MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9
SHA3-384 hash: da4aef5e44f408ccdf1039d57cd5edbf4ea6eb0d838d82c8a8d54428e4337120d98a7a0a12b7dfc645bbb5b9ad0fea0f
SHA1 hash: 1a00d4808ce9e080b992900c23251b5b7374608b
MD5 hash: 7284f5e08c4a6251232bd6020ed4654a
humanhash: alanine-green-lamp-four
File name:7284f5e08c4a6251232bd6020ed4654a
Download: download sample
Signature CryptBot
Create hunting rule
File size:334'336 bytes
First seen:2021-10-26 10:52:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash a756627435b382dc3646987f64d479a5 (3 x Smoke Loader, 1 x DanaBot, 1 x CryptBot)
ssdeep 6144:XTjvH1pQTYXC5aYCGzD+SGiC4QTOHgVurU9FLVrKlWAYzGIXnMynVP:XnLUYy5aYCGzqSGiJ6hDVrKlvmXnMS
TLSH T1B464E100B7A0C872C5761D794421CAE15A3ABDD3E93C448B2BB7FA2FAE713D09967345
File icon (PE):PE icon
dhash icon fcfcd4d4d4d4d8c0 (75 x RedLineStealer, 56 x RaccoonStealer, 23 x Smoke Loader)
Reporter zbetcheckin
Tags:32 CryptBot exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/200161/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware1.15951.16690.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware lockbit packed
Link:
https://www.filescan.io/uploads/6177de10a9d585e6d538f1d8/reports/05d05cba-1b8d-4684-800c-62ce0da67fc7/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
CryptBot
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/df3d2c25-ea45-466c-a790-25cb78763759
Result
Threat name:
Cryptbot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/876918
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
Self deletion via cmd delete
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Cryptbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 509351 Sample: 2A3WqFvbp0 Startdate: 26/10/2021 Architecture: WINDOWS Score: 100 76 Found malware configuration 2->76 78 Antivirus detection for URL or domain 2->78 80 Antivirus detection for dropped file 2->80 82 9 other signatures 2->82 8 2A3WqFvbp0.exe 46 2->8         started        13 IntelRapid.exe 2->13         started        process3 dnsIp4 58 butzyr14.top 91.240.242.100, 49763, 49764, 80 PINDC-ASRU Russian Federation 8->58 60 kelsok22.top 185.87.48.171, 49761, 80 IHOR-ASRU Russian Federation 8->60 62 morwyk02.top 45.144.178.23, 49762, 80 ASBAXETNRU Russian Federation 8->62 42 C:\Users\user\AppData\Local\Temp\File.exe, PE32 8->42 dropped 44 C:\Users\user\AppData\Local\...\temple[1].exe, PE32 8->44 dropped 96 Detected unpacking (changes PE section rights) 8->96 98 Detected unpacking (overwrites its own PE header) 8->98 100 Self deletion via cmd delete 8->100 102 Tries to harvest and steal browser information (history, passwords, etc) 8->102 15 File.exe 25 8->15         started        19 cmd.exe 1 8->19         started        104 Query firmware table information (likely to detect VMs) 13->104 106 Hides threads from debuggers 13->106 108 Tries to detect sandboxes / dynamic malware analysis system (registry check) 13->108 file5 signatures6 process7 file8 46 C:\Users\user\AppData\Local\...\imbibe.exe, PE32+ 15->46 dropped 48 C:\Users\user\AppData\Local\...\galeusvp.exe, PE32 15->48 dropped 50 C:\Users\user\AppData\Local\Temp\...\UAC.dll, PE32 15->50 dropped 52 3 other files (none is malicious) 15->52 dropped 64 Antivirus detection for dropped file 15->64 21 galeusvp.exe 3 18 15->21         started        26 imbibe.exe 4 15->26         started        28 conhost.exe 19->28         started        30 timeout.exe 1 19->30         started        signatures9 process10 dnsIp11 56 ip-api.com 208.95.112.1, 49805, 80 TUT-ASUS United States 21->56 38 C:\Users\user\AppData\Local\...\uxaaaeo.vbs, ASCII 21->38 dropped 84 Antivirus detection for dropped file 21->84 86 Query firmware table information (likely to detect VMs) 21->86 88 May check the online IP address of the machine 21->88 94 2 other signatures 21->94 32 wscript.exe 12 21->32         started        40 C:\Users\user\AppData\...\IntelRapid.exe, PE32+ 26->40 dropped 90 Hides threads from debuggers 26->90 92 Tries to detect sandboxes / dynamic malware analysis system (registry check) 26->92 36 IntelRapid.exe 26->36         started        file12 signatures13 process14 dnsIp15 54 iplogger.org 88.99.66.31, 443, 49806 HETZNER-ASDE Germany 32->54 66 System process connects to network (likely due to code injection or exploit) 32->66 68 May check the online IP address of the machine 32->68 70 Query firmware table information (likely to detect VMs) 36->70 72 Hides threads from debuggers 36->72 74 Tries to detect sandboxes / dynamic malware analysis system (registry check) 36->74 signatures16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2021-10-26 10:53:04 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vvl3eckotuwly5n2nfoeiagshkgcibdobdvmnednn6ltut72564q._file
Verdict:
malicious
Result
Malware family:
danabot
Create hunting rule
Score:
  10/10
Tags:
family:cryptbot family:danabot botnet:4 banker discovery evasion spyware stealer themida trojan
Link:
https://tria.ge/reports/211026-myzajahbh6/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies registry class
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks BIOS information in registry
Deletes itself
Drops startup file
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Identifies VirtualBox via ACPI registry values (likely anti-VM)
CryptBot
Danabot
Danabot Loader Component
Suspicious use of NtCreateProcessExOtherParentProcess
Malware Config
C2 Extraction:
kelsok22.top
morwyk02.top
192.119.110.73:443
192.236.147.159:443
192.210.222.88:443
Unpacked files
SH256 hash:
54e71962426a18a9855352377ddc747c1d77f4dd937d2944a533619ad7f54ab3
MD5 hash:
2775585e9e09ce0be0a764b1f5b97935
SHA1 hash:
87ad5d4dbad3fdbf2d40d73d0e9bbee09c36a1e2
Link:
https://www.unpac.me/results/947c55a9-6c14-4658-847e-a0f86dbbe83d/
SH256 hash:
ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9
MD5 hash:
7284f5e08c4a6251232bd6020ed4654a
SHA1 hash:
1a00d4808ce9e080b992900c23251b5b7374608b
Link:
https://www.unpac.me/results/947c55a9-6c14-4658-847e-a0f86dbbe83d/
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/ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9

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:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:MALWARE_Win_CryptBot
Create hunting rule
Author:ditekSHen
Description:CryptBot/Fugrafa stealer payload

File information

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

Web download

CryptBot

Executable exe ad57b2094e9d2cbc75ba695c4400d23a8c24046e08eac6906d6f973a4ffaefb9

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/200161/
  
URLhaus
https://urlhaus.abuse.ch/url/1715351/

Comments


Avatar
zbet commented on 2021-10-26 10:52:55 UTC

url : hxxp://butcuv02.top/downfiles/file.exe