MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e850f3849ea82980cf23844ad3caadf73856b2d5b0c4179847d82ce4016e80ee. 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 1

SHA256 hash: e850f3849ea82980cf23844ad3caadf73856b2d5b0c4179847d82ce4016e80ee
SHA3-384 hash: 07ba7a70535f818fdd2aa014b07d3ae66aa788a64cc6abd3ea0bd6e8eb37a1a3c60f3c670919c6787b714e5dcf07e47f
SHA1 hash: 9112003bbefe39d2c62d90aa775c0967cb47b414
MD5 hash: 6b5cf28a512f2baee3acdb604c924423
humanhash: friend-idaho-west-green
File name:WHI PYT 22.xlsx
Download: download sample
Signature Loki
File size:317'768 bytes
First seen:2022-01-11 09:32:12 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 6144:S/5me7nrifu678Ku9lRHlvSxheXQ0zfBf8gkLIIc2GObPekgmoZ:S5Xrif97Ju9lhlZX3tLdNYZoZ
TLSH T1D76412D27E7F9EA9E0A7A637848CE43E40F3CD432B166154261C375D653AE188632F36
Reporter pr0xylife
Tags:CVE-2017-11882 Loki 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
5310088 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
197
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
WHI PYT 22.xlsx
Verdict:
Malicious activity
Analysis date:
2022-01-11 09:35:01 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
Searching for the window
DNS request
Sending a custom TCP 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
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
Query of malicious DNS domain
Creating a process from a recently created file
Sending an HTTP POST request to an infection source
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Embedding Objects in Encrypted Excel File
Document image
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe CVE-2018-0802 embedequation excel.exe exploit shell32.dll shellcode VelvetSweatshop
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
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 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: 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: 550686 Sample: WHI PYT 22.xlsx Startdate: 11/01/2022 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Multi AV Scanner detection for domain / URL 2->39 41 Found malware configuration 2->41 43 15 other signatures 2->43 7 EQNEDT32.EXE 12 2->7         started        12 EXCEL.EXE 33 25 2->12         started        process3 dnsIp4 35 103.153.79.104, 49165, 80 TWIDC-AS-APTWIDCLimitedHK unknown 7->35 25 C:\Users\user\AppData\Local\...\csrss[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\~$WHI PYT 22.xlsx, data 12->29 dropped file5 signatures6 process7 file8 31 C:\Users\user\AppData\Local\...\dwksh.dll, PE32 14->31 dropped 55 Tries to steal Mail credentials (via file registry) 14->55 57 Machine Learning detection for dropped file 14->57 59 Injects a PE file into a foreign processes 14->59 18 vbc.exe 54 14->18         started        signatures9 process10 dnsIp11 33 secure01-redirect.net 91.142.79.114, 49166, 49167, 49168 VTSL1-ASRU Russian Federation 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:
2022-01-11 03:06:40 UTC
File Type:
Document
Extracted files:
49
AV detection:
18 of 42 (42.86%)
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://secure01-redirect.net/gc7/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.

Comments



Avatar
proxylife commented on 2022-01-11 09:33:11 UTC

http://103.153.79.104/windows10/csrss.exe