MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 940de6826a3a356653a61b765d12cdda9e357b127dfc6cc41642a9fee71aa9fe. 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: 940de6826a3a356653a61b765d12cdda9e357b127dfc6cc41642a9fee71aa9fe
SHA3-384 hash: 90bb1a444f28fab5d6751ffa58784c47c954c77f4a747ee698e01b9fb3b4ec2483d1059ef18fa8de565b629283930934
SHA1 hash: e13c22e6245d34cbfa669e91ffcd45706e19228a
MD5 hash: f4514c23d0a24f1445878572c6ebd364
humanhash: zebra-saturn-venus-oven
File name:Wire Transfer .xlsx
Download: download sample
Signature Loki
File size:3'041'792 bytes
First seen:2021-04-23 05:14:44 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/encrypted
ssdeep 49152:5aptxQpHgLhOswkkkPmF8gZmPQqwc9ROFcYQOvgDiIV9u7xqxfBDACErNHJf7QDK:5AtxeshZJgohlbOvQOIFTutqgCErRJfx
TLSH 11E5336E8CEB5B25C17E54B1C5C7D66E040ECEC8BE034917A63EB04E627757A2AD0B4C
Reporter abuse_ch
Tags: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
53013944 bytesEncryptedPackage
6224 bytesEncryptionInfo

Intelligence


File Origin
# of uploads :
1
# of downloads :
97
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Wire Transfer .xlsx
Verdict:
Malicious activity
Analysis date:
2021-04-23 01:37:39 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
Document image
Document image
Result
Verdict:
MALICIOUS
Details
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
Contains functionality to prevent local Windows debugging
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: EQNEDT32.EXE connecting to internet
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 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: 396196 Sample: Wire Transfer .xlsx Startdate: 23/04/2021 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 13 other signatures 2->47 7 EQNEDT32.EXE 13 2->7         started        12 EXCEL.EXE 38 36 2->12         started        process3 dnsIp4 37 nbnbnwsdyewagedevibc.dns.army 103.153.77.121, 49166, 80 TWIDC-AS-APTWIDCLimitedHK unknown 7->37 39 is.gd 104.25.234.53, 443, 49165 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 19 7->14         started        29 C:\Users\user\Desktop\~$Wire Transfer .xlsx, data 12->29 dropped file5 signatures6 process7 file8 31 C:\Users\user\AppData\...\osja59nxskx1.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 4 other signatures 14->65 18 vbc.exe 55 14->18         started        signatures9 process10 dnsIp11 33 meirback.co.uk 104.21.8.2, 49167, 49168, 49170 CLOUDFLARENETUS United States 18->33 35 172.67.156.147, 49169, 49173, 49177 CLOUDFLARENETUS United States 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.Heuristic
Status:
Malicious
First seen:
2021-04-22 23:23:28 UTC
AV detection:
16 of 47 (34.04%)
Threat level:
  2/5
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: 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
Downloads MZ/PE file
Executes dropped EXE
Lokibot
Malware Config
C2 Extraction:
http://meirback.co.uk/Bn1/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.

Comments