MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7f57bab84a8b14c964d432647dfa9cf3f848d0fbb9e75ccd4d94579bd00bba36. 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



Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments

SHA256 hash: 7f57bab84a8b14c964d432647dfa9cf3f848d0fbb9e75ccd4d94579bd00bba36
SHA3-384 hash: 143efdd542b286413923aa27c3b86a1ebf346048f7468e1b730a3b05646b9e160979aa95e2ebd5cf373fd633288df18d
SHA1 hash: 2a557b92cd83de2539812ec77e1ff45922772f32
MD5 hash: a3c572834eb469ce628a7f57f3a5844e
humanhash: early-autumn-glucose-fanta
File name:svchost.exe
Download: download sample
File size:829'274 bytes
First seen:2025-11-23 09:24:56 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9dffaeb4de0f0899dcc332737abce907 (1 x Simda)
ssdeep 12288:otKe6Zv23YnTjp0Wn91PsXeYmJMkaLqGDtlTwSD1+kQpf:K6Zv2KOWnLhGDjwSUppf
TLSH T12E05122376C4C9F2C4021630035ABB758E7AE8792B26D417B7CD07176CB9868EB77B46
TrID 30.2% (.EXE) Win64 Executable (generic) (10522/11/4)
18.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
14.4% (.EXE) Win16 NE executable (generic) (5038/12/1)
12.9% (.EXE) Win32 Executable (generic) (4504/4/1)
5.9% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter Hexastrike
Tags:exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
5
Origin country :
IE IE
Vendor Threat Intelligence
Gathering data
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the Windows subdirectories
Creating a file in the Windows directory
Creating a process from a recently created file
Creating a process with a hidden window
Creating a window
Launching a process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun with the shell\open\command registry branches
Enabling autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-vm evasive fingerprint overlay overlay packed packed upx
Result
Gathering data
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Threat name:
Win32.Trojan.Malex
Status:
Malicious
First seen:
2025-11-21 20:24:00 UTC
File Type:
PE (Exe)
AV detection:
32 of 36 (88.89%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence upx
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in Windows directory
Drops file in System32 directory
UPX packed file
Adds Run key to start application
Executes dropped EXE
Modifies system executable filetype association
Boot or Logon Autostart Execution: Active Setup
Verdict:
Malicious
Tags:
Win.Trojan.Ulise-10005646-0
YARA:
n/a
Unpacked files
SH256 hash:
7f57bab84a8b14c964d432647dfa9cf3f848d0fbb9e75ccd4d94579bd00bba36
MD5 hash:
a3c572834eb469ce628a7f57f3a5844e
SHA1 hash:
2a557b92cd83de2539812ec77e1ff45922772f32
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:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Author:malware-lu
Rule name:upx_largefile
Author:k3nr9
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments