MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b
SHA3-384 hash: 8cba3b826734560d0c8268b04fbe7f4f3016cced18a5c023043e25b856ed60aa4c33ee1b02c1ce062a089583182c072c
SHA1 hash: 221a41e891356d14d4447ac5a4500e6c188b648f
MD5 hash: c0272deaa2bd76e52aefb8c0ef77425a
humanhash: neptune-summer-white-fillet
File name:c0272deaa2bd76e52aefb8c0ef77425a.exe
Download: download sample
Signature Vidar
Create hunting rule
File size:349'696 bytes
First seen:2023-09-03 07:26:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 86ad0e3d91ec35fd419d3de1888ddee4 (7 x Smoke Loader, 5 x Vidar, 2 x RedLineStealer)
ssdeep 6144:Au72FNBO030D45CmnJfSLVKu+TmRzW6y:Auws03KyUKEz7y
Threatray 51 similar samples on MalwareBazaar
TLSH T116749D83E2D0BC7DD52107368F1EC7EC772EB8608D256B9627467E1E19712B2D99B301
TrID 37.3% (.EXE) Win64 Executable (generic) (10523/12/4)
17.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
16.0% (.EXE) Win32 Executable (generic) (4505/5/1)
7.3% (.ICL) Windows Icons Library (generic) (2059/9)
7.2% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 080818280a030600 (1 x Stealc, 1 x Vidar)
Reporter abuse_ch
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
268
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
arkei
Create hunting rule
ID:
1
File name:
c0272deaa2bd76e52aefb8c0ef77425a.exe
Verdict:
Malicious activity
Analysis date:
2023-09-03 07:51:50 UTC
Tags:
gcleaner loader stealer arkei vidar
Link:
https://app.any.run/tasks/df92fc7b-3856-409c-b186-bd8835646685

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/445819/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Gathering data
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b
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.
Malware family:
FickerStealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e3c19632-c5c7-4cf4-b404-e7bd064f261f
Result
Threat name:
Vidar, onlyLogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1302370
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 malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Uses known network protocols on non-standard ports
Yara detected onlyLogger
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1302370 Sample: BoUgaBFP4k.exe Startdate: 03/09/2023 Architecture: WINDOWS Score: 100 45 Snort IDS alert for network traffic 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 10 other signatures 2->51 8 BoUgaBFP4k.exe 19 2->8         started        process3 dnsIp4 39 5.42.64.2, 49733, 49734, 80 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 8->39 41 xxe82.bmtrck.com 3.70.16.242, 49743, 80 AMAZON-02US United States 8->41 43 4 other IPs or domains 8->43 29 C:\Users\user\AppData\...\1285143072.exe, PE32 8->29 dropped 31 C:\Users\user\AppData\Local\...\s51[1], PE32 8->31 dropped 33 C:\Users\user\AppData\Local\...\s51[1], PE32 8->33 dropped 61 Detected unpacking (changes PE section rights) 8->61 63 Detected unpacking (overwrites its own PE header) 8->63 13 cmd.exe 1 8->13         started        15 cmd.exe 1 8->15         started        file5 signatures6 process7 process8 17 1285143072.exe 18 13->17         started        21 conhost.exe 13->21         started        23 taskkill.exe 1 15->23         started        25 conhost.exe 15->25         started        dnsIp9 35 t.me 149.154.167.99, 443, 49748 TELEGRAMRU United Kingdom 17->35 37 116.203.75.210, 49750, 6012 HETZNER-ASDE Germany 17->37 53 Multi AV Scanner detection for dropped file 17->53 55 Detected unpacking (changes PE section rights) 17->55 57 Detected unpacking (overwrites its own PE header) 17->57 59 6 other signatures 17->59 27 WerFault.exe 23 9 17->27         started        signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b/
Threat name:
Win32.Trojan.SmokeLoader
Create hunting rule
Status:
Malicious
First seen:
2023-09-03 07:04:08 UTC
File Type:
PE (Exe)
Extracted files:
27
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ukrzbrcsdhwgvrgcyfitig5jyzpbhmfldk47j5pbmgvgk2op4zfq._file
Verdict:
malicious
Similar samples:
02afba9405a5b480a7b1b80ec9abab41e462f8c30567f1926105a63eaf13e059
Vidar
0585e54fe9e2a1db7649a750cfbe7e8f561b67d98c8904c4e85b9083cb3bc3e9
Vidar
0fa308dbeca68c5692a1040f4989a8c8379261660240e9d693e65283bcd987a2
Vidar
4d7a22a1f7d76310b2c8420cb2f02ef4633cb689e4b8eaaab165731b9341163f
Vidar
541948c4b13042e9c6dae3a433660aaa546c06352f0bbb44133d9a6ff60e54a9
Vidar
7ea06044a8fb6a5754735db9ea04cf4d0e67f3caa00ac2750b187a4e9a4295a5
Vidar
82ecd2b864229b43116466944478c474ac7ff2e8a0dd4f24df59d325953c2b30
Vidar
836253d5026a357aa7d50bb553c16481812b8462541c1ac16730c72af29508a9
Vidar
b911c2c7924e997f1349395a95bd57bb211e7b4a67e9c98b01fb3a176b0f27a5
Vidar
cddf2ab61b0857d22423a4eef6ab476831209e7dd096776f284125d9b3162e9f
Vidar
+ 41 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:b2ced91faf30889899f34458f95b8e93 discovery spyware stealer
Link:
https://tria.ge/reports/230903-h94beage5t/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Vidar
Malware Config
C2 Extraction:
https://t.me/vogogor
https://steamcommunity.com/profiles/76561199545993403
Unpacked files
SH256 hash:
239ca8d451c72d48f8d4292b3887d10359530974147e273d4fbfdfca48be80ab
MD5 hash:
c8da040d9a65bce8a3253fdad3207ad7
SHA1 hash:
833c71c44afb6a22d05944642c80036a70c13c94
Link:
https://www.unpac.me/results/c7996eb8-79ac-44a6-adc9-f821cc9ca2bb/
SH256 hash:
a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b
MD5 hash:
c0272deaa2bd76e52aefb8c0ef77425a
SHA1 hash:
221a41e891356d14d4447ac5a4500e6c188b648f
Link:
https://www.unpac.me/results/c7996eb8-79ac-44a6-adc9-f821cc9ca2bb/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a2a390c45219/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/a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Vidar

Executable exe a2a390c45219ec6ac4c2c151341ba9c65e13b0ab1ab9f4f5e161aa6569cfe64b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2708737/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/445819/

Comments