MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07
SHA3-384 hash: 1d9aa79ebe8dd5070830692393d3bfa147a9da59cd4838f8e53e30fda50f2134e60d121d50642c62c5a11c3b2d0887a3
SHA1 hash: 546ad4d518a1ed317dee8bc1331249a10debebcc
MD5 hash: 3061e2d44678262f26d3f68a419bea3a
humanhash: sixteen-thirteen-carbon-maine
File name:SecuriteInfo.com.BackDoor.Wirenet.557.20049.13436
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:311'296 bytes
First seen:2021-04-14 13:40:48 UTC
Last seen:2021-04-14 21:06:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:O81mFtfUeAIQHuA36cdB0P2sWI4ov+0qnyQ:LKeeAItC66B0F3hv+Bnf
Threatray 91 similar samples on MalwareBazaar
TLSH 5364F00A0A58D609D4421E31163E76380BA76FC62C61EF86BD53F2BBEFF37446506253
Reporter SecuriteInfoCom
Tags:ArkeiStealer

Intelligence

File Origin
# of uploads :
2
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.BackDoor.Wirenet.557.20049.13436
Verdict:
Malicious activity
Analysis date:
2021-04-14 13:47:54 UTC
Tags:
trojan stealer vidar loader
Link:
https://app.any.run/tasks/38e7ee8d-cb79-4b8f-9c54-9d663d6e0051

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/134072/
Detection(s):
SecuriteInfo.com.BackDoor.Wirenet.557.20049.13436.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Creating a file in the %temp% directory
Creating a process from a recently created file
Creating a file
DNS request
Connection attempt
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Enabling autorun by creating a file
Result
Verdict:
SUSPICIOUS
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:
92 / 100
Link:
https://www.joesandbox.com/analysis/675284
Signature
Creates an undocumented autostart registry key
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
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)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 386602 Sample: SecuriteInfo.com.BackDoor.W... Startdate: 14/04/2021 Architecture: WINDOWS Score: 92 35 clientconfig.passport.net 2->35 37 prda.aadg.msidentity.com 2->37 41 Multi AV Scanner detection for dropped file 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Downloads files with wrong headers with respect to MIME Content-Type 2->45 47 4 other signatures 2->47 8 SecuriteInfo.com.BackDoor.Wirenet.557.20049.exe 8 2->8         started        signatures3 process4 file5 19 C:\Users\user\AppData\Roaming\...\notepod.exe, PE32 8->19 dropped 21 SecuriteInfo.com.B...renet.557.20049.exe, PE32 8->21 dropped 23 SecuriteInfo.com.B...exe:Zone.Identifier, ASCII 8->23 dropped 25 SecuriteInfo.com.B...t.557.20049.exe.log, ASCII 8->25 dropped 49 Creates an undocumented autostart registry key 8->49 51 Writes to foreign memory regions 8->51 53 Injects a PE file into a foreign processes 8->53 12 SecuriteInfo.com.BackDoor.Wirenet.557.20049.exe 28 8->12         started        signatures6 process7 dnsIp8 39 novget.com 104.168.138.96, 49733, 80 HOSTWINDSUS United States 12->39 27 C:\ProgramData\vcruntime140.dll, PE32 12->27 dropped 29 C:\ProgramData\softokn3.dll, PE32 12->29 dropped 31 C:\ProgramData\nss3.dll, PE32 12->31 dropped 33 3 other files (none is malicious) 12->33 dropped 55 Multi AV Scanner detection for dropped file 12->55 57 Tries to harvest and steal browser information (history, passwords, etc) 12->57 17 WerFault.exe 23 9 12->17         started        file9 signatures10 process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07/
Threat name:
ByteCode-MSIL.Backdoor.NetWiredRc
Create hunting rule
Status:
Malicious
First seen:
2021-04-14 12:18:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
29
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3mr5n5pcci6n4r7u4mlyx4mamovde4grgsmzseqazeduva3674dq._file
Verdict:
malicious
Similar samples:
3b9f555888df6326a6a0c7dd2c2c1c2d78bbb969c1b7d40ea0d0e9679a06bbc5
ArkeiStealer
40afa1e323be151d0d7a38c72f771b0b9e909f49ddade942d4260a5e29e5ec2f
ArkeiStealer
5389a958986f6ceccaa9e44006852becbccabfb07f126d69e6b031227fb0b487
ArkeiStealer
69fe5bb4b975f9437b6c3bcf3f07dc807a8f2e848f1e0c5802012295b06a742c
ArkeiStealer
a738551436373cba8cfb85daf742426c8374a6c2384035c7c64a71d039308df0
ArkeiStealer
b2a66114f2afb03bd4087e7fc37d6c89ff7f3d3bd48d751dc9334a5a746f7c37
ArkeiStealer
c0ff93ef4930a7dc2d95a6ee490fecdddcbe946e479b1d4fdb47285245b28675
ArkeiStealer
d217032899487162688fa6c3855e13040b074de38d9c57c91b47c1190842edc2
ArkeiStealer
d40dedd7f637a1ef9703b582a6d536469d1cf62bddc1a462a9cceeb7f9194f13
ArkeiStealer
e73a75a27e10ebb5efaa129b0d8163ea8e2d1ba544d297ba7259dcf6019b4ca3
ArkeiStealer
+ 81 additional samples on MalwareBazaar
Result
Malware family:
oski
Create hunting rule
Score:
  10/10
Tags:
family:oski infostealer spyware stealer
Link:
https://tria.ge/reports/210414-85a6wrlh8a/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Oski
Unpacked files
SH256 hash:
8c50fe18ecac432919dc58c5f4ba7c30df3ab6a77201df97d379e35e3c4e769b
MD5 hash:
07034d7716cd3a02aef2236627417885
SHA1 hash:
283a8af3487eb87a0e9b7a15ddedd4308a75bf75
Link:
https://www.unpac.me/results/6b0e4613-e47e-4473-9f9c-5b34193ac37c/
SH256 hash:
e5c236cc2084ba74ae201d300139fcef35d7e3eea6a4684cae176411d4c0f834
MD5 hash:
929d139413455daa6cd721e3f1381e28
SHA1 hash:
5ccbbfeda9c823d176c58e04311816f4b395d234
Link:
https://www.unpac.me/results/6b0e4613-e47e-4473-9f9c-5b34193ac37c/
SH256 hash:
eff6c4f339d6beb1bda4a6a3d60bd3979ccdcf67dd032c1b7dcfcb561a384acb
MD5 hash:
8f74b26609f3e2959d00c144c333562b
SHA1 hash:
70bfe386022f43d450ddbdab1c562e0da86d0532
Detections:
win_oski_g0
Create hunting rule
win_oski_auto
Create hunting rule
Link:
https://www.unpac.me/results/6b0e4613-e47e-4473-9f9c-5b34193ac37c/
SH256 hash:
db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07
MD5 hash:
3061e2d44678262f26d3f68a419bea3a
SHA1 hash:
546ad4d518a1ed317dee8bc1331249a10debebcc
Link:
https://www.unpac.me/results/6b0e4613-e47e-4473-9f9c-5b34193ac37c/
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/db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07

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: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 db23d6f5e2123cde47f4e3178bf18063aa3270d13499991200c9074a837eff07

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1115960/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/134072/

Comments