MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9. 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 1 YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9
SHA3-384 hash: 8b1b4987570873ad4649cacd81de1c78e6120bbc4944966a6cad4568d544fc9105563d342600357d629c7f27e43407fd
SHA1 hash: 5af7a2fbff4fc1d7ea7066caf0321dff57833247
MD5 hash: c808f6ad6c061fce1870ae38118e8c97
humanhash: jersey-oscar-april-pluto
File name:c808f6ad6c061fce1870ae38118e8c97.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:454'144 bytes
First seen:2024-10-07 23:40:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash e40ec87d26b2fdb6278430b22f5c1df6 (4 x Stealc, 1 x Smoke Loader)
ssdeep 6144:C18g3Ah5py7tkduUe9Z5v6skrG/hUtcmBZ6mu0oy6BbO42Tn:PaAh5CUe9Z5isAG/hsc6ZM08NO4O
TLSH T157A4B00252A9AEA0F5F24A334D1EF6E4F56DB853FE556757320C6B2F1F702A1D222321
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 0309031111223300 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://62.204.41.150/edd20096ecef326d.php

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://62.204.41.150/edd20096ecef326d.php https://threatfox.abuse.ch/ioc/1334498/

Intelligence

File Origin
# of uploads :
1
# of downloads :
402
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ScreenUpdateSync.exe
Verdict:
Malicious activity
Analysis date:
2024-10-07 23:09:30 UTC
Tags:
stealer stealc
Link:
https://app.any.run/tasks/335b2adf-6210-4798-8311-26afe3fe04e8

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:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67047191dcb599bb05a4efab
Tags:
Cobalt Zpack Hype Onli
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc
Link:
https://www.filescan.io/uploads/6704718f4d903f1f7eeedee0/reports/1be464b5-9e20-4c9c-868d-fa85fe0ff09b/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9
Result
Verdict:
SUSPICIOUS
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:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5d556738-ee6b-441e-aa19-59b9e7d8ae74
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1528555
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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 checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
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 steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1528555 Sample: XQywAEbb9e.exe Startdate: 08/10/2024 Architecture: WINDOWS Score: 100 49 Suricata IDS alerts for network traffic 2->49 51 Found malware configuration 2->51 53 Malicious sample detected (through community Yara rule) 2->53 55 12 other signatures 2->55 9 XQywAEbb9e.exe 58 2->9         started        process3 dnsIp4 43 62.204.41.150, 49730, 80 TNNET-ASTNNetOyMainnetworkFI United Kingdom 9->43 45 176.113.115.37, 49737, 80 SELECTELRU Russian Federation 9->45 35 C:\Users\user\DocumentsBAFCFBAEGD.exe, PE32 9->35 dropped 37 C:\Users\user\AppData\...\softokn3[1].dll, PE32 9->37 dropped 39 C:\Users\user\AppData\Local\...\seed[1].exe, PE32 9->39 dropped 41 11 other files (7 malicious) 9->41 dropped 65 Detected unpacking (changes PE section rights) 9->65 67 Detected unpacking (overwrites its own PE header) 9->67 69 Drops PE files to the document folder of the user 9->69 71 8 other signatures 9->71 14 cmd.exe 1 9->14         started        17 WerFault.exe 21 16 9->17         started        file5 signatures6 process7 file8 73 Uses ping.exe to sleep 14->73 75 Uses ping.exe to check the status of other devices and networks 14->75 20 DocumentsBAFCFBAEGD.exe 4 14->20         started        23 conhost.exe 14->23         started        33 C:\ProgramData\Microsoft\...\Report.wer, Unicode 17->33 dropped signatures9 process10 signatures11 57 Antivirus detection for dropped file 20->57 59 Multi AV Scanner detection for dropped file 20->59 61 Machine Learning detection for dropped file 20->61 25 cmd.exe 1 20->25         started        process12 signatures13 63 Uses ping.exe to sleep 25->63 28 PING.EXE 1 25->28         started        31 conhost.exe 25->31         started        process14 dnsIp15 47 2.2.2.2 FranceTelecom-OrangeFR France 28->47
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2024-10-07 23:41:05 UTC
File Type:
PE (Exe)
Extracted files:
68
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kvezwskifoduh7zfixylvu57cgl2gpxq2xk36qqtqprckip62duq._file
Verdict:
malicious
Label(s):
shellcode_loader_002
Create hunting rule
stealc
Create hunting rule
Similar samples:
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:default6_cap discovery stealer
Link:
https://tria.ge/reports/241007-3pfd3aycjp/
Behaviour
Program crash
System Location Discovery: System Language Discovery
Stealc
Malware Config
C2 Extraction:
http://62.204.41.150
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/0cd6eca8-3e83-45d1-946a-2c6481df9d3c
Unpacked files
SH256 hash:
50993538f9fd8537d1b67501fba2f4e4aa34e466afac5261b732356574cd1cac
MD5 hash:
e4243d106739b7b8e9145c29b412bc82
SHA1 hash:
7d969270fa0e293cff2fb9f43c4a6d19b53220b6
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/f757dd04-4d94-4328-b651-69c3c9d28210/
Parent samples :
9086348efcc7f6bb5fd00b9919c6fecaa04a9c58aeabaaaac80a1913e9a1e3b4
55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9
100f1c346cbcff15f4d9d75c791000625850e1c82b44ce9427ccf441f5c3cb79
33367a662e6fe40c4fc42063a7c676a376674552e4abde488a25695bcc211552
8673733eb3c3b12e18e18a46d9756b41fec9acf27e7ddfd867bc3c807ec001af
SH256 hash:
29e7e1c1e1a7e5f26f6961d8036cdd04ee4557dec0a7dcadcd8e7651f5e53f43
MD5 hash:
2ec23e83e2f63ab27c25741b1f4d7f49
SHA1 hash:
bb231b274bd66393fa830a44e6d4447d4399eeb9
Link:
https://www.unpac.me/results/f757dd04-4d94-4328-b651-69c3c9d28210/
SH256 hash:
55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9
MD5 hash:
c808f6ad6c061fce1870ae38118e8c97
SHA1 hash:
5af7a2fbff4fc1d7ea7066caf0321dff57833247
Link:
https://www.unpac.me/results/f757dd04-4d94-4328-b651-69c3c9d28210/
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/55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9

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_Malicious_VBScript_Base64
Create hunting rule
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.

File information

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

Web download

Stealc

Executable exe 55499b49482b8743ff2545f0bad3bf1197a33ef0d5d5bf421383e22521fed0e9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3224144/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3176981/

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
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetDiskFreeSpaceExA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleInputW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasExesA
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetFileAttributesA
KERNEL32.dll::GetTempPathA
KERNEL32.dll::SetVolumeMountPointW
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
KERNEL32.dll::QueryDosDeviceA
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpOpen

Comments