MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 947b31383bee46a9d4699deb8821af8f2ffc338716c13e981b7adb4e4541af91. 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: 5


Intelligence 5 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 947b31383bee46a9d4699deb8821af8f2ffc338716c13e981b7adb4e4541af91
SHA3-384 hash: 14f22f6ffe5eb5fde4fbeaa5e7790935c694d1b77a5b38d21be3d9d21356328505ba145cce527d5a6baaeae43b049d36
SHA1 hash: 06a1a303f4def56dc56257425239f5abea7c1b33
MD5 hash: c11c7bd737d1dcf126e3cea347737ae6
humanhash: tennis-fanta-black-solar
File name:c11c7bd737d1dcf126e3cea347737ae6.rtf
Download: download sample
Signature Loki
Create hunting rule
File size:13'269 bytes
First seen:2020-11-17 07:26:21 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 192:tjDuvbQunF+im73PMVMYTsV6aYDFM6LT03/sPCva4X/q9St6GiHslBXycQk3TV:t+vbQiFS3UilwW6LT0A0ak/8OBpFDV
TLSH 53529EF49E61B164CBC2508A4E1A6DD8CAB7B43C83E11B701EACE135678F34763650D5
Reporter abuse_ch
Tags:Loki rtf

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 dump

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Creating a file
Reading critical registry keys
Launching a service
Changing a file
Replacing files
Creating a file in the %AppData% subdirectories
Deleting a recently created file
Moving a file to the %AppData% subdirectory
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Launching a file downloaded from the Internet
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Connection attempt to an infection source
Creating a process from a recently created file
Sending an HTTP POST request to an infection source
Result
Verdict:
0
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/539080
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Drops PE files to the user root directory
Found C&C like URL pattern
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 starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: Droppers Exploiting CVE-2017-11882
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Executables Started in Suspicious Folder
Sigma detected: Execution in Non-Executable Folder
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Suspicious Program Location Process Starts
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 access)
Tries to steal Mail credentials (via file registry)
Yara detected AntiVM_3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 318644 Sample: Y0L60XAhvo.rtf Startdate: 17/11/2020 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Multi AV Scanner detection for domain / URL 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 17 other signatures 2->45 7 EQNEDT32.EXE 12 2->7         started        12 WINWORD.EXE 336 18 2->12         started        14 EQNEDT32.EXE 2->14         started        process3 dnsIp4 29 unitedstdyfrkesokoriorimistreetsmstgpd.ydns.eu 103.141.138.122, 49167, 80 VNPT-AS-VNVIETNAMPOSTSANDTELECOMMUNICATIONSGROUPVN Viet Nam 7->29 23 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 7->23 dropped 25 C:\Users\Public\vbc.exe, PE32 7->25 dropped 55 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->55 16 vbc.exe 2 5 7->16         started        file5 signatures6 process7 signatures8 31 Multi AV Scanner detection for dropped file 16->31 33 Detected unpacking (changes PE section rights) 16->33 35 Detected unpacking (overwrites its own PE header) 16->35 37 3 other signatures 16->37 19 vbc.exe 54 16->19         started        process9 dnsIp10 27 magicview.ga 91.203.193.159, 49168, 49169, 49170 GARANT-PARK-INTERNETRU Russian Federation 19->27 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 19->47 49 Tries to steal Mail credentials (via file access) 19->49 51 Tries to harvest and steal ftp login credentials 19->51 53 Tries to harvest and steal browser information (history, passwords, etc) 19->53 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/947b31383bee46a9d4699deb8821af8f2ffc338716c13e981b7adb4e4541af91/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-11-16 08:20:17 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  5/5
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot persistence spyware stealer trojan
Link:
https://tria.ge/reports/201117-jpgmxs1gyx/
Behaviour
Launches Equation Editor
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Modifies service
Suspicious use of SetThreadContext
Loads dropped DLL
Uses the VBS compiler for execution
Blacklisted process makes network request
Executes dropped EXE
Lokibot
Malware Config
C2 Extraction:
http://magicview.ga/akin/gate.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.

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:Email_stealer_bin_mem
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
Author:James_inthe_box
Description:UAC bypass in files like avemaria

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 947b31383bee46a9d4699deb8821af8f2ffc338716c13e981b7adb4e4541af91

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/822672/
  
Delivery method
Distributed via web download

Comments