MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f
SHA3-384 hash: 20ec664e148d5ea5fe66b169f934c9677502fd9a3d661e5fe49958d85654f9db894b160d3e9ac622e7563e8d37779cf0
SHA1 hash: b361107308ff54acebd2221648551ea4ea60d679
MD5 hash: 605f4d4c3e2be9f71fe0974b6ce3c714
humanhash: lake-lamp-emma-item
File name:605f4d4c3e2be9f71fe0974b6ce3c714.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:4'502'528 bytes
First seen:2024-12-27 07:36:38 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:rlU+ho/skYnTALFT52S0X5Uy5TOiTdoCiJjHgA82r6rQdu3fkF:rlL1kYcLv0XVRoCW866r6uPkF
TLSH T18126337C0F95B604CEADAC3CB6C772903C174AA2CF2DF598A96A84A3F9475D7C55E080
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 abuse_ch
Tags:CryptBot exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
321
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
2a3355707c74c39d0765ed0f7ca7e04b03e021b59b97ce0cb4217f563c7ad7a9
Verdict:
Malicious activity
Analysis date:
2024-12-27 04:09:41 UTC
Tags:
amadey botnet stealer loader themida lumma cryptbot rust gcleaner stealc credentialflusher antivm remote xworm auto coinminer arch-exec github rat remcos purecrypter netreactor
Link:
https://app.any.run/tasks/fe9ff0e4-8440-48ec-9836-16fa6b929e98

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.Themida.HZB.tr.10551.32385.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=676e592e8a4d48ee35ffef0e
Tags:
vmdetect
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Connection attempt to an infection source
Creating a window
DNS request
Connection attempt
Sending an HTTP POST request
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm crypto packed packed packer_detected
Link:
https://www.filescan.io/uploads/676e5927a561e5a2873ade61/reports/5119af61-1476-472e-8c19-ecbfef5a1e5d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/1498caaf-d908-4cee-8680-b99bb9b7e3cc
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1581218
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Hides threads from debuggers
Infostealer behavior detected
Leaks process information
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
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)
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-12-27 04:32:42 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
17 of 38 (44.74%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6rkvggtkc6weyeyhbng4ej2ytehmlqy57oapjjhzcr2f6zw2huxq._file
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot discovery evasion spyware stealer
Link:
https://tria.ge/reports/241227-jfvb3stjer/
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)
CryptBot
Cryptbot family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/adcba596-80f9-4a44-b06e-009c8d58077b
Unpacked files
SH256 hash:
a14b2ecdce18ec1d8e53de5a1e6feddd485850092ca4254a2597b18ec2fc3df3
MD5 hash:
acc6c400ede11d74cb1cf97097929b08
SHA1 hash:
2a2e8eb3e3ae49419de9d40155813c65d91d24e3
Detections:
CryptBot
Create hunting rule
Link:
https://www.unpac.me/results/8bada225-e412-4538-87d4-c25ef1ff3c2a/
SH256 hash:
f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f
MD5 hash:
605f4d4c3e2be9f71fe0974b6ce3c714
SHA1 hash:
b361107308ff54acebd2221648551ea4ea60d679
Link:
https://www.unpac.me/results/8bada225-e412-4538-87d4-c25ef1ff3c2a/
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/f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f

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)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

CryptBot

Executable exe f455531a6a17ac4c13070b4dc22758990ec5c31dfb80f4a4f914745f66da3d2f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3310377/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3346525/

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

Comments