MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c44f7515715ebafdc7bb8cf40adf36adce1e1bf7fd2555d56427a6d73a850d8. 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 3 YARA 13 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2c44f7515715ebafdc7bb8cf40adf36adce1e1bf7fd2555d56427a6d73a850d8
SHA3-384 hash: 7328927fe28b59c77c063c45f822bf28c67882df7f67c7a53b5b72ce3c84a97902636b91cee10fd03cfb0e54c48dbc9f
SHA1 hash: dee6822d4a857f8788c2e9bb2fc7fedf3155a3d1
MD5 hash: c66360ebb76e148d9d6c61dae76d9b1c
humanhash: six-one-single-friend
File name:c66360ebb76e148d9d6c61dae76d9b1c.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:7'467'098 bytes
First seen:2021-05-19 18:00:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash c9adc83b45e363b21cd6b11b5da0501f (82 x ArkeiStealer, 60 x RecordBreaker, 46 x RedLineStealer)
ssdeep 196608:itwocoSzMfJbTIiDOVcYtdkWP11+2r4Mq+jt8Ym5Yt:XoSiJbTIiDOVcYtdJPK2NqrYVt
Threatray 122 similar samples on MalwareBazaar
TLSH E376337A76D18176C272197448EAE7A2F474AA041B3528CF0DCD0B394D736D92FAB683
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
45.15.143.191:8808

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
45.15.143.191:8808 https://threatfox.abuse.ch/ioc/48707/
45.67.228.92:62888 https://threatfox.abuse.ch/ioc/48719/
roundcoverspalace.download https://threatfox.abuse.ch/ioc/48726/

Intelligence

File Origin
# of uploads :
1
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c66360ebb76e148d9d6c61dae76d9b1c.exe
Verdict:
No threats detected
Analysis date:
2021-05-19 18:02:54 UTC
Tags:
installer
Link:
https://app.any.run/tasks/39c1443c-fb36-4a67-9a3f-2b16fd8fd163

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/158722/
Detection(s):
Win.Malware.Fabookie-9797757-0
Create hunting rule

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

Win.Malware.Passteal-9853623-0
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
Searching for the window
Creating a file
Creating a file in the Windows subdirectories
DNS request
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Launching a process
Sending a custom TCP request
Reading critical registry keys
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Running batch commands
Unauthorized injection to a recently created process
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
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:
Socelars Vidar
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/785229
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
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Sample is protected by VMProtect
Sets debug register (to hijack the execution of another thread)
Sigma detected: Suspicious Svchost Process
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 Socelars
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 417622 Sample: 2D8nq5HbyE.exe Startdate: 19/05/2021 Architecture: WINDOWS Score: 100 105 104.21.40.195 CLOUDFLARENETUS United States 2->105 107 198.13.62.186 AS-CHOOPAUS United States 2->107 137 Found malware configuration 2->137 139 Antivirus detection for dropped file 2->139 141 Multi AV Scanner detection for dropped file 2->141 143 14 other signatures 2->143 9 2D8nq5HbyE.exe 14 16 2->9         started        signatures3 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 88 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        119 195.201.94.135 HETZNER-ASDE Germany 15->119 121 104.17.62.50 CLOUDFLARENETUS United States 15->121 75 C:\Users\user\AppData\...\softokn3[1].dll, PE32 15->75 dropped 85 11 other files (none is malicious) 15->85 dropped 129 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->129 131 Tries to steal Instant Messenger accounts or passwords 15->131 133 Tries to harvest and steal browser information (history, passwords, etc) 15->133 135 2 other signatures 15->135 77 C:\Users\user\AppData\Local\...\LabPicV3.tmp, PE32 19->77 dropped 28 LabPicV3.tmp 19->28         started        123 101.36.107.74 UHGL-AS-APUCloudHKHoldingsGroupLimitedHK China 21->123 125 208.95.112.1 TUT-ASUS United States 21->125 127 7 other IPs or domains 21->127 79 C:\Users\user\Documents\...\jg7_7wjg.exe, PE32 21->79 dropped 81 C:\Users\user\AppData\...\jfiag3g_gg.exe, PE32 21->81 dropped 83 C:\Users\user\AppData\Roaming\7750013.exe, PE32 21->83 dropped 87 4 other files (none is malicious) 21->87 dropped 32 lylal220.tmp 21->32         started        34 jfiag3g_gg.exe 21->34         started        36 jfiag3g_gg.exe 1 21->36         started        file8 signatures9 process10 dnsIp11 151 Contains functionality to infect the boot sector 23->151 153 Contains functionality to inject threads in other processes 23->153 155 Contains functionality to inject code into remote processes 23->155 159 5 other signatures 23->159 38 svchost.exe 23->38 injected 117 199.188.201.83 NAMECHEAP-NETUS United States 28->117 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 41 3316505.exe 28->41         started        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        157 Tries to harvest and steal browser information (history, passwords, etc) 34->157 file12 signatures13 process14 dnsIp15 145 Sets debug register (to hijack the execution of another thread) 38->145 147 Modifies the context of a thread in another process (thread injection) 38->147 109 198.54.126.101 NAMECHEAP-NETUS United States 41->109 111 2.20.143.16 AKAMAI-ASN1EU European Union 41->111 115 2 other IPs or domains 41->115 55 C:\Program Files (x86)\...\Keriveseho.exe, PE32 41->55 dropped 57 C:\...\Keriveseho.exe.config, XML 41->57 dropped 59 C:\Users\user\AppData\...\Suvygafaeme.exe, PE32 41->59 dropped 67 2 other files (none is malicious) 41->67 dropped 149 Detected unpacking (overwrites its own PE header) 41->149 113 93.184.221.240 EDGECASTUS European Union 45->113 61 C:\Program Files (x86)\...\Syshaesylije.exe, PE32 45->61 dropped 63 C:\...\Syshaesylije.exe.config, XML 45->63 dropped 65 C:\Users\user\AppData\...\Belizhaemyqe.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/2c44f7515715ebafdc7bb8cf40adf36adce1e1bf7fd2555d56427a6d73a850d8/
Threat name:
Win32.Trojan.RanumBot
Create hunting rule
Status:
Malicious
First seen:
2021-05-18 16:31:39 UTC
AV detection:
27 of 47 (57.45%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=frcpoukxcxv27xd3xdhublptnloodyn7p7jfkxkwij5g245ikdma._file
Verdict:
malicious
Similar samples:
3ec8d6d1645881d59332953e0da03a3207d34f985dd88e975ca8bf65fb7cc3c1
ArkeiStealer
4139739d5bfa8330e095a68c658040fb42c75cde651e3baa8afafb4fc557b202
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541ebfa6dd694728edd3cf536a13c739179edadcd880e7c28e074b60da1bcac8
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6e8a0a30744ed0130a2b32997e03ba5c07339ddf22e76c7ca64882d5d3f8cc4f
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87bce52ffa3eaa55981a2dd9af96ce156249a9bfcfd9b3930252cdeff9e8633d
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89d15d3703f9b4084dc3dd41693d5337d2a19fa40c3c87e1cb7a0997d021c4e1
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8aa1689d6acacf9f2eb2603db52dc5908e1ec5d80000deec13e2e038c2883413
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b11bd18587058601cde1be46ec722f2ddc96fddd976f3a263e4d0358e8e08865
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ea077019bc7eed24cd45cf0e7b78d8a90ee8a7b8e6a7c7e994d1f62954d00c39
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fab31b9c336ced2fe83d81198d3ccfa325ca4d4cab2464b72dcda37f34e2dd68
ArkeiStealer
+ 112 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:plugx family:redline family:vidar discovery evasion infostealer spyware stealer themida trojan upx vmprotect
Link:
https://tria.ge/reports/210519-xcnrr9t4ss/
Behaviour
Delays execution with timeout.exe
Kills process with taskkill
Modifies registry class
Modifies system certificate store
Script User-Agent
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks installed software on the system
Checks whether UAC is enabled
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Themida packer
Downloads MZ/PE file
Executes dropped EXE
UPX packed file
VMProtect packed file
PlugX
RedLine
Suspicious use of NtCreateProcessExOtherParentProcess
Vidar
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2c44f7515715ebafdc7bb8cf40adf36adce1e1bf7fd2555d56427a6d73a850d8

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.

Cape
Cape
https://www.capesandbox.com/analysis/158722/

Comments


Avatar
a̵c̵c̸i̵d̷e̵n̷t̴a̷l̴r̵e̷b̸e̴l̸ commented on 2021-05-19 19:13:39 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