1 hash:
d45dd05f7e2d9c70d2c08ace4a9e14df20f94d13
Link:
https://www.unpac.me/results/b4a9a86c-3ff8-40d2-a340-c995fdb83d59/
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:ProgramLanguage_Rust
Create hunting rule
Author:albertzsigovits
Description:Application written in Rust programming language
Rule name:reverse_http
Create hunting rule
Author:CD_R0M_
Description:Identify strings with http reversed (ptth)
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:SEH__vectored
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

RustyStealer

Executable exe ab240a55cf148b8323b9b5c9128a543901ec8e2f91cf9a7981601810352f8df1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3561056/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/9049/

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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
SS_APIUses SS APIsecur32.dll::AcceptSecurityContext
secur32.dll::AcquireCredentialsHandleA
secur32.dll::ApplyControlToken
secur32.dll::DecryptMessage
secur32.dll::DeleteSecurityContext
secur32.dll::QueryContextAttributesW
WIN32_PROCESS_APICan Create Process and Threadskernel32.dll::CreateProcessW
kernel32.dll::CloseHandle
kernel32.dll::CreateThread
WIN_BASE_APIUses Win Base APIkernel32.dll::TerminateProcess
kernel32.dll::LoadLibraryA
kernel32.dll::LoadLibraryExA
kernel32.dll::LoadLibraryExW
kernel32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programskernel32.dll::WriteConsoleW
kernel32.dll::GetConsoleMode
kernel32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateDirectoryW
kernel32.dll::CreateFileW
ntdll.dll::NtCreateFile
ntdll.dll::NtDeviceIoControlFile
kernel32.dll::GetWindowsDirectoryW
kernel32.dll::GetSystemDirectoryW
WIN_CRYPT_APIUses Windows Crypt APIcrypt32.dll::CertAddCertificateContextToStore
crypt32.dll::CertDuplicateCertificateChain
crypt32.dll::CertDuplicateCertificateContext
crypt32.dll::CertDuplicateStore
crypt32.dll::CertEnumCertificatesInStore
crypt32.dll::CertFreeCertificateChain
WIN_REG_APICan Manipulate Windows Registryadvapi32.dll::RegCreateKeyExW
advapi32.dll::RegOpenKeyExW
advapi32.dll::RegQueryValueExW
WIN_SOCK_APIUses Network to send and receive dataws2_32.dll::bind
ws2_32.dll::closesocket
ws2_32.dll::connect
ws2_32.dll::freeaddrinfo
ws2_32.dll::getaddrinfo
ws2_32.dll::getpeername

Comments