MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e8a2bbe5b02848120f1c1162fdde82e9b0f95a218fc3f30ad8fd14377705fc8. 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


Stop


Vendor detections: 10


Intelligence 10 IOCs 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4e8a2bbe5b02848120f1c1162fdde82e9b0f95a218fc3f30ad8fd14377705fc8
SHA3-384 hash: d16ae443fb3d3ad38964ef9bf6dd9d03a4e7d80bfa7140186b3101f3c9cf24a9b77e835fcfcde9c5f7b44209b64ffdf0
SHA1 hash: a0dc49fa7abe18bc36bb3cc9bd1530e807f3ab78
MD5 hash: f11047cc52043cd949700319a63cc986
humanhash: august-delta-fix-cardinal
File name:f11047cc52043cd949700319a63cc986.exe
Download: download sample
Signature Stop
Create hunting rule
File size:840'704 bytes
First seen:2021-05-28 15:20:06 UTC
Last seen:2021-05-28 15:42:56 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a31151b8599e7385dee2461451ee66a3 (4 x RaccoonStealer, 3 x Stop, 1 x CryptBot)
ssdeep 12288:/nFo7lvy2ch/1gk5sUO5p+xPTQaSY9A2Q77Jj03T4zUwCNNdNIIHdc3MOZp8d1:u7lQ11RO5p+xPTQR777ij8KsT3/cd1
Threatray 169 similar samples on MalwareBazaar
TLSH 5705F130A6A1C078F0F315FC05B9A678653A7DB2A77491CB62D02BEF4671AE59C30793
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://45.153.230.32/

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://45.153.230.32/ https://threatfox.abuse.ch/ioc/66258/

Intelligence

File Origin
# of uploads :
2
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f11047cc52043cd949700319a63cc986.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-28 16:46:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a661c9d5-57e4-4e54-8e9f-db2021b77535

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/162987/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.46371074.17877.18426.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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.
Result
Threat name:
Djvu
Create hunting rule
Detection:
malicious
Classification:
rans.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/793920
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Found ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Multi AV Scanner detection for submitted file
Mutes Antivirus updates and installments via hosts file black listing
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file access)
Writes many files with high entropy
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 426316 Sample: Uk30AkDmfz.exe Startdate: 28/05/2021 Architecture: WINDOWS Score: 100 100 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->100 102 Found malware configuration 2->102 104 Antivirus detection for URL or domain 2->104 106 6 other signatures 2->106 12 Uk30AkDmfz.exe 2->12         started        15 Uk30AkDmfz.exe 2->15         started        17 Uk30AkDmfz.exe 2->17         started        19 Uk30AkDmfz.exe 2->19         started        process3 signatures4 122 Detected unpacking (changes PE section rights) 12->122 124 Detected unpacking (overwrites its own PE header) 12->124 126 Contains functionality to inject code into remote processes 12->126 21 Uk30AkDmfz.exe 1 16 12->21         started        128 Writes many files with high entropy 15->128 130 Injects a PE file into a foreign processes 15->130 25 Uk30AkDmfz.exe 15->25         started        27 Uk30AkDmfz.exe 17->27         started        29 Uk30AkDmfz.exe 12 19->29         started        process5 dnsIp6 86 api.2ip.ua 77.123.139.190, 443, 49695, 49704 VOLIA-ASUA Ukraine 21->86 74 C:\Users\user\AppData\...\Uk30AkDmfz.exe, PE32 21->74 dropped 76 C:\Users\...\Uk30AkDmfz.exe:Zone.Identifier, ASCII 21->76 dropped 31 Uk30AkDmfz.exe 21->31         started        34 icacls.exe 21->34         started        88 192.168.2.1 unknown unknown 25->88 90 asvb.top 27->90 78 C:\Users\user\Desktop\Uk30AkDmfz.exe, data 27->78 dropped file7 process8 signatures9 132 Injects a PE file into a foreign processes 31->132 36 Uk30AkDmfz.exe 1 26 31->36         started        process10 dnsIp11 82 asvb.top 35.235.74.220, 49705, 49706, 49707 GOOGLEUS United States 36->82 84 api.2ip.ua 36->84 66 C:\Users\user\AppData\Local\...\fcmain[1].js, COM 36->66 dropped 68 C:\Users\user\AppData\...\updatewin2.exe, PE32 36->68 dropped 70 C:\Users\user\AppData\Local\...\5.exe, PE32 36->70 dropped 72 229 other files (218 malicious) 36->72 dropped 108 Modifies existing user documents (likely ransomware behavior) 36->108 41 5.exe 36->41         started        44 updatewin2.exe 36->44         started        file12 signatures13 process14 file15 110 Detected unpacking (changes PE section rights) 41->110 112 Detected unpacking (overwrites its own PE header) 41->112 114 Writes many files with high entropy 41->114 116 Injects a PE file into a foreign processes 41->116 47 5.exe 41->47         started        80 C:\Windows\System32\drivers\etc\hosts, ASCII 44->80 dropped 118 Mutes Antivirus updates and installments via hosts file black listing 44->118 120 Modifies the hosts file 44->120 signatures16 process17 dnsIp18 92 tttttt.me 95.216.186.40, 443, 49713 HETZNER-ASDE Germany 47->92 94 34.105.230.174, 49716, 80 GOOGLEUS United States 47->94 58 C:\Users\user\AppData\...\pY4zE3fX7h.zip, Zip 47->58 dropped 60 C:\Users\user\AppData\...\JxIK6FauIeZ.zip, Zip 47->60 dropped 62 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 47->62 dropped 64 58 other files (none is malicious) 47->64 dropped 96 Tries to steal Mail credentials (via file access) 47->96 98 Tries to harvest and steal browser information (history, passwords, etc) 47->98 52 cmd.exe 47->52         started        file19 signatures20 process21 process22 54 conhost.exe 52->54         started        56 timeout.exe 52->56         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4e8a2bbe5b02848120f1c1162fdde82e9b0f95a218fc3f30ad8fd14377705fc8/
Threat name:
Win32.Infostealer.Racealer
Create hunting rule
Status:
Malicious
First seen:
2021-05-28 03:46:23 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=j2fcxps3akcicihryelc7xpif2nq7fncdd6d6mfnr7iug53ql7ea._file
Verdict:
malicious
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+ 159 additional samples on MalwareBazaar
Result
Malware family:
raccoon
Create hunting rule
Score:
  10/10
Tags:
family:raccoon botnet:1d76a465540f6a904ac9f1310fe3a3824b5b4549 discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210528-ekcscwpsj2/
Behaviour
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Loads dropped DLL
Modifies file permissions
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Modifies extensions of user files
Deletes Windows Defender Definitions
Raccoon
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/4e8a2bbe5b02848120f1c1162fdde82e9b0f95a218fc3f30ad8fd14377705fc8

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:MALWARE_Win_STOP
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

File information

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

Web download

Stop

Executable exe 4e8a2bbe5b02848120f1c1162fdde82e9b0f95a218fc3f30ad8fd14377705fc8

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/162987/
  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download

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