MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d. 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


MarsStealer


Vendor detections: 15


Intelligence 15 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d
SHA3-384 hash: 798ca21c997176efe886f575d2eaf1f1105951b61d27c9f0ba715ae2743247f1cb325a0bc05123285a08cf5bd85f7c04
SHA1 hash: fa98e415bb279ffc1061c4440fd2dfb70e31dade
MD5 hash: 28002a329080201c0f8acbd9aa336108
humanhash: indigo-twenty-fanta-wolfram
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:1'856'000 bytes
First seen:2024-10-17 04:14:10 UTC
Last seen:2024-10-17 05:24:06 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:v5Ppms/juS7T+1NeqyWNTWpeUgWtFCanQWNn9oF:v59/jZfaNjbRzWeanzQ
Threatray 35 similar samples on MalwareBazaar
TLSH T15F8533994E236ECAF2CB0C79B5C2574AFD6079F5B0863EB4958A18FD316A212F043F54
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 MarsStealer


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

Intelligence

File Origin
# of uploads :
21
# of downloads :
400
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-10-17 04:15:28 UTC
Tags:
stealer stealc
Link:
https://app.any.run/tasks/54b56147-eaf5-49ad-a30f-cfe3a71ec36a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.TrojanX-gen.32398.1471.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67108f49707bcd8537fc2046
Tags:
Small Spam Hype Onli
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/cd1ec646-15b1-4975-8a6d-87b387674d5a
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1535624
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/1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d/
Threat name:
Win32.Trojan.Stealerc
Create hunting rule
Status:
Malicious
First seen:
2024-10-17 04:15:07 UTC
File Type:
PE (Exe)
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dl7pxxc4oqbi3ccov4jwot3n3thfukino6vsgdkt34vhq3jqg5gq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
1a06cb9f93e2e9b2b273750e5b7fcf8dbe68515a1195fb58d3f6bd2638a4d4c8
MarsStealer
338617308374647c786d3b53e7ad50af4aa1f0e39ab4da51a422036c494da20c
MarsStealer
35598c0e4d3e8767ef8991aa4c25f5f84af98bae8ee6b4f9246d544fe970144f
MarsStealer
37bb41c6a4ba6e98d3b0ebfa9f3984ee2932aa7d3d361d5351f0aca9f4c32825
MarsStealer
518e1e422a194e5dfea873f0ab3785e90f5b5df535ff5929eb8b5657829dc777
MarsStealer
54bdf7a6a80524e2aae98e75c92e864be0928730c2480136af7558c7c4a19192
MarsStealer
613b4f35bfac7662559bd5c36e06493e60463f11d443ddd8d334bd361ea8d969
MarsStealer
a196ee5b9d3f7d69fd113360bb3d22f5cd7ba12efcf62d06f9d951a2b5fc7e88
MarsStealer
e6dc69dd2c58c510a8a10593b4fbd5e9a4573fa2dcdf178c292e8b1fb7a13795
MarsStealer
error
MarsStealer
+ 25 additional samples on MalwareBazaar
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:doma discovery evasion stealer
Link:
https://tria.ge/reports/241017-et8z6svfqn/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
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/8d8d0281-be53-49e3-9487-5fd4d5203e76
Unpacked files
SH256 hash:
65307d6f71c0f120145c5f178c98beb76846da50ade97493d5db82f6be3547da
MD5 hash:
90455cbb10dbcdb90fd7a27d911a7864
SHA1 hash:
2da5ec393079d900c1f7d87c3c4da9bfaa15ef8a
Detections:
stealc
Create hunting rule
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
detect_Mars_Stealer
Create hunting rule
Link:
https://www.unpac.me/results/974d4733-e3bb-4ca7-a272-f318306786af/
SH256 hash:
1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d
MD5 hash:
28002a329080201c0f8acbd9aa336108
SHA1 hash:
fa98e415bb279ffc1061c4440fd2dfb70e31dade
Link:
https://www.unpac.me/results/974d4733-e3bb-4ca7-a272-f318306786af/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1afefbdc5c74/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/1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d

File information

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

Web download

MarsStealer

Executable exe 1afefbdc5c74028d884eaf13674f6ddcce5a290d77ab230d53df2a786d30374d

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3182950/

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