MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc. 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: 7


Intelligence 7 IOCs YARA 25 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc
SHA3-384 hash: 2fd1b148fcf4bc3bc0ab88d48e141ebed163429e4b5fbac982e9d2906ecb852f5f14d6f0bccfbb34088366b8a7949b4e
SHA1 hash: 734847368ec11c236e06e8d2d746bd041f2a4bac
MD5 hash: 5c1d17439d20d0343a3f66e17aabdbec
humanhash: wolfram-high-london-bravo
File name:Вооtsexecs64.zip
Download: download sample
Signature RemusStealer
Create hunting rule
File size:1'614'200 bytes
First seen:2026-05-26 18:15:29 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:NGKSUL5+jMQcBvI3yqQqHyhpIa1vOHjo3NSM5LvkOBcAu1sVFFsd8:NGKF+j6BvI3y57sa1vAQSMW9Au2Lse
TLSH T1D37513C78AC11D87DED51938AC6B4F745A61C89AF806CA138F32A76E9FD7794CC1A04C
Magika zip
Reporter burger
Tags:file-pumped RemusStealer zip

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
DE DE
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:Вооtsexecs64.exe
Pumped file This file is pumped. MalwareBazaar has de-pumped it.
File size:821'528'704 bytes
SHA256 hash: ca1845aa965ced4d0fd334390c44e84df43ac9823dcac584d7359c77b7245f61
MD5 hash: f70e2753af0de0e4cf1c7e5cee2ed9f5
De-pumped file size:1'540'096 bytes (Vs. original size of 821'528'704 bytes)
De-pumped SHA256 hash: 4b1d954729c4aa3dcbb9e81ec47c4ae1950af995d39f7855dcbce49b989ad456
De-pumped MD5 hash: 86f7a221db1a0bdba38d02503821dedb
MIME type:application/x-dosexec
Signature RemusStealer
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/d8a896b7-317b-4e7e-9100-e851296dd77a/
Verdict:
Clean
Score:
89.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a15e3665b1db29f5a482173
Tags:
n/a
Result
Verdict:
Malicious
File Type:
ZIP File - Malicious
Link:
https://app.docguard.net/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc/results/dashboard
Behaviour
SuspiciousEmbeddedObjects detected
Verdict:
Suspicious
Labled as:
HEUR/Pumpar.Generic
Link:
https://www.hybrid-analysis.com/sample/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc
Verdict:
Clean
File Type:
zip
Link:
https://opentip.kaspersky.com/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc/results?tab=lookup
Score:
95%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc/
Threat name:
Win32.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2026-05-26 18:16:34 UTC
File Type:
Binary (Archive)
Extracted files:
1
AV detection:
8 of 38 (21.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rsiluwxgcn7y6ladrhp5jvewwlmvgiscilr7xtcc2averwmdjt6a._file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.13
Link:
https://yomi.yoroi.company/submissions/8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc

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:Any_SU_Domain
Create hunting rule
Author:you
Description:Detect any reference to .su domains or subdomains
Rule name:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Golang_Binary
Create hunting rule
Author:Andrew Morrow
Description:Detects binaries compiled with Go
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:goLangMatch3
Create hunting rule
Rule name:goLangMatch4
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:PK_PUMP_AND_DUMP
Create hunting rule
Author:Will Metcalf @node5
Description:Walks Zip Central Directory filename entries looking for abused extension then checks for a file that's at least 25M and then check to see how much uncompressed size is vs compressed size
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:weird_zip_high_compression_ratio
Create hunting rule
Author:Maxime THIEBAUT (@0xThiebaut)
Description:Detects single-entry ZIP files with a suspiciously high compression ratio (>100:1) and decompressed size above the 500MB AV limit
Reference:https://twitter.com/Cryptolaemus1/status/1633099154623803394

File information

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

RemusStealer

zip 8c90ba5ae6137f8f2c0389dfd4d496b2d953224242e3fbcc42d02a48d9834cfc

(this sample)

RemusStealer

Executable exe 4b1d954729c4aa3dcbb9e81ec47c4ae1950af995d39f7855dcbce49b989ad456

  
Dropping
SHA256 4b1d954729c4aa3dcbb9e81ec47c4ae1950af995d39f7855dcbce49b989ad456
  
Dropping
MD5 86f7a221db1a0bdba38d02503821dedb

Comments