MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97cbb66c4aa827089ee75. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments

SHA256 hash: 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97cbb66c4aa827089ee75
SHA3-384 hash: d3cf3942839e6cb03974d5fcef7f0bf2b6be11c20955712570afbc573d3e98e1bc3e21269d3ccb38911d707c29d8fc01
SHA1 hash: 289a454f384c9027904cfce7d69c7c1626c2ca87
MD5 hash: 805a09fc14592c2acfbb1eb90502f8a7
humanhash: hydrogen-wisconsin-beer-uranus
File name:7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe
Download: download sample
Signature Stop
File size:713'728 bytes
First seen:2023-02-13 16:35:37 UTC
Last seen:2023-02-13 18:29:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash a915562f5b4dfee9fa3c29b2972ad3d7 (2 x RedLineStealer, 2 x Smoke Loader, 1 x Stop)
ssdeep 12288:H/WXVfA9z5ceiH9ExapEAGQWeGqlt/qnGL9qtjFLB8hAPmkEkAft2Vd1PaZRSH:HO+9zOeQWeG68nGLgjFFNPLitCDPaXSH
Threatray 3'233 similar samples on MalwareBazaar
TLSH T112E4122337C1D032C1691A365D6DC6F67A2EF8729F79766B77681E2E0E342C09676301
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 916a6e6a6a6a6a64 (27 x RedLineStealer, 23 x Smoke Loader, 10 x RecordBreaker)
Reporter abuse_ch
Tags:exe Stop


Avatar
abuse_ch
Stop C2:
http://bihsy.com/test2/get.php

Intelligence


File Origin
# of uploads :
2
# of downloads :
226
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-02-13 16:04:08 UTC
Tags:
loader trojan ransomware stop stealer vidar

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Sending an HTTP GET request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Sending a custom TCP request
Сreating synchronization primitives
Deleting a recently created file
DNS request
Query of malicious DNS domain
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
Sending an HTTP GET request to an infection source
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
greyware packed
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:
STOP Ransomware
Verdict:
Malicious
Result
Threat name:
Babuk, Djvu
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Signature
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 ransom note / readme
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies existing user documents (likely ransomware behavior)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Writes a notice file (html or txt) to demand a ransom
Yara detected Babuk Ransomware
Yara detected Djvu Ransomware
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 806360 Sample: 7c49006f7f3884f9c9b05d53bbf... Startdate: 13/02/2023 Architecture: WINDOWS Score: 100 56 Snort IDS alert for network traffic 2->56 58 Multi AV Scanner detection for domain / URL 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 7 other signatures 2->62 8 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 2->8         started        11 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 2->11         started        13 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 2->13         started        15 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 2->15         started        process3 signatures4 66 Multi AV Scanner detection for dropped file 8->66 68 Detected unpacking (changes PE section rights) 8->68 70 Detected unpacking (overwrites its own PE header) 8->70 74 2 other signatures 8->74 17 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 19 8->17         started        72 Injects a PE file into a foreign processes 11->72 22 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 1 16 11->22         started        24 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 12 13->24         started        26 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 12 15->26         started        process5 dnsIp6 48 bihsy.com 185.95.186.58, 49705, 80 NEXTNET-ASIQ Iraq 17->48 36 C:\Users\user\...\ZBEDCJPBEY.docx.hhee (copy), COM 17->36 dropped 38 C:\Users\user\Downloads\ZBEDCJPBEY.docx, COM 17->38 dropped 40 C:\Users\user\_readme.txt, ASCII 17->40 dropped 46 6 other malicious files 17->46 dropped 64 Modifies existing user documents (likely ransomware behavior) 17->64 50 api.2ip.ua 162.0.217.254, 443, 49699, 49701 ACPCA Canada 22->50 52 192.168.2.1 unknown unknown 22->52 42 7c49006f7f3884f9c9...2160610f2310e97.exe, PE32 22->42 dropped 44 7c49006f7f3884f9c9...exe:Zone.Identifier, ASCII 22->44 dropped 28 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 22->28         started        31 icacls.exe 22->31         started        file7 signatures8 process9 signatures10 76 Injects a PE file into a foreign processes 28->76 33 7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97.exe 12 28->33         started        process11 dnsIp12 54 api.2ip.ua 33->54
Threat name:
Win32.Trojan.SmokeLoader
Status:
Malicious
First seen:
2023-02-13 16:36:06 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:djvu family:vidar botnet:19 discovery persistence ransomware spyware stealer
Behaviour
Checks processor information in registry
Creates scheduled task(s)
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Modifies file permissions
Reads user/profile data of web browsers
Downloads MZ/PE file
Detected Djvu ransomware
Djvu Ransomware
Vidar
Malware Config
C2 Extraction:
http://bihsy.com/test2/get.php
Unpacked files
SH256 hash:
7c49006f7f3884f9c9b05d53bbfbee2160610f2310e97cbb66c4aa827089ee75
MD5 hash:
805a09fc14592c2acfbb1eb90502f8a7
SHA1 hash:
289a454f384c9027904cfce7d69c7c1626c2ca87
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:MALWARE_Win_STOP
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:SUSP_XORed_URL_in_EXE
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:Windows_Ransomware_Stop_1e8d48ff
Author:Elastic Security
Rule name:win_stop_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stop.

File information


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

Comments