MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 0f3442b2c5d9bd79b5ab59bca4a46189260d16a6f5d7d0ac508c11868ff68462. 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
ArkeiStealer
Vendor detections: 11
| SHA256 hash: | 0f3442b2c5d9bd79b5ab59bca4a46189260d16a6f5d7d0ac508c11868ff68462 |
|---|---|
| SHA3-384 hash: | 624b78a023b288c3dfc8a412167a5303813a75487487144dec0765a5a3e84ce0cd2ba580403fce5c29e6fd93f7bd818f |
| SHA1 hash: | 23c029d3fa6e3c721aea271bd6ff34ee0eb1cdd9 |
| MD5 hash: | f65f9ed8e0cd88e49e8de10021b9f5b8 |
| humanhash: | beer-beer-sierra-steak |
| File name: | f65f9ed8e0cd88e49e8de10021b9f5b8.exe |
| Download: | download sample |
| Signature | ArkeiStealer |
| File size: | 595'680 bytes |
| First seen: | 2021-07-26 13:41:31 UTC |
| Last seen: | 2021-07-26 15:01:12 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger) |
| ssdeep | 12288:BAK/IVd6PVNnUgHW7PlUnvo7BFlIe7Sy8vuu2zfFd5A2Z9kXRzj:6KwIH7QHlPm9vn2zfv5Z6Rzj |
| Threatray | 2'084 similar samples on MalwareBazaar |
| TLSH | T126C4011AF7A25D16C38C5275E2D3522057F3D782663BE31A3A94139A4F533AD8D0B38B |
| dhash icon | 70c48ad8e4a4d874 (2 x ArkeiStealer, 1 x RaccoonStealer) |
| Reporter |  abuse_ch |
| Tags: | ArkeiStealer exe signed |
Code Signing Certificate
| Organisation: | PropertyValidationContext |
|---|---|
| Issuer: | PropertyValidationContext |
| Algorithm: | ecdsa-with-SHA256 |
| Valid from: | 2021-07-24T10:00:00Z |
| Valid to: | 2022-07-25T07:00:00Z |
| Serial number: | 81df4ee8ee83459e |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | f92a58e567dfb099c0dc7639e4755f110bd2f99756838fe6203aa305c719c4b5 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f65f9ed8e0cd88e49e8de10021b9f5b8.exe
Verdict:
Malicious activity
Analysis date:
2021-07-26 14:20:51 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Connection attempt
Sending an HTTP GET request
Query of malicious DNS domain
Connection attempt to an infection source
Sending a TCP request to an infection source
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:
Vidar
Verdict:
Malicious
Result
Threat name:
Unknown
Detection:
malicious
Classification:
spyw.evad
Score:
76 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Found many strings related to Crypto-Wallets (likely being stolen)
Multi AV Scanner detection for submitted file
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
Behaviour
Behavior Graph:
Gathering data
Threat name:
ByteCode-MSIL.Trojan.Chapak
Status:
Malicious
First seen:
2021-07-25 10:29:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
10 of 28 (35.71%)
Threat level:
5/5
Verdict:
malicious
Similar samples:
+ 2'074 additional samples on MalwareBazaar
Result
Malware family:
vidar
Score:
10/10
Tags:
family:vidar botnet:313 discovery spyware stealer suricata
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
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Vidar Stealer
Vidar
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
Malware Config
C2 Extraction:
https://shpak125.tumblr.com/
Unpacked files
SH256 hash:
9f29146bbecf4bfe48b58b21c8abfab39a4a66440c57eb2fe0047a523b0624ca
MD5 hash:
ab28e511597758515e23bd08ec43f04a
SHA1 hash:
a83402d525b7052ff9ab23fb1e519351db18873e
SH256 hash:
70a8c895d432f3c2a4ff440a61e7a8cc7ba25738204a39c2442daab2b216f824
MD5 hash:
8b14e66c78f4f17b26afa1c9bedca6a2
SHA1 hash:
95bdfed6c708e68bb10b3ed12459d2d726f33fc6
SH256 hash:
0f3442b2c5d9bd79b5ab59bca4a46189260d16a6f5d7d0ac508c11868ff68462
MD5 hash:
f65f9ed8e0cd88e49e8de10021b9f5b8
SHA1 hash:
23c029d3fa6e3c721aea271bd6ff34ee0eb1cdd9
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
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: | INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture |
|---|---|
| Author: | ditekSHen |
| Description: | Detect executables with stomped PE compilation timestamp that is greater than local current time |
| Rule name: | INDICATOR_SUSPICOIUS_EXE_WindDefender_AntiEmaulation |
|---|---|
| Author: | ditekSHen |
| Description: | Detects executables containing potential Windows Defender anti-emulation checks |
| Rule name: | MALWARE_Win_Vidar |
|---|---|
| Author: | ditekSHen |
| Description: | Detects Vidar / ArkeiStealer |
| Rule name: | pe_imphash |
|---|
| Rule name: | RedOctoberPluginCollectInfo |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Vidar |
|---|---|
| Author: | kevoreilly |
| Description: | Vidar Payload |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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