MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0af763abdb40c163bb84dfe6aeca0ef709547aa8d690f0f0600db44924b366f3. 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: 0af763abdb40c163bb84dfe6aeca0ef709547aa8d690f0f0600db44924b366f3
SHA3-384 hash: 71877c0e4b212abf845fef0cf0a300df15e87bad9721a6f94dde1028cb77e57d60ba9f24d3d446e8e46e760ad2964933
SHA1 hash: bda90354c252e44b3ee5aac4f194966b038b40e4
MD5 hash: b557e8133dab5a0832eecd845afcffbe
humanhash: aspen-nine-sixteen-montana
File name:b557e8133dab5a0832eecd845afcffbe.exe
Download: download sample
Signature Stop
Create hunting rule
File size:836'608 bytes
First seen:2021-05-27 18:51:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 556bc424bd608c9e064a122699e67eca (7 x RaccoonStealer, 6 x Stop, 1 x CryptBot)
ssdeep 24576:KT05PoDvM4c5xgaBkIIYis9blLtSwpOsgSp3H//:fevM4c5xplIYiWxtSfsz3//
Threatray 155 similar samples on MalwareBazaar
TLSH 8105F121A6E1D038F0F322B545B6C2B8A53A7DB2BB3090CB52D13BE955746E7AC30757
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://212.237.61.115/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://212.237.61.115/ https://threatfox.abuse.ch/ioc/65646/

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b557e8133dab5a0832eecd845afcffbe.exe
Verdict:
Suspicious activity
Analysis date:
2021-05-27 21:22:14 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/12096862-bc4f-4fe5-9a00-8c7171321f02

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/162790/
Detection(s):
Win.Ransomware.Gandcrypt-9865158-0
Create hunting rule

Win.Ransomware.Gandcrypt-9865160-0
Create hunting rule

Win.Packed.Gandcrypt-9865196-0
Create hunting rule

Win.Packed.Generic-9865218-0
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/793505
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 domain / URL
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: 425902 Sample: I1arfmtydV.exe Startdate: 27/05/2021 Architecture: WINDOWS Score: 100 104 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->104 106 Multi AV Scanner detection for domain / URL 2->106 108 Found malware configuration 2->108 110 7 other signatures 2->110 12 I1arfmtydV.exe 2->12         started        15 I1arfmtydV.exe 2->15         started        17 I1arfmtydV.exe 2->17         started        19 I1arfmtydV.exe 2->19         started        process3 signatures4 128 Detected unpacking (changes PE section rights) 12->128 130 Detected unpacking (overwrites its own PE header) 12->130 132 Contains functionality to inject code into remote processes 12->132 21 I1arfmtydV.exe 1 16 12->21         started        134 Writes many files with high entropy 15->134 25 I1arfmtydV.exe 15->25         started        136 Injects a PE file into a foreign processes 17->136 27 I1arfmtydV.exe 17->27         started        29 I1arfmtydV.exe 19->29         started        process5 dnsIp6 94 api.2ip.ua 77.123.139.190, 443, 49733, 49738 VOLIA-ASUA Ukraine 21->94 74 C:\Users\user\AppData\...\I1arfmtydV.exe, PE32 21->74 dropped 76 C:\Users\...\I1arfmtydV.exe:Zone.Identifier, ASCII 21->76 dropped 31 I1arfmtydV.exe 21->31         started        34 icacls.exe 21->34         started        96 asvb.top 25->96 78 C:\Users\user\Desktop\I1arfmtydV.exe, data 25->78 dropped 98 192.168.2.1 unknown unknown 29->98 file7 process8 signatures9 138 Injects a PE file into a foreign processes 31->138 36 I1arfmtydV.exe 1 27 31->36         started        41 updatewin1.exe 31->41         started        process10 dnsIp11 90 asvb.top 35.235.74.220, 49739, 49740, 49742 GOOGLEUS United States 36->90 92 api.2ip.ua 36->92 66 C:\Users\user\AppData\...\appsglobals.txt, COM 36->66 dropped 68 C__Windows_SystemA...e_Desktop_22[1].txt, DOS 36->68 dropped 70 C:\Users\user\...\mirroring_hangouts.js, DOS 36->70 dropped 72 179 other files (168 malicious) 36->72 dropped 112 Modifies existing user documents (likely ransomware behavior) 36->112 43 5.exe 36->43         started        46 updatewin2.exe 36->46         started        49 updatewin1.exe 2 36->49         started        51 powershell.exe 41->51         started        file12 signatures13 process14 file15 118 Detected unpacking (changes PE section rights) 43->118 120 Detected unpacking (overwrites its own PE header) 43->120 122 Writes many files with high entropy 43->122 53 5.exe 43->53         started        88 C:\Windows\System32\drivers\etc\hosts, ASCII 46->88 dropped 124 Mutes Antivirus updates and installments via hosts file black listing 46->124 126 Modifies the hosts file 46->126 58 conhost.exe 51->58         started        signatures16 process17 dnsIp18 100 tttttt.me 95.216.186.40, 443, 49752 HETZNER-ASDE Germany 53->100 102 45.153.230.32, 49753, 80 TEAM-HOSTASRU Russian Federation 53->102 80 C:\Users\user\AppData\...\pY4zE3fX7h.zip, Zip 53->80 dropped 82 C:\Users\user\AppData\...\5AP50z5DtDN.zip, Zip 53->82 dropped 84 C:\Users\user\AppData\LocalLow\sqlite3.dll, PE32 53->84 dropped 86 58 other files (none is malicious) 53->86 dropped 114 Tries to steal Mail credentials (via file access) 53->114 116 Tries to harvest and steal browser information (history, passwords, etc) 53->116 60 cmd.exe 53->60         started        file19 signatures20 process21 process22 62 conhost.exe 60->62         started        64 timeout.exe 60->64         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0af763abdb40c163bb84dfe6aeca0ef709547aa8d690f0f0600db44924b366f3/
Threat name:
Win32.Trojan.Glupteba
Create hunting rule
Status:
Malicious
First seen:
2021-05-27 11:00:44 UTC
File Type:
PE (Exe)
Extracted files:
21
AV detection:
35 of 47 (74.47%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bl3whk63idawho4e37tk5sqo64evi6vi22ipb4dabw2esjftm3zq._file
Verdict:
malicious
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+ 145 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/210527-mnrq18yfbj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Modifies file permissions
Executes dropped EXE
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/0af763abdb40c163bb84dfe6aeca0ef709547aa8d690f0f0600db44924b366f3

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 0af763abdb40c163bb84dfe6aeca0ef709547aa8d690f0f0600db44924b366f3

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1256494/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/162790/

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