MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26. 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 1 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26
SHA3-384 hash: bb80cfe0a2af46252d7a7e50fb765e79768bd2bfcd3dbcc94a2148e074dde3d61ba13c3c6d7b69fa6cb66ab6ebd2356d
SHA1 hash: 0928fc5b7f5aa7423a92319c0b587f277a10ee8e
MD5 hash: f7abde5760cde3e93fed6bd9efbbf7ea
humanhash: eleven-five-mango-foxtrot
File name:rr.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:10'506'448 bytes
First seen:2022-07-15 04:57:52 UTC
Last seen:2024-07-24 22:32:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 5350a752c0031b43e5f924d73fca04bb (2 x ArkeiStealer)
ssdeep 6144:kH/QFcax7F9fb6vGdl4jJKYsZS+zdWX4ZlpcYc/Udwd0DMw3I42MvBS:o/qFF6SljYsZS+zcSE/Udm0od42M8
TLSH T1B1B623829AC04435F8EB45B0B5FB47029E3DD6E0BB659DD37398DA0166B1FC03DB4269
TrID 33.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
21.3% (.EXE) Win64 Executable (generic) (10523/12/4)
13.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.1% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter JAMESWT_WT
Tags:ArkeiStealer exe themedzone-com

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://themedzone.com:790/1436 https://threatfox.abuse.ch/ioc/837945/

Intelligence

File Origin
# of uploads :
3
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
play.hta
Verdict:
Malicious activity
Analysis date:
2022-07-15 04:56:00 UTC
Tags:
loader trojan stealer
Link:
https://app.any.run/tasks/529406cf-dd88-47e1-9514-3fcb13417241

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/289412/
Detection(s):
SecuriteInfo.com.W32.AIDetect.malware2.28770.14391.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Creating a window
Сreating synchronization primitives
DNS request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Stealing user critical data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm overlay packed
Link:
https://www.filescan.io/uploads/62d0f41c01fde6ede682fec8/reports/4a29d715-8ff6-4c3e-ace1-1b7a107c6363/overview
Result
Verdict:
MALICIOUS
Malware family:
AZORult
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/3a0df06e-2569-40c8-a7d2-c570a0816cd3
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1032172
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to access PhysicalDrive, possible boot sector overwrite
Contains functionality to detect sleep reduction / modifications
Contains functionality to infect the boot sector
Detected unpacking (creates a PE file in dynamic memory)
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat 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
Tries to steal Mail credentials (via file / registry access)
Uses known network protocols on non-standard ports
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26/
Threat name:
Win32.Spyware.Vidar
Create hunting rule
Status:
Malicious
First seen:
2022-07-14 09:50:58 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 26 (76.92%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5cgjdtb67lvcu4fey53mel3lurraiqahw3tl6tbjj342px4fbmta._file
Verdict:
malicious
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1436 discovery spyware stealer suricata
Link:
https://tria.ge/reports/220715-flt2qaggb6/
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
Checks installed software on the system
Checks computer location settings
Loads dropped DLL
Reads user/profile data of web browsers
Vidar Stealer
Vidar
suricata: ET MALWARE Vidar/Arkei/Megumin Stealer Keywords Retrieved
suricata: ET MALWARE W32/Agent.OGR!tr.pws Stealer
Malware Config
C2 Extraction:
https://t.me/tgch_hijuly
https://c.im/@olegf9844h
Unpacked files
SH256 hash:
078ed0be224ea82fa0f0246c7c2b1c77c84057943acaa7b1f3e58164a32be77d
MD5 hash:
9f82e7b64986edcb12dc4fbcd68c7345
SHA1 hash:
550a4d4217bf1f5b0bfaa962f11e94215230d2c6
Link:
https://www.unpac.me/results/c654fa47-13c3-40d8-a3d6-acb07f2ca038/
SH256 hash:
e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26
MD5 hash:
f7abde5760cde3e93fed6bd9efbbf7ea
SHA1 hash:
0928fc5b7f5aa7423a92319c0b587f277a10ee8e
Link:
https://www.unpac.me/results/c654fa47-13c3-40d8-a3d6-acb07f2ca038/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/e88c91cc3efa/report/overview.html
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/e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26

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_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin

File information

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

Web download

ArkeiStealer

Executable exe e88c91cc3efaea2a70a4c776c22f6ba462044007b6e6bf4c294ef9a7df850b26

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/289412/
  
URLhaus
https://urlhaus.abuse.ch/url/2257529/
  
Delivery method
Distributed via web download

Comments