MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 644c4d8e1df0f7ae73497d7d5f94ce806e54b611b2ca60cf28ea0a695b28f2d3. 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



Loki


Vendor detections: 13


Maldoc score: 23


Intelligence 13 IOCs 1 YARA 6 File information Comments

SHA256 hash: 644c4d8e1df0f7ae73497d7d5f94ce806e54b611b2ca60cf28ea0a695b28f2d3
SHA3-384 hash: 6fb324639849c6bece6e927663787c7a80418622bb4259227a10f31db8ba07bf65c0d2d5af6949f8e3c6c980399cac15
SHA1 hash: f6134239d4a25fe4f7465ecc0eb52bf06623d658
MD5 hash: e89259df459a4658d9d97fc964705dad
humanhash: hotel-salami-florida-whiskey
File name:PurchaseOrder.xls
Download: download sample
Signature Loki
File size:62'976 bytes
First seen:2025-01-27 11:50:23 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:ZnxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAs6/Emofq4+b/:ZnxEtjPOtioVjDGUU1qfDlaGGx+cL2Qw
TLSH T1EA5307517681C84AEA4803354CE3D6EA7627FC519EB747073294F32F2EB76A0CA1365A
TrID 46.5% (.XLS) Microsoft Excel sheet (alternate) (56500/1/4)
26.7% (.XLS) Microsoft Excel sheet (32500/1/3)
20.1% (.XLS) Microsoft Excel sheet (alternate) (24500/1/2)
6.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika xls
Reporter abuse_ch
Tags:Loki xls


Avatar
abuse_ch
Loki C2:
http://85.31.47.84/adsafref/Panel/five/fre.php

Indicators Of Compromise (IOCs)


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

IOCThreatFox Reference
http://85.31.47.84/adsafref/Panel/five/fre.php https://threatfox.abuse.ch/ioc/1394908/

Office OLE Information


This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id
Maldoc score: 23
OLE dump

MalwareBazaar was able to identify 19 sections in this file using oledump:

Section IDSection sizeSection name
1107 bytesCompObj
2244 bytesDocumentSummaryInformation
3208 bytesSummaryInformation
435247 bytesWorkbook
5641 bytes_VBA_PROJECT_CUR/PROJECT
6128 bytes_VBA_PROJECT_CUR/PROJECTwm
7960 bytes_VBA_PROJECT_CUR/VBA/Module1
8977 bytes_VBA_PROJECT_CUR/VBA/Sheet1
9977 bytes_VBA_PROJECT_CUR/VBA/Sheet2
10977 bytes_VBA_PROJECT_CUR/VBA/Sheet3
117484 bytes_VBA_PROJECT_CUR/VBA/ThisWorkbook
124624 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
131696 bytes_VBA_PROJECT_CUR/VBA/__SRP_0
14227 bytes_VBA_PROJECT_CUR/VBA/__SRP_1
1584 bytes_VBA_PROJECT_CUR/VBA/__SRP_2
16104 bytes_VBA_PROJECT_CUR/VBA/__SRP_3
17568 bytes_VBA_PROJECT_CUR/VBA/__SRP_4
18554 bytes_VBA_PROJECT_CUR/VBA/__SRP_5
19612 bytes_VBA_PROJECT_CUR/VBA/dir
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
AutoExecWorkbook_OpenRuns when the Excel Workbook is opened
SuspiciousOpenMay open a file
SuspiciousWriteMay write to a file (if combined with Open)
Suspiciousadodb.streamMay create a text file
SuspiciousSaveToFileMay create a text file
SuspiciousShellMay run an executable file or a system command
SuspiciousWScript.ShellMay run an executable file or a system command
SuspiciousCreateObjectMay create an OLE object
SuspiciousShell.ApplicationMay run an application (if combined with CreateObject)
Suspiciousmicrosoft.xmlhttpMay download files from the Internet
SuspiciousChrMay attempt to obfuscate specific strings (use option --deobf to deobfuscate)
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence


File Origin
# of uploads :
1
# of downloads :
104
Origin country :
NL NL
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Searching for synchronization primitives
Creating a file
Reading critical registry keys
Using the Windows Management Instrumentation requests
Launching the default Windows debugger (dwwin.exe)
Changing a file
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP POST request
Connection attempt by exploiting the app vulnerability
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Behaviour
BlacklistAPI detected
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
dropper macros macros-on-open obfuscated
Label:
Malicious
Suspicious Score:
8.0/10
Score Malicious:
8%
Score Benign:
2%
Result
Verdict:
MALICIOUS
Details
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Macro with File System Write
Detected macro logic that can write data to the file system.
Document With Minimal Content
Document contains less than 1 kilobyte of semantic information.
Macro Execution Coercion in Document
Detected a document that appears to social engineer the user into activating embedded logic.
Shell.Application Object
Detected the instantiation of Shell Application object within the macro.
Macro Contains Suspicious String
Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...
Result
Threat name:
Lokibot
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Document contains an embedded VBA macro with suspicious strings
Document contains an embedded VBA with functions possibly related to ADO stream file operations
Document contains an embedded VBA with functions possibly related to HTTP operations
Document contains an embedded VBA with hexadecimal encoded strings
Document contains VBA stomped code (only p-code) potentially bypassing AV detection
Document exploit detected (process start blacklist hit)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Office process queries suspicious COM object (likely to drop second stage)
Sigma detected: Suspicious Binary In User Directory Spawned From Office Application
Sigma detected: Suspicious Microsoft Office Child Process
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Uses known network protocols on non-standard ports
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Threat name:
Script-Macro.Trojan.Valyria
Status:
Malicious
First seen:
2025-01-27 11:51:04 UTC
File Type:
Document
Extracted files:
28
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Result
Malware family:
lokibot
Score:
  10/10
Tags:
family:lokibot collection discovery macro macro_on_action spyware stealer trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Office loads VBA resources, possible macro or embedded object present
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Lokibot
Lokibot family
Malware Config
C2 Extraction:
http://85.31.47.84:5336/adsafref/Panel/five/fre.php
http://kbfvzoboss.bid/alien/fre.php
http://alphastand.trade/alien/fre.php
http://alphastand.win/alien/fre.php
http://alphastand.top/alien/fre.php
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:informational_win_ole_protected
Author:Jeff White (karttoon@gmail.com) @noottrak
Description:Identify OLE Project protection within documents.

File information


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

Comments