MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1. 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


Stealc


Vendor detections: 17


Intelligence 17 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1
SHA3-384 hash: 7ad9ab6d0b7293d7a2595c9d9e9b2005935e840ba107b7854147b3332aa8a95a263d38c12e307e9e3e17619d4ca79195
SHA1 hash: 01d78cba09eca8d00ad54454ef652b24321bb00d
MD5 hash: 9230158d2d15f5f7140b53912347a845
humanhash: carolina-arizona-purple-massachusetts
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:1'821'184 bytes
First seen:2024-10-03 00:59:17 UTC
Last seen:2024-10-03 01:09:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:FyjyDUkCe1uiGY9rqfrwgzLoZ5G/XTlpvbvu8y:IjS+e/f4wiLoSblBNy
Threatray 43 similar samples on MalwareBazaar
TLSH T16185333A13AE8A50EF93DABE3A988052A08470F5C93EC9371D4D11DD99DF32DF142536
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://185.215.113.103/steam/random.exe

Intelligence

File Origin
# of uploads :
5
# of downloads :
419
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-03 01:00:00 UTC
Tags:
stealer stealc
Link:
https://app.any.run/tasks/c396b041-815b-4914-9c34-2a3adbe932d3

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66fe9271780a9b632d229b33
Tags:
Small Spam Hype Onli
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66fdec96168559661d51e594/reports/643993d7-4b62-4f14-b105-d82017e7637c/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1
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:
NtHack
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/17ad9665-8293-44e4-b915-31aaccddc24b
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1524645
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
PE file contains section with special chars
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2024-10-03 01:00:05 UTC
File Type:
PE (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ia5he36wwwl3ezdpwyptbhk6lh4lgo7blnuxw3fmknuglahj7tqq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
145d77a1362f477b2084f18bd09da64330fda9cf41a7b1c405466b3a9950a3df
Stealc
34e912b828576002110972ce8292a94d4ecebb1582816dcb1414ea2f334827aa
Stealc
3da517d01b63fbd2b2d0ae4a7bb98d9d59f8dbeb2414d51a66023982747f7def
Stealc
91ba938ce71b08ce44d7a11f8ece24bc8054a98becf5d6b17709d17b46b3554e
Stealc
b577aefb44dec944abb7b45b23f7daab2ff8ba47edbdb253316ddaf1f22e24b0
Stealc
ebb1b01d61c7e3ac4578f7b7193bc2f0a70909195f5f311e2e49f4a9974ca9a8
Stealc
error
Stealc
f1436b56ea1cebcfbba382d30ec06e4238e2d70707a218d4406735473216d9e3
Stealc
f49c8f96ed3eb65ba8ad8ddc1c27e0c5d36a8b0ef0e95c9d7debd5c2b558a38c
Stealc
f57963771c5b3d4171996301a28452a49f89a76f8812aec518e6c93e0af7ca93
Stealc
+ 33 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:doma credential_access discovery evasion spyware stealer
Link:
https://tria.ge/reports/241003-bcm5lawcqq/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Identifies Wine through registry keys
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Malware Config
C2 Extraction:
http://185.215.113.37
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8fcf7fa8-bb7e-4234-ab86-959e2f5d05a0
Unpacked files
SH256 hash:
21e356404f869cd729bfe4273c697e4f21e1967742cc8e3d064ed5e55d7f87ec
MD5 hash:
02a66ac6a22c2c922111094301e89145
SHA1 hash:
a2426071881ac45388c3f587fc056957a5a606c6
Link:
https://www.unpac.me/results/ee384afa-064f-4bee-a532-ccbe33e34f09/
SH256 hash:
403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1
MD5 hash:
9230158d2d15f5f7140b53912347a845
SHA1 hash:
01d78cba09eca8d00ad54454ef652b24321bb00d
Link:
https://www.unpac.me/results/ee384afa-064f-4bee-a532-ccbe33e34f09/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/403a726fd6b5/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/403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1

File information

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

Web download

Stealc

Executable exe 403a726fd6b597b2646fb61f309d5e59f8b33be15b697b6cac53686580e9fce1

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3183446/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments