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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079
SHA3-384 hash: 180dae6c3d94ffeb82e6fab8a7dd81ccb8cc17740c021d0b79f7b114ffc7c162b94f47e4782f2a8d0dfa3aa09a7f6b38
SHA1 hash: 9c88aad4c725467712815b48c995a72fa69c291f
MD5 hash: f12078ac32c1e939e5daa6a49a09e443
humanhash: blossom-lamp-blossom-kansas
File name:runner_rem.exe
Download: download sample
Signature RemusStealer
Create hunting rule
File size:374'803 bytes
First seen:2026-11-01 11:31:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash b8a6f94f6ddbd0872ad3843af22d24d5 (4 x RemusStealer)
ssdeep 6144:BptI3MtCRSKXGAF+DVv/n5ZycXiYwcsYBkyhdQ3d3gMWyjVX7JSi9ST4hUlU:/I7WjDtBImsY5u3dmY4iC4IU
TLSH T12D841247F8718495C466C074C81BAEEA89A27A440BA042FF17A43D5D3FBA3D2DF77660
TrID 51.9% (.EXE) Win64 Executable (generic) (6522/11/2)
16.1% (.EXE) OS/2 Executable (generic) (2029/13)
15.9% (.EXE) Generic Win/DOS Executable (2002/3)
15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe RemusStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
176
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-11-01 11:57:03 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fba40bf4-f1a2-4d13-bb56-85f171ae6f83

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/96516/
Detection(s):
SecuriteInfo.com.Win32.Agent-BEEM.27612327.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ae72308b175ade21dcee473
Tags:
shellcode injection virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating synchronization primitives
Using the Windows Management Instrumentation requests
Connection attempt to an infection source
DNS request
Connection attempt
Query of malicious DNS domain
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug asyncrat installer-heuristic mingw overlay packed packed
Link:
https://www.filescan.io/uploads/6ae7230af1650b3fe720815f/reports/94dd9305-a82c-4a46-92c2-d3d418625936/overview
Verdict:
Malicious
Labled as:
Shellcode.Donut.Marte..Generic
Link:
https://www.hybrid-analysis.com/sample/f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-10-03T03:26:00Z UTC
Last seen:
2026-11-01T09:35:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079/results?tab=lookup
Malware family:
Mistic
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2311f62b-ad39-46a5-9a61-57f2dac824bc
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1996097
Signature
Antivirus / Scanner detection for submitted sample
Found direct / indirect Syscall (likely to bypass EDR)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
Behaviour
Behavior Graph:
Download SVG
Score:
60%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/f12078ac32c1e939e5daa6a49a09e443
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079/
Threat name:
Win64.Backdoor.AsyncRAT
Create hunting rule
Status:
Malicious
First seen:
2026-10-03 10:38:30 UTC
File Type:
PE+ (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6s2qscy43nl4jnn2nyjh7bgvfp7oqmuzjcakxsmbay77t4ahub4q._file
Verdict:
malicious
Label(s):
DonutLoader
Create hunting rule
Remus
Create hunting rule
Link:
https://reports.threatray.com/c965423a-4e78-4fb0-ae0b-d54994168513
Result
Malware family:
remus_stealer
Create hunting rule
Score:
  10/10
Tags:
family:donutloader family:remus_stealer botnet:baa6b2d4b7616d0cd4cb575708d8d743 discovery loader stealer
Link:
https://tria.ge/reports/261101-nmt24sbz9k/
Behaviour
Reads the TCP/IP host and domain name from the registry
Checks installed software on the system
Detects DonutLoader
Detects Remus stealer
Family: DonutLoader
Family: Remus
Malware Config
C2 Extraction:
http://sparlink.click:7528/subscriptions
http://visnary.my:5621/folders
http://staphub.art:8531/contacts
Unpacked files
SH256 hash:
f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079
MD5 hash:
f12078ac32c1e939e5daa6a49a09e443
SHA1 hash:
9c88aad4c725467712815b48c995a72fa69c291f
Link:
https://www.unpac.me/results/8a4b943a-d580-46f6-823e-d3d825e1d00a/
Malware family:
DonutLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4b5090b1cdb/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:VECT_Ransomware
Create hunting rule
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.
Rule name:Windows_Trojan_Donutloader_f40e3759
Create hunting rule
Author:Elastic Security
Rule name:WIN_Malware_Unknown_ForgeAuto_3ee43008
Create hunting rule
Author:Marjoriefort
Description:Detects Unknown (pe, etat binaire)

File information

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

Web download

RemusStealer

Executable exe f4b5090b1cdb57c4b5ba6e127f84d52bfee832994880abc981063ff9f007a079

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/4049509/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/96516/

Comments