MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024. 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


Tinba


Vendor detections: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024
SHA3-384 hash: 31ea3298a17fc63ba1ad6678caec3a11efac764dc04f5f53410934a02404ae057b57a2c959ec05398046f5d7a653bd96
SHA1 hash: 5d0b20bf10448a1ba1cac960e86bcdba9e4deb27
MD5 hash: a7f5deb3f95185d7f577797d3430b400
humanhash: coffee-kilo-hotel-carbon
File name:6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024N.exe
Download: download sample
Signature Tinba
Create hunting rule
File size:230'400 bytes
First seen:2025-01-25 21:42:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash eb29527bc4a3140f4ce75eb5d2954101 (10 x Tinba)
ssdeep 6144:IA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:IATuTAnKGwUAW3ycQqgf
TLSH T161346B31B7D0C435F5F213F449F652ABAA393DA16B34A0CB62D126EA5A346D8EC30357
TrID 68.8% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.5% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter BastianHein
Tags:exe Tinba

Intelligence

File Origin
# of uploads :
1
# of downloads :
960
Origin country :
CL CL
Vendor Threat Intelligence
Detection(s):
Win.Malware.TinyBanker-9870642-1
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a service
Launching a process
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Connection attempt
Sending an HTTP POST request
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Malicious
Labled as:
Trojan.Tinba
Link:
https://www.hybrid-analysis.com/sample/6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024
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:
Malicious
Link:
https://analyze.intezer.com/analyses/fe5e2cfb-0287-4d5b-a229-b93311fa9577
Result
Threat name:
Tinba
Create hunting rule
Detection:
malicious
Classification:
bank.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1599453
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Creates autostart registry keys with suspicious names
Detected unpacking (changes PE section rights)
Found direct / indirect Syscall (likely to bypass EDR)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Hooks files or directories query functions (used to hide files and directories)
Hooks registry keys query functions (used to hide registry keys)
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Process Parents
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected Tinba Banker
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1599453 Sample: 1sfcy6MKHk.exe Startdate: 25/01/2025 Architecture: WINDOWS Score: 100 33 ljjskttqximu.net 2->33 35 ljjskttqximu.in 2->35 37 2 other IPs or domains 2->37 53 Suricata IDS alerts for network traffic 2->53 55 Antivirus detection for URL or domain 2->55 57 Antivirus / Scanner detection for submitted sample 2->57 59 7 other signatures 2->59 9 1sfcy6MKHk.exe 1 2 2->9         started        signatures3 process4 signatures5 61 Detected unpacking (changes PE section rights) 9->61 63 Contains functionality to inject threads in other processes 9->63 65 Writes to foreign memory regions 9->65 12 winver.exe 1 4 9->12         started        process6 dnsIp7 39 ljjskttqximu.in 216.218.185.162, 49737, 49738, 80 HURRICANEUS United States 12->39 31 C:\Users\user\AppData\Roaming\...\bin.exe, PE32 12->31 dropped 73 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 12->73 75 Creates autostart registry keys with suspicious names 12->75 77 Contains functionality to inject threads in other processes 12->77 79 6 other signatures 12->79 17 explorer.exe 34 2 12->17 injected 20 svchost.exe 12->20 injected 22 StartMenuExperienceHost.exe 12->22 injected 24 29 other processes 12->24 file8 signatures9 process10 signatures11 41 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 17->41 43 Contains functionality to inject threads in other processes 17->43 45 Writes to foreign memory regions 17->45 47 Creates a thread in another existing process (thread injection) 17->47 26 bin.exe 2 17->26         started        29 bin.exe 2 17->29         started        49 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 24->49 51 Found direct / indirect Syscall (likely to bypass EDR) 24->51 process12 signatures13 67 Antivirus detection for dropped file 26->67 69 Detected unpacking (changes PE section rights) 26->69 71 Contains functionality to inject threads in other processes 26->71
Score:
95%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024/
Threat name:
Win32.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2025-01-18 20:45:00 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=nncamprnizbrqwpztqb2ks2n5w5lc2auczybsvy5y53ccwnpiasa._file
Result
Malware family:
tinba
Create hunting rule
Score:
  10/10
Tags:
family:tinba banker discovery persistence trojan
Link:
https://tria.ge/reports/250125-1kwjdasphp/
Behaviour
Modifies data under HKEY_USERS
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
Adds Run key to start application
Tinba / TinyBanker
Tinba family
Verdict:
Malicious
Tags:
Win.Malware.TinyBanker-9870642-1 tinba banker
YARA:
n/a
Link:
https://app.threat.zone/submission/e2a746e2-d087-4ba3-b365-81d1f3454b17
Unpacked files
SH256 hash:
ce54f78db9d5c2edf6d179804eaee9454f6669b7b52ced015aba0a36b2023d11
MD5 hash:
f5d35a698a9a396acf3dc962d9eb51f9
SHA1 hash:
51ba923ad78af564435bd683f3517d8e33fb4659
Link:
https://www.unpac.me/results/b4df6a50-2c32-4dd3-80a9-22fb30f7bbc5/
SH256 hash:
6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024
MD5 hash:
a7f5deb3f95185d7f577797d3430b400
SHA1 hash:
5d0b20bf10448a1ba1cac960e86bcdba9e4deb27
Link:
https://www.unpac.me/results/b4df6a50-2c32-4dd3-80a9-22fb30f7bbc5/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6b44063e2d46/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/6b44063e2d46431859f99c03a54b4dedbab16814167019571dc7762159af4024

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:Check_OutputDebugStringA_iat
Create hunting rule
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CoCreateInstance
SECURITY_BASE_APIUses Security Base APIADVAPI32.dll::AdjustTokenPrivileges
SHELL_APIManipulates System ShellSHELL32.dll::SHGetFileInfoW
WIN32_PROCESS_APICan Create Process and ThreadsADVAPI32.dll::OpenProcessToken
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::FillConsoleOutputAttribute
KERNEL32.dll::FillConsoleOutputCharacterA
KERNEL32.dll::FlushConsoleInputBuffer
KERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleInputA
KERNEL32.dll::SetConsoleCursorPosition
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileW
WIN_BASE_USER_APIRetrieves Account InformationADVAPI32.dll::LookupPrivilegeValueA
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegCreateKeyA
ADVAPI32.dll::RegQueryValueExA
ADVAPI32.dll::RegSetValueExA
WIN_USER_APIPerforms GUI ActionsUSER32.dll::FindWindowExA
USER32.dll::PeekMessageA
USER32.dll::CreateWindowExA

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