MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe
SHA3-384 hash: 35282b21a521fdef70200f6cc60c4e884c11d3a43160ebeb1903ea68627e0b6753b952ad28bff5774f607b08dc66d202
SHA1 hash: 31705c2612209846bd09e1c98f57f9d0badff58a
MD5 hash: 12669aaffc7529caec004ae9b351e592
humanhash: item-ten-harry-thirteen
File name:12669aaffc7529caec004ae9b351e592.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:533'720 bytes
First seen:2021-07-27 15:41:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:ldgzNv4IG3MQLQ+RSKua8PB3JsdAZvfGA2NWRTL3zK+fY:ldgSIV0Q+vbSsdAZHONWxnvfY
Threatray 2'114 similar samples on MalwareBazaar
TLSH T12AB4F19B3BA4228CD0B8C57844430A619E321D73BD5251869F71B52E1CBB3E9F91F8DE
dhash icon 4c0f9948060f4893 (1 x ArkeiStealer)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
119
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
x86_x64_setup.bin
Verdict:
Malicious activity
Analysis date:
2021-07-26 09:51:23 UTC
Tags:
trojan evasion stealer vidar loader rat redline phishing
Link:
https://app.any.run/tasks/22610dd1-7781-4270-b544-0d165b13035a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/174417/
Detection(s):
SecuriteInfo.com.Variant.Adware.BrowseFox.62.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Connection attempt
Sending an HTTP GET request
Query of malicious DNS domain
Connection attempt to an infection source
Sending a TCP request to an infection source
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.
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3582cdc8-6fb2-45ed-ad0c-6070170d22c1
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/822570
Signature
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Multi AV Scanner detection for submitted file
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
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 454994 Sample: HqjQ6wwEaV.exe Startdate: 27/07/2021 Architecture: WINDOWS Score: 92 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 Yara detected Vidar 2->45 47 2 other signatures 2->47 8 HqjQ6wwEaV.exe 3 2->8         started        process3 file4 27 C:\Users\user\AppData\...\HqjQ6wwEaV.exe.log, ASCII 8->27 dropped 49 Injects a PE file into a foreign processes 8->49 12 HqjQ6wwEaV.exe 92 8->12         started        17 HqjQ6wwEaV.exe 8->17         started        signatures5 process6 dnsIp7 37 116.202.183.50, 49720, 80 HETZNER-ASDE Germany 12->37 39 shpak125.tumblr.com 74.114.154.18, 443, 49719 AUTOMATTICUS Canada 12->39 29 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 12->29 dropped 31 C:\Users\user\AppData\...\mozglue[1].dll, PE32 12->31 dropped 33 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 12->33 dropped 35 9 other files (none is malicious) 12->35 dropped 51 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 12->51 53 Tries to harvest and steal browser information (history, passwords, etc) 12->53 55 Tries to steal Crypto Currency Wallets 12->55 19 cmd.exe 1 12->19         started        file8 signatures9 process10 process11 21 taskkill.exe 1 19->21         started        23 conhost.exe 19->23         started        25 timeout.exe 1 19->25         started       
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-07-26 12:18:49 UTC
AV detection:
12 of 28 (42.86%)
Threat level:
  5/5
Verdict:
malicious
Similar samples:
0f3442b2c5d9bd79b5ab59bca4a46189260d16a6f5d7d0ac508c11868ff68462
ArkeiStealer
2636faa0941a7fd9a889aeb2e4b94fe95f538a588642750ac87d635fd68b5537
ArkeiStealer
3cee28ef52c59c99b841c6927f5085e483523cb8b606ff9ce5d60b3c13574545
ArkeiStealer
4de4e37b774228061ba08618429b6b5a7d4d1d07cf912035d31a3c5c6150b95e
ArkeiStealer
4e1c14c94fedcb136dd05d5a4d4e1ddda923ab1338fb090dd95d12913ac65b9d
ArkeiStealer
877361729f6caeec07146bbacb86e5ea7597085b946e5f81f79db0e0eba72035
ArkeiStealer
91949edb9145bda3b1336a5513c44707a86300ca5a378411c9bf8800b8127db9
ArkeiStealer
ce6008f9953e597c3c406a60f3efe1157c4c8eccd5d9d8070a621dfe2f12204b
ArkeiStealer
f46f98657c2e7c431156f15113dfd20eda7861f6f360ac12b172dee382c73cb7
ArkeiStealer
fd1ccacb667af6c1bb28bbfa7da1729407f873d3e69c28d8cc933af562e95624
ArkeiStealer
+ 2'104 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:921 discovery spyware stealer suricata
Link:
https://tria.ge/reports/210727-xb55g3szra/
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
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Vidar Stealer
Vidar
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
Malware Config
C2 Extraction:
https://shpak125.tumblr.com/
Unpacked files
SH256 hash:
3d8297f96bc703b23fbaca07e163818ab3174b4fea3ea57eee4eabdfd4ca0a13
MD5 hash:
9229b28f07c6865e64ab02d72325f3c6
SHA1 hash:
871a219fb70441394d3a677d21943650a0d99767
Link:
https://www.unpac.me/results/e120ecf5-0b4d-4a73-8d66-a7bf61bba9ea/
SH256 hash:
1ebca3bb092ebef3bd52a7a0ef6e62f286f6c75a2bd226cb33b83dfae1511927
MD5 hash:
d35ace1be17d8a514fe076e40384ded7
SHA1 hash:
64102a7ffc474c1799cf5f07dc0d22191ca43100
Link:
https://www.unpac.me/results/e120ecf5-0b4d-4a73-8d66-a7bf61bba9ea/
SH256 hash:
fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe
MD5 hash:
12669aaffc7529caec004ae9b351e592
SHA1 hash:
31705c2612209846bd09e1c98f57f9d0badff58a
Link:
https://www.unpac.me/results/e120ecf5-0b4d-4a73-8d66-a7bf61bba9ea/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe

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_SUSPICOIUS_EXE_WindDefender_AntiEmaulation
Create hunting rule
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:pe_imphash
Create hunting rule
Rule name:RedOctoberPluginCollectInfo
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload

File information

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

Web download

ArkeiStealer

Executable exe fe05b66d6140aec7855bb58fcf186c8529c3a7630d0985f5201b31f92d9d63fe

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1478798/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/174417/

Comments