MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650. 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: 11


Intelligence 11 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650
SHA3-384 hash: 007abd81ffc885b66b9d0d9e7f41bfd83f079d758eea9de8c241065f35ecd28ef815f568174e6f65756c09b276a544fc
SHA1 hash: 89f7f31ebd169a79520dac82089abae75f586a47
MD5 hash: 89bb32cd96000141bf47791dc9109110
humanhash: tennis-pip-green-victor
File name:一键双向解除.exe
Download: download sample
Signature RustyStealer
Create hunting rule
File size:3'076'096 bytes
First seen:2025-05-03 16:50:20 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 28f015eba709e5ea27fbc01abe2e7027 (4 x RustyStealer)
ssdeep 49152:tdLCuTBEfqHPBOx1AUm4XOakBLzK77V+7QmHUiF+N8:NZ4Z5E70iF+a
TLSH T1DAE53A207B4A99AEC15AC070C2478BB2697170CB0B35BAFF45D486793F69AF51F3C258
TrID 48.7% (.EXE) Win64 Executable (generic) (10522/11/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
dhash icon b08e8e8e8e8e8e30 (8 x RustyStealer, 5 x XWorm)
Reporter MAM
Tags:exe RustyStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
611
Origin country :
ID ID
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
一键双向解除.exe
Verdict:
Suspicious activity
Analysis date:
2025-05-03 16:56:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e24c6bc6-a316-442f-b29d-352b271e82de

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68164d1a432e243ac3e371c6
Tags:
virus shell sage
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Creating a file
Running batch commands
Launching cmd.exe command interpreter
Launching a process
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
adaptive-context anti-debug expand lolbin microsoft_visual_cc packed packed packer_detected rust
Link:
https://www.filescan.io/uploads/6816495fd95f3e34e95f9460/reports/91174feb-923a-4665-96e2-8b58f65e8b64/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a68840dc-d6dd-4148-bbc4-84ba6911a23c
Result
Threat name:
n/a
Detection:
clean
Classification:
n/a
Score:
5 / 100
Link:
https://www.joesandbox.com/analysis/1680618
Behaviour
Behavior Graph:
n/a
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650/
Threat name:
Win64.Trojan.Doina
Create hunting rule
Status:
Malicious
First seen:
2025-05-03 16:50:45 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
5 of 24 (20.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uwp6yvxzp2gvn7vbvguv42qayskvuy64xhd5pd52ws4cqjerszia._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/250503-vcjxqagj6y/
Behaviour
Delays execution with timeout.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates processes with tasklist
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/c6a1513f-910e-4ef4-b43d-cbf9931edf82
Unpacked files
SH256 hash:
a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650
MD5 hash:
89bb32cd96000141bf47791dc9109110
SHA1 hash:
89f7f31ebd169a79520dac82089abae75f586a47
Link:
https://www.unpac.me/results/0f95a2b3-0128-4fef-a2e4-3e6813d241cd/
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/a59fec56f97e8d56fea1a9a95e6a00c4955a63dcb9c7d78fbab4b82824919650

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.

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
CHECK_TRUST_INFORequires Elevated Execution (level:requireAdministrator)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::LoadLibraryExW
kernel32.dll::LoadLibraryA
kernel32.dll::GetStartupInfoW
kernel32.dll::GetCommandLineA
kernel32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programskernel32.dll::WriteConsoleW
kernel32.dll::SetStdHandle
kernel32.dll::GetConsoleMode
kernel32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create Fileskernel32.dll::CreateFileW
ntdll.dll::NtCreateFile
ntdll.dll::NtDeviceIoControlFile
kernel32.dll::GetWindowsDirectoryW
kernel32.dll::GetSystemDirectoryW
kernel32.dll::GetFileAttributesW
WIN_BCRYPT_APICan Encrypt Filesbcrypt.dll::BCryptGenRandom
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::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