MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e. 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: 19


Intelligence 19 IOCs 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e
SHA3-384 hash: b08ecc721af9416e71d7cf74500765e7c57f003cafcefebb3c0fc7239033067dac04a8e6b5d3a49ad1a7ebf543d19d23
SHA1 hash: 658e29b2d109d7238d4d3e890a9d59d6e68625ec
MD5 hash: 244a4f649013d783dc87fca655d8fb38
humanhash: wyoming-minnesota-march-wyoming
File name:244a4f649013d783dc87fca655d8fb38.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:422'400 bytes
First seen:2024-09-02 02:05:08 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 68ea79aa2f3fa0077d4466d6e381bfbe (2 x Stealc)
ssdeep 6144:6umkZypyyY92DJhR56N/8Ab+9a+PsrVwffcij9UR/:6u7Zyw90sNkAb2vUrVwffciyR
TLSH T1DA94BF026EADFC21E56346318D3DD5E4362EF8517F2AB67B22287B1FD870BA1C562311
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon 1a72c2db98585c0c (9 x Stealc, 6 x Tofsee, 5 x Smoke Loader)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://91.202.233.158/e96ea2db21fa9a1b.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://91.202.233.158/e96ea2db21fa9a1b.php https://threatfox.abuse.ch/ioc/1319349/

Intelligence

File Origin
# of uploads :
1
# of downloads :
422
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
244a4f649013d783dc87fca655d8fb38.exe
Verdict:
Malicious activity
Analysis date:
2024-09-02 02:06:10 UTC
Tags:
loader smokeloader
Link:
https://app.any.run/tasks/5a59e431-cee8-4717-b51c-713c47a7cd2a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66d51d8da0c486d2f793f901
Tags:
Network Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
DNS request
Connection attempt
Sending an HTTP POST request
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66d51d8b8a851f90c65b47a3/reports/6e0a67a4-8d3e-477f-8eea-c2354090b567/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e
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:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bb06d309-ed29-4fed-b5ef-e41ccb53ec7e
Result
Threat name:
CryptOne, SmokeLoader, Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1502596
Signature
AI detected suspicious sample
Allocates memory in foreign processes
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 inject code into remote processes
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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)
Writes to foreign memory regions
Yara detected CryptOne packer
Yara detected Powershell download and execute
Yara detected SmokeLoader
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1502596 Sample: mLn7GEEpuS.exe Startdate: 02/09/2024 Architecture: WINDOWS Score: 100 42 www.darkviolet-alpaca-923878.hostingersite.com 2->42 44 free.cdn.hstgr.net 2->44 46 epohe.ru 2->46 58 Multi AV Scanner detection for domain / URL 2->58 60 Suricata IDS alerts for network traffic 2->60 62 Found malware configuration 2->62 64 10 other signatures 2->64 9 mLn7GEEpuS.exe 2->9         started        12 jdgjcur 2->12         started        14 jdgjcur 2->14         started        signatures3 process4 signatures5 74 Detected unpacking (changes PE section rights) 9->74 76 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 9->76 78 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 9->78 86 2 other signatures 9->86 16 explorer.exe 56 5 9->16 injected 80 Machine Learning detection for dropped file 12->80 82 Maps a DLL or memory area into another process 12->82 84 Checks if the current machine is a virtual machine (disk enumeration) 12->84 process6 dnsIp7 36 free.cdn.hstgr.net 185.77.97.68, 443, 59711 VUB-ASIT Lithuania 16->36 38 123.212.43.225, 59723, 59724, 59725 SKB-ASSKBroadbandCoLtdKR Korea Republic of 16->38 40 epohe.ru 175.119.10.231, 59685, 59686, 59687 SKB-ASSKBroadbandCoLtdKR Korea Republic of 16->40 28 C:\Users\user\AppData\Roaming\jdgjcur, PE32 16->28 dropped 30 C:\Users\user\AppData\Local\Temp\AF01.exe, PE32 16->30 dropped 32 C:\Users\user\...\jdgjcur:Zone.Identifier, ASCII 16->32 dropped 50 System process connects to network (likely due to code injection or exploit) 16->50 52 Benign windows process drops PE files 16->52 54 Deletes itself after installation 16->54 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 16->56 21 AF01.exe 1 16->21         started        file8 signatures9 process10 file11 34 C:\Users\user\AppData\...\svchost015.exe, PE32 21->34 dropped 66 Multi AV Scanner detection for dropped file 21->66 68 Contains functionality to inject code into remote processes 21->68 70 Writes to foreign memory regions 21->70 72 3 other signatures 21->72 25 svchost015.exe 13 21->25         started        signatures12 process13 dnsIp14 48 91.202.233.158, 59716, 80 M247GB Russian Federation 25->48
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e
Detection:
smokeloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e/
Threat name:
Win32.Trojan.GCleaner
Create hunting rule
Status:
Malicious
First seen:
2024-09-02 05:08:15 UTC
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ojvgobdbkl4ux4bxfoktexyctwbu6o6tz2jenpoxn4b67lcfdfpa._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub2 backdoor discovery trojan
Link:
https://tria.ge/reports/240902-cjemgazcle/
Behaviour
Checks SCSI registry key(s)
Program crash
System Location Discovery: System Language Discovery
SmokeLoader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4a01431d-707d-4f3e-a79e-75f80e2c06df
Unpacked files
SH256 hash:
ff657d92c05729dfafa1c8f67265111709645a8b5960c6abcc8abd8f8a021e42
MD5 hash:
d152053cd642ce6b071e20f87d4f530a
SHA1 hash:
a14707074b9613b228e0c3b052cbcc142093bfc4
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/a09e35f2-34b7-4f32-a92c-8579f35347ec/
Parent samples :
726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e
0923186058b76b52069af9fd282af6c98766179cbdd524e4d941e0bf44802781
fc03d345c41ff614ad5d6c0aeb2c042e8191aabd57605b5eef480547b752c7e7
a2aa2e5a773159427a463625a72c84ae6843122a4427013913fe95abe9bfbe76
ec73ce294407ff3abb67d0b0bcb3871d7c54b6984f3c3783eee05254e0852ff9
1025c4755d708f087560cd1eb2babd1274a63c82c7f0133ce9b05ef5906b2133
SH256 hash:
726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e
MD5 hash:
244a4f649013d783dc87fca655d8fb38
SHA1 hash:
658e29b2d109d7238d4d3e890a9d59d6e68625ec
Link:
https://www.unpac.me/results/a09e35f2-34b7-4f32-a92c-8579f35347ec/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/726a67046152/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/726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e

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:Detect_Nimplant_PE
Create hunting rule
Author:daniyyell
Description:Detects malicious nimplant variant PE malware.

File information

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

Web download

Stealc

Executable exe 726a67046152f94bf0372b95325f029d834f3bd3ce9246bdd76f03efac45195e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3112840/
  
Delivery method
Distributed via web download

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::SetProcessShutdownParameters
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetDiskFreeSpaceExA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::PeekConsoleInputA
KERNEL32.dll::ReadConsoleInputW
KERNEL32.dll::SetConsoleCP
KERNEL32.dll::GetConsoleAliasExesW
KERNEL32.dll::GetConsoleAliasExesLengthW
KERNEL32.dll::GetConsoleDisplayMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateHardLinkA
KERNEL32.dll::CreateFileMappingW
KERNEL32.dll::GetFileAttributesW
KERNEL32.dll::GetTempPathA
KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::QueryDosDeviceW

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