MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1a3b31b13826aa5ecd6629afafa5d3e08f308617f0be75aab590d21cfdb7bc8f. 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
XTinyLoader
Vendor detections: 12
| SHA256 hash: | 1a3b31b13826aa5ecd6629afafa5d3e08f308617f0be75aab590d21cfdb7bc8f |
|---|---|
| SHA3-384 hash: | 8e68b3410d14f1a636cfe64953f4a0636eef18a44f57e7e88adc64e278ed38c199c9246b3c7aec63241454a5dae4a87b |
| SHA1 hash: | d61d5b469be02815b19b29aec3b844b0f69d8053 |
| MD5 hash: | fdd068db56fc0744eb5c7a234d02f8a9 |
| humanhash: | football-berlin-salami-montana |
| File name: | 1a3b31b13826aa5ecd6629afafa5d3e08f308617f0be75aab590d21cfdb7bc8f |
| Download: | download sample |
| Signature | XTinyLoader |
| File size: | 5'988'352 bytes |
| First seen: | 2025-07-31 11:54:10 UTC |
| Last seen: | Never |
| File type: | |
| MIME type: | application/x-dosexec |
| imphash | 6c18c7b89560eb088466f55ac077ce7b (6 x XTinyLoader, 3 x RedLineStealer, 1 x PythonStealer) |
| ssdeep | 49152:69cmN7aydjQ0UxNJT3fscY52VlBJXYfwEXBTb2y2meFldedaHrmVeBB2kMOnYUvT:qwUjQ0UVEbkrBJXkB3D29ptHR2vw |
| TLSH | T1C5568B23B3298F69F0C685B77168EE3405F1F709B42B6A73ACB46E153642170DC9B978 |
| TrID | 38.6% (.EXE) Win32 EXE PECompact compressed (generic) (41569/9/9) 29.0% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 9.7% (.EXE) Win64 Executable (generic) (10522/11/4) 6.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.6% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| Magika | pebin |
| dhash icon | 55ccccc8c4cccc55 (1 x RedLineStealer, 1 x XTinyLoader) |
| Reporter | |
| Tags: | exe XTinyLoader |
Intelligence
File Origin
ITVendor Threat Intelligence
Result
Behaviour
Result
Behaviour
Malware Config
Unpacked files
1bbdcc5b5289aa6fda46bc95df96207b02fddafc13b9b0d436516fbc81a1f05a
5179505092e078e8c1b9d8b7f7056d9e452a3e597404a688347cf1284ba61d48
4fec337926905f8320a256918ae630037045ccfee6032065e1f8645f458337cc
49fb48df919c224ec73579ccc56492b84e0b2c1ac9b2e1ed2d508c95cb95058d
3e5c3ca7b20c3e35115307d76acb8ca7724f30a009f883b2cd93a113040ef18b
1a3b31b13826aa5ecd6629afafa5d3e08f308617f0be75aab590d21cfdb7bc8f
252a6a233d0be08e382758c0049fab4566e45630adeb41d4890be33f615bd2a9
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: | botnet_plaintext_c2 |
|---|---|
| Author: | cip |
| Description: | Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols. |
| Rule name: | command_and_control |
|---|---|
| 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 |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectEncryptedVariants |
|---|---|
| Author: | Zinyth |
| Description: | Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded |
| Rule name: | Detect_PowerShell_Obfuscation |
|---|---|
| Author: | daniyyell |
| Description: | Detects obfuscated PowerShell commands commonly used in malicious scripts. |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | grakate_stealer_nov_2021 |
|---|
| Rule name: | INDICATOR_EXE_Packed_ConfuserEx |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables packed with ConfuserEx Mod |
| Rule name: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_detect_tls_callbacks |
|---|
| Rule name: | ProgramLanguage_Rust |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Rust programming language |
| Rule name: | RANSOMWARE |
|---|---|
| Author: | ToroGuitar |
| Rule name: | ScanStringsInsocks5systemz |
|---|---|
| Author: | Byambaa@pubcert.mn |
| Description: | Scans presence of the found strings using the in-house brute force method |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | SUSP_NET_Shellcode_Loader_Indicators_Jan24 |
|---|---|
| Author: | Jonathan Peters |
| Description: | Detects indicators of shellcode loaders in .NET binaries |
| Reference: | https://github.com/Workingdaturah/Payload-Generator/tree/main |
| Rule name: | SUSP_XORed_Mozilla_Oct19 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key. |
| Reference: | https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force() |
| Rule name: | SUSP_XORed_Mozilla_RID2DB4 |
|---|---|
| Author: | Florian Roth |
| Description: | Detects suspicious XORed keyword - Mozilla/5.0 |
| Reference: | Internal Research |
| Rule name: | Sus_CMD_Powershell_Usage |
|---|---|
| Author: | XiAnzheng |
| Description: | May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP) |
| Rule name: | Sus_Obf_Enc_Spoof_Hide_PE |
|---|---|
| Author: | XiAnzheng |
| Description: | Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP) |
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
| 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 |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| SHELL_API | Manipulates System Shell | SHELL32.dll::ShellExecuteW |
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::CloseHandle |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::LoadLibraryA KERNEL32.dll::LoadLibraryW KERNEL32.dll::GetStartupInfoW KERNEL32.dll::GetCommandLineW |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::CreateFileW |
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