MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450
SHA3-384 hash: 56b29833d03edf16240e2ea958fb18d86f4bb76e403433169cc958e4dfd420781c220df77c3b96e6ea595f615ac5e5eb
SHA1 hash: ee47f5b29ab0a873c9d04db9e089b94ea75087b3
MD5 hash: 7a5c8f91ebcb37887631254be023767c
humanhash: spring-mars-lima-bravo
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:248'320 bytes
First seen:2024-02-07 13:45:54 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash cfe0a1b974722b68af46edb2d46f0f71 (2 x Stealc, 1 x GCleaner)
ssdeep 3072:9fzXILnPox0KU8zK2CSrJFstzIvkr35VtfjCXPH5BM7xLq29M1:lzYLy0KBu4Fqcsr3HUfM7xLY1
TLSH T1B234CF21BBE2C072D6FB05705971DBA02F7BB87256B0C15F2768276E1E707D09E26326
TrID 46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon 130b020703032302 (1 x Stealc)
Reporter jstrosch
Tags:exe Stealc


Avatar
jstrosch
Found at hxxp://medfioytrkdkcodlskeej[.]net/987123.exe by #subcrawl

Intelligence

File Origin
# of uploads :
1
# of downloads :
275
Origin country :
US US
Vendor Threat Intelligence
Malware family:
smoke
Create hunting rule
ID:
1
File name:
2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450.exe
Verdict:
Malicious activity
Analysis date:
2024-02-07 13:56:09 UTC
Tags:
loader smoke smokeloader
Link:
https://app.any.run/tasks/a962fac0-8d7f-4cc4-b4d8-5367e23c0524

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
SmokeLoader
Create hunting rule
Link:
https://www.capesandbox.com/analysis/475151/
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint packed
Link:
https://www.filescan.io/uploads/65c389a7bf0e860d2bdacea5/reports/ff974c33-faab-4dbe-ab96-eee723f084d2/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450
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:
Unknown
Link:
https://analyze.intezer.com/analyses/13b69d88-049f-44e0-9aae-bed1aa2eb1fa
Result
Threat name:
LummaC, Glupteba, SmokeLoader, Stealc, X
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1388356
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Contains functionality to infect the boot sector
Contains functionality to inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files with benign system names
Found malware configuration
Found Tor onion address
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has a writeable .text section
Sigma detected: Files With System Process Name In Unsuspected Locations
Sigma detected: Suspicious Process Parents
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: System File Execution Location Anomaly
Snort IDS alert for network traffic
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 resolve many domain names, but no domain seems valid
Tries to steal Mail credentials (via file / registry access)
UAC bypass detected (Fodhelper)
Yara detected Glupteba
Yara detected SmokeLoader
Yara detected Stealc
Yara detected UAC Bypass using CMSTP
Yara detected Xmrig cryptocurrency miner
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1388356 Sample: file.exe Startdate: 07/02/2024 Architecture: WINDOWS Score: 100 132 trmpc.com 2->132 134 sjyey.com 2->134 136 182 other IPs or domains 2->136 170 Snort IDS alert for network traffic 2->170 172 Found malware configuration 2->172 174 Malicious sample detected (through community Yara rule) 2->174 176 21 other signatures 2->176 12 file.exe 2->12         started        15 ssdrhvj 2->15         started        17 svchost.exe 2->17         started        19 3 other processes 2->19 signatures3 process4 signatures5 198 Detected unpacking (changes PE section rights) 12->198 200 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 12->200 202 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 12->202 204 Creates a thread in another existing process (thread injection) 12->204 21 explorer.exe 56 43 12->21 injected 206 Multi AV Scanner detection for dropped file 15->206 208 Maps a DLL or memory area into another process 15->208 210 Checks if the current machine is a virtual machine (disk enumeration) 15->210 26 WerFault.exe 17->26         started        process6 dnsIp7 150 sjyey.com 95.158.162.200 VIDEOSATBG Bulgaria 21->150 152 emgvod.com 187.209.149.149 UninetSAdeCVMX Mexico 21->152 154 5 other IPs or domains 21->154 88 C:\Users\user\AppData\Roaming\vadrhvj, PE32 21->88 dropped 90 C:\Users\user\AppData\Roaming\ssdrhvj, PE32 21->90 dropped 92 C:\Users\user\AppData\Local\Temp\FF47.exe, PE32 21->92 dropped 94 8 other malicious files 21->94 dropped 178 System process connects to network (likely due to code injection or exploit) 21->178 180 Benign windows process drops PE files 21->180 182 Deletes itself after installation 21->182 184 Hides that the sample has been downloaded from the Internet (zone.identifier) 21->184 28 2AAE.exe 21->28         started        32 110B.exe 21->32         started        34 4490.exe 21->34         started        36 5 other processes 21->36 file8 signatures9 process10 dnsIp11 124 C:\Users\user\AppData\...\InstallSetup4.exe, PE32 28->124 dropped 126 C:\Users\user\AppData\Local\...\FourthX.exe, PE32+ 28->126 dropped 128 C:\...\288c47bbc1871b439df19ff4df68f076.exe, PE32 28->128 dropped 220 Multi AV Scanner detection for dropped file 28->220 39 InstallSetup4.exe 28->39         started        44 288c47bbc1871b439df19ff4df68f076.exe 28->44         started        46 FourthX.exe 28->46         started        130 C:\Users\user\AppData\Local\Temp\...\110B.tmp, PE32 32->130 dropped 48 110B.tmp 32->48         started        222 Detected unpacking (changes PE section rights) 34->222 224 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 34->224 226 Maps a DLL or memory area into another process 34->226 234 2 other signatures 34->234 144 secretionsuitcasenioise.shop 104.21.16.152 CLOUDFLARENETUS United States 36->144 146 gemcreedarticulateod.shop 104.21.80.171, 443, 49714 CLOUDFLARENETUS United States 36->146 148 3 other IPs or domains 36->148 228 Machine Learning detection for dropped file 36->228 230 Contains functionality to inject code into remote processes 36->230 232 Drops PE files with benign system names 36->232 236 2 other signatures 36->236 50 F69B.exe 3 15 36->50         started        52 WerFault.exe 36->52         started        54 csrss.exe 36->54         started        56 regsvr32.exe 36->56         started        file12 signatures13 process14 dnsIp15 156 5.42.64.33 RU-KSTVKolomnaGroupofcompaniesGuarantee-tvRU Russian Federation 39->156 158 185.172.128.127 NADYMSS-ASRU Russian Federation 39->158 160 185.172.128.90 NADYMSS-ASRU Russian Federation 39->160 96 C:\Users\user\AppData\Local\...\nst4039.tmp, PE32 39->96 dropped 98 C:\Users\user\AppData\Local\...\INetC.dll, PE32 39->98 dropped 100 C:\Users\user\AppData\...\BroomSetup.exe, PE32 39->100 dropped 102 C:\Users\user\AppData\...\syncUpd[1].exe, PE32 39->102 dropped 186 Multi AV Scanner detection for dropped file 39->186 58 nst4039.tmp 39->58         started        63 BroomSetup.exe 39->63         started        188 Detected unpacking (changes PE section rights) 44->188 190 Detected unpacking (overwrites its own PE header) 44->190 192 UAC bypass detected (Fodhelper) 44->192 194 Found Tor onion address 44->194 196 Suspicious powershell command line found 46->196 65 powershell.exe 46->65         started        67 110B.exe 48->67         started        162 45.14.150.182 PARFUMURI-FEMEI-ASRO Romania 50->162 164 163.172.68.222, 9001 OnlineSASFR United Kingdom 50->164 166 115 other IPs or domains 50->166 104 C:\ProgramData\Drivers\csrss.exe, PE32 50->104 dropped file16 signatures17 process18 dnsIp19 168 185.172.128.79 NADYMSS-ASRU Russian Federation 58->168 114 C:\Users\user\AppData\...\softokn3[1].dll, PE32 58->114 dropped 116 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 58->116 dropped 118 C:\Users\user\AppData\...\mozglue[1].dll, PE32 58->118 dropped 122 9 other files (5 malicious) 58->122 dropped 212 Multi AV Scanner detection for dropped file 58->212 214 Detected unpacking (changes PE section rights) 58->214 216 Detected unpacking (overwrites its own PE header) 58->216 218 4 other signatures 58->218 69 cmd.exe 63->69         started        71 conhost.exe 65->71         started        120 C:\Users\user\AppData\Local\Temp\...\110B.tmp, PE32 67->120 dropped 73 110B.tmp 67->73         started        file20 signatures21 process22 file23 76 conhost.exe 69->76         started        78 chcp.com 69->78         started        106 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 73->106 dropped 108 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 73->108 dropped 110 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 73->110 dropped 112 32 other files (29 malicious) 73->112 dropped 80 burnawareext.exe 73->80         started        83 burnawareext.exe 73->83         started        process24 dnsIp25 86 C:\ProgramData\...\IMAP List Mailboxes 65.exe, PE32 80->86 dropped 138 bdxbuvv.com 185.196.8.22 SIMPLECARRER2IT Switzerland 83->138 140 88.80.148.14 BELCLOUDBG Bulgaria 83->140 142 3 other IPs or domains 83->142 file26
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450/
Threat name:
Win32.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2024-02-07 13:46:06 UTC
File Type:
PE (Exe)
Extracted files:
15
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=foouidqkfnvwihauratji3laxny2fd4gnerlawchkscwg4eliria._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub1 backdoor discovery evasion persistence trojan upx
Link:
https://tria.ge/reports/240207-q2ypysachq/
Behaviour
Checks SCSI registry key(s)
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Program crash
Launches sc.exe
Suspicious use of SetThreadContext
Adds Run key to start application
Checks installed software on the system
Deletes itself
Executes dropped EXE
Loads dropped DLL
UPX packed file
Creates new service(s)
Downloads MZ/PE file
Modifies Windows Firewall
Stops running service(s)
SmokeLoader
Malware Config
C2 Extraction:
http://selebration17io.io/index.php
http://vacantion18ffeu.cc/index.php
http://valarioulinity1.net/index.php
http://buriatiarutuhuob.net/index.php
http://cassiosssionunu.me/index.php
http://sulugilioiu19.net/index.php
http://goodfooggooftool.net/index.php
http://sjyey.com/tmp/index.php
http://babonwo.ru/tmp/index.php
http://mth.com.ua/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Unpacked files
SH256 hash:
e23e8cfb01d2dff9f88d9a351e78867af0b6065371e4dd0324cbe2288927ea80
MD5 hash:
3a4ed517bb6f47b9b9b93ffdd002d5ea
SHA1 hash:
b4ba36d60c7f0c7c2516b6678d3c14993182de2a
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/db565df9-1fcf-4a77-b316-6c4ff79a04b3/
Parent samples :
a52bf253f87035bf054f9ceb9a7296b980537fa478a09b4f1ae000b819ba5e29
d7567c94d64fc05b847558d0308b54df1a716fcbe45a480ade6f2987a5ebbaef
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3330b2decb0669df2e83d25f1c2d5821e584331ed567aef5a55c0c7804af2f5b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 hash:
2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450
MD5 hash:
7a5c8f91ebcb37887631254be023767c
SHA1 hash:
ee47f5b29ab0a873c9d04db9e089b94ea75087b3
Link:
https://www.unpac.me/results/db565df9-1fcf-4a77-b316-6c4ff79a04b3/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2b9d440e0a2b/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/2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
Author:Elastic Security

File information

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

Web download

Stealc

Executable exe 2b9d440e0a2b6b641c148826946d60bb71a28f866922b05847548563708b4450

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/475151/

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