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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ff681630d707f5903ea3d75c36f2bb87b2156636907268caa2e512032f5e6bf0. 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



RemusStealer


Vendor detections: 14


Intelligence 14 IOCs 1 YARA 8 File information Comments

SHA256 hash: ff681630d707f5903ea3d75c36f2bb87b2156636907268caa2e512032f5e6bf0
SHA3-384 hash: 814f13c43479daa0f4eddbc9cb20b9546c872d1b760b87931fefe76d977df0d3136cf20171982500fab1ffbacf08b78e
SHA1 hash: 07d648ac10e4b7d338deab62575b7e57001a7be3
MD5 hash: 6e18b5947f91746179267c88e79e8f1f
humanhash: alpha-video-quiet-romeo
File name:Xeninester.exe
Download: download sample
Signature RemusStealer
File size:378'880 bytes
First seen:2026-10-15 22:54:50 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash 681b044975068c7ba4d8c68ab99dd3c9 (1 x RemusStealer)
ssdeep 6144:X/WHkm1uvM/IGTwk4ZnhrabasKxLEWgsnsoVx4bYCSeUGDSE70bQ0Q0EHfCUXXQk:P2H1a6hd4BhrzLlgVQx4bPSESS
TLSH T11E846D3AF7A244FDC15780709797A2B1A532F8280330A95F1BD9DF322E65C605FEDA58
TrID 45.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
18.0% (.EXE) Win64 Executable (generic) (6522/11/2)
13.9% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.6% (.ICL) Windows Icons Library (generic) (2059/9)
5.6% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter AmadeyHunter
Tags:exe Remus RemusStealer stealer

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
64.91.238.87:2905 https://threatfox.abuse.ch/ioc/1960318/

Intelligence


File Origin
# of uploads :
1
# of downloads :
226
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-10-15 23:03:55 UTC
Tags:
generic loader stealer remus

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.9%
Tags:
obfuscated remo hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating synchronization primitives
Creating a file
Creating a process from a recently created file
Creating a window
Creating a file in the %temp% directory
Deleting a recently created file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending an HTTP POST request
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug crypto packed reconnaissance
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-10-15T20:29:00Z UTC
Last seen:
2026-10-17T12:37:00Z UTC
Hits:
~10
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Malware.AdvML
Status:
Malicious
First seen:
2026-10-15 22:55:36 UTC
File Type:
PE+ (Exe)
Extracted files:
2
AV detection:
6 of 36 (16.67%)
Threat level:
  2/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Behaviour
Reads the TCP/IP host and domain name from the registry
Checks installed software on the system
Loads dropped DLL
Unpacked files
SH256 hash:
ff681630d707f5903ea3d75c36f2bb87b2156636907268caa2e512032f5e6bf0
MD5 hash:
6e18b5947f91746179267c88e79e8f1f
SHA1 hash:
07d648ac10e4b7d338deab62575b7e57001a7be3
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:Check_OutputDebugStringA_iat
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ThreadControl__Context
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information


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

Web download

RemusStealer

Executable exe ff681630d707f5903ea3d75c36f2bb87b2156636907268caa2e512032f5e6bf0

(this sample)

  
Delivery method
Distributed via web download

Comments