MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8. 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


AuroraStealer


Vendor detections: 11


Intelligence 11 IOCs YARA 14 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8
SHA3-384 hash: 4eff757b27d8fb7a1a9f084f505f6fe33597d7bd9272a521db3e20cf5d598900e63314791e1972680f1f51f9fd02ca81
SHA1 hash: 08c93ee33fc4c4486b710781da848acb259233c8
MD5 hash: cc1ea92ccab2960cedad3783799f56bb
humanhash: carpet-victor-wolfram-vegan
File name:cc1ea92ccab2960cedad3783799f56bb
Download: download sample
Signature AuroraStealer
Create hunting rule
File size:7'854'592 bytes
First seen:2023-02-23 09:49:03 UTC
Last seen:2023-02-23 11:28:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 9cbefe68f395e67356e2a5d8d1b285c0 (58 x LummaStealer, 49 x AuroraStealer, 35 x Vidar)
ssdeep 24576:mATqsCp2Y4QpiwrVFwPteCpZTbceUIqzjoLh+joixy//qE522wuZ3/cRDJRkAYq8:pqsCpx4RwrVaoCrgk+lK1EbMz1
Threatray 9 similar samples on MalwareBazaar
TLSH T1A486BFB979047CE6E66F427BCA96ADD8137139224B97A5CF4060B7D709733F4EE22804
gimphash 9d8e5dffa546ac70d671de34ce876c1e81927b2c71b3ae9c6c87450e26ad2971
TrID 48.7% (.EXE) Win64 Executable (generic) (10523/12/4)
23.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.3% (.EXE) OS/2 Executable (generic) (2029/13)
9.2% (.EXE) Generic Win/DOS Executable (2002/3)
9.2% (.EXE) DOS Executable Generic (2000/1)
Reporter zbetcheckin
Tags:AuroraStealer exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
cc1ea92ccab2960cedad3783799f56bb
Verdict:
Malicious activity
Analysis date:
2023-02-23 09:50:40 UTC
Tags:
stealer aurorastealer
Link:
https://app.any.run/tasks/e7f9f02b-7b68-4508-8a17-add8f7a5e8b6

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/369237/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Launching a process
Creating a process with a hidden window
Running batch commands
Creating a file in the %temp% directory
Sending a custom TCP request
Reading critical registry keys
Stealing user critical data
Verdict:
No Threat
Threat level:
  2/10
Confidence:
67%
Tags:
golang
Link:
https://www.filescan.io/uploads/63f73698b53d126ad265c625/reports/6bae8070-a7b8-410e-9653-e35ebad7af10/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/27bc5396-d647-4f31-af69-43717dc6de67
Result
Threat name:
Aurora
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1181197
Signature
C2 URLs / IPs found in malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Yara Aurora Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 814026 Sample: 7cA0cFj72U.exe Startdate: 23/02/2023 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 4 other signatures 2->39 8 7cA0cFj72U.exe 2->8         started        process3 signatures4 41 Modifies the context of a thread in another process (thread injection) 8->41 43 Injects a PE file into a foreign processes 8->43 45 Potentially malicious time measurement code found 8->45 11 7cA0cFj72U.exe 11 8->11         started        process5 dnsIp6 31 94.142.138.94, 49711, 8081 IHOR-ASRU Russian Federation 11->31 47 Tries to harvest and steal browser information (history, passwords, etc) 11->47 15 cmd.exe 1 11->15         started        17 cmd.exe 1 11->17         started        19 WMIC.exe 1 11->19         started        signatures7 process8 process9 21 WMIC.exe 1 15->21         started        23 conhost.exe 15->23         started        25 WMIC.exe 1 17->25         started        27 conhost.exe 17->27         started        29 conhost.exe 19->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8/
Threat name:
Win64.Spyware.Aurorastealer
Create hunting rule
Status:
Malicious
First seen:
2023-02-23 09:50:12 UTC
File Type:
PE+ (Exe)
AV detection:
21 of 25 (84.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wxcinmc62bkl7fbtxp6lhutoalxoaysdinnn6ecta66a2gj26tma._file
Verdict:
malicious
Similar samples:
16e6a84d1a906671106d1f02336675820c4b1d91fdf85bca031cb84eda80237d
AuroraStealer
21bd925baf84272f5e5247e89646c8451c527fb4dbc15c4ac87615329d6d92ab
AuroraStealer
398df90a42c7b3cc43ea5095630ef3d8cf059beeda54e6a5888c839f5d6f5055
AuroraStealer
4e7b3bfa6edf5cf57bd1ddefc3838a6da7b70db15dc306c27393c0c98b16c4d0
AuroraStealer
77cda0e40715ba31b558029eb58ca2684a265d684d23aa6993ce1faee2534842
AuroraStealer
844bc19d639b4c95b4829e9b1d3c16cef6d94aad8ef4f5b2d2879ac2ef1df37b
AuroraStealer
8fe888167e7096db5d6aa3d3bc64998cd8fd43bef3a83fc6d3c40ffa903891f6
AuroraStealer
d9a0e11c1fe0bb2f71149f8ec54d6913ae5405e1c13142a633c38a6084fd4ff0
AuroraStealer
Result
Malware family:
aurora
Create hunting rule
Score:
  10/10
Tags:
family:aurora spyware stealer
Link:
https://tria.ge/reports/230223-ltdycshc6x/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Reads user/profile data of web browsers
Aurora
Malware Config
C2 Extraction:
94.142.138.94:8081
Unpacked files
SH256 hash:
b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8
MD5 hash:
cc1ea92ccab2960cedad3783799f56bb
SHA1 hash:
08c93ee33fc4c4486b710781da848acb259233c8
Link:
https://www.unpac.me/results/9cc08977-952d-4a6d-b9ce-33893e04c797/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b5c486b05ed0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
Link:
https://yomi.yoroi.company/submissions/b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:grakate_stealer_nov_2021
Create hunting rule
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:INDICATOR_SUSPICIOUS_EXE_References_CryptoWallets
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many cryptocurrency mining wallets or apps. Observed in information stealers
Rule name:win_aurora_stealer_a_706a
Create hunting rule
Author:Johannes Bader
Description:detects Aurora Stealer samples

File information

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

Web download

AuroraStealer

Executable exe b5c486b05ed054bf9433bbfcb3d26e02eee06243435adf105307bc0d193af4d8

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/369237/
  
URLhaus
https://urlhaus.abuse.ch/url/2549324/

Comments


Avatar
zbet commented on 2023-02-23 09:49:07 UTC

url : hxxp://94.142.138.116/dashboard/pay/new.exe.exe