MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3b578787d3f4eea1b43fa03453bf5a3f33483d0ed7aacfce7c0e791e6c17bf5. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3b578787d3f4eea1b43fa03453bf5a3f33483d0ed7aacfce7c0e791e6c17bf5
SHA3-384 hash: f87273686b178e64325e71c90361bf45f595a37a5be2b562ab63b5def155c535a3325bb58d0036583a24492258450f0a
SHA1 hash: 9500e3ec7b9bff95f8b8a3be9711e0943824e7dc
MD5 hash: a36dae7ac5214611220b41294e40441e
humanhash: timing-michigan-georgia-wisconsin
File name:file_for_check.bin
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:4'164'664 bytes
First seen:2022-06-19 12:40:55 UTC
Last seen:2022-06-19 13:46:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'660 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 49152:Af+GZ1HuPILA8M3rxVFzeXOizodzGKlJlv:Af+QZ4AO1dyKlDv
TLSH T154169D4DFFA61051E8AC69BD41056A148778B0F21B33FBDB2E8165294EE3FD5CCAC192
TrID 45.2% (.CPL) Windows Control Panel Item (generic) (197083/11/60)
26.7% (.OCX) Windows ActiveX control (116521/4/18)
16.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
3.7% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
2.4% (.EXE) Win64 Executable (generic) (10523/12/4)
Reporter KdssSupport
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
259
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file_for_check.exe
Verdict:
Malicious activity
Analysis date:
2022-06-19 11:07:25 UTC
Tags:
trojan
Link:
https://app.any.run/tasks/f7d2fc1e-7014-4958-8acb-f5d533e1e71c

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/281276/
Detection(s):
SecuriteInfo.com.Variant.Lazy.198466.23701.13158.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/62af1966473553ed31a1d95c/reports/73127b3b-f6b2-4cb7-86ec-68c4110773cd/overview
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/38bc4fb3-7c56-4745-98f8-23b0af67fdf3
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1015878
Signature
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3b578787d3f4eea1b43fa03453bf5a3f33483d0ed7aacfce7c0e791e6c17bf5/
Threat name:
Win32.Infostealer.Bandra
Create hunting rule
Status:
Malicious
First seen:
2022-06-19 12:41:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
178
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wo2xq6d5h5houg2d7ibuko7vupztja6q5v5kz7hhydtzdzwbpp2q._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1480 spyware stealer suricata
Link:
https://tria.ge/reports/220619-pwrh1shad6/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
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 computer location settings
Loads dropped DLL
Reads local data of messenger clients
Vidar Stealer
Vidar
suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
Malware Config
C2 Extraction:
https://t.me/tg_dailylessons
https://busshi.moe/@olegf9844xx
Unpacked files
SH256 hash:
b3b578787d3f4eea1b43fa03453bf5a3f33483d0ed7aacfce7c0e791e6c17bf5
MD5 hash:
a36dae7ac5214611220b41294e40441e
SHA1 hash:
9500e3ec7b9bff95f8b8a3be9711e0943824e7dc
Link:
https://www.unpac.me/results/43e781f7-2c73-4543-b706-c9e53bd4ee35/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b3b578787d3f4eea1b43fa03453bf5a3f33483d0ed7aacfce7c0e791e6c17bf5

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:exploit_any_poppopret
Create hunting rule
Author:Jeff White [karttoon@gmail.com] @noottrak
Description:Identify POP -> POP -> RET opcodes for quick ROP Gadget creation in target binaries.
Rule name:pe_imphash
Create hunting rule
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.

Cape
Cape
https://www.capesandbox.com/analysis/281276/

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