MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491. 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


CryptBot


Vendor detections: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491
SHA3-384 hash: 59af1f6d5c34fe9c1c6645952776bdd97f1a2f373756177aafdb43b51b76413a2af314d5d84caf60d94acac7beb1c409
SHA1 hash: 3fc03fcf7f6753bc40eecf11d62e7653106cef15
MD5 hash: 6effe3511b3bec9ca2d40a498f68c2c6
humanhash: helium-eight-mockingbird-louisiana
File name:file
Download: download sample
Signature CryptBot
Create hunting rule
File size:4'457'984 bytes
First seen:2024-11-28 21:33:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 98304:4OxfP3WyFHdRxnFdNTRgJFgmeXQPoW6KmhGKOCUyS:jf+gNTRmtnPFoh1t
TLSH T1CF2633330E25727EE94FE0BB193A6696696D8D72F19D5A21EC80CF33114E3EE528CD44
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.5% (.EXE) Win32 Executable (generic) (4504/4/1)
8.4% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:CryptBot exe


Avatar
Bitsight
url: http://31.41.244.11/files/unique1/random.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
440
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-28 21:35:08 UTC
Tags:
themida antivm stealer cryptbot
Link:
https://app.any.run/tasks/096b232c-59ac-411b-8548-9feee78ab255

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.FileRepMalware.19798.25065.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6748e2fb04c232bff3b47d95
Tags:
phishing trojan virus zusy
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Sending an HTTP POST request
Sending an HTTP GET request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
crypto packed packed packer_detected
Link:
https://www.filescan.io/uploads/6748e1d1fa3557b45ebe4ff0/reports/3b141a16-74aa-487a-8ea0-c27a2e2543b8/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b78f5a53-1883-4658-b537-3d285531407f
Result
Threat name:
Clipboard Hijacker, Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1564869
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Attempt to bypass Chrome Application-Bound Encryption
Drops large PE files
Found evasive API chain (may stop execution after checking mutex)
Found stalling execution ending in API Sleep call
Hides threads from debuggers
Leaks process information
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Sigma detected: Suspicious Scheduled Task Creation Involving Temp Folder
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal browser information (history, passwords, etc)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected Clipboard Hijacker
Yara detected Cryptbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1564869 Sample: file.exe Startdate: 28/11/2024 Architecture: WINDOWS Score: 100 50 Suricata IDS alerts for network traffic 2->50 52 Antivirus / Scanner detection for submitted sample 2->52 54 Multi AV Scanner detection for submitted file 2->54 56 7 other signatures 2->56 7 file.exe 5 3 2->7         started        12 service123.exe 2->12         started        14 service123.exe 2->14         started        16 2 other processes 2->16 process3 dnsIp4 40 home.twentykx20pt.top 34.118.84.150, 49731, 49732, 49739 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 7->40 42 httpbin.org 18.208.8.205, 443, 49730 AMAZON-AESUS United States 7->42 44 2 other IPs or domains 7->44 36 C:\Users\user\AppData\...\service123.exe, PE32 7->36 dropped 38 C:\Users\user\...\wMBwuQjcJkRbWSUHQqmr.dll, PE32 7->38 dropped 62 Attempt to bypass Chrome Application-Bound Encryption 7->62 64 Tries to detect sandboxes and other dynamic analysis tools (window names) 7->64 66 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->66 68 8 other signatures 7->68 18 service123.exe 7->18         started        21 WerFault.exe 21 16 7->21         started        24 chrome.exe 7->24         started        27 schtasks.exe 1 7->27         started        file5 signatures6 process7 dnsIp8 58 Found evasive API chain (may stop execution after checking mutex) 18->58 60 Found stalling execution ending in API Sleep call 18->60 34 C:\ProgramData\Microsoft\...\Report.wer, Unicode 21->34 dropped 46 239.255.255.250 unknown Reserved 24->46 29 chrome.exe 24->29         started        32 conhost.exe 27->32         started        file9 signatures10 process11 dnsIp12 48 www.google.com 142.250.181.68, 443, 49746, 49747 GOOGLEUS United States 29->48
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491/
Threat name:
Win32.Trojan.Amadey
Create hunting rule
Status:
Malicious
First seen:
2024-11-28 21:34:12 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=akb7545upl6ofipnofdskiyxkdxagyxxvol7mivzrtccam42ssiq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion
Link:
https://tria.ge/reports/241128-1ercga1pa1/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks BIOS information in registry
Identifies Wine through registry keys
Enumerates VirtualBox registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d9889e4e-b2f3-4352-9cd0-dfe848a8985d
Unpacked files
SH256 hash:
5485c5951ffc1b6450c270685beecd30b8a4881b6001430dbd227ccf05d7edd6
MD5 hash:
50f15f8d0ecff5f188322f7776866bbc
SHA1 hash:
ddc269ca10927624c60f5fe4df6343cfe4ffe956
Link:
https://www.unpac.me/results/084feda0-3e95-4b3a-86fd-a937430c07f8/
SH256 hash:
0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491
MD5 hash:
6effe3511b3bec9ca2d40a498f68c2c6
SHA1 hash:
3fc03fcf7f6753bc40eecf11d62e7653106cef15
Link:
https://www.unpac.me/results/084feda0-3e95-4b3a-86fd-a937430c07f8/
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/0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491

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:pe_detect_tls_callbacks
Create hunting rule
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

CryptBot

Executable exe 0283fef3b47afce2a1ed714725231750ee0362f7ab97f622b98cc420339a9491

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3308639/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

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