MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
SHA3-384 hash: 2b648d8a81fac0072aa1868c209da08e79fa7d60fe74d811975c4a7050d5cb0faec7a3ca07370e3c74d0cda136e8c7ec
SHA1 hash: 6a86e5b61c134f7db8f50fb17b3ca9e9a2984029
MD5 hash: 82661ca16a1713263f9a11beaf43efee
humanhash: vegan-red-delta-harry
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:299'936 bytes
First seen:2024-09-20 01:43:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:J+kSx0+OvgVz6/MtajJ4i34rnJMJkBccaJntC8OmkwDDAI7F3EO:LSxJsgg/PjJ4b7JwkBvaJnQTwDDAI7dt
Threatray 27 similar samples on MalwareBazaar
TLSH T16154121699E4BC62EF5B1FF63CA9D131FA509AF0B54280C3219FC1751A87381BBA41DD
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:exe vidar


Avatar
Bitsight
url: http://147.45.44.104/prog/66ecb44e7f1ca_vdfshd15.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
486
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-20 01:45:38 UTC
Tags:
vidar telegram stealer
Link:
https://app.any.run/tasks/7df5ea66-cc2b-421d-8239-616e5a3c105c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Pwsx-10035189-0
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66ecd364f129e67ada901424
Tags:
Banker Encryption Generic Network Static Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Searching for the window
Launching a process
Creating a file
Creating a file in the %temp% directory
Сreating synchronization primitives
DNS request
Behavior that indicates a threat
Using the Windows Management Instrumentation requests
Running batch commands
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
67%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66ecd363800c7315e1ca852a/reports/2ecfddf2-3a65-4467-b400-b2ca92956e9b/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
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/d9195a43-cc07-444c-be6c-f703d6e44652
Result
Threat name:
LummaC, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1514293
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
Multi AV Scanner detection for domain / URL
Multi AV Scanner 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)
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: 1514293 Sample: file.exe Startdate: 20/09/2024 Architecture: WINDOWS Score: 100 51 t.me 2->51 53 steamcommunity.com 2->53 55 11 other IPs or domains 2->55 71 Multi AV Scanner detection for domain / URL 2->71 73 Suricata IDS alerts for network traffic 2->73 75 Found malware configuration 2->75 77 13 other signatures 2->77 9 file.exe 2 2->9         started        signatures3 process4 file5 41 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 9->41 dropped 89 Contains functionality to inject code into remote processes 9->89 91 Writes to foreign memory regions 9->91 93 Allocates memory in foreign processes 9->93 95 Injects a PE file into a foreign processes 9->95 13 RegAsm.exe 1 104 9->13         started        18 conhost.exe 9->18         started        signatures6 process7 dnsIp8 63 t.me 149.154.167.99, 443, 49739, 49778 TELEGRAMRU United Kingdom 13->63 65 116.202.0.195, 443, 49740, 49741 HETZNER-ASDE Germany 13->65 67 147.45.44.104, 49764, 80 FREE-NET-ASFREEnetEU Russian Federation 13->67 43 C:\Users\...\66ecb454d2b4a_lgfdsjgds[1].exe, PE32 13->43 dropped 45 C:\Users\...\66ecb44c35444_vfdhsgdf[1].exe, PE32 13->45 dropped 47 C:\ProgramData\softokn3.dll, PE32 13->47 dropped 49 7 other files (5 malicious) 13->49 dropped 97 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 13->97 99 Found many strings related to Crypto-Wallets (likely being stolen) 13->99 101 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 13->101 103 5 other signatures 13->103 20 IDBKKKKKFB.exe 2 13->20         started        23 CAAEBFHJJD.exe 2 13->23         started        25 cmd.exe 1 13->25         started        file9 signatures10 process11 signatures12 79 Multi AV Scanner detection for dropped file 20->79 81 Writes to foreign memory regions 20->81 83 Allocates memory in foreign processes 20->83 85 LummaC encrypted strings found 20->85 27 RegAsm.exe 20->27         started        30 conhost.exe 20->30         started        87 Injects a PE file into a foreign processes 23->87 32 RegAsm.exe 93 23->32         started        35 conhost.exe 23->35         started        37 conhost.exe 25->37         started        39 timeout.exe 1 25->39         started        process13 dnsIp14 57 metallygaricwo.shop 104.21.75.242, 443, 49773 CLOUDFLARENETUS United States 27->57 59 chickerkuso.shop 172.67.173.81, 443, 49768 CLOUDFLARENETUS United States 27->59 61 5 other IPs or domains 27->61 69 Tries to harvest and steal browser information (history, passwords, etc) 32->69 signatures15
Score:
85%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-09-20 01:44:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6v7foid3e5sc43z6qk6ejksaph4kcnl2rkddihfm5cc27hf26tta._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
3493ca80cb445940439578b4535ce772ced104d2de1c2ce35f203422d325508f
Vidar
6f8b44c727d44c82461e3e33098a1d93517bd200c4489120914f34e22715309c
Vidar
79f55e512650a285ebf179fa0c39eafac956174dc28518fa4280ce765cdea0dd
Vidar
d63d18c67f83e54c77072aa953c5e5c0496a7a4c2ac6ca8bd07e211ee80b3d6c
Vidar
d737637ee5f121d11a6f3295bf0d51b06218812b5ec04fe9ea484921e905a207
Vidar
f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
Vidar
+ 17 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240920-b5tg3ssejg/
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
Credentials from Password Stores: Credentials from Web Browsers
Detect Vidar Stealer
Vidar
Malware Config
C2 Extraction:
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/56550d1a-b0ec-4420-a152-6d395835af74
Unpacked files
SH256 hash:
34e84c7b7db90f963c617a8a2c512d5bedec7ca3e81236bbb371a73ac61e771e
MD5 hash:
2431dd16ed5aeecca3c614502f16049b
SHA1 hash:
9cf5c0e134a270398a5bb78e6c1e2c9029aca6ee
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/7756f65b-0fee-45db-beac-5a18f2768730/
Parent samples :
c67c9fdc96742ea8ed38f21193d31eaad94ddc43bb7fb0f3ef88d17d102008b0
6c6ec35999113818b53305fdfd10b9afb24129d3299a06e2f8b4204f327ab98d
5c4992108c7c312408fb94508890b2615fbe7fecb09cac3b7a2cf38581e28be5
f85d8599ca58d0d08292f94a6c51d6d8d21f050fef35862392106c549b12fba6
f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
SH256 hash:
0ab41930f0a18d7629031bf5cd9a8c7090c13983c1d7567b9018185f0fa18f0d
MD5 hash:
2890a00ef6943ed98e2b7c6e3e49ae1c
SHA1 hash:
9072a751e68fe39222aebc87ffb898a423310ce9
Link:
https://www.unpac.me/results/7756f65b-0fee-45db-beac-5a18f2768730/
SH256 hash:
f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6
MD5 hash:
82661ca16a1713263f9a11beaf43efee
SHA1 hash:
6a86e5b61c134f7db8f50fb17b3ca9e9a2984029
Link:
https://www.unpac.me/results/7756f65b-0fee-45db-beac-5a18f2768730/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f57e57207b27/report/overview.html
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:Detect_APT29_WINELOADER_Backdoor
Create hunting rule
Author:daniyyell
Description:Detects APT29's WINELOADER backdoor variant used in phishing campaigns, this rule also detect bad pdf,shtml,htm and vbs or maybe more depends
Reference:https://cloud.google.com/blog/topics/threat-intelligence/apt29-wineloader-german-political-parties
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 f57e57207b27642e6f3e82bc44aa4079f8a1357a8a86341cace885af9cbaf4e6

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3181858/

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