MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81. 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: 12


Intelligence 12 IOCs 3 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81
SHA3-384 hash: 44d42f301d86d502db76a90f5aefe61b7ecbdbc015d039d513a33f806c42a9c68bc5c5552cac5eff66f537a4011ce366
SHA1 hash: d6f20fc09517b061fb45b67e11a9181e0024510b
MD5 hash: 6ed7cf9e93e2474d7a0100208e5de920
humanhash: maryland-jig-november-uncle
File name:6ed7cf9e93e2474d7a0100208e5de920.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:804'352 bytes
First seen:2021-04-15 17:51:21 UTC
Last seen:2021-04-15 18:53:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 8ff2023a5297e7b6f39e31d9b6aba294 (1 x ArkeiStealer)
ssdeep 24576:hZMWB4tlk3OAxJKeM6A7a7wqiYEju/JiaDDM:MtlFAY6riYEjZ
Threatray 45 similar samples on MalwareBazaar
TLSH 2605121172D1C0B2C05764B68415CBB59BABB43063B68ACFBBD50AB95F2CBD2573630E
Reporter abuse_ch
Tags:ArkeiStealer exe


Avatar
abuse_ch
ArkeiStealer C2:
http://smtp.omplcement.com/

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://smtp.omplcement.com/ https://threatfox.abuse.ch/ioc/8624/
http://jfas.top/nddddhsspen6/get.php https://threatfox.abuse.ch/ioc/8639/
http://jfas.top/nddddhsspen6/get https://threatfox.abuse.ch/ioc/8640/

Intelligence

File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6ed7cf9e93e2474d7a0100208e5de920.exe
Verdict:
Malicious activity
Analysis date:
2021-04-15 18:32:19 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/2183be99-c3a0-4c3d-b722-93c2d979f0a7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
STOP
Create hunting rule
Link:
https://www.capesandbox.com/analysis/135353/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.36707360.14161.14986.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Creating a process with a hidden window
Adding an access-denied ACE
Sending a UDP request
Deleting a recently created file
Sending an HTTP GET request
Creating a window
Creating a process from a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Enabling autorun by creating a file
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:
Djvu Vidar
Create hunting rule
Detection:
malicious
Classification:
rans.phis.troj.adwa.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/679055
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found many strings related to Crypto-Wallets (likely being stolen)
Found ransom note / readme
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies existing user documents (likely ransomware behavior)
Modifies the hosts file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Mutes Antivirus updates and installments via hosts file black listing
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 many files with high entropy
Yara detected Djvu Ransomware
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 388481 Sample: ajL4liQmjh.exe Startdate: 16/04/2021 Architecture: WINDOWS Score: 100 91 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->91 93 Antivirus detection for URL or domain 2->93 95 Multi AV Scanner detection for submitted file 2->95 97 6 other signatures 2->97 10 ajL4liQmjh.exe 1 17 2->10         started        15 ajL4liQmjh.exe 13 2->15         started        17 ajL4liQmjh.exe 2->17         started        19 ajL4liQmjh.exe 2->19         started        process3 dnsIp4 85 api.2ip.ua 77.123.139.190, 443, 49684, 49685 VOLIA-ASUA Ukraine 10->85 67 C:\Users\user\AppData\...\ajL4liQmjh.exe, PE32 10->67 dropped 69 C:\Users\...\ajL4liQmjh.exe:Zone.Identifier, ASCII 10->69 dropped 103 Detected unpacking (changes PE section rights) 10->103 105 Detected unpacking (overwrites its own PE header) 10->105 107 Writes many files with high entropy 10->107 21 ajL4liQmjh.exe 1 27 10->21         started        26 icacls.exe 10->26         started        109 Multi AV Scanner detection for dropped file 15->109 111 Machine Learning detection for dropped file 15->111 file5 signatures6 process7 dnsIp8 81 jfas.top 34.105.199.171, 49686, 49687, 49689 GOOGLEUS United States 21->81 83 api.2ip.ua 21->83 57 C:\Users\...\mwf-auto-init-main.var.min[1].js, COM 21->57 dropped 59 C:\Users\user\...\85-0f8009-68ddb2ab[1].js, COM 21->59 dropped 61 Uninstall-PerUser_...73929_178c-1790.log, COM 21->61 dropped 63 359 other files (350 malicious) 21->63 dropped 99 Modifies existing user documents (likely ransomware behavior) 21->99 28 5.exe 84 21->28         started        33 updatewin1.exe 2 21->33         started        35 updatewin2.exe 21->35         started        file9 signatures10 process11 dnsIp12 87 smtp.omplcement.com 78.46.193.55, 49699, 80 HETZNER-ASDE Germany 28->87 89 api.faceit.com 104.17.63.50, 443, 49697 CLOUDFLARENETUS United States 28->89 71 d06ed635-68f6-4e9a...57b9a2566314836.zip, Zip 28->71 dropped 73 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 28->73 dropped 75 C:\Users\user\AppData\...\freebl3[1].dll, PE32 28->75 dropped 79 10 other files (none is malicious) 28->79 dropped 113 Detected unpacking (changes PE section rights) 28->113 115 Detected unpacking (overwrites its own PE header) 28->115 117 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->117 133 5 other signatures 28->133 37 cmd.exe 28->37         started        119 Antivirus detection for dropped file 33->119 121 Multi AV Scanner detection for dropped file 33->121 123 Suspicious powershell command line found 33->123 125 Bypasses PowerShell execution policy 33->125 39 updatewin1.exe 33->39         started        77 C:\Windows\System32\drivers\etc\hosts, ASCII 35->77 dropped 127 Mutes Antivirus updates and installments via hosts file black listing 35->127 129 Machine Learning detection for dropped file 35->129 131 Modifies the hosts file 35->131 file13 signatures14 process15 file16 43 conhost.exe 37->43         started        45 taskkill.exe 37->45         started        47 timeout.exe 37->47         started        65 C:\Users\user\AppData\Local\script.ps1, ASCII 39->65 dropped 101 Suspicious powershell command line found 39->101 49 powershell.exe 39->49         started        51 powershell.exe 39->51         started        signatures17 process18 process19 53 conhost.exe 49->53         started        55 conhost.exe 51->55         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81/
Threat name:
Win32.Trojan.Ranumbot
Create hunting rule
Status:
Malicious
First seen:
2021-04-14 15:15:12 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
21 of 29 (72.41%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=avjbjembhfp3a2c3fx5jwertgtfvtaltue735x2fr6gdme7y76aq._file
Verdict:
malicious
Similar samples:
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a3d26db7812778043abdf20ad3ff5caf68be3752fcd33de75d1bea8f515ed3d2
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ed8a7ffec56f450a365e758012db092883bbd23565f3f9fbb004c189fb703de3
ArkeiStealer
+ 35 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:djvu family:vidar discovery evasion persistence ransomware spyware stealer
Link:
https://tria.ge/reports/210415-r8jvryayp6/
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
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
Looks up external IP address via web service
Loads dropped DLL
Modifies file permissions
Reads local data of messenger clients
Reads user/profile data of web browsers
Disables Task Manager via registry modification
Drops file in Drivers directory
Executes dropped EXE
Modifies extensions of user files
Deletes Windows Defender Definitions
Djvu Ransomware
Vidar
Unpacked files
SH256 hash:
0ea75af291d6463ca408c3a63cb60026cbf4265aa5cac357b8f63607c141d9e5
MD5 hash:
c10d82776073655a8168d8937b16a07c
SHA1 hash:
dd1eb40c2f96679110c4558dd25b91321e5dc62d
Detections:
win_stop_auto
Create hunting rule
Link:
https://www.unpac.me/results/8c0141db-b694-412f-b772-523c60b4c6f4/
SH256 hash:
0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81
MD5 hash:
6ed7cf9e93e2474d7a0100208e5de920
SHA1 hash:
d6f20fc09517b061fb45b67e11a9181e0024510b
Link:
https://www.unpac.me/results/8c0141db-b694-412f-b772-523c60b4c6f4/
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/0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81

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:MALWARE_Win_STOP
Create hunting rule
Author:ditekSHen
Description:Detects STOP ransomware
Rule name:SUSP_XORed_URL_in_EXE
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834

File information

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

Web download

ArkeiStealer

Executable exe 0552149181395fb0685b2dfa9b123334cb598173a13fbedf458f8c3613f8ff81

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1104858/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1104861/
Cape
Cape
https://www.capesandbox.com/analysis/135353/

Comments