MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 907358550c466187e6f464083a04a55688ff5b0b3009c67e4e31708601e228ab. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments

SHA256 hash: 907358550c466187e6f464083a04a55688ff5b0b3009c67e4e31708601e228ab
SHA3-384 hash: 24ad0b2eaa237cc36cd7163a6882bfece3f9449bb2130f73fb680cd2640244d5a15954c60552b0e76d6af35405e3331d
SHA1 hash: ab5912c3286fc9d53e37a8a16ec24841b3cf73af
MD5 hash: 37a1906b0c382c29480756b52fb7f75c
humanhash: fanta-princess-oranges-utah
File name:bank_swift.xlsx
Download: download sample
Signature Loki
File size:2'379'264 bytes
First seen:2021-03-23 07:27:21 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 49152:R6rj9itzFr7COjGpAFcCVTW0t5p5l0FkPcIg5nX3J3q2sGTsO:RgG57COSOewNj9inJaKTV
TLSH 15B53345B9CAEF07E66E16B792DF1C2811A6CC749B419C677B54BF30323724227D2B28
Reporter abuse_ch
Tags:CVE-2017-11882 Loki VelvetSweatshop xlsx


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: pkz68-1-spamexpert3.hoster.kz
Sending IP: 185.111.104.84
From: atyrau@naceks.kz
Subject: COPY OUTGOING PAYMENT - MT103 / CBC
Attachment: bank_swift.xlsx

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
Application name is unknown
Office document is in OLE format
Office document is in encrypted
OLE dump
Detection: VelvetSweatshop

MalwareBazaar was able to identify 6 sections in this file using oledump:

Section IDSection sizeSection name
164 bytesDataSpaces/DataSpaceInfo/StrongEncryptionDataSpace
2112 bytesDataSpaces/DataSpaceMap
3200 bytesDataSpaces/TransformInfo/StrongEncryptionTransform/Primary
476 bytesDataSpaces/Version
52356536 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bank_swift.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-23 05:23:51 UTC
Tags:
encrypted opendir exploit CVE-2017-11882 loader trojan lokibot stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
DNS request
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Embedding Objects in Encrypted Excel File
Payload URLs
URL
File name
http://www.day.com/dam/1.0
Microsoft_Office_Word_Macro-Enabled_Document1.docm
Document image
Document image
Result
Verdict:
MALICIOUS
Details
Macro Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Document With No Content
Document contains little or no semantic information.
Result
Threat name:
Lokibot
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Signature
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 malware configuration
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 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 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 aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 373708 Sample: bank_swift.xlsx Startdate: 23/03/2021 Architecture: WINDOWS Score: 100 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 17 other signatures 2->47 7 EQNEDT32.EXE 13 2->7         started        12 EXCEL.EXE 37 31 2->12         started        process3 dnsIp4 37 nbnbnstdylionkistwcx.dns.army 103.141.138.122, 49168, 80 VNPT-AS-VNVIETNAMPOSTSANDTELECOMMUNICATIONSGROUPVN Viet Nam 7->37 39 is.gd 104.25.233.53, 443, 49167 CLOUDFLARENETUS United States 7->39 25 C:\Users\user\AppData\Local\...\regasm[1].exe, PE32 7->25 dropped 27 C:\Users\Public\vbc.exe, PE32 7->27 dropped 57 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->57 14 vbc.exe 12 7->14         started        29 C:\Users\user\Desktop\~$bank_swift.xlsx, data 12->29 dropped file5 signatures6 process7 file8 31 C:\Users\user\AppData\Local\...\dwtyamhgh.dll, PE32 14->31 dropped 59 Multi AV Scanner detection for dropped file 14->59 61 Detected unpacking (changes PE section rights) 14->61 63 Detected unpacking (overwrites its own PE header) 14->63 65 3 other signatures 14->65 18 vbc.exe 55 14->18         started        signatures9 process10 dnsIp11 33 193.135.12.10, 49170, 49173, 49174 ALEXHOSTMD Russian Federation 18->33 35 moem-my.com 193.135.12.12, 49169, 49171, 49172 ALEXHOSTMD Russian Federation 18->35 23 C:\Users\user\AppData\Roaming\...\5879F5.exe, PE32 18->23 dropped 49 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->49 51 Tries to steal Mail credentials (via file access) 18->51 53 Tries to harvest and steal ftp login credentials 18->53 55 Tries to harvest and steal browser information (history, passwords, etc) 18->55 file12 signatures13
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2021-03-23 00:37:08 UTC
AV detection:
13 of 48 (27.08%)
Threat level:
  5/5
Result
Malware family:
lokibot
Score:
  10/10
Tags:
family:lokibot spyware stealer trojan
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
NSIS installer
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Uses the VBS compiler for execution
Blocklisted process makes network request
Executes dropped EXE
Lokibot
Malware Config
C2 Extraction:
http://moem-my.com/zoro/zoro6/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:Email_stealer_bin_mem
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:IPPort_combo_mem
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
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.

Malspam

Loki

Excel file xlsx 907358550c466187e6f464083a04a55688ff5b0b3009c67e4e31708601e228ab

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments