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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc. 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: 14


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

SHA256 hash: ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc
SHA3-384 hash: 347f965dadb0b2e68b19941583e13635478708661d037f8ef8d9f935d65e3dcac0f72767a2b7ec5c3a9606893f278950
SHA1 hash: 8a1c7f2c06fcf55ccdfb8155a2aa2ec94cb8c5bb
MD5 hash: d21a2eb1558c04af68aa39932c381a77
humanhash: angel-lactose-nevada-magazine
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:2'163'712 bytes
First seen:2024-11-07 03:10:15 UTC
Last seen:2024-11-07 04:21:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'861 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:cAt7qwi74aJO4rEuKzGkSolWdSXJi5J51+w:pGz7jGGeE0X2JrV
TLSH T167A533D04BB3E124D8C826F4665E435D271D9B26878CEEED5844AE358323FF768A34B1
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://185.215.113.16/steam/random.exe

Intelligence

File Origin
# of uploads :
29
# of downloads :
2'609
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
a277eaaf64425b7183487a5ffbfa828ff67cc2c499c51a94fb87d438ca8015be.exe
Verdict:
Malicious activity
Analysis date:
2024-11-07 02:57:57 UTC
Tags:
lumma stealer possible-phishing exfiltration themida loader stealc
Link:
https://app.any.run/tasks/48dd88c4-162c-4d08-a7fc-c3630540dea7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.BackdoorX-gen.9512.31446.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672c2fcf8d23d904913499e2
Tags:
backdoor tepfer
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
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 packed packer_detected
Link:
https://www.filescan.io/uploads/672c2fc85972ad6a8aac283e/reports/d17365e6-7fdd-4b36-a197-22beae148f01/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/5947ff23-f831-4ec2-af7e-367e90d4c37c
Result
Threat name:
LummaC, Remcos, Amadey, LummaC Stealer,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1550706
Signature
.NET source code contains very large strings
.NET source code references suspicious native API functions
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Creates autostart registry keys with suspicious names
Creates multiple autostart registry keys
Detected Remcos RAT
Detected unpacking (changes PE section rights)
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Disables Windows Defender Tamper protection
Drops PE files to the document folder of the user
Drops PE files to the user root directory
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Installs a global keyboard hook
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Modifies windows update settings
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Capture Wi-Fi password
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Remcos
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)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal WLAN passwords
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Uses dynamic DNS services
Uses netsh to modify the Windows network and firewall settings
Yara detected Amadeys stealer DLL
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Remcos RAT
Yara detected Stealc
Yara detected UAC Bypass using CMSTP
Yara detected Vidar stealer
Yara detected WhiteSnake Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1550706 Sample: file.exe Startdate: 07/11/2024 Architecture: WINDOWS Score: 100 91 dpdnow.duckdns.org 2->91 93 thumbystriw.store 2->93 95 6 other IPs or domains 2->95 133 Multi AV Scanner detection for domain / URL 2->133 135 Suricata IDS alerts for network traffic 2->135 137 Found malware configuration 2->137 141 27 other signatures 2->141 9 skotes.exe 3 28 2->9         started        14 file.exe 37 2->14         started        16 ed55d3f620.exe 2->16         started        18 4 other processes 2->18 signatures3 139 Uses dynamic DNS services 91->139 process4 dnsIp5 115 185.215.113.43 WHOLESALECONNECTIONSNL Portugal 9->115 117 31.41.244.11 AEROEXPRESS-ASRU Russian Federation 9->117 75 C:\Users\user\AppData\...\315ef68721.exe, PE32 9->75 dropped 77 C:\Users\user\AppData\...\c2a8de8bf3.exe, PE32 9->77 dropped 79 C:\Users\user\AppData\...\ed55d3f620.exe, PE32 9->79 dropped 87 6 other malicious files 9->87 dropped 189 Creates multiple autostart registry keys 9->189 191 Hides threads from debuggers 9->191 193 Tries to detect sandboxes / dynamic malware analysis system (registry check) 9->193 20 remcos_a.exe 2 3 9->20         started        24 buildd.exe 9->24         started        27 ed55d3f620.exe 9->27         started        33 3 other processes 9->33 119 185.215.113.206, 49730, 49755, 80 WHOLESALECONNECTIONSNL Portugal 14->119 121 185.215.113.16, 49762, 80 WHOLESALECONNECTIONSNL Portugal 14->121 123 127.0.0.1 unknown unknown 14->123 81 C:\Users\user\DocumentsFHIEBKKFHI.exe, PE32 14->81 dropped 83 C:\Users\user\AppData\...\softokn3[1].dll, PE32 14->83 dropped 85 C:\Users\user\AppData\Local\...\random[1].exe, PE32 14->85 dropped 89 12 other files (8 malicious) 14->89 dropped 195 Detected unpacking (changes PE section rights) 14->195 197 Attempt to bypass Chrome Application-Bound Encryption 14->197 199 Drops PE files to the document folder of the user 14->199 211 7 other signatures 14->211 29 cmd.exe 1 14->29         started        31 chrome.exe 14->31         started        201 Query firmware table information (likely to detect VMs) 16->201 203 Tries to harvest and steal ftp login credentials 16->203 205 Tries to harvest and steal browser information (history, passwords, etc) 16->205 207 Detected Remcos RAT 18->207 209 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 18->209 file6 signatures7 process8 dnsIp9 69 C:\ProgramData\Remcos\remcos.exe, PE32 20->69 dropped 143 Antivirus detection for dropped file 20->143 145 Multi AV Scanner detection for dropped file 20->145 147 Detected unpacking (changes PE section rights) 20->147 161 6 other signatures 20->161 35 remcos.exe 3 3 20->35         started        105 147.124.221.201 AC-AS-1US United States 24->105 107 ip-api.com 208.95.112.1 TUT-ASUS United States 24->107 149 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->149 151 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 24->151 153 Tries to steal Mail credentials (via file / registry access) 24->153 163 3 other signatures 24->163 40 cmd.exe 24->40         started        42 cmd.exe 24->42         started        109 founpiuer.store 104.21.5.155 CLOUDFLARENETUS United States 27->109 155 Query firmware table information (likely to detect VMs) 27->155 157 Machine Learning detection for dropped file 27->157 165 3 other signatures 27->165 44 DocumentsFHIEBKKFHI.exe 4 29->44         started        46 conhost.exe 29->46         started        111 192.168.2.4, 443, 49723, 49730 unknown unknown 31->111 113 239.255.255.250 unknown Reserved 31->113 159 Installs a global keyboard hook 31->159 48 chrome.exe 31->48         started        167 4 other signatures 33->167 file10 signatures11 process12 dnsIp13 97 dpdnow.duckdns.org 194.59.31.120 COMBAHTONcombahtonGmbHDE Germany 35->97 71 C:\ProgramData\Remcos\logs.dat, data 35->71 dropped 169 Detected Remcos RAT 35->169 171 Tries to detect sandboxes and other dynamic analysis tools (window names) 35->171 173 Machine Learning detection for dropped file 35->173 175 Installs a global keyboard hook 35->175 177 Uses netsh to modify the Windows network and firewall settings 40->177 179 Tries to harvest and steal WLAN passwords 40->179 50 conhost.exe 40->50         started        52 chcp.com 40->52         started        54 netsh.exe 40->54         started        56 findstr.exe 40->56         started        58 conhost.exe 42->58         started        60 chcp.com 42->60         started        62 netsh.exe 42->62         started        64 findstr.exe 42->64         started        73 C:\Users\user\AppData\Local\...\skotes.exe, PE32 44->73 dropped 181 Antivirus detection for dropped file 44->181 183 Multi AV Scanner detection for dropped file 44->183 185 Detected unpacking (changes PE section rights) 44->185 187 6 other signatures 44->187 66 skotes.exe 44->66         started        99 play.google.com 142.250.186.78, 443, 49747, 49753 GOOGLEUS United States 48->99 101 www.google.com 172.217.16.196, 443, 49734, 49735 GOOGLEUS United States 48->101 103 2 other IPs or domains 48->103 file14 signatures15 process16 signatures17 125 Antivirus detection for dropped file 66->125 127 Multi AV Scanner detection for dropped file 66->127 129 Detected unpacking (changes PE section rights) 66->129 131 6 other signatures 66->131
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-11-07 03:11:07 UTC
File Type:
PE (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xjrotyxyvtswol54qfg3bnp32wrnbjos3dxvl7jvt2i2y5lljo6a._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:tale discovery evasion stealer
Link:
https://tria.ge/reports/241107-dplhmsthnd/
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
Stealc family
Malware Config
C2 Extraction:
http://185.215.113.206
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7ed360ce-326f-47c7-a56b-56c3ec936afc
Unpacked files
SH256 hash:
81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
MD5 hash:
eda18948a989176f4eebb175ce806255
SHA1 hash:
ff22a3d5f5fb705137f233c36622c79eab995897
Link:
https://www.unpac.me/results/2470e693-a374-4e6c-9318-fbdc67164b89/
SH256 hash:
fa8c0a8a1060785f416ca5495ff8aa9ed188322d8726d5cb075f723b74b7f9ef
MD5 hash:
a24996f44ea40668e4007486d6b71864
SHA1 hash:
3a2276db9a8715b61dbd75acff286f062eb0dfe1
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/2470e693-a374-4e6c-9318-fbdc67164b89/
SH256 hash:
ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc
MD5 hash:
d21a2eb1558c04af68aa39932c381a77
SHA1 hash:
8a1c7f2c06fcf55ccdfb8155a2aa2ec94cb8c5bb
Link:
https://www.unpac.me/results/2470e693-a374-4e6c-9318-fbdc67164b89/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ba62e9e2f8ac/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Web download

MarsStealer

Executable exe ba62e9e2f8ace5672fbc814db0b5fbd5a2d0a5d2d8ef55fd359e91ac756b4bbc

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3079150/

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