MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019. 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


Vidar


Vendor detections: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
SHA3-384 hash: 8ab9b8c1ba0ba2358f4ce49c7ae93f20bf0850cd27eb2573307516cfce860ad1a48e133986965aa0b1e8079c1d65947c
SHA1 hash: 98e75d05a6d4034a5f7e1e599490e5979be454d3
MD5 hash: 38d89dee3e519cce0366a2ce70b7ec0d
humanhash: glucose-wisconsin-mars-lamp
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:413'224 bytes
First seen:2024-09-25 15:49:09 UTC
Last seen:2024-09-26 10:31:30 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:S3EwTKSa5LjtkXODX+2Ivl2OQGCNGyBax3ntJfCkddx6yNfXypNHEApkEa4MX2zS:CEwhwLjtKOcbQGCgKq/fnkNkFpX22EO
Threatray 85 similar samples on MalwareBazaar
TLSH T19B942371CB38F7B2E56765F2BBB67E005F548065A292A5EB941C8233FE52F803D30564
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter Bitsight
Tags:147-45-44-104 exe Spam-ITA vidar


Avatar
Bitsight
url: http://147.45.44.104/prog/66f4247628ddf_vfdsgsfd15.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
492
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-25 15:50:32 UTC
Tags:
vidar stealer
Link:
https://app.any.run/tasks/cb42ab98-1c49-48d7-9e6c-ef5eb0867efc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.12875.6554.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f4312d56c487103d527e35
Tags:
Encryption Static Micro Tori Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Creating a file in the %temp% directory
Сreating synchronization primitives
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Connection attempt to an infection source
Running batch commands
Creating a process with a hidden window
Forced shutdown of a system process
Query of malicious DNS domain
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66f43136dcb7aa64740f5a58/reports/96701f29-35c1-4c23-82ff-26e0fa7a98b9/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/8f42e61d-f370-4779-aba1-1c8b343ae7b3
Result
Threat name:
LummaC, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1518457
Signature
.NET source code contains very large array initializations
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Sigma detected: New RUN Key Pointing to Suspicious Folder
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1518457 Sample: file.exe Startdate: 25/09/2024 Architecture: WINDOWS Score: 100 66 yalubluseks.eu 2->66 68 vozmeatillu.shop 2->68 70 11 other IPs or domains 2->70 88 Suricata IDS alerts for network traffic 2->88 90 Found malware configuration 2->90 92 Antivirus detection for URL or domain 2->92 94 14 other signatures 2->94 10 file.exe 2 2->10         started        14 MFDBG.exe 2->14         started        16 MFDBG.exe 2->16         started        signatures3 process4 file5 62 C:\Users\user\AppData\Local\...\file.exe.log, CSV 10->62 dropped 104 Contains functionality to inject code into remote processes 10->104 106 Writes to foreign memory regions 10->106 108 Allocates memory in foreign processes 10->108 110 Injects a PE file into a foreign processes 10->110 18 RegAsm.exe 1 152 10->18         started        23 conhost.exe 10->23         started        25 WerFault.exe 14->25         started        27 WerFault.exe 16->27         started        signatures6 process7 dnsIp8 72 cowod.hopto.org 45.132.206.251, 64417, 80 LIFELINK-ASRU Russian Federation 18->72 74 5.75.211.162, 443, 64386, 64387 HETZNER-ASDE Germany 18->74 76 2 other IPs or domains 18->76 54 C:\Users\user\...\66f424e80b9cc_idsmds[1].exe, PE32 18->54 dropped 56 C:\Users\...\66f4247d51812_lfdsjna[1].exe, PE32 18->56 dropped 58 C:\ProgramData\softokn3.dll, PE32 18->58 dropped 60 7 other files (5 malicious) 18->60 dropped 96 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->96 98 Found many strings related to Crypto-Wallets (likely being stolen) 18->98 100 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 18->100 102 5 other signatures 18->102 29 JDBGDHIIDA.exe 18->29         started        32 DGDAEHCBGI.exe 1 5 18->32         started        35 cmd.exe 18->35         started        file9 signatures10 process11 file12 114 Writes to foreign memory regions 29->114 116 Allocates memory in foreign processes 29->116 118 Injects a PE file into a foreign processes 29->118 120 LummaC encrypted strings found 29->120 37 RegAsm.exe 29->37         started        40 conhost.exe 29->40         started        52 C:\Users\user\AppData\Local\...\MFDBG.exe, PE32 32->52 dropped 122 Machine Learning detection for dropped file 32->122 42 MFDBG.exe 15 1004 32->42         started        46 conhost.exe 35->46         started        48 timeout.exe 35->48         started        signatures13 process14 dnsIp15 78 gutterydhowi.shop 104.21.4.136, 443, 64421 CLOUDFLARENETUS United States 37->78 80 drawzhotdog.shop 104.21.58.182, 443, 64419, 64426 CLOUDFLARENETUS United States 37->80 86 3 other IPs or domains 37->86 82 yalubluseks.eu 188.114.96.3, 443, 64413, 64416 CLOUDFLARENETUS European Union 42->82 84 api.ipify.org 172.67.74.152, 64415, 64418, 80 CLOUDFLARENETUS United States 42->84 64 C:\Users\user\AppData\...\FDWDZ.exe (copy), PE32 42->64 dropped 112 Machine Learning detection for dropped file 42->112 50 FDWDZ.exe 42->50         started        file16 signatures17 process18
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2024-09-25 15:24:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
13 of 38 (34.21%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x4hmjbltwnuq3hyczcnf3hnzjzi6qr5tvesd66476qzbjjzfuamq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
3b914f143432c17ca607ba232ba0122f78096dc04dd7ce3d297ed0036f3b1545
Vidar
78851cd6c72e3abea121c73a9cc1fed0737eb9cb794ffc50d0d5e5aa28a30141
Vidar
bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
Vidar
c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
Vidar
d1bd0c0a32f154e4a9c6eca1eafee762ccea17a390706025b63e657f0305f432
Vidar
fb371a0bf9bd2437bfeb1e15335f35f60f071662c0c6a1d3b9abd1359ad85c93
Vidar
+ 75 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:d80be45a1eb6454ca916f92c36ebf67d discovery spyware stealer
Link:
https://tria.ge/reports/240925-s9xhzaxbjc/
Behaviour
Checks processor information in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks installed software on the system
Reads user/profile data of web browsers
Downloads MZ/PE file
Detect Vidar Stealer
Vidar
Malware Config
C2 Extraction:
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1bd2f7a9-82a3-4f14-9fe9-33fb0c994776
Unpacked files
SH256 hash:
25127adb2d9e9fe2a1a76e63bbd2f9b6a5ab4307fe94ad47b28914cade5a6951
MD5 hash:
70715dec29400b45216f78278a3a5414
SHA1 hash:
339bee6441a1dcfac6dc7025d5ef471e1a7b23d7
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/b8227501-f0fa-4fc5-b4b5-6447334c0e56/
Parent samples :
eaec2f04454eb468c1f591be0487daec463582c2a1d839b2644f3df7ac449b7a
05f13d8e64e219b971189c97ef7ebec20ff1b5f9858bb88db814c62b4540f751
b5bb760b32b6cba8aae36d830b64c53cd3aa0d8ae0ec5686d604564f30ec46b9
922cc62136078b304e61183fc11d3a6258eecf23da272278897543b25ba1a541
bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
SH256 hash:
0a6b558dc092b4f6bce802a6407fe468f7b973c82db36e2d7a0d0db5635838b4
MD5 hash:
1fbd01ee768b7c4abfd2783a4707a072
SHA1 hash:
15288415ec755c2673da3c716386abfdd35aaaed
Link:
https://www.unpac.me/results/b8227501-f0fa-4fc5-b4b5-6447334c0e56/
SH256 hash:
bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019
MD5 hash:
38d89dee3e519cce0366a2ce70b7ec0d
SHA1 hash:
98e75d05a6d4034a5f7e1e599490e5979be454d3
Link:
https://www.unpac.me/results/b8227501-f0fa-4fc5-b4b5-6447334c0e56/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bf0ec48573b3/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
vidar
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Vidar

Executable exe bf0ec48573b3690d9f02c89a5d9db94e51e847b3a9243f7b9ff43214a725a019

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3191256/

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 (GUARD_CF)high

Comments