MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640. 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


XWorm


Vendor detections: 13


Intelligence 13 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640
SHA3-384 hash: a5510bcadeb1eaa0bd22906e864f1793a74a0f06b9b9dec22092fd759cc7e6f108911bd1968332ce241e05e506843c74
SHA1 hash: b026702aca09829885429efc8244838d8e4a0639
MD5 hash: 35ed166ed81b4a5ae8e741e6235da476
humanhash: wyoming-double-illinois-double
File name:35ed166ed81b4a5ae8e741e6235da476.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:462'336 bytes
First seen:2025-05-07 08:42:45 UTC
Last seen:2025-05-08 06:17:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 3e2a6ecfffc5d43a7565ef87874e92c4 (49 x LummaStealer, 13 x Vidar, 3 x Stealc)
ssdeep 12288:/DzukrkY60AsF5idXxdGbb9BQ8ZsK0ZsK:HoY60AzCe82K02K
TLSH T128A48E14D1C760CBE87AA0F5B622E460B57FBD6143381AEF639C93361F522C11A297ED
TrID 63.5% (.EXE) Win64 Executable (generic) (10522/11/4)
12.2% (.EXE) OS/2 Executable (generic) (2029/13)
12.0% (.EXE) Generic Win/DOS Executable (2002/3)
12.0% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe xworm

Intelligence

File Origin
# of uploads :
2
# of downloads :
468
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win64.MalwareX-gen.29759.27909.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681b1da46c95617a27b5b39e
Tags:
malware
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Сreating synchronization primitives
Creating a file in the %AppData% directory
Creating a process with a hidden window
Creating a process from a recently created file
Connecting to a non-recommended domain
Connection attempt
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc packed packed packer_detected
Link:
https://www.filescan.io/uploads/681b1d29bab2591d06547ff1/reports/c5334888-295a-40a8-8b01-8ef351543001/overview
Verdict:
Malicious
Labled as:
Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a2566534-bb6b-421f-89e9-3f45a86ed703
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1683024
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1683024 Sample: uWQFB6uCnH.exe Startdate: 07/05/2025 Architecture: WINDOWS Score: 100 39 shed.dual-low.s-part-0043.t-0009.t-msedge.net 2->39 41 s-part-0043.t-0009.t-msedge.net 2->41 43 5 other IPs or domains 2->43 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 4 other signatures 2->53 9 uWQFB6uCnH.exe 2->9         started        12 MS_Surexe 2 2->12         started        14 MS_Surexe 1 2->14         started        16 5 other processes 2->16 signatures3 process4 signatures5 57 Writes to foreign memory regions 9->57 59 Allocates memory in foreign processes 9->59 61 Injects a PE file into a foreign processes 9->61 18 MSBuild.exe 1 5 9->18         started        23 conhost.exe 12->23         started        25 conhost.exe 14->25         started        27 conhost.exe 16->27         started        29 conhost.exe 16->29         started        31 conhost.exe 16->31         started        process6 dnsIp7 45 176.65.134.119, 7000 DIOGELO-ASGB Germany 18->45 37 C:\Users\user\AppData\Roaming\MS_Surexe, PE32 18->37 dropped 55 Uses schtasks.exe or at.exe to add and modify task schedules 18->55 33 schtasks.exe 1 18->33         started        file8 signatures9 process10 process11 35 conhost.exe 33->35         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640/
Threat name:
Win64.Trojan.LummaStealer
Create hunting rule
Status:
Malicious
First seen:
2025-05-07 01:02:22 UTC
File Type:
PE+ (Exe)
AV detection:
28 of 36 (77.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ccedtbi6l6maou6mpegxv3wut3spis4po5jiifywpzwx7ooaozaa._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery persistence rat trojan
Link:
https://tria.ge/reports/250507-kmp7da1r17/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Adds Run key to start application
Drops startup file
Executes dropped EXE
Detect Xworm Payload
Xworm
Xworm family
Malware Config
C2 Extraction:
176.65.134.119:7000
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/860bee06-251f-44c0-ab0d-d9ef92db26c1
Unpacked files
SH256 hash:
108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640
MD5 hash:
35ed166ed81b4a5ae8e741e6235da476
SHA1 hash:
b026702aca09829885429efc8244838d8e4a0639
Link:
https://www.unpac.me/results/991f3cb4-bee6-464a-9311-5f258759c5d7/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/108839851e5f/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/108839851e5f980753cc790d7aeed49ee4f44b8f77528417167e6d7fb9c07640

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

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 (GUARD_CF)high
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileW

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