MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 949bfd6736700f90d2cc422326d77fcf140d843b8054ff24812f286524a6a52c. 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



SheetRAT


Vendor detections: 15


Intelligence 15 IOCs YARA 5 File information Comments

SHA256 hash: 949bfd6736700f90d2cc422326d77fcf140d843b8054ff24812f286524a6a52c
SHA3-384 hash: 9a78c7eb1b2aeb46a94617db06b3f679da68ff465846acb32ad65ef1b325779d70c52fe43a54cd874431c7c057a44c5b
SHA1 hash: ce918464f287cb15848a2988b51895e3439b4017
MD5 hash: 44234153778ad917bf3cc03ce1b718e7
humanhash: four-emma-oven-uranus
File name:949bfd6736700f90d2cc422326d77fcf140d843b8054ff24812f286524a6a52c
Download: download sample
Signature SheetRAT
File size:195'608 bytes
First seen:2025-08-16 11:43:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:nEHWw4OW6EsUmHWeE/IZZonz1ebGC8od/U6ePKd0DzPBdc5VeOblxrfrxJEGENfu:Pw4raULKZonBeVHKRDTU9bNl2c
Threatray 119 similar samples on MalwareBazaar
TLSH T1A314F18877A88D62E77F89B9239182145372D2738440D38F3EDE5DD26B57BC29780EC6
TrID 56.5% (.EXE) Win64 Executable (generic) (10522/11/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter Neiki
Tags:exe nexus SheetRat

Intelligence


File Origin
# of uploads :
1
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
test228.exe
Verdict:
Malicious activity
Analysis date:
2025-08-16 11:38:49 UTC
Tags:
auto-sch

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
90.2%
Tags:
autorun shell spawn sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% directory
Launching cmd.exe command interpreter
Running batch commands
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the Windows directory
Enabling the libraries to load when starting the app (AppInit_DLLs)
Launching a process
Сreating synchronization primitives
Creating a file
Enabling autorun
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
invalid-signature obfuscated packed packed packer_detected signed
Verdict:
inconclusive
YARA:
6 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.20 Win 64 Exe x64
Threat name:
ByteCode-MSIL.Backdoor.Crysan
Status:
Malicious
First seen:
2025-08-16 11:38:50 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Result
Malware family:
sheetrat
Score:
  10/10
Tags:
family:sheetrat campaign:nexus execution persistence privilege_escalation trojan
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in Windows directory
Executes dropped EXE
Loads dropped DLL
Event Triggered Execution: AppInit DLLs
Modifies WinLogon for persistence
Sheetrat family
Sheetrat, NonEuclid rat
Malware Config
C2 Extraction:
193.161.193.99:1194
Unpacked files
SH256 hash:
949bfd6736700f90d2cc422326d77fcf140d843b8054ff24812f286524a6a52c
MD5 hash:
44234153778ad917bf3cc03ce1b718e7
SHA1 hash:
ce918464f287cb15848a2988b51895e3439b4017
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:NET
Author:malware-lu
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:pe_no_import_table
Description:Detect pe file that no import table
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments