MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d40bb931175884e2639cac09b5e915055b1a6e2bcaea474481309242c04e8c5f. 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 File information Comments

SHA256 hash: d40bb931175884e2639cac09b5e915055b1a6e2bcaea474481309242c04e8c5f
SHA3-384 hash: 8a2e147651549550ed0dc7b444b8c71655480046e9e98f4de7945536d0568768be63c2d9dda4e67e382ed8347ed1e509
SHA1 hash: d4d3e42e3b0c39b6d06ed9f84a327a810538df74
MD5 hash: e04ee21d8a0f55e842022bf192fa4b0f
humanhash: low-black-coffee-eighteen
File name:New Order.xlsx
Download: download sample
Signature Loki
File size:186'872 bytes
First seen:2022-01-21 10:49:40 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 3072:3hSi1KfC9w/ZgmSk6iXFzJYouKOgNq4zm+lwBRL3kYsiPD53o5E:ci1io2Z799vbzmOwjnsoDJsE
TLSH T11A0412BEDC7EA302FCA34B70459930125382EC7DAD669412ECB17D99E134E7722B5189
Reporter abuse_ch
Tags:CVE-2017-11882 Loki VelvetSweatshop 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 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
3208 bytesDataSpaces/TransformInfo/StrongEncryptionTransform/Primary
476 bytesDataSpaces/Version
5180216 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
203
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
False
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
DNS request
Creating a window
Searching for synchronization primitives
Launching a process
Creating a file
Сreating synchronization primitives
Creating a file in the %temp% directory
Reading critical registry keys
Changing a file
Sending an HTTP POST request
Creating a file in the %AppData% subdirectories
Moving a file to the %AppData% subdirectory
Enabling the 'hidden' option for recently created files
Sending an HTTP GET request
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Embedding Objects in Encrypted Excel File
Document image
Document image
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe embedequation exploit shell32.dll shellcode VelvetSweatshop
Label:
Malicious
Suspicious Score:
9.8/10
Score Malicious:
99%
Score Benign:
1%
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
C2 URLs / IPs found in malware configuration
Drops PE files to the user root directory
Found malware configuration
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 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: Execution from Suspicious Folder
Sigma detected: File Dropped By EQNEDT32EXE
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 / registry 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: 557663 Sample: New Order.xlsx Startdate: 21/01/2022 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 13 other signatures 2->43 7 EQNEDT32.EXE 12 2->7         started        12 EXCEL.EXE 33 25 2->12         started        process3 dnsIp4 35 192.210.219.13, 49165, 80 AS-COLOCROSSINGUS United States 7->35 25 C:\Users\user\AppData\Local\...\vbc[1].exe, PE32 7->25 dropped 27 C:\Users\Public\vbc.exe, PE32 7->27 dropped 53 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->53 14 vbc.exe 19 7->14         started        29 C:\Users\user\Desktop\~$New Order.xlsx, data 12->29 dropped file5 signatures6 process7 file8 31 C:\Users\user\AppData\Local\...\otzinig.dll, PE32 14->31 dropped 55 Multi AV Scanner detection for dropped file 14->55 57 Tries to steal Mail credentials (via file registry) 14->57 59 Machine Learning detection for dropped file 14->59 61 Injects a PE file into a foreign processes 14->61 18 vbc.exe 54 14->18         started        signatures9 process10 dnsIp11 33 137.184.118.248, 49166, 49167, 49168 PANDGUS United States 18->33 23 C:\Users\user\AppData\...\5879F5.exe (copy), PE32 18->23 dropped 45 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 18->45 47 Tries to steal Mail credentials (via file / registry access) 18->47 49 Tries to harvest and steal ftp login credentials 18->49 51 Tries to harvest and steal browser information (history, passwords, etc) 18->51 file12 signatures13
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2022-01-21 10:50:15 UTC
File Type:
Document
Extracted files:
50
AV detection:
16 of 43 (37.21%)
Threat level:
  5/5
Result
Malware family:
lokibot
Score:
  10/10
Tags:
family:lokibot collection spyware stealer trojan
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 use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
NSIS installer
Enumerates physical storage devices
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://137.184.118.248/sheng/logs/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.

File information


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

Malspam

Loki

Excel file xlsx d40bb931175884e2639cac09b5e915055b1a6e2bcaea474481309242c04e8c5f

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments