MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c48a312d69b2d72bec8b3dad17e99ee1241afff875e97b73569509d5f8b07ec. 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 6 File information Comments

SHA256 hash: 3c48a312d69b2d72bec8b3dad17e99ee1241afff875e97b73569509d5f8b07ec
SHA3-384 hash: 1786236465f8bc50fb136a60726ed94780ece2b16f7ecbaaeda1ddd09b15651ba0df2069ac97eec6b29785dd932df80b
SHA1 hash: afa6c289fbeed004fe3a52c666cf32a8ae444e79
MD5 hash: 20e540ed9d02f60f7fb928ed8fe60f1f
humanhash: sweet-sink-wyoming-pennsylvania
File name:Shipping-Documents.xlsx
Download: download sample
Signature Loki
File size:1'359'872 bytes
First seen:2021-06-16 09:49:53 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 24576:dHM2lbcLvEgwCf3okSoDsM0J+MC0MhXWc3zfSl2dz5QEYLiHjlkIh5cM07ZP:d2Lcgws3eooMQ+zNhGaza85Jlk018x
TLSH 6E55231ABFF28FE2E09F05F56537F51A803D5DE827164D2A761A33896532B7007A13CA
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 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
51345224 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Shipping-Documents.xlsx
Verdict:
No threats detected
Analysis date:
2021-06-16 09:54:40 UTC
Tags:
encrypted

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
Creating a file
Sending an HTTP GET request
Launching a file downloaded from the Internet
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
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
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 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 AntiVM3
Yara detected aPLib compressed binary
Yara detected Lokibot
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 435330 Sample: Shipping-Documents.xlsx Startdate: 16/06/2021 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 14 other signatures 2->37 7 EQNEDT32.EXE 12 2->7         started        12 EXCEL.EXE 38 34 2->12         started        process3 dnsIp4 29 103.89.90.94, 49167, 80 VNPT-AS-VNVIETNAMPOSTSANDTELECOMMUNICATIONSGROUPVN Viet Nam 7->29 21 C:\Users\user\AppData\Local\...\regasm[1].exe, PE32 7->21 dropped 23 C:\Users\Public\vbc.exe, PE32 7->23 dropped 47 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->47 14 vbc.exe 7->14         started        25 C:\Users\user\...\~$Shipping-Documents.xlsx, data 12->25 dropped file5 signatures6 process7 signatures8 49 Multi AV Scanner detection for dropped file 14->49 51 Tries to steal Mail credentials (via file registry) 14->51 53 Injects a PE file into a foreign processes 14->53 17 vbc.exe 54 14->17         started        process9 dnsIp10 27 63.141.228.141, 49168, 49169, 49170 NOCIXUS United States 17->27 39 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 17->39 41 Tries to steal Mail credentials (via file access) 17->41 43 Tries to harvest and steal ftp login credentials 17->43 45 Tries to harvest and steal browser information (history, passwords, etc) 17->45 signatures11
Threat name:
Document-Office.Exploit.CVE-2017-11882
Status:
Malicious
First seen:
2021-06-16 01:33:14 UTC
AV detection:
14 of 45 (31.11%)
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 use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Uses the VBS compiler for execution
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Lokibot
Malware Config
C2 Extraction:
http://63.141.228.141/32.php/S4wFP8QBww9Tp
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
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 3c48a312d69b2d72bec8b3dad17e99ee1241afff875e97b73569509d5f8b07ec

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments