MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7. 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: 10


Intelligence 10 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7
SHA3-384 hash: a0ac904486eb9d91b0357e8e670de61d9885c79eede69c7755a98d43812dcff1e67ddd2b2044025d3a0afc9aa458fefb
SHA1 hash: fca8aeda3bbf6457b38cc4aa9a91068946c643f8
MD5 hash: 0c29d50a7fad4b196075f9372a3dd617
humanhash: pip-uncle-mango-eight
File name:file
Download: download sample
Signature XWorm
Create hunting rule
File size:1'277'848 bytes
First seen:2022-12-15 20:27:38 UTC
Last seen:2022-12-15 22:27:28 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash da426df48912de4f1bc39b4ee6afe080 (5 x LgoogLoader, 1 x AuroraStealer, 1 x XWorm)
ssdeep 24576:g7TlidGzaSvydpNg5D09tF7B91ZyugUz7Tc1zpGVZM:ggQ4dpNMD09t5KbQ7g1zp/
TLSH T18245796E8098F3A2EBB21D7921907E473122FAF912D487FD09FC12595D195E36F08CE6
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) (4505/5/1)
File icon (PE):PE icon
dhash icon 94b6c6cecececaf0 (1 x XWorm)
Reporter jstrosch
Tags:exe signed xworm

Code Signing Certificate

Organisation:tiger.com
Issuer:R3
Algorithm:sha256WithRSAEncryption
Valid from:2022-11-23T03:36:27Z
Valid to:2023-02-21T03:36:26Z
Serial number: 037624782c2209541fd1be4f6062b531caad
Intelligence: 5 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: bdca4a10ff494f6eaf61bcf91909bd0d2236d28bc4c68de312505dc15b224e76
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
213
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-12-15 20:31:06 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/473a6847-338e-471f-ac90-eb621006e491

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/346769/
Detection(s):
SecuriteInfo.com.Variant.Fragtor.178512.5859.20289.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
DNS request
Creating a file
Sending a custom TCP request
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
greyware overlay packed
Link:
https://www.filescan.io/uploads/639b8355054d8c265cd68310/reports/5735c9aa-766d-4d7d-8954-395e1c2a5200/overview
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:
Amadey
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db4ad80f-e6ca-49c7-b7a2-8637c74c3ce1
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1135310
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Checks if the current machine is a virtual machine (disk enumeration)
Hides threads from debuggers
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)
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 BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines)
Query firmware table information (likely to detect VMs)
Self deletion via cmd or bat file
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Uses ping.exe to check the status of other devices and networks
Uses schtasks.exe or at.exe to add and modify task schedules
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 768040 Sample: file.exe Startdate: 15/12/2022 Architecture: WINDOWS Score: 100 60 44software.org 2->60 80 Malicious sample detected (through community Yara rule) 2->80 82 Multi AV Scanner detection for dropped file 2->82 84 Multi AV Scanner detection for submitted file 2->84 86 6 other signatures 2->86 9 file.exe 10 2->9         started        14 Letobi feya jiba.exe 13 2->14         started        signatures3 process4 dnsIp5 62 gc02jlnriryaohtvboam5yrgb.g4wg1gyflnnct0igihwzni 9->62 48 C:\Users\user\...\Letobi feya jiba.exe, PE32 9->48 dropped 50 C:\...\Letobi feya jiba.exe:Zone.Identifier, ASCII 9->50 dropped 88 Self deletion via cmd or bat file 9->88 90 Uses schtasks.exe or at.exe to add and modify task schedules 9->90 16 Letobi feya jiba.exe 17 9->16         started        21 cmd.exe 1 9->21         started        23 schtasks.exe 1 9->23         started        64 gc02jlnriryaohtvboam5yrgb.g4wg1gyflnnct0igihwzni 14->64 66 bitbucket.org 14->66 92 Writes to foreign memory regions 14->92 94 Allocates memory in foreign processes 14->94 96 Injects a PE file into a foreign processes 14->96 25 ngentask.exe 14->25         started        27 fontview.exe 14->27         started        file6 signatures7 process8 dnsIp9 54 s3-w.us-east-1.amazonaws.com 3.5.10.110, 443, 49706, 49708 AMAZON-AESUS United States 16->54 56 bitbucket.org 104.192.141.1, 443, 49704, 49707 AMAZON-02US United States 16->56 58 4 other IPs or domains 16->58 46 C:\Users\user\AppData\Local\...\advapi32.dll, PE32 16->46 dropped 72 Writes to foreign memory regions 16->72 74 Allocates memory in foreign processes 16->74 76 Injects a PE file into a foreign processes 16->76 29 fontview.exe 1 16->29         started        34 ngentask.exe 2 16->34         started        78 Uses ping.exe to check the status of other devices and networks 21->78 36 PING.EXE 1 21->36         started        38 conhost.exe 21->38         started        40 chcp.com 1 21->40         started        42 conhost.exe 23->42         started        file10 signatures11 process12 dnsIp13 68 44software.org 80.76.51.101, 49728, 49730, 49747 CLOUDCOMPUTINGDE Bulgaria 29->68 52 C:\Users\user\AppData\...\nsis_uns15e29c8.dll, PE32+ 29->52 dropped 98 Query firmware table information (likely to detect VMs) 29->98 100 Queries sensitive Plug and Play Device Information (via WMI, Win32_PnPEntity, often done to detect virtual machines) 29->100 102 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 29->102 104 4 other signatures 29->104 44 rundll32.exe 29->44         started        70 127.0.0.1 unknown unknown 36->70 file14 signatures15 process16
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7/
Threat name:
Win32.Trojan.Fragtor
Create hunting rule
Status:
Malicious
First seen:
2022-12-14 23:24:03 UTC
File Type:
PE (Exe)
Extracted files:
28
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jxqhaetzmbadsuavw2wpvnmzntv3ecm37m3c3kntamsglaf4ig3q._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/221215-y8zjtsde34/
Behaviour
Creates scheduled task(s)
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Deletes itself
Loads dropped DLL
Executes dropped EXE
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1f889875-e7ad-4ba0-8d33-42c9286c0269
Unpacked files
SH256 hash:
06be0374c016324169ef3007af02cba3ff51df4aa6be0c8d3572941913e7fc05
MD5 hash:
cebd2d4caf094e12f4da09bda772447f
SHA1 hash:
9b7d82d7962d2bba01551b5d415ce6fd6e7f818f
Link:
https://www.unpac.me/results/1771f9c7-7e76-4c9a-906d-31874d4ceaea/
SH256 hash:
4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7
MD5 hash:
0c29d50a7fad4b196075f9372a3dd617
SHA1 hash:
fca8aeda3bbf6457b38cc4aa9a91068946c643f8
Link:
https://www.unpac.me/results/1771f9c7-7e76-4c9a-906d-31874d4ceaea/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4de070127960/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/4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7

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:AsyncRat_Detection_Dec_2022
Create hunting rule
Author:Potatech
Description:AsyncRat
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_DOTNET_PE_List_AV
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detecs .NET Binary that lists installed AVs
Rule name:win_xwormmm_s1_6f74
Create hunting rule
Author:Johannes Bader
Description:detects unpacked Xwormmm samples

File information

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

Web download

XWorm

Executable exe 4de07012796040395015b6acfab5996cebb2099bfb362da9b303246580bc41b7

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/346769/

Comments