MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e. 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: fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e
SHA3-384 hash: bbafe70b501da160f10c66f13ebfd3e5bcdb63c33bdd1e59d0abe6d1a87a8110b465d3b539ee7b3373b61e75b6ba13f5
SHA1 hash: 7e817caba5dcde7e0671bb649bd60972563aba52
MD5 hash: b8707a84059f52a7bdeb3256be3bfdd9
humanhash: georgia-spaghetti-blossom-blossom
File name:b8707a84059f52a7bdeb3256be3bfdd9.exe
Download: download sample
Signature CryptBot
Create hunting rule
File size:4'456'960 bytes
First seen:2024-12-24 10:20:32 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 98304:6MapC1EtX4SAGrv5SkRw4xxGSz8hQft3LJAZLns:6ppc24QrdRw4xxGgHVL2ZL
TLSH T17726338698ED1386CA658CB17A1F8ADF1FD6AC289D77254CDC3D335A83444DF01AA0ED
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 :
410
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
002f7eaee490e827724b19bc7721ef8746d3acba87960d622c97e9cf53b9b963.exe
Verdict:
Malicious activity
Analysis date:
2024-12-24 08:47:57 UTC
Tags:
amadey botnet stealer loader lumma cryptbot gcleaner redline metastealer auto coinminer arch-exec generic evasion telegram
Link:
https://app.any.run/tasks/37656d4d-38e0-4131-904d-0fe19472e048

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Zusy.568294.6198.15050.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=676a8b1475bf3268d2fe3252
Tags:
vmdetect autorun
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
Sending an HTTP POST request
Sending an HTTP GET request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm crypto packed packed packer_detected
Link:
https://www.filescan.io/uploads/676a8b118c28697d31230d8f/reports/5765fc37-51d1-4cd9-83f4-fb1abf61431c/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e
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:
Suspicious
Link:
https://analyze.intezer.com/analyses/130a495e-79ef-418e-9890-6a4a005c835e
Result
Threat name:
Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1580354
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Attempt to bypass Chrome Application-Bound Encryption
Drops large PE files
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: 1580354 Sample: gDPzgKHFws.exe Startdate: 24/12/2024 Architecture: WINDOWS Score: 100 49 Suricata IDS alerts for network traffic 2->49 51 Antivirus / Scanner detection for submitted sample 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 6 other signatures 2->55 7 gDPzgKHFws.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 twentytk20ht.top 185.121.15.192, 49722, 49730, 49791 REDSERVICIOES Spain 7->41 43 httpbin.org 34.226.108.155, 443, 49713 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\...LLRGATenShKoyKeRtXA.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, 49821 GOOGLEUS United States 28->47
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e/
Threat name:
Win32.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2024-12-24 10:21:07 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=73ntar5hxrbfregn54ejryebspfva2t7jwtcyxsbfhfzkxjsiaha._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery evasion
Link:
https://tria.ge/reports/241224-mdncjavnbn/
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:
suspicious_post_body
YARA:
n/a
Link:
https://app.threat.zone/submission/f49b07ec-442c-4300-8106-30e60fbc3681
Unpacked files
SH256 hash:
bc900dae6ecda3c251b5ef3f0e1e9de22e072612972f696e6f6084ab06ccdb33
MD5 hash:
8acfe971d44131edf78379aa712a682c
SHA1 hash:
7dd0af95d710f470801af9fcbff04952d31e36c6
Detections:
CryptBot
Create hunting rule
Link:
https://www.unpac.me/results/b7a2bd55-cf52-4feb-9338-d5a498e8c9c3/
SH256 hash:
fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e
MD5 hash:
b8707a84059f52a7bdeb3256be3bfdd9
SHA1 hash:
7e817caba5dcde7e0671bb649bd60972563aba52
Link:
https://www.unpac.me/results/b7a2bd55-cf52-4feb-9338-d5a498e8c9c3/
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/fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e

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 fedb3047a7bc425890cdef0898e08193cb506a7f4da62c5e4129cb955d32400e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3346450/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3331766/

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