MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1. 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


Intelligence 13 IOCs YARA 2 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1
SHA3-384 hash: dd739f3afb263d3bbecbf3eb58a7196708343f46dfff6fb867f1455f4dfa892cab9c76d08d7b0d92bf40eedc32ee3aed
SHA1 hash: d2eb154acb987942e6bcaafe2400b7f3926f0422
MD5 hash: 4447ab2143a08d8b67f131c4cbd9c316
humanhash: batman-wisconsin-robert-triple
File name:4447ab2143a08d8b67f131c4cbd9c316
Download: download sample
Signature Loki
Create hunting rule
File size:431'896 bytes
First seen:2024-06-10 07:04:28 UTC
Last seen:2024-06-10 07:18:17 UTC
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 6144:qwAYwAYwAYwAYwAYwAYwAYwAYwAYwAmCZg4x:V
TLSH T195948B2DD34B02598F620376AB571E5142BDBA7EF38552B1302C537933EAC3DA1252BE
Reporter zbetcheckin
Tags:CVE-2017-11882 Loki rtf

Intelligence

File Origin
# of uploads :
2
# of downloads :
137
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
425ef5b31a93a014e2ff74d66c148a7b73b0fb2a57ab2e015576cb2272db5dfb.doc
Verdict:
Malicious activity
Analysis date:
2024-06-10 06:12:23 UTC
Tags:
cve-2017-0199 exploit
Link:
https://app.any.run/tasks/c785a298-4625-408a-b535-207ee87fe2c9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/rtf
Has a screenshot:
False
Contains macros:
False
Detection(s):
Sanesecurity.Malware.29015.RtfHeur.Msg.UNOFFICIAL
Create hunting rule

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RoomService.20230808.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=666706305c0e232c1ff025e8win10vpnfull_triage
Tags:
Generic Network Office Static Stealth Obfuscated
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Using the Windows Management Instrumentation requests
Creating a window
Connection attempt to an infection source by exploiting the app vulnerability
Creating a file in the %AppData% directory
Сreating synchronization primitives
Launching a service
Creating a process with a hidden window
Moving a file to the %AppData% subdirectory
Enabling the 'hidden' option for recently created files
Searching for the window
Searching for synchronization primitives
Query of malicious DNS domain
Launching a file downloaded from the Internet
Sending a TCP 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/f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1/results/dashboard
Behaviour
BlacklistAPI detected
Verdict:
Malicious
Labled as:
CVE-2018-0798
Link:
https://www.hybrid-analysis.com/sample/f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1
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/1454413
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Document exploit detected (process start blacklist hit)
Drops PE files with a suspicious file extension
Found malware configuration
Injects a PE file into a foreign processes
Installs new ROOT certificates
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: Equation Editor Network Connection
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Scheduled temp file as task from temp location
Sigma detected: Suspicious Microsoft Office Child Process
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)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1454413 Sample: kfP3Y1Y2Ug.rtf Startdate: 10/06/2024 Architecture: WINDOWS Score: 100 62 Snort IDS alert for network traffic 2->62 64 Multi AV Scanner detection for domain / URL 2->64 66 Found malware configuration 2->66 68 18 other signatures 2->68 8 WINWORD.EXE 291 18 2->8         started        10 taskeng.exe 2->10         started        process3 process4 12 EQNEDT32.EXE 11 8->12         started        17 EQNEDT32.EXE 8->17         started        19 xaFodrmIsC.exe 10->19         started        dnsIp5 58 alphabetllc.top 188.114.97.3, 443, 49164, 49165 CLOUDFLARENETUS European Union 12->58 60 dukeenergyltd.top 12->60 50 C:\Users\user\AppData\...\alpha73882.scr, PE32 12->50 dropped 52 C:\Users\user\AppData\Local\...\alpha[1].scr, PE32 12->52 dropped 88 Office equation editor establishes network connection 12->88 90 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 12->90 21 alpha73882.scr 1 10 12->21         started        92 Antivirus detection for dropped file 19->92 94 Multi AV Scanner detection for dropped file 19->94 96 Tries to steal Mail credentials (via file registry) 19->96 98 3 other signatures 19->98 25 powershell.exe 19->25         started        27 powershell.exe 19->27         started        29 schtasks.exe 19->29         started        31 xaFodrmIsC.exe 19->31         started        file6 signatures7 process8 file9 46 C:\Users\user\AppData\...\xaFodrmIsC.exe, PE32 21->46 dropped 48 C:\Users\user\AppData\Local\...\tmp677A.tmp, XML 21->48 dropped 80 Antivirus detection for dropped file 21->80 82 Multi AV Scanner detection for dropped file 21->82 84 Machine Learning detection for dropped file 21->84 86 3 other signatures 21->86 33 alpha73882.scr 129 21->33         started        38 powershell.exe 4 21->38         started        40 powershell.exe 4 21->40         started        42 schtasks.exe 21->42         started        signatures10 process11 dnsIp12 54 188.114.96.3, 49167, 49168, 49170 CLOUDFLARENETUS European Union 33->54 56 alphabetllc.top 33->56 44 C:\Users\user\AppData\...\5879F5.exe (copy), PE32 33->44 dropped 70 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 33->70 72 Tries to steal Mail credentials (via file / registry access) 33->72 74 Tries to harvest and steal ftp login credentials 33->74 76 Tries to harvest and steal browser information (history, passwords, etc) 33->76 78 Installs new ROOT certificates 38->78 file13 signatures14
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1
Detection:
cve-2017-11882-shellcode
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-06-10 07:05:06 UTC
File Type:
Document
Extracted files:
4
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=65b2qzjzafychkxd5kodlvbpbevufxe6vc6jafkojoemn5l72hyq._file
Result
Malware family:
lokibot
Create hunting rule
Score:
  10/10
Tags:
family:lokibot collection execution spyware stealer trojan
Link:
https://tria.ge/reports/240610-hx5cyaec86/
Behaviour
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Checks processor information in registry
Creates scheduled task(s)
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Office loads VBA resources, possible macro or embedded object present
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 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
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
Lokibot
Malware Config
C2 Extraction:
http://alphabetllc.top/alpha/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.

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 f743a86539017023aae3ea9c35d42f092b42dc9ea8bc90154e4b88c6f57fd1f1

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2881833/

Comments


Avatar
zbet commented on 2024-06-10 07:04:29 UTC

url : hxxps://dukeenergyltd.top/alpha.doc