MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8
SHA3-384 hash: 6f1c066169ac1c41ffbd6fc4e8e4fbf59a987bd14c2f5c3cdb0298ab3335b619eee960f936b49dfceda1304598ad7a92
SHA1 hash: 8e277a9244112abe7b8361db8a7853342b701e8a
MD5 hash: 178c04a423c791c51c0d91ed1177dbce
humanhash: jersey-undress-ink-wyoming
File name:178c04a423c791c51c0d91ed1177dbce.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:4'434'944 bytes
First seen:2024-12-16 14:23:59 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:epfS5aW8WrAftsGPpR0prkAPNBSwCsvxmevTGZDPjDDyL:gfSAFVtpupwA7dCs4lhPv2
TLSH T1C42633B721466B39C1F959F0D2DB76F79CF0CE6A4C31215A0BF03119195FA2E6228EB4
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 :
392
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
68a13aa2834765a18fc577743c2ba964.exe
Verdict:
Malicious activity
Analysis date:
2024-12-16 09:31:38 UTC
Tags:
lumma stealer loader stealc amadey botnet arch-exec telegram cryptbot vidar themida
Link:
https://app.any.run/tasks/faf3fe7c-e404-4aef-9886-92971593ad8d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.31412.28756.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67603a048fb73f13afcd9875
Tags:
vmdetect phishing
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending a custom TCP request
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm crypto packed packed packer_detected
Link:
https://www.filescan.io/uploads/6760380848e5ba21b9d9251c/reports/b19c79d7-8f5a-4abc-b713-64ed6beefd6c/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8
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/a0bae213-da43-429f-b43e-05ba9191a465
Result
Threat name:
Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1576144
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Drops large PE files
Found malware configuration
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 Cryptbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1576144 Sample: k4c3YnjoBr.exe Startdate: 16/12/2024 Architecture: WINDOWS Score: 100 49 Suricata IDS alerts for network traffic 2->49 51 Found malware configuration 2->51 53 Antivirus detection for URL or domain 2->53 55 9 other signatures 2->55 7 k4c3YnjoBr.exe 5 3 2->7         started        12 service123.exe 2->12         started        14 service123.exe 2->14         started        16 4 other processes 2->16 process3 dnsIp4 41 home.fivetk5pn.top 194.87.47.99, 49701, 49722, 49779 ASBAXETNRU Russian Federation 7->41 43 httpbin.org 44.196.3.45, 443, 49700 AMAZON-AESUS United States 7->43 45 2 other IPs or domains 7->45 35 C:\Users\user\AppData\...\service123.exe, PE32 7->35 dropped 37 C:\Users\user\...\pHVISoprxqHENgvfmdLt.dll, PE32 7->37 dropped 57 Attempt to bypass Chrome Application-Bound Encryption 7->57 59 Tries to detect sandboxes and other dynamic analysis tools (window names) 7->59 61 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->61 63 8 other signatures 7->63 18 WerFault.exe 21 16 7->18         started        21 chrome.exe 7->21         started        24 schtasks.exe 1 7->24         started        26 service123.exe 7->26         started        file5 signatures6 process7 dnsIp8 33 C:\ProgramData\Microsoft\...\Report.wer, Unicode 18->33 dropped 39 239.255.255.250 unknown Reserved 21->39 28 chrome.exe 21->28         started        31 conhost.exe 24->31         started        file9 process10 dnsIp11 47 www.google.com 142.250.181.68, 443, 49828 GOOGLEUS United States 28->47
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8/
Threat name:
Win32.Trojan.Znyonm
Create hunting rule
Status:
Malicious
First seen:
2024-12-16 13:35:42 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2jkxvk5utolimboofqan5e66sjwxujput5xwsowyekx7k7ekcs4a._file
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot discovery evasion spyware stealer
Link:
https://tria.ge/reports/241216-rqp44ssnav/
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:
suspicious_post_body
YARA:
n/a
Link:
https://app.threat.zone/submission/dc4341c5-d9a0-4359-9290-dccb7d4d8e81
Unpacked files
SH256 hash:
2a2a914b22bb1b3d9b818213e60e95eaaf4c63d136ffed25c73bd17109ce674c
MD5 hash:
2bd1f0a080d6f79341f481a429d6e6f1
SHA1 hash:
47bce09ff19dd5bd9cf1d591d0c33943c457eb96
Detections:
CryptBot
Create hunting rule
Link:
https://www.unpac.me/results/54f65c13-c381-4964-9984-b67fdae9d5c8/
SH256 hash:
d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8
MD5 hash:
178c04a423c791c51c0d91ed1177dbce
SHA1 hash:
8e277a9244112abe7b8361db8a7853342b701e8a
Link:
https://www.unpac.me/results/54f65c13-c381-4964-9984-b67fdae9d5c8/
Please note that we are no longer able to provide a coverage score for Virus Total.

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 d2557aabb49b968605ce2c00de93de926d7a25f49f6f693ad822aff57c8a14b8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3331753/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3310377/
  
URLhaus
https://urlhaus.abuse.ch/url/3331763/

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