MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87
SHA3-384 hash: 7bec2d20533252a9fcd4e21dd70b6e4a21eaab60bf4d14311960ea1ce9f61725a9e7f4fb9d1f8404ef4681859385d1e2
SHA1 hash: 7f5ee664020ebb97215cc220f6ce4f533f74c754
MD5 hash: 8cbad11f5002ce2ac201072b5fba6051
humanhash: bravo-mike-april-georgia
File name:8cbad11f5002ce2ac201072b5fba6051
Download: download sample
Signature Loki
Create hunting rule
File size:14'360 bytes
First seen:2023-02-20 13:07:09 UTC
Last seen:2023-02-20 14:30:55 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 384:mAJ0Kjn0JBsctMSJMr3O7ELvH3Cm4JFj/0z5Q:mkjWsMJMr3OAryPJFqO
TLSH T1B452D5416B8D69B2D365E5338119950A0CBEF6BE378306F4B49CD45237FC30E6AB81B6
Reporter zbetcheckin
Tags:CVE-2017-11882 Loki rtf

Intelligence

File Origin
# of uploads :
2
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
lokibot
Create hunting rule
ID:
1
File name:
SOA #00776122.docx
Verdict:
Malicious activity
Analysis date:
2023-02-20 10:27:13 UTC
Tags:
opendir exploit cve-2017-11882 loader trojan lokibot
Link:
https://app.any.run/tasks/e226b15d-8414-4c50-92ed-e9f7ef7267f5

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):
Sanesecurity.Malware.28881.RtfHeur.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Sending a custom TCP request
Searching for synchronization primitives
Launching a process
Creating a window
Creating a file
Сreating synchronization primitives
Creating a file in the %temp% directory
Reading critical registry keys
Moving a file to the %AppData% subdirectory
Enabling the 'hidden' option for recently created files
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-11882 embedequation exploit shell32.dll shellcode
Link:
https://www.filescan.io/uploads/63f370b5e6a5b4588ca1145f/reports/4d04464a-5160-4da8-8225-b05ed72050b4/overview
Verdict:
Malicious
Labled as:
CVE-2017-11882
Link:
https://www.hybrid-analysis.com/sample/ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87
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/1179220
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the user root directory
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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)
Shellcode detected
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: File Dropped By EQNEDT32EXE
Snort IDS alert 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)
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 812046 Sample: kLElPV4zLx.rtf Startdate: 20/02/2023 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic 2->43 45 Multi AV Scanner detection for domain / URL 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 14 other signatures 2->49 8 EQNEDT32.EXE 12 2->8         started        13 WINWORD.EXE 336 18 2->13         started        15 EQNEDT32.EXE 2->15         started        process3 dnsIp4 39 192.210.160.253, 49173, 80 AS-COLOCROSSINGUS United States 8->39 33 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 8->33 dropped 35 C:\Users\Public\vb.exe, PE32 8->35 dropped 63 Office equation editor establishes network connection 8->63 65 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 8->65 17 vb.exe 19 8->17         started        file5 signatures6 process7 file8 29 C:\Users\user\AppData\Local\...\xcxdwxkm.exe, PE32 17->29 dropped 31 C:\Users\user\AppData\Local\Temp\tupdbh.t, DOS 17->31 dropped 51 Multi AV Scanner detection for dropped file 17->51 53 Machine Learning detection for dropped file 17->53 21 xcxdwxkm.exe 17->21         started        signatures9 process10 signatures11 55 Antivirus detection for dropped file 21->55 57 Multi AV Scanner detection for dropped file 21->57 59 Detected unpacking (changes PE section rights) 21->59 61 4 other signatures 21->61 24 xcxdwxkm.exe 54 21->24         started        process12 dnsIp13 41 208.67.105.148, 49174, 49175, 49176 GRAYSON-COLLIN-COMMUNICATIONSUS United States 24->41 37 C:\Users\user\AppData\...\5879F5.exe (copy), PE32 24->37 dropped 67 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 24->67 69 Tries to steal Mail credentials (via file / registry access) 24->69 71 Tries to harvest and steal ftp login credentials 24->71 73 Tries to harvest and steal browser information (history, passwords, etc) 24->73 file14 signatures15
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2023-02-20 03:50:22 UTC
File Type:
Document
Extracted files:
5
AV detection:
14 of 25 (56.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5js4gn7zz6hnt54ugqvz6hwjxzd4xzobg4yzipkrcghrgolmlwdq._file
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection spyware stealer trojan
Link:
https://tria.ge/reports/230220-qc8hvsae6t/
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: MapViewOfSection
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
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Executes dropped EXE
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Downloads MZ/PE file
Lokibot
Malware Config
C2 Extraction:
http://208.67.105.148/sung/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
Malware family:
Lokibot
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ea65c337f9cf/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Lokibot
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87

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_INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents.
Reference:https://github.com/ditekshen/detection

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 ea65c337f9cf8ed9f794342b9f1ec9be47cbe5c13731943d51118f13396c5d87

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2545791/

Comments


Avatar
zbet commented on 2023-02-20 13:07:13 UTC

url : hxxp://192.210.160.253/O__O.DOC