MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a. 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: 15


Intelligence 15 IOCs YARA 6 File information Comments
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SHA256 hash: a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a
SHA3-384 hash: 6b4231c6e5a7bbc7ec362bc04eca667f0ca0e3eb343a705ea96a8976e8b022a43f4e12e7ce05358a197a223ff4cc255a
SHA1 hash: 7c908987eca2c76ee44cca8f3730c3e3936e0d0c
MD5 hash: 8565ffd9927d710197ffc41000835124
humanhash: hydrogen-comet-delta-nebraska
File name:8565ffd9927d710197ffc41000835124.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:303'104 bytes
First seen:2022-09-25 07:00:41 UTC
Last seen:2022-09-27 17:50:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8457aafc795c346d486e85854223fffd (9 x Smoke Loader, 5 x GCleaner, 4 x Stop)
ssdeep 6144:6LJiaeLZgzdlhATiXyy9EszjfGYncgXz5VONnDPLTtj:69iaeLqXyyXX7nd1V2nvTt
Threatray 475 similar samples on MalwareBazaar
TLSH T16054F1C1F7A0D4BDD0365434B4249A912ABA282144A9058F375A3E6F7FB02935EFFE47
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon ac8c96968e96464d (1 x ArkeiStealer)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
41
# of downloads :
795
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
socelars
Create hunting rule
ID:
1
File name:
https://conttigeschhis.tistory.com/39
Verdict:
Malicious activity
Analysis date:
2022-09-24 12:56:32 UTC
Tags:
evasion trojan socelars stealer opendir loader rat redline ransomware stop amadey systembc
Link:
https://app.any.run/tasks/febdcf21-1476-4793-9c7e-8d8c70731e8d

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/313105/
Detection(s):
SecuriteInfo.com.Trojan.Siggen18.50564.26858.23953.UNOFFICIAL
Create hunting rule

Win.Packed.Botx-9971431-0
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Win.Dropper.Tofsee-9971434-0
Create hunting rule

Win.Dropper.Tofsee-9971435-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Launching the default Windows debugger (dwwin.exe)
Creating a file in the %temp% subdirectories
Using the Windows Management Instrumentation requests
Launching a process
Stealing user critical data
Launching a tool to kill processes
Enabling autorun by creating a file
Sending an HTTP POST request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm greyware packed
Link:
https://www.filescan.io/uploads/632ffd304207caabde638f14/reports/088c192b-0807-468b-8923-f7122dcbf841/overview
Result
Verdict:
UNKNOWN
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:
Generic Malware
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/673a71d4-9d20-4dfe-9f63-be4425c7ee53
Result
Threat name:
Amadey, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1076768
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat file
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected Amadey bot
Yara detected Amadeys stealer DLL
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 709310 Sample: eV123mZE2x.exe Startdate: 25/09/2022 Architecture: WINDOWS Score: 100 58 Snort IDS alert for network traffic 2->58 60 Multi AV Scanner detection for domain / URL 2->60 62 Malicious sample detected (through community Yara rule) 2->62 64 10 other signatures 2->64 9 eV123mZE2x.exe 20 2->9         started        14 rovwer.exe 2->14         started        process3 dnsIp4 44 t.me 149.154.167.99, 443, 49713 TELEGRAMRU United Kingdom 9->44 46 116.203.7.175, 49714, 80 HETZNER-ASDE Germany 9->46 48 cdn.discordapp.com 162.159.130.233, 443, 49717 CLOUDFLARENETUS United States 9->48 38 C:\Users\user\AppData\...\winupd_2[1].exe, PE32 9->38 dropped 40 C:\ProgramData\29313669621460610380.exe, PE32 9->40 dropped 74 Detected unpacking (changes PE section rights) 9->74 76 Detected unpacking (overwrites its own PE header) 9->76 78 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 9->78 80 3 other signatures 9->80 16 29313669621460610380.exe 3 9->16         started        20 cmd.exe 1 9->20         started        file5 signatures6 process7 file8 36 C:\Users\user\AppData\Local\...\rovwer.exe, PE32 16->36 dropped 50 Multi AV Scanner detection for dropped file 16->50 52 Detected unpacking (changes PE section rights) 16->52 54 Detected unpacking (overwrites its own PE header) 16->54 56 2 other signatures 16->56 22 rovwer.exe 13 16->22         started        26 taskkill.exe 1 20->26         started        28 conhost.exe 20->28         started        30 timeout.exe 1 20->30         started        signatures9 process10 dnsIp11 42 185.215.113.114, 49718, 49719, 49720 WHOLESALECONNECTIONSNL Portugal 22->42 66 Multi AV Scanner detection for dropped file 22->66 68 Detected unpacking (changes PE section rights) 22->68 70 Detected unpacking (overwrites its own PE header) 22->70 72 3 other signatures 22->72 32 schtasks.exe 1 22->32         started        signatures12 process13 process14 34 conhost.exe 32->34         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a/
Threat name:
Win32.Trojan.RanSerKD
Create hunting rule
Status:
Malicious
First seen:
2022-09-24 14:58:31 UTC
File Type:
PE (Exe)
Extracted files:
44
AV detection:
26 of 40 (65.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ul3nkzoxbyoedph523dwh4rx3wrskljmebybf537ldj4lxdkljfa._file
Verdict:
malicious
Similar samples:
01dd09f52d0accfd655731ed746a9c3742dc7ee7684aa5a4002155897147dc20
ArkeiStealer
2231160e71faf8674b8efc0cedf3384db3acc5d66f0276c76b18c7cb5f842ce0
ArkeiStealer
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47
ArkeiStealer
9d5f1be092ee806db3f058fa773d20f7f4a9c120c44f0f0ab365e1e2a822cb36
ArkeiStealer
9e6548b653ee412b729f669bad36d14d12a385176c0b83e945d9c446c90916e3
ArkeiStealer
dfd29461b16401b73544be8cdc5f594e6eb33e98f33c2809e62163aaf6ae72ec
ArkeiStealer
ee5cd7f14bf98534291bdb1b34d1424bebb1fbc27e01915ff15e928dc9ea73f6
ArkeiStealer
+ 465 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1684 discovery spyware stealer
Link:
https://tria.ge/reports/220925-hs782aehgm/
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
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Vidar
Malware Config
C2 Extraction:
https://t.me/huobiinside
https://mas.to/@kyriazhs1975
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8a9d6a94-2836-4ce7-a550-fbbab7a5c5d4
Unpacked files
SH256 hash:
11058514d81b5471076d9f516018f01fbb8635a44cc03abf461a535fb8c58b88
MD5 hash:
d738972f1fb4fb4c74b65fc850f44dd8
SHA1 hash:
f8bcf9815853328313a77293398846165ed4ca56
Detections:
win_vidar_auto
Create hunting rule
Link:
https://www.unpac.me/results/06de7ee5-d380-4fe0-aca1-bd0406d9d663/
SH256 hash:
a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a
MD5 hash:
8565ffd9927d710197ffc41000835124
SHA1 hash:
7c908987eca2c76ee44cca8f3730c3e3936e0d0c
Link:
https://www.unpac.me/results/06de7ee5-d380-4fe0-aca1-bd0406d9d663/
Malware family:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a2f6d565d70e/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/a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:RansomwareTest4
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest5
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest6
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:RansomwareTest7
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:win_vidar_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.vidar.

File information

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

Web download

ArkeiStealer

Executable exe a2f6d565d70e1c41bcfdd6c763f237dda3252d2c207012f77f58d3c5dc6a5a4a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2313304/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/313105/

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