MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294
SHA3-384 hash: 89c91f814049b8459d92b339cd0e726fbb592d8c2730140c59358f29f5d7350a018898c9f207fa8c0db0167f2136b906
SHA1 hash: 2d468ab940377489edcd404dd7ee4fb05a2f108e
MD5 hash: 58fd08320dac38948d523ccf08ebb8cd
humanhash: vegan-princess-delaware-march
File name:58fd08320dac38948d523ccf08ebb8cd.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:418'304 bytes
First seen:2022-05-24 19:20:38 UTC
Last seen:2022-05-24 19:58:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash c69e88423d6ba76171ae4ccf927da66b (10 x RedLineStealer, 3 x ArkeiStealer, 1 x Smoke Loader)
ssdeep 6144:gbe2K0cgRJT63rAcNMZv19GG2fg0tJr12B0NfV56igavwVf:GK0cgRJO38qMZdB851Tf5f
Threatray 4'224 similar samples on MalwareBazaar
TLSH T1D694E0513291CC72D4812E304831EAF566FBF952A9719907F7546B2F2D733C1ABB23A2
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c01edecea68c9ccc (15 x RedLineStealer, 13 x Smoke Loader, 5 x Stop)
Reporter abuse_ch
Tags:ArkeiStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
279
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
58fd08320dac38948d523ccf08ebb8cd.exe
Verdict:
Malicious activity
Analysis date:
2022-05-24 20:45:31 UTC
Tags:
trojan stealer
Link:
https://app.any.run/tasks/e147006a-a252-4f8e-a34f-f0bdb433a95b

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/274270/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Reading critical registry keys
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Stealing user critical data
Forced shutdown of a browser
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/19917/overview
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/628d30636eb3ff326328b1dc/reports/97175f90-b77f-45be-a329-f0a4ce7d4983/overview
Result
Verdict:
UNKNOWN
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/b66b7f0f-a2ab-4f70-a237-8d47c7dfaa08
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1001001
Signature
Contains functionality to inject code into remote processes
Country aware sample found (crashes after keyboard check)
Detected unpacking (creates a PE file in dynamic memory)
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 633496 Sample: JodU9EYJHc.exe Startdate: 24/05/2022 Architecture: WINDOWS Score: 100 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Vidar stealer 2->38 40 3 other signatures 2->40 7 JodU9EYJHc.exe 2->7         started        process3 signatures4 42 Detected unpacking (creates a PE file in dynamic memory) 7->42 44 Found evasive API chain (may stop execution after checking mutex) 7->44 46 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 7->46 48 2 other signatures 7->48 10 JodU9EYJHc.exe 123 7->10         started        process5 dnsIp6 30 t.me 149.154.167.99, 443, 49724 TELEGRAMRU United Kingdom 10->30 32 159.69.101.96, 49726, 80 HETZNER-ASDE Germany 10->32 20 C:\ProgramData\vcruntime140.dll, PE32 10->20 dropped 22 C:\ProgramData\softokn3.dll, PE32 10->22 dropped 24 C:\ProgramData\nss3.dll, PE32 10->24 dropped 26 3 other files (none is malicious) 10->26 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 10->50 52 Tries to steal Mail credentials (via file / registry access) 10->52 54 Tries to harvest and steal browser information (history, passwords, etc) 10->54 15 WerFault.exe 23 9 10->15         started        18 WerFault.exe 10->18         started        file7 signatures8 process9 file10 28 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->28 dropped
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294/
Threat name:
Win32.Infostealer.Bandra
Create hunting rule
Status:
Malicious
First seen:
2022-05-24 13:13:17 UTC
File Type:
PE (Exe)
Extracted files:
56
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=zinhmq2llhr75pimbehihsd3gwywzkpdj5uxt6nvaivos32oikka._file
Verdict:
malicious
Similar samples:
2144e7805a7d52125ebf336d6632b6ea7d640e2b442eae797bd0048c220347ba
ArkeiStealer
3f89fba90859c4f64e63edf60b10f9f07165703eced2bdf954eb5068f205d9c9
ArkeiStealer
51fda686a2702205373d05e4fa414c0dd78cec4a639f118cfd42dd598483bf5b
ArkeiStealer
968844ff2295c9ff1a03e527b1989c07b98aa0df702ed1e83fad251bbe1f3514
ArkeiStealer
c37ab7fc4b65b54fcb9c3c6493a94ae57e32b6a9fe2c6b61f835e7c5aed744dc
ArkeiStealer
f6fb4bea6ea982a8b3e1f6136ff5e1849c5555d76c47e6fc1df0fabdff38327a
ArkeiStealer
+ 4'214 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:517 discovery spyware stealer
Link:
https://tria.ge/reports/220524-x2ncjsedh3/
Behaviour
Checks processor information in registry
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Checks installed software on the system
Loads dropped DLL
Reads user/profile data of web browsers
Vidar Stealer
Vidar
Malware Config
C2 Extraction:
https://t.me/hyipsdigest
https://mastodon.online/@ronxik13
Unpacked files
SH256 hash:
64e53f80a61e501fb922164b3d09e33c3f2de49f19dff160aaf4c80bedbda811
MD5 hash:
f1a13f982ddbbc2455ac203e30b14f9c
SHA1 hash:
036afbbbca21ae33bd17ec21277a29102d5a4db9
Link:
https://www.unpac.me/results/15f36551-84a8-4eba-b0df-273df5068470/
SH256 hash:
ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294
MD5 hash:
58fd08320dac38948d523ccf08ebb8cd
SHA1 hash:
2d468ab940377489edcd404dd7ee4fb05a2f108e
Link:
https://www.unpac.me/results/15f36551-84a8-4eba-b0df-273df5068470/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ca1a76434b59/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/ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294

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_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
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:INDICATOR_SUSPICIOUS_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: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 ca1a76434b59e3febd0c090e83c87b35b16ca9e34f6979f9b5022ae96f4e4294

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2086135/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/274270/

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