MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4
SHA3-384 hash: 3b32bc080e8737b38a2b546c9f359c297f9fb0d99228c04b0efee7b0515fc81ccc2102867e7a2b5a5f6af317b30b0dbd
SHA1 hash: 77a8f28e1594ffdca929e0f7528ce578a2758282
MD5 hash: 6c252bd0d2276c27af37629d8cf891db
humanhash: autumn-stream-pizza-white
File name:file
Download: download sample
Signature CryptBot
Create hunting rule
File size:4'419'072 bytes
First seen:2024-11-20 11:42:39 UTC
Last seen:2024-11-20 11:42:50 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 98304:310DA+t/7OvVb9RJ55MrfFqLppk2qwkncfKi1iGOL:3qDA+tTO7TMELYrncHYGI
TLSH T1521633E5BDF8FA87FD6894BF0A6D465957AC91C2086EF358BA108126F43E455E023C0F
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/random.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
430
Origin country :
US US
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
10347a78e71516e8a8bfbb947a1dd119769ead4bb253350e7026b223b53d40e6.exe
Verdict:
Malicious activity
Analysis date:
2024-11-20 11:34:18 UTC
Tags:
lumma stealer possible-phishing themida loader stealc amadey botnet cryptbot
Link:
https://app.any.run/tasks/145d9fa6-fad1-44f1-b3cb-8661a99a9655

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Variant.Zusy.566196.32164.30176.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=673dcc3eebd8decee51f63df
Tags:
vmdetect phishing autorun
Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending an HTTP GET 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/673dcb50e27b33241cbf4a67/reports/1d97421a-722a-4805-a5a5-5f0f0ce9de9a/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f77d2917-c161-4855-959c-fcd6a74d875b
Result
Threat name:
Clipboard Hijacker, Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1559364
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Drops large PE files
Found malware configuration
Hides threads from debuggers
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
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 (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: 1559364 Sample: file.exe Startdate: 20/11/2024 Architecture: WINDOWS Score: 100 53 Found malware configuration 2->53 55 Antivirus / Scanner detection for submitted sample 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 7 other signatures 2->59 7 file.exe 5 2 2->7         started        12 service123.exe 2->12         started        14 service123.exe 2->14         started        16 service123.exe 2->16         started        process3 dnsIp4 41 fvtekk5pn.top 34.116.198.130, 49709, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 7->41 43 127.0.0.1 unknown unknown 7->43 45 home.fvtekk5pn.top 7->45 35 C:\Users\user\...\unmYCIPOHmXNjqOesrEy.dll, PE32 7->35 dropped 37 C:\Users\user\AppData\...\service123.exe, PE32 7->37 dropped 61 Detected unpacking (changes PE section rights) 7->61 63 Attempt to bypass Chrome Application-Bound Encryption 7->63 65 Tries to detect sandboxes and other dynamic analysis tools (window names) 7->65 67 8 other signatures 7->67 18 WerFault.exe 22 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 play.google.com 142.250.185.110, 443, 50011 GOOGLEUS United States 28->47 49 www.google.com 142.250.185.228, 443, 49993, 49995 GOOGLEUS United States 28->49 51 2 other IPs or domains 28->51
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4/
Threat name:
Win32.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2024-11-20 11:43:05 UTC
File Type:
PE (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pg5g6q4nybq42z65kvf4znvdvddsmnqvkzotes2i5ewvupskqlka._file
Result
Malware family:
cryptbot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot credential_access discovery evasion spyware stealer
Link:
https://tria.ge/reports/241120-nvkhms1kaq/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks BIOS information in registry
Checks computer location settings
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of web browsers
Uses browser remote debugging
Identifies VirtualBox via ACPI registry values (likely anti-VM)
CryptBot
Cryptbot family
Detects CryptBot payload
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0dae1b61-3e94-4ef6-a58c-cdf315da548e
Unpacked files
SH256 hash:
b84549fba0a32568258ebae7d5c675d58ed35cb13d49d1d1c1e4a5c6f9f531a2
MD5 hash:
40efc841341baa88435fb4b001a96ead
SHA1 hash:
40761876f05d432854b3f7410ab31a6e34f9b895
Link:
https://www.unpac.me/results/c859499c-977f-42fd-b6bc-5e6ca2d272d2/
SH256 hash:
79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4
MD5 hash:
6c252bd0d2276c27af37629d8cf891db
SHA1 hash:
77a8f28e1594ffdca929e0f7528ce578a2758282
Link:
https://www.unpac.me/results/c859499c-977f-42fd-b6bc-5e6ca2d272d2/
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 79ba6f438dc061cd67dd554bccb6a3a8c7263615565d324b48e92d5a3e4a82d4

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3253370/

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