MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a. 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: bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
SHA3-384 hash: a5c2b60dab2b377ca40c3e9564feccba53ae9439342a31a1791fdc11921371b60763026d7607ac14363dd3973745fac1
SHA1 hash: 7bfcbf9992daaa0170183cc1b95cd63f6662e8ae
MD5 hash: 570f9923f42d17f4bd778860dafb71f8
humanhash: cold-grey-video-tennessee
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:290'344 bytes
First seen:2024-09-16 07:49:14 UTC
Last seen:2024-09-16 07:51:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:jRIfH7BVtMCGGLvSd8RWFFmB0fS8jzhlQzYEXnIfcvEO:jR2bztlGGk8RWk4SkXQcE4fUEO
TLSH T1EA54235107BC2477EEEE0C3804AA8A1E3270FBF96C92426F8715C195CF92746AD6939D
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/66e7dde32d7a4_vdsfg.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
462
Origin country :
US US
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
Verdict:
Malicious activity
Analysis date:
2024-09-16 12:24:07 UTC
Tags:
vidar telegram stealer stealc
Link:
https://app.any.run/tasks/5feb84d9-2dc7-4cd7-bdd0-1c88a65b68d1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Msilheracles-10036160-0
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66e7e32c2ebf76853bd5d3e3
Tags:
Encryption Static
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66e7e32c5e9303a29421f7f4/reports/80480e5f-3b2c-43fb-a0f5-815d3ca7d7af/overview
Verdict:
Malicious
Labled as:
Cerbu.Generic
Link:
https://www.hybrid-analysis.com/sample/bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
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/96a0cc29-7570-4170-a1e6-2b3f6ae32513
Result
Threat name:
LummaC, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1511739
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 evasive API chain (may stop execution after checking locale)
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
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1511739 Sample: file.exe Startdate: 16/09/2024 Architecture: WINDOWS Score: 100 102 t.me 2->102 104 stitchmiscpaew.shop 2->104 106 11 other IPs or domains 2->106 126 Multi AV Scanner detection for domain / URL 2->126 128 Suricata IDS alerts for network traffic 2->128 130 Found malware configuration 2->130 132 15 other signatures 2->132 12 file.exe 2 2->12         started        signatures3 process4 file5 94 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 12->94 dropped 162 Contains functionality to inject code into remote processes 12->162 164 Writes to foreign memory regions 12->164 166 Allocates memory in foreign processes 12->166 168 Injects a PE file into a foreign processes 12->168 16 RegAsm.exe 1 148 12->16         started        21 RegAsm.exe 12->21         started        23 conhost.exe 12->23         started        25 3 other processes 12->25 signatures6 process7 dnsIp8 96 t.me 149.154.167.99, 443, 49737, 49775 TELEGRAMRU United Kingdom 16->96 98 159.69.100.83, 443, 49739, 49741 HETZNER-ASDE Germany 16->98 100 brasstech.in 192.185.139.21, 443, 49763, 49767 UNIFIEDLAYER-AS-1US United States 16->100 78 C:\Users\user\AppData\...\vnfdamfs[1].exe, PE32 16->78 dropped 80 C:\Users\user\AppData\Local\...\shbwdh[1].exe, PE32 16->80 dropped 82 C:\ProgramData\softokn3.dll, PE32 16->82 dropped 84 7 other files (5 malicious) 16->84 dropped 114 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 16->114 116 Found many strings related to Crypto-Wallets (likely being stolen) 16->116 118 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 16->118 124 2 other signatures 16->124 27 ECBGHCGCBK.exe 2 16->27         started        30 AAAAAAAAAA.exe 2 16->30         started        32 cmd.exe 16->32         started        120 Found evasive API chain (may stop execution after checking locale) 21->120 122 Searches for specific processes (likely to inject) 21->122 file9 signatures10 process11 signatures12 154 Multi AV Scanner detection for dropped file 27->154 156 Writes to foreign memory regions 27->156 158 Allocates memory in foreign processes 27->158 34 RegAsm.exe 32 27->34         started        39 conhost.exe 27->39         started        160 Injects a PE file into a foreign processes 30->160 41 RegAsm.exe 30->41         started        43 conhost.exe 30->43         started        45 RegAsm.exe 30->45         started        51 3 other processes 30->51 47 conhost.exe 32->47         started        49 timeout.exe 32->49         started        process13 dnsIp14 108 147.45.44.104, 49772, 80 FREE-NET-ASFREEnetEU Russian Federation 34->108 110 46.8.231.109, 49766, 49770, 49771 FIORD-ASIP-transitoperatorinRussiaUkraineandBaltics Russian Federation 34->110 86 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 34->86 dropped 88 C:\Users\user\AppData\...\mozglue[1].dll, PE32 34->88 dropped 90 C:\Users\user\AppData\...\freebl3[1].dll, PE32 34->90 dropped 92 7 other files (5 malicious) 34->92 dropped 134 Tries to steal Mail credentials (via file / registry access) 34->134 136 Found many strings related to Crypto-Wallets (likely being stolen) 34->136 138 Tries to harvest and steal ftp login credentials 34->138 140 3 other signatures 34->140 53 cmd.exe 34->53         started        55 cmd.exe 34->55         started        file15 signatures16 process17 process18 57 userGIEGHJEGHJ.exe 53->57         started        60 conhost.exe 53->60         started        62 userIEHCBAFIDA.exe 55->62         started        64 conhost.exe 55->64         started        signatures19 144 Multi AV Scanner detection for dropped file 57->144 146 Writes to foreign memory regions 57->146 148 Allocates memory in foreign processes 57->148 150 LummaC encrypted strings found 57->150 66 RegAsm.exe 57->66         started        69 conhost.exe 57->69         started        152 Injects a PE file into a foreign processes 62->152 71 RegAsm.exe 62->71         started        74 conhost.exe 62->74         started        76 RegAsm.exe 62->76         started        process20 dnsIp21 112 steamcommunity.com 23.197.127.21, 443, 49774 AKAMAI-ASN1EU United States 66->112 142 Tries to harvest and steal browser information (history, passwords, etc) 71->142 signatures22
Score:
59%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a/
Threat name:
ByteCode-MSIL.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-09-16 07:50:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xosul5surjkq6qkp3zdij3cs7p5atjhythv7tsuu5r77yiokkgna._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:stealc family:vidar botnet:default credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240916-jn9fzawfkh/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Credentials from Password Stores: Credentials from Web Browsers
Detect Vidar Stealer
Stealc
Vidar
Malware Config
C2 Extraction:
https://t.me/edm0d
https://steamcommunity.com/profiles/76561199768374681
http://46.8.231.109
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5feb86ba-5b0b-4233-b189-586a16d23a91
Unpacked files
SH256 hash:
12586d6934d2ed2ac9e06f6baeea97c21eebd83b2fb682e7d12626cab1a294d3
MD5 hash:
742f98041b1603e26c332c606044e931
SHA1 hash:
19ffb67ce5bd60120169fa4cd635e9b461612616
Detections:
VidarStealer
Create hunting rule
Link:
https://www.unpac.me/results/599393a6-f50c-4748-876d-9ca229d4f691/
Parent samples :
9ca478d53da793e89bf97d72d84ea97dcad229ecc0f776f91d10368ac7fa53ff
7fc6bc7f2cb710cf14da22c9e40b8407dbbe523ba7f8a91f8d67f5bce413d5c5
33da286e78538e3f5eda7b23c70578a1fda8a5b98069bd269b8a6035babe2b23
bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
be442a04bc031b4dc72835efeeeb025e9a103c8012382173965fba30bd3a96b9
56453e3c7fe50caac1128195b65d335e3c387c6ba251143f5c3419e6512d3b66
SH256 hash:
0ab41930f0a18d7629031bf5cd9a8c7090c13983c1d7567b9018185f0fa18f0d
MD5 hash:
2890a00ef6943ed98e2b7c6e3e49ae1c
SHA1 hash:
9072a751e68fe39222aebc87ffb898a423310ce9
Link:
https://www.unpac.me/results/599393a6-f50c-4748-876d-9ca229d4f691/
SH256 hash:
bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a
MD5 hash:
570f9923f42d17f4bd778860dafb71f8
SHA1 hash:
7bfcbf9992daaa0170183cc1b95cd63f6662e8ae
Link:
https://www.unpac.me/results/599393a6-f50c-4748-876d-9ca229d4f691/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/bba545f6548a/report/overview.html
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/bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a

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 bba545f6548a550f414fde4684ec52fbfa09a4f899ebf9ca94ec7ffc21ca519a

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3176558/

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