MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 614ea8187654128fc27a51455ab3c8fdbb6d398382cd4d825cf795dbbf5d7966. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 614ea8187654128fc27a51455ab3c8fdbb6d398382cd4d825cf795dbbf5d7966
SHA3-384 hash: 3da6395a583a915d4b3bbd4a827eedd23c755de297aa5df530cd8eedea0c34ad32b2458aab2b1374fd2d0effee7dc4e8
SHA1 hash: 92409ffc8c6ea0ae55a76b6b15616f75174dba97
MD5 hash: 542f3ea693d61187bd10db0376a6b3e7
humanhash: cardinal-kentucky-vermont-blue
File name:542f3ea693d61187bd10db0376a6b3e7.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:262'144 bytes
First seen:2021-04-20 12:01:33 UTC
Last seen:2021-04-20 13:02:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:/tfUeAIQHuA36cd+7Zqy9emlZSoKgF1s2Q:/eeAItC664FHDpX1s
Threatray 972 similar samples on MalwareBazaar
TLSH 2F4412802E55C338C494DE71EE32811096B0AD0FAE7181D7E91CBF5FB57928CF69867A
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
107
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
542f3ea693d61187bd10db0376a6b3e7.exe
Verdict:
Malicious activity
Analysis date:
2021-04-20 12:03:39 UTC
Tags:
trojan stealer vidar loader
Link:
https://app.any.run/tasks/9cac5eaf-42c2-4454-a703-7373ac065e82

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/139604/
Detection(s):
SecuriteInfo.com.Trojan.Packed2.43029.10334.29304.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a custom TCP request
Sending a UDP request
Creating a file
Creating a file in the %temp% directory
Creating a process from a recently created file
Connection attempt
Deleting a recently created file
Reading critical registry keys
Replacing files
Creating a window
Delayed writing of the file
Running batch commands
Creating a process with a hidden window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Launching a tool to kill processes
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:
Unknown
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/689658
Signature
Allocates memory in foreign processes
Downloads files with wrong headers with respect to MIME Content-Type
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Posts data to a JPG file (protocol mismatch)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 393786 Sample: 6xrXVxpiSm.exe Startdate: 20/04/2021 Architecture: WINDOWS Score: 100 59 osiq.club 2->59 69 Multi AV Scanner detection for submitted file 2->69 71 Downloads files with wrong headers with respect to MIME Content-Type 2->71 73 Machine Learning detection for sample 2->73 75 4 other signatures 2->75 9 6xrXVxpiSm.exe 16 7 2->9         started        14 note.exe 14 5 2->14         started        16 note.exe 2 2->16         started        signatures3 process4 dnsIp5 63 yoursite.com 104.21.14.15, 443, 49695 CLOUDFLARENETUS United States 9->63 65 www.yoursite.com 172.67.133.191, 443, 49693, 49708 CLOUDFLARENETUS United States 9->65 67 192.168.2.1 unknown unknown 9->67 47 C:\Users\user\AppData\Local\note.exe, PE32 9->47 dropped 49 C:\Users\user\AppData\...\6xrXVxpiSm.exe, PE32 9->49 dropped 51 C:\Users\user\...\note.exe:Zone.Identifier, ASCII 9->51 dropped 57 2 other malicious files 9->57 dropped 85 Writes to foreign memory regions 9->85 87 Allocates memory in foreign processes 9->87 89 Injects a PE file into a foreign processes 9->89 18 6xrXVxpiSm.exe 193 9->18         started        53 C:\Users\user\AppData\Local\Temp\note.exe, PE32 14->53 dropped 55 C:\Users\user\...\note.exe:Zone.Identifier, ASCII 14->55 dropped 91 Multi AV Scanner detection for dropped file 14->91 93 Machine Learning detection for dropped file 14->93 23 note.exe 14->23         started        25 note.exe 16 14->25         started        file6 signatures7 process8 dnsIp9 61 osiq.club 45.133.1.27, 49707, 49712, 49713 DEDIPATH-LLCUS Netherlands 18->61 33 C:\ProgramData\vcruntime140.dll, PE32 18->33 dropped 35 C:\ProgramData\nss3.dll, PE32 18->35 dropped 37 C:\ProgramData\msvcp140.dll, PE32 18->37 dropped 77 Multi AV Scanner detection for dropped file 18->77 79 Machine Learning detection for dropped file 18->79 81 Tries to harvest and steal browser information (history, passwords, etc) 18->81 83 Tries to steal Crypto Currency Wallets 18->83 27 cmd.exe 1 18->27         started        39 C:\ProgramData\sqlite3.dll, PE32 25->39 dropped 41 C:\ProgramData\softokn3.dll, PE32 25->41 dropped 43 C:\ProgramData\mozglue.dll, PE32 25->43 dropped 45 C:\ProgramData\freebl3.dll, PE32 25->45 dropped file10 signatures11 process12 process13 29 taskkill.exe 1 27->29         started        31 conhost.exe 27->31         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/614ea8187654128fc27a51455ab3c8fdbb6d398382cd4d825cf795dbbf5d7966/
Gathering data
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mfhkqgdwkqji7qt2kfcvvm6i7w5w2omdqlgu3as466k5xp25pfta._file
Verdict:
malicious
Similar samples:
40afa1e323be151d0d7a38c72f771b0b9e909f49ddade942d4260a5e29e5ec2f
ArkeiStealer
5069de588ac1f23d1cfa14c3ee61e5bc351d0314a5bbac248a5210a9db7e5a8c
ArkeiStealer
5389a958986f6ceccaa9e44006852becbccabfb07f126d69e6b031227fb0b487
ArkeiStealer
69fe5bb4b975f9437b6c3bcf3f07dc807a8f2e848f1e0c5802012295b06a742c
ArkeiStealer
8959562f5a87f40b9c3917a98e10d68e2c459c8df9bdd9664f615af6d5b9959e
ArkeiStealer
b2a66114f2afb03bd4087e7fc37d6c89ff7f3d3bd48d751dc9334a5a746f7c37
ArkeiStealer
b699a2766f106ff77377780bad431b72ef1748bf989e09f2b82fb73cf30cbde3
ArkeiStealer
c0ff93ef4930a7dc2d95a6ee490fecdddcbe946e479b1d4fdb47285245b28675
ArkeiStealer
d217032899487162688fa6c3855e13040b074de38d9c57c91b47c1190842edc2
ArkeiStealer
d40dedd7f637a1ef9703b582a6d536469d1cf62bddc1a462a9cceeb7f9194f13
ArkeiStealer
+ 962 additional samples on MalwareBazaar
Result
Malware family:
oski
Create hunting rule
Score:
  10/10
Tags:
family:oski discovery infostealer persistence spyware stealer
Link:
https://tria.ge/reports/210420-4mpgp71lfs/
Behaviour
Checks processor information in registry
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Oski
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
CoinMiner
Score:
0.60
Link:
https://yomi.yoroi.company/submissions/614ea8187654128fc27a51455ab3c8fdbb6d398382cd4d825cf795dbbf5d7966

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:dsc
Create hunting rule
Author:Aaron DeVera
Description:Discord domains
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload
Rule name:win_oski_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Web download

ArkeiStealer

Executable exe 614ea8187654128fc27a51455ab3c8fdbb6d398382cd4d825cf795dbbf5d7966

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/139604/
  
URLhaus
https://urlhaus.abuse.ch/url/1143675/
  
Delivery method
Distributed via web download

Comments