MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03. 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: 14


Intelligence 14 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
SHA3-384 hash: 56aadef020f6650f6d44ea194fa60d254b04096308a820f9a3313104d7580dba16df07be0184e8ec44f6eabe57106046
SHA1 hash: 6e1ea87c801cc9a683a96d4150104dd737e57eb7
MD5 hash: 83bc6545b16b3f19d41842e9d87e46ac
humanhash: hotel-zulu-harry-enemy
File name:Company profile, order requirement and specification details.pdf.exe
Download: download sample
Signature XWorm
Create hunting rule
File size:765'440 bytes
First seen:2023-11-10 09:04:24 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:aPPtd8S7bhLAFJRjoKpu1c9h12jEp+aLpZLh4FOBPqctpmIZbAAwKc2KcxWvkowN:ib8YSFfoH1c9DChBwjtpPZbg2KuW1i5
TLSH T1FAF44978B9AD456BD4B5DFB08EC9E423B0C1A9AB70519D3D60D3272A5362742E0C633F
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 79e0c4ccccc4c4c0 (11 x Loki, 4 x AgentTesla, 3 x SnakeKeylogger)
Reporter TeamDreier
Tags:exe xworm

Intelligence

File Origin
# of uploads :
1
# of downloads :
289
Origin country :
DK DK
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Company profile, order requirement and specification details.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-11-10 09:10:50 UTC
Tags:
xworm remote
Link:
https://app.any.run/tasks/a59837c6-ac77-4f1b-8675-66638e356985

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.281.17906.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/654df248946b6ab2245d927e/reports/021a0090-a5fd-4c1d-8ee3-d23e9d76e138/overview
Verdict:
Malicious
Labled as:
Ransom.Loki.Generic
Link:
https://www.hybrid-analysis.com/sample/87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
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:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0cf9d3a1-e498-4ab3-b6fc-0f3eac5d3100
Result
Threat name:
XWorm
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1340449
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
.NET source code contains very large strings
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected XWorm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1340449 Sample: Company_profile,_order_requ... Startdate: 10/11/2023 Architecture: WINDOWS Score: 100 58 Found malware configuration 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 9 other signatures 2->64 8 Company_profile,_order_requirement_and_specification_details.pdf.exe 3 2->8         started        11 XClient.exe 2->11         started        13 XClient.exe 2->13         started        15 3 other processes 2->15 process3 signatures4 68 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 8->68 70 Bypasses PowerShell execution policy 8->70 72 Uses schtasks.exe or at.exe to add and modify task schedules 8->72 74 Adds a directory exclusion to Windows Defender 8->74 17 Company_profile,_order_requirement_and_specification_details.pdf.exe 1 6 8->17         started        76 Multi AV Scanner detection for dropped file 11->76 78 Machine Learning detection for dropped file 11->78 80 Injects a PE file into a foreign processes 11->80 22 XClient.exe 11->22         started        24 XClient.exe 11->24         started        26 XClient.exe 11->26         started        28 XClient.exe 13->28         started        30 XClient.exe 15->30         started        32 XClient.exe 15->32         started        34 XClient.exe 15->34         started        process5 dnsIp6 56 91.92.240.50, 1111, 49721 THEZONEBG Bulgaria 17->56 54 C:\Users\user\AppData\Roaming\XClient.exe, PE32 17->54 dropped 66 Adds a directory exclusion to Windows Defender 17->66 36 powershell.exe 23 17->36         started        38 powershell.exe 23 17->38         started        40 powershell.exe 23 17->40         started        42 2 other processes 17->42 file7 signatures8 process9 process10 44 conhost.exe 36->44         started        46 conhost.exe 38->46         started        48 conhost.exe 40->48         started        50 conhost.exe 42->50         started        52 conhost.exe 42->52         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Malicious
First seen:
2023-11-09 16:43:47 UTC
File Type:
PE (.Net Exe)
Extracted files:
41
AV detection:
26 of 37 (70.27%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q5tqgsdhkwjvkc5fkh6mn7it2s3olzzpbrosdmpnwdkxmrrpvmbq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
persistence
Link:
https://tria.ge/reports/231110-k16raafg32/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Drops startup file
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
7f09566f2c454c4fc2b54d99cbc8e5de22ba009fd9de36a78ae79c5c85de0b4d
MD5 hash:
e80b463d89f12f4c890cdedae514c389
SHA1 hash:
d67bc257446aac491f44ca9ba480f3b98f065587
Link:
https://www.unpac.me/results/7f43af44-ecba-4bad-a9d7-bf82c31825f5/
SH256 hash:
5930ead3a3b3184925b11e0989605e8638978e82d50c4f8f50ebd18f7dfa0865
MD5 hash:
0daf27b9e82a53a7bfcd274864aa652b
SHA1 hash:
5d0d5718d3f2f7ee25afc5c9dda88f2a119f126f
Link:
https://www.unpac.me/results/7f43af44-ecba-4bad-a9d7-bf82c31825f5/
SH256 hash:
bfef9eac82e53e8d63bcb3b3022880eaf8f22cbbc6c69f3782b59c438f649f12
MD5 hash:
ddf81912128dd196140e9be656c3a212
SHA1 hash:
51221baf7115f7f2de03cd00b8b25cfde9241a35
Link:
https://www.unpac.me/results/7f43af44-ecba-4bad-a9d7-bf82c31825f5/
SH256 hash:
26de57bf0b6e5f38402c3b36dd4dcc0cddad33aadc1e3745530d0e8f9cc1ccb1
MD5 hash:
1c7ddfec4b08dd691ae275c7419893bb
SHA1 hash:
2a6b42a19ef0a34c08f40d107892e0388e0b3122
Detections:
win_delivery_check_g0
Create hunting rule
Link:
https://www.unpac.me/results/7f43af44-ecba-4bad-a9d7-bf82c31825f5/
Parent samples :
87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
90d33feb81bdc51341e3840057c1081765b6d35263b2393c0219512c4177f215
SH256 hash:
87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03
MD5 hash:
83bc6545b16b3f19d41842e9d87e46ac
SHA1 hash:
6e1ea87c801cc9a683a96d4150104dd737e57eb7
Link:
https://www.unpac.me/results/7f43af44-ecba-4bad-a9d7-bf82c31825f5/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/876703486755/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/87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:Disable_Defender
Create hunting rule
Author:iam-py-test
Description:Detect files disabling or modifying Windows Defender, Windows Firewall, or Microsoft Smartscreen
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MALWARE_Win_AsyncRAT
Create hunting rule
Author:ditekSHen
Description:Detects AsyncRAT
Rule name:MALWARE_Win_XWorm
Create hunting rule
Author:ditekSHen
Description:Detects XWorm
Rule name:Multifamily_RAT_Detection
Create hunting rule
Author:Lucas Acha (http://www.lukeacha.com)
Description:Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
Rule name:NET
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
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_delivery_check_g0
Create hunting rule

File information

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

Malspam

XWorm

Executable exe 87670348675593550ba551fcc6fd13d4b6e5e72f0c5d21b1edb0d576462fab03

(this sample)

  
Delivery method
Distributed via e-mail attachment

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