MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5
SHA3-384 hash: 104b198182b5ca773eaad4e1123b1cf531d8ad5856366ed079884a8b2b624f7e6a1c83addf453839ce932251eb22479d
SHA1 hash: 0245c62e5155dd121bd3b31af02e5bf62bb01e71
MD5 hash: 3d3459b0630ce9dc45b177b697ca23a0
humanhash: california-mockingbird-moon-eighteen
File name:file
Download: download sample
Signature XWorm
Create hunting rule
File size:1'462'272 bytes
First seen:2024-11-05 13:18:20 UTC
Last seen:2024-11-05 13:27:47 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:2/vN2wSUb01BxVVZCfQ7jnOqBpoZk7g8Ll4LMhrsyPBUj8Zpn9BxjZVpTyGZI2:2/l28QjxVCfszOqB6ZB2P1TVTRyGB
TLSH T12E65126D13AC4A33D7AEC2FEE865C70547B0C4AB9ADAF74A448974FB2E03311590526F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter Bitsight
Tags:exe xworm


Avatar
Bitsight
url: http://162.230.48.189/NEW214.exe

Intelligence

File Origin
# of uploads :
25
# of downloads :
401
Origin country :
US US
Vendor Threat Intelligence
Malware family:
asyncrat
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-05 07:55:03 UTC
Tags:
loader purecrypter netreactor rat asyncrat remote xworm
Link:
https://app.any.run/tasks/4ed3d758-31a8-422d-ba75-c04abef1d749

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Trojan.Agent.K1TJEI.28665.18507.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=672a1b498d23d9049133bf90
Tags:
malware
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed packed packer_detected
Link:
https://www.filescan.io/uploads/672a1b4f5c437fc3ad501f8c/reports/5ca6674e-e80b-42e8-8d16-72e5081ad909/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/346f6e36-3b21-4979-bf90-9609f2ab1bd7
Result
Threat name:
MicroClip
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1549286
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Drops VBS files to the startup folder
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries memory information (via WMI often done to detect virtual machines)
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Sigma detected: Drops script at startup location
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: WScript or CScript Dropper
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Uses ipconfig to lookup or modify the Windows network settings
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected MicroClip
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1549286 Sample: file.exe Startdate: 05/11/2024 Architecture: WINDOWS Score: 100 54 Suricata IDS alerts for network traffic 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 Yara detected MicroClip 2->58 60 9 other signatures 2->60 8 file.exe 6 2->8         started        12 wscript.exe 1 2->12         started        process3 file4 46 C:\Users\user\AppData\Roaming\ContextID.exe, PE32 8->46 dropped 48 C:\Users\user\AppData\...\ContextID.vbs, ASCII 8->48 dropped 50 C:\Users\...\ContextID.exe:Zone.Identifier, ASCII 8->50 dropped 62 Found many strings related to Crypto-Wallets (likely being stolen) 8->62 64 Drops VBS files to the startup folder 8->64 66 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->66 70 2 other signatures 8->70 14 InstallUtil.exe 3 2 8->14         started        18 cmd.exe 1 8->18         started        20 cmd.exe 1 8->20         started        68 Windows Scripting host queries suspicious COM object (likely to drop second stage) 12->68 22 ContextID.exe 3 12->22         started        signatures5 process6 dnsIp7 52 162.230.48.189, 49707, 55301, 55302 ATT-INTERNET4US United States 14->52 72 Queries sensitive physical memory information (via WMI, Win32_PhysicalMemory, often done to detect virtual machines) 14->72 74 Found many strings related to Crypto-Wallets (likely being stolen) 14->74 76 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 14->76 86 3 other signatures 14->86 78 Uses ipconfig to lookup or modify the Windows network settings 18->78 24 conhost.exe 18->24         started        26 ipconfig.exe 1 18->26         started        28 conhost.exe 20->28         started        30 ipconfig.exe 1 20->30         started        80 Multi AV Scanner detection for dropped file 22->80 82 Machine Learning detection for dropped file 22->82 84 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 22->84 88 2 other signatures 22->88 32 cmd.exe 22->32         started        34 cmd.exe 22->34         started        36 InstallUtil.exe 22->36         started        signatures8 process9 process10 38 conhost.exe 32->38         started        40 ipconfig.exe 32->40         started        42 conhost.exe 34->42         started        44 ipconfig.exe 34->44         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5/
Threat name:
Win32.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2024-11-05 08:17:27 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=idihvg3ypvjdqhngzz24bchwf2yatox73gefqzqgobyvs5vnptcq._file
Result
Malware family:
xworm
Create hunting rule
Score:
  10/10
Tags:
family:xworm discovery rat trojan
Link:
https://tria.ge/reports/241105-qkg1watqfn/
Behaviour
Delays execution with timeout.exe
Gathers network information
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Executes dropped EXE
Detect Xworm Payload
Suspicious use of NtCreateUserProcessOtherParentProcess
Xworm
Xworm family
Malware Config
C2 Extraction:
127.0.0.1:8895
162.230.48.189:8895
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/2d196583-97e1-4bdb-8b49-e2e683c5313b
Unpacked files
SH256 hash:
5d30f946930d4eb636a1ce7ed9ee7709e90e18ef28c4b59a3504be98b6e42cf3
MD5 hash:
1167583eb831d897395e473b4268e02d
SHA1 hash:
e7156bd449ff525b18e49f1f6e284382b034c775
Link:
https://www.unpac.me/results/92100ccc-65e8-40ab-b9ad-1e12de47fe4d/
SH256 hash:
3a5650033c4759534c250ed23e5f6ef1b211dc19e0a389de8c6cb32b66362a29
MD5 hash:
f4fe75cff2a2bad33fb15f8486759e88
SHA1 hash:
889918e7ceb554830e079e2e58716380408eff1b
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/92100ccc-65e8-40ab-b9ad-1e12de47fe4d/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/92100ccc-65e8-40ab-b9ad-1e12de47fe4d/
SH256 hash:
40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5
MD5 hash:
3d3459b0630ce9dc45b177b697ca23a0
SHA1 hash:
0245c62e5155dd121bd3b31af02e5bf62bb01e71
Link:
https://www.unpac.me/results/92100ccc-65e8-40ab-b9ad-1e12de47fe4d/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

XWorm

Executable exe 40d07a9b787d52381da6ce75c088f62eb009baffd98858660670715976ad7cc5

(this sample)

  
Dropped by
Amadey
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3277099/

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

Comments