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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76. 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


RevStealer


Vendor detections: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76
SHA3-384 hash: b2c52c009ca80ac5fd8b589651889ed47683deea7a3815b111d80c29f6a18eb7c806321ad570a181d30884f9948ad43d
SHA1 hash: 9a82ba96553cd1f197ed2554dce13ec15923b815
MD5 hash: a711bcc157386c9ff68995b0e04f8fe1
humanhash: red-lemon-nevada-massachusetts
File name:37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76
Download: download sample
Signature RevStealer
Create hunting rule
File size:3'017'216 bytes
First seen:2026-11-09 08:03:53 UTC
Last seen:2026-11-09 08:39:22 UTC
File type:Executable exe
MIME type:application/vnd.microsoft.portable-executable
imphash 001b63852a413bf6eef528d920bb10b4 (111 x RevStealer)
ssdeep 49152:e8DcbJS+BAcagzRvHl4y0yVsP41vYf3J+MI4BDFaAiuIWqg6P10k/+K8/3:KbJS0/aklHfsQ1wfJIre6PKk/+P/
TLSH T124D5225DF99622B0F477C7B78A97603E7228371587B58C0E75C9A7102E43A287C7336A
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter adrian__luca
Tags:exe RevStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
FR FR
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/faf679ce-b19c-4e23-b232-7f08a06b6e24/
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/98247/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6af1c4171492c978625a6af6
Tags:
ransomware autorun crypt sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating synchronization primitives
Creating a file in the %AppData% subdirectories
Launching a process
Creating a process with a hidden window
Creating a process from a recently created file
Searching for synchronization primitives
Setting an event handler
DNS request
Connection attempt
Sending a custom TCP request
Setting a global event handler for the keyboard
Query of malicious DNS domain
Enabling autorun by creating a file
Deleting of the original file
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-10-11T08:40:00Z UTC
Last seen:
2026-10-11T13:33:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76/results?tab=lookup
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/20a8057b-5f94-4210-aaf5-6857a0011f68
Result
Threat name:
RevStealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/2002401
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Creates / moves files in alternative data streams (ADS)
Deletes itself after installation
Found direct / indirect Syscall (likely to bypass EDR)
Installs a global keyboard hook
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Overwrites code with unconditional jumps - possibly settings hooks in foreign process
PE file contains section with special chars
Queries DNS domain through GetComputerNameExW (potential sandbox evasion)
Tries to steal Crypto Currency Wallets
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected RevStealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 2002401 Sample: E5YboQbdyv.exe Startdate: 10/11/2026 Architecture: WINDOWS Score: 100 40 ideas-irisselection-irisfd-lb.prod-b-wus2.ideas-irisselection-irisfd.westus2-prod.cosmic.office.net 2->40 42 guard7.barnfabric.click 2->42 44 4 other IPs or domains 2->44 50 Antivirus detection for URL or domain 2->50 52 Antivirus / Scanner detection for submitted sample 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 3 other signatures 2->56 9 E5YboQbdyv.exe 3 2->9         started        13 ProManagerc7e51.exe 2->13         started        15 ProManagerc7e51.exe 2->15         started        17 4 other processes 2->17 signatures3 process4 dnsIp5 32 C:\Users\user\AppData\...\ProManagerc7e51.exe, PE32+ 9->32 dropped 34 C:\...\ProManagerc7e51.exe:Zone.Identifier, ASCII 9->34 dropped 66 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 9->66 68 Creates / moves files in alternative data streams (ADS) 9->68 70 Uses schtasks.exe or at.exe to add and modify task schedules 9->70 72 Deletes itself after installation 9->72 20 ProManagerc7e51.exe 97 9->20         started        24 schtasks.exe 1 9->24         started        74 Found direct / indirect Syscall (likely to bypass EDR) 13->74 36 150.171.28.12, 443 MICROSOFT-CORP-MSN-AS-BLOCK-MicrosoftCorporationUS United States 17->36 38 23.11.32.159, 80 AKAMAI-AMSNL United States 17->38 file6 signatures7 process8 dnsIp9 46 api.telegra.ph 149.154.164.13, 443, 49701 TELEGRAMVG Netherlands 20->46 48 guard7.barnfabric.click 104.21.73.196, 443, 49706, 49709 CLOUDFLARENET-CloudflareIncUS Canada 20->48 58 Antivirus detection for dropped file 20->58 60 Multi AV Scanner detection for dropped file 20->60 62 Overwrites code with unconditional jumps - possibly settings hooks in foreign process 20->62 64 4 other signatures 20->64 26 schtasks.exe 1 20->26         started        28 conhost.exe 24->28         started        signatures10 process11 process12 30 conhost.exe 26->30         started       
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/a711bcc157386c9ff68995b0e04f8fe1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76/
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-10-11 12:56:24 UTC
File Type:
PE+ (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=g7ft3lwn2yypzumgnxym3x5ebofwjnzhklllnvy2yh77qjxe5z3a._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence spyware stealer trojan
Link:
https://tria.ge/reports/261109-jyts9svz6k/
Behaviour
Modifies system certificate store
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: RenamesItself
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Reads the TCP/IP host and domain name from the registry
Accesses cryptocurrency files/wallets, possible credential harvesting
Deletes itself
Executes dropped EXE
Reads user/profile data of web browsers
Malware Family:
n/a
Verdict:
Malicious
Tags:
loader rat stealer evasion
YARA:
n/a
Link:
https://app.threat.zone/submission/597262ab-701d-45e3-b99e-d7dee46386ac
Malware Family:
crit
Create hunting rule
Malicious:
True
Tags:
peexe polymorphic 64bit persistence self-delete
Link:
https://intel.virussign.com/intelligence/file/37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76
Unpacked files
SH256 hash:
37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76
MD5 hash:
a711bcc157386c9ff68995b0e04f8fe1
SHA1 hash:
9a82ba96553cd1f197ed2554dce13ec15923b815
Link:
https://www.unpac.me/results/e042a427-8a0c-4bd9-ae7c-328d388030f5/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76

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:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
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/

File information

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

Web download

RevStealer

Executable exe 37cb3daecdd630fcd1866df0cddfa40b8b64b72752d6b6d71ac1fff826e4ee76

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3916480/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/98247/

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