MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb3c387163302fbf8ddb4c13e9d786c1070a4185a74bdd3faebd1649d02b2b30. 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 2 YARA 13 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb3c387163302fbf8ddb4c13e9d786c1070a4185a74bdd3faebd1649d02b2b30
SHA3-384 hash: 017171819e19d7b445fdb61224ff684df49f823010543fa422dea2edb97597b71307f14d6dc3b984f2a2c8b4a406f68b
SHA1 hash: d687be4410485a26c766edb253aa6d572e322bc1
MD5 hash: f8779af577c68ff3add11db6f6e63e8e
humanhash: louisiana-kentucky-sink-paris
File name:f8779af577c68ff3add11db6f6e63e8e.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:7'170'363 bytes
First seen:2021-05-22 19:40:23 UTC
Last seen:2021-05-22 20:01:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c9adc83b45e363b21cd6b11b5da0501f (82 x ArkeiStealer, 60 x RecordBreaker, 46 x RedLineStealer)
ssdeep 196608:itUocoSzMfJbTIiDOVcYtdkzsA2LNXUpN368o30E:hoSiJbTIiDOVcYtdCs1YN36BV
Threatray 705 similar samples on MalwareBazaar
TLSH 937633BB6282D57AC26318341CFB85F2F579B7446B784C8F49EE8C5A48736852F36603
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://sogxjp62.top/index.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://sogxjp62.top/index.php https://threatfox.abuse.ch/ioc/57116/
http://morgyu06.top/index.php https://threatfox.abuse.ch/ioc/57117/

Intelligence

File Origin
# of uploads :
2
# of downloads :
130
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f8779af577c68ff3add11db6f6e63e8e.exe
Verdict:
No threats detected
Analysis date:
2021-05-22 19:41:18 UTC
Tags:
installer
Link:
https://app.any.run/tasks/07c64bd0-5548-40a1-a241-e0969d734475

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Malware.Fabookie-9797757-0
Create hunting rule

Win.Malware.Generic-9849070-0
Create hunting rule

SecuriteInfo.com.PSW.Generic8.ISF.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Delayed reading of the file
Creating a file in the %temp% subdirectories
Creating a file in the Program Files subdirectories
Deleting a recently created file
Creating a process from a recently created file
Creating a process with a hidden window
Sending a UDP request
Creating a file in the Windows subdirectories
Searching for the window
Creating a file
Launching the default Windows debugger (dwwin.exe)
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Launching a process
Creating a file in the %AppData% directory
Connection attempt
Unauthorized injection to a recently created process
Sending a TCP request to an infection source
Unauthorized injection to a system process
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.
Result
Threat name:
RedLine Vidar
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/788864
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for dropped file
Contains functionality to compare user and computer (likely to detect sandboxes)
Contains functionality to detect sleep reduction / modifications
Contains functionality to infect the boot sector
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Creates a thread in another existing process (thread injection)
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Detected VMProtect packer
Drops PE files to the document folder of the user
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample is protected by VMProtect
Sigma detected: Suspicious Svchost Process
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal Bitcoin Wallet information
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
Tries to steal Instant Messenger accounts or passwords
Writes to foreign memory regions
Yara detected RedLine Stealer
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 421260 Sample: zKhFIX8zL9.exe Startdate: 22/05/2021 Architecture: WINDOWS Score: 100 107 email.yg9.me 2->107 109 217.107.34.191 RTCOMM-ASRU Russian Federation 2->109 111 172.67.188.69 CLOUDFLARENETUS United States 2->111 149 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->149 151 Multi AV Scanner detection for domain / URL 2->151 153 Found malware configuration 2->153 157 15 other signatures 2->157 9 zKhFIX8zL9.exe 14 16 2->9         started        signatures3 155 May check the online IP address of the machine 107->155 process4 file5 47 C:\Program Files (x86)\...\lylal220.exe, PE32 9->47 dropped 49 C:\Program Files (x86)\...\jg7_7wjg.exe, PE32 9->49 dropped 51 C:\Program Files (x86)\...\hjjgaa.exe, PE32 9->51 dropped 53 6 other files (5 malicious) 9->53 dropped 12 guihuali-game.exe 6 9->12         started        15 RunWW.exe 90 9->15         started        19 LabPicV3.exe 9->19         started        21 5 other processes 9->21 process6 dnsIp7 71 C:\Users\user\AppData\Local\...\install.dll, PE32 12->71 dropped 73 C:\Users\user\AppData\...\adobe_caps.dll, PE32 12->73 dropped 23 rundll32.exe 12->23         started        26 conhost.exe 12->26         started        131 195.201.94.135, 49723, 80 HETZNER-ASDE Germany 15->131 133 api.faceit.com 104.17.63.50, 443, 49719 CLOUDFLARENETUS United States 15->133 75 C:\Users\user\AppData\...\msvcp140[1].dll, PE32 15->75 dropped 85 11 other files (none is malicious) 15->85 dropped 141 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->141 143 Tries to steal Instant Messenger accounts or passwords 15->143 145 Tries to harvest and steal browser information (history, passwords, etc) 15->145 147 2 other signatures 15->147 77 C:\Users\user\AppData\Local\...\LabPicV3.tmp, PE32 19->77 dropped 28 LabPicV3.tmp 19->28         started        135 101.36.107.74, 49714, 80 UHGL-AS-APUCloudHKHoldingsGroupLimitedHK China 21->135 137 ip-api.com 208.95.112.1, 49713, 80 TUT-ASUS United States 21->137 139 5 other IPs or domains 21->139 79 C:\Users\user\Documents\...\jg7_7wjg.exe, PE32 21->79 dropped 81 C:\Users\user\AppData\Local\...\Versium.tmp, PE32 21->81 dropped 83 C:\Users\user\AppData\Roaming\8292146.exe, PE32 21->83 dropped 87 4 other files (none is malicious) 21->87 dropped 32 lylal220.tmp 21->32         started        34 Versium.tmp 21->34         started        36 jfiag3g_gg.exe 21->36         started        file8 signatures9 process10 dnsIp11 159 Contains functionality to infect the boot sector 23->159 161 Contains functionality to inject threads in other processes 23->161 163 Contains functionality to inject code into remote processes 23->163 167 5 other signatures 23->167 38 svchost.exe 23->38 injected 121 192.168.2.1 unknown unknown 28->121 89 C:\Users\user\AppData\Local\...\3316505.exe, PE32 28->89 dropped 91 C:\Users\user\AppData\Local\Temp\...\idp.dll, PE32 28->91 dropped 93 C:\Users\user\AppData\Local\...\_shfoldr.dll, PE32 28->93 dropped 95 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 28->95 dropped 40 3316505.exe 28->40         started        123 global-sc-ltd.com 199.188.201.83, 49717, 49720, 80 NAMECHEAP-NETUS United States 32->123 97 C:\Users\user\AppData\Local\Temp\...\idp.dll, PE32 32->97 dropped 99 C:\Users\user\AppData\Local\...\_shfoldr.dll, PE32 32->99 dropped 101 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 32->101 dropped 103 C:\Users\user\AppData\Local\...\4_177039.exe, PE32 32->103 dropped 45 4_177039.exe 32->45         started        125 ipinfo.io 34.117.59.81, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 34->125 127 104.26.3.60 CLOUDFLARENETUS United States 34->127 129 2 other IPs or domains 34->129 105 4 other files (none is malicious) 34->105 dropped 165 May check the online IP address of the machine 34->165 file12 signatures13 process14 dnsIp15 113 198.54.126.101 NAMECHEAP-NETUS United States 40->113 115 162.0.220.187 ACPCA Canada 40->115 55 C:\Program Files (x86)\...\Rilupybedi.exe, PE32 40->55 dropped 57 C:\...\Rilupybedi.exe.config, XML 40->57 dropped 59 C:\Users\user\AppData\...\Menesymiwae.exe, PE32 40->59 dropped 67 2 other files (none is malicious) 40->67 dropped 169 Detected unpacking (overwrites its own PE header) 40->169 117 2.20.142.209 AKAMAI-ASN1EU European Union 45->117 119 162.0.210.44 ACPCA Canada 45->119 61 C:\Program Files (x86)\...\Jycubyworo.exe, PE32 45->61 dropped 63 C:\...\Jycubyworo.exe.config, XML 45->63 dropped 65 C:\Users\user\AppData\...\Silaelotaege.exe, PE32 45->65 dropped 69 2 other files (none is malicious) 45->69 dropped file16 signatures17
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cb3c387163302fbf8ddb4c13e9d786c1070a4185a74bdd3faebd1649d02b2b30/
Threat name:
Win32.Trojan.Fabookie
Create hunting rule
Status:
Malicious
First seen:
2021-05-22 02:38:43 UTC
AV detection:
28 of 47 (59.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zm6dq4ldgax37do3jqj6tv4gyedquqmfu5f52p5oxuletublfmya._file
Verdict:
malicious
Similar samples:
0e63f296fdc309cb1e487cd1a549d029d2a9144b8a050db274901030dc6ec0f3
ArkeiStealer
2c44f7515715ebafdc7bb8cf40adf36adce1e1bf7fd2555d56427a6d73a850d8
ArkeiStealer
3ec8d6d1645881d59332953e0da03a3207d34f985dd88e975ca8bf65fb7cc3c1
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6e8a0a30744ed0130a2b32997e03ba5c07339ddf22e76c7ca64882d5d3f8cc4f
ArkeiStealer
87bce52ffa3eaa55981a2dd9af96ce156249a9bfcfd9b3930252cdeff9e8633d
ArkeiStealer
8aa1689d6acacf9f2eb2603db52dc5908e1ec5d80000deec13e2e038c2883413
ArkeiStealer
a28956c03af41c83a80a84889bd4b2528c3842f14ca44d7c2d3362cbaa036b8d
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e13ba9f6e63e4013b75c3d45b012d8cbdda80913669bdd10942828b05d66e798
ArkeiStealer
f91c7c2e15b7343d97bc5c3961f43ebd659440102a4a9c3359d7a9e6e0aef9d3
ArkeiStealer
fab31b9c336ced2fe83d81198d3ccfa325ca4d4cab2464b72dcda37f34e2dd68
ArkeiStealer
+ 695 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:elysiumstealer family:plugx family:redline family:tofsee family:vidar discovery evasion infostealer persistence spyware stealer trojan upx vmprotect
Link:
https://tria.ge/reports/210522-gfjezzsdxa/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
Modifies registry class
Modifies system certificate store
Runs ping.exe
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Drops file in Windows directory
Launches sc.exe
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Checks whether UAC is enabled
Enumerates connected drives
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Reads local data of messenger clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Creates new service(s)
Downloads MZ/PE file
Drops file in Drivers directory
Executes dropped EXE
Modifies Windows Firewall
UPX packed file
VMProtect packed file
Checks for common network interception software
ElysiumStealer
PlugX
RedLine
RedLine Payload
Suspicious use of NtCreateUserProcessOtherParentProcess
Tofsee
Vidar
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/cb3c387163302fbf8ddb4c13e9d786c1070a4185a74bdd3faebd1649d02b2b30

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:Chrome_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Chrome in files like avemaria
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICOIUS_WindDefender_AntiEmaulation
Create hunting rule
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:MALWARE_Win_HyperBro03
Create hunting rule
Author:ditekSHen
Description:Hunt HyperBro IronTiger / LuckyMouse / APT27 malware
Rule name:MALWARE_Win_HyperPro03
Create hunting rule
Author:ditekSHen
Description:Hunt HyperPro IronTiger / LuckyMouse / APT27 malware
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Ping_Del_method_bin_mem
Create hunting rule
Author:James_inthe_box
Description:cmd ping IP nul del
Rule name:Steam_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Steam in files like avemaria
Rule name:SUSP_XORed_MSDOS_Stub_Message
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed MSDOS stub message
Reference:https://yara.readthedocs.io/en/latest/writingrules.html#xor-strings
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload
Rule name:win_vidar_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:with_sqlite
Create hunting rule
Author:Julian J. Gonzalez <info@seguridadparatodos.es>
Description:Rule to detect the presence of SQLite data in raw image
Reference:http://www.st2labs.com

File information

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

Web download

ArkeiStealer

Executable exe cb3c387163302fbf8ddb4c13e9d786c1070a4185a74bdd3faebd1649d02b2b30

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1269087/
  
Delivery method
Distributed via web download

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-22 20:00:33 UTC

============================================================
MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
1) [F0002.002] Collection::Polling
3) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
4) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
5) [C0032.001] Data Micro-objective::CRC32::Checksum
6) [C0060] Data Micro-objective::Compression Library
7) [C0026.002] Data Micro-objective::XOR::Encode Data
9) [C0046] File System Micro-objective::Create Directory
10) [C0048] File System Micro-objective::Delete Directory
11) [C0047] File System Micro-objective::Delete File
12) [C0049] File System Micro-objective::Get File Attributes
13) [C0051] File System Micro-objective::Read File
14) [C0050] File System Micro-objective::Set File Attributes
15) [C0052] File System Micro-objective::Writes File
16) [C0036.004] Operating System Micro-objective::Create Registry Key::Registry
17) [C0036.003] Operating System Micro-objective::Open Registry Key::Registry
18) [C0036.005] Operating System Micro-objective::Query Registry Key::Registry
19) [C0036.006] Operating System Micro-objective::Query Registry Value::Registry
20) [C0036.001] Operating System Micro-objective::Set Registry Key::Registry
21) [C0017] Process Micro-objective::Create Process
22) [C0041] Process Micro-objective::Set Thread Local Storage Value
23) [C0018] Process Micro-objective::Terminate Process