MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318
SHA3-384 hash: 2f20f843d09c6856a3bd05dc2c34c043f211b68218fb818975c67b252b4a7c04ad0c7daae97e3b01daf76576304ea607
SHA1 hash: 4ca08fb7c032976d1f8cfe3cc00b64f8b388ed34
MD5 hash: a9f75e8f452fc360d8f084f461788120
humanhash: july-william-sodium-venus
File name:file
Download: download sample
Signature Loki
Create hunting rule
File size:14'262 bytes
First seen:2022-10-29 14:42:39 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:application/octet-stream
ssdeep 192:jAO0RybdWuwVcFtiTv0jkos5AkZdXkkAoo4Cr0FpcvC89/80XyCRQyCfgFHNt:cqbdFuetrjdxkZFkDooixk8G7ft
TLSH T1FA52297DE5C783EC8FC5A2E4A9056E5D0108775CD385E2237BB8A3B06B93CABA017475
Reporter jstrosch
Tags:CVE-2017-11882 Loki rtf

Intelligence

File Origin
# of uploads :
1
# of downloads :
524
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
lokibot
Create hunting rule
ID:
1
File name:
RFQ#FGT-R08K-TXR-00.docx
Verdict:
Malicious activity
Analysis date:
2022-10-29 12:40:55 UTC
Tags:
trojan opendir exploit cve-2017-11882 loader lokibot
Link:
https://app.any.run/tasks/3aece0b5-4387-4e32-9045-c8e8a0ab8d6f

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/rtf
Has a screenshot:
False
Contains macros:
False
Detection(s):
SecuriteInfo.com.Spam-473.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27333.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-1.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26244.RtfHeur.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.EvilRTF.CVE-2017-0199-Obfus.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Searching for synchronization primitives
Сreating synchronization primitives
Reading critical registry keys
Changing a file
Creating a file
Creating a file in the system32 subdirectories
Using the Windows Management Instrumentation requests
Sending an HTTP GET request
Creating a process from a recently created file
Creating a file in the %AppData% subdirectories
Launching a process
Enabling the 'hidden' option for recently created files
Delayed reading of the file
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-11882 exploit javascript
Link:
https://www.filescan.io/uploads/635d3bf658409ff7bc0c3da1/reports/112f3ea2-89c6-4982-ad94-33844cb5190d/overview
Result
Verdict:
MALICIOUS
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1101034
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files to the user root directory
Initial sample is an obfuscated RTF file
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Office equation editor drops PE file
Office equation editor establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Yara detected AntiVM3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 733695 Sample: file.rtf Startdate: 29/10/2022 Architecture: WINDOWS Score: 100 42 Initial sample is an obfuscated RTF file 2->42 44 Snort IDS alert for network traffic 2->44 46 Multi AV Scanner detection for domain / URL 2->46 48 17 other signatures 2->48 7 EQNEDT32.EXE 12 2->7         started        12 WINWORD.EXE 336 18 2->12         started        14 EQNEDT32.EXE 2->14         started        process3 dnsIp4 34 23.95.122.247, 49171, 80 AS-COLOCROSSINGUS United States 7->34 26 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 7->26 dropped 28 C:\Users\Public\vbc.exe, PE32 7->28 dropped 58 Office equation editor establishes network connection 7->58 60 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->60 16 vbc.exe 7->16         started        30 C:\Users\user\Desktop\~$file.rtf, data 12->30 dropped file5 signatures6 process7 signatures8 36 Multi AV Scanner detection for dropped file 16->36 38 Machine Learning detection for dropped file 16->38 40 Injects a PE file into a foreign processes 16->40 19 vbc.exe 54 16->19         started        process9 dnsIp10 32 208.67.105.162, 49172, 49173, 49174 GRAYSON-COLLIN-COMMUNICATIONSUS United States 19->32 24 C:\Users\user\AppData\...\5879F5.exe (copy), PE32 19->24 dropped 50 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->50 52 Tries to steal Mail credentials (via file / registry access) 19->52 54 Tries to harvest and steal ftp login credentials 19->54 56 Tries to harvest and steal browser information (history, passwords, etc) 19->56 file11 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318/
Threat name:
Win32.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2022-10-28 03:57:08 UTC
File Type:
Document
Extracted files:
4
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=smn54w54pia2pb4esk75tvsqqr44jgkbembimd2ejqy2put4ymma._file
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection spyware stealer trojan
Link:
https://tria.ge/reports/221029-xn7t2abaf9/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
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
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Loads dropped DLL
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Lokibot
Malware Config
C2 Extraction:
http://208.67.105.162/perez/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
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.05
Link:
https://yomi.yoroi.company/submissions/931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318

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:INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.
Rule name:SUSP_RTF_Header_Anomaly_RID2F7F
Create hunting rule
Author:Florian Roth
Description:Detects malformed RTF header often used to trick mechanisms that check for a full RTF header
Reference:https://twitter.com/ItsReallyNick/status/975705759618158593

File information

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

Web download

Loki

Rich Text Format (RTF) rtf 931bde5bbc7a01a7878492bfd9d6508479c499412302860f444c31a7d27cc318

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2389959/

Comments