MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51d67c9cfc8d79887e1fc88a86354a937d1315236c9cfaeb69518a32470d9b76. 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: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 51d67c9cfc8d79887e1fc88a86354a937d1315236c9cfaeb69518a32470d9b76
SHA3-384 hash: 761534d4e4002b9d2985b65a36ffe8c5fa4c193b0ee25459b975cadb0b10955da86d427206391d9b03e49339b4fc6f15
SHA1 hash: 9743fe6bac04668fb4ccdca601c2eb9d015207ce
MD5 hash: ad9ecf2677a8399772999479d07bc826
humanhash: uniform-floor-river-coffee
File name:Factura de proforma.exe
Download: download sample
Signature Loki
Create hunting rule
File size:1'182'600 bytes
First seen:2020-10-27 14:37:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash afcdf79be1557326c854b6e20cb900a7 (1'102 x FormBook, 936 x AgentTesla, 399 x RemcosRAT)
ssdeep 24576:gAHnh+eWsN3skA4RV1Hom2KXMmHaJ+dvVrqxVQDKfO5Mp:Xh+ZkldoPK8YaJ+7+x6ZMp
Threatray 854 similar samples on MalwareBazaar
TLSH 1E45BE0273D1C031FFAB91B39B69F61596BD792800B3892F13D82EB8B9745B1172D663
Reporter abuse_ch
Tags:exe Loki


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: citdev.mx
Sending IP: 74.208.175.156
From: amital@prodigy.net.mx
Subject: Re: Datos Chueco
Attachment: Factura de proforma.zip (contains "Factura de proforma.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
64
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Ramnit
Create hunting rule
Link:
https://www.capesandbox.com/analysis/79975/
Detection(s):
Win.Trojan.Ramnit-1849
Create hunting rule

Win.Trojan.Ramnit-1847
Create hunting rule

Win.Virus.Ramnit-9775603-0
Create hunting rule

SecuriteInfo.com.AIT.Trojan.Nymeria.1583.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Creating a process from a recently created file
Creating a window
Unauthorized injection to a recently created process
Reading critical registry keys
Launching the default Windows debugger (dwwin.exe)
Changing a file
Replacing files
DNS request
Connection attempt
Sending an HTTP POST request
Creating a file in the %AppData% subdirectories
Deleting a recently created file
Stealing user critical data
Moving of the original file
Enabling autorun by creating a file
Result
Threat name:
Lokibot
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/513854
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Binary is likely a compiled AutoIt script file
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
PE file has a writeable .text section
Sigma detected: Drops script at startup location
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 306052 Sample: Factura de proforma.exe Startdate: 27/10/2020 Architecture: WINDOWS Score: 100 42 zavagilsanti.com 2->42 60 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->60 62 Found malware configuration 2->62 64 Malicious sample detected (through community Yara rule) 2->64 66 12 other signatures 2->66 9 Factura de proforma.exe 5 2->9         started        13 wscript.exe 1 2->13         started        signatures3 process4 file5 36 C:\Users\user\...\AppXApplicabilityBlob.exe, PE32 9->36 dropped 38 C:\Users\user\...\Factura de proformamgr.exe, PE32 9->38 dropped 40 C:\Users\user\...\PinEnrollmentBroker.url, MS 9->40 dropped 68 Maps a DLL or memory area into another process 9->68 15 Factura de proforma.exe 54 9->15         started        19 Factura de proformamgr.exe 9->19         started        21 Factura de proforma.exe 9->21         started        23 AppXApplicabilityBlob.exe 1 13->23         started        signatures6 process7 dnsIp8 44 zavagilsanti.com 95.181.155.138, 49740, 49741, 49742 MSKHOSTRU Russian Federation 15->44 48 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 15->48 50 Tries to steal Mail credentials (via file access) 15->50 52 Tries to harvest and steal ftp login credentials 15->52 54 Tries to harvest and steal browser information (history, passwords, etc) 15->54 26 WerFault.exe 23 9 19->26         started        34 C:\Users\...\AppXApplicabilityBlobmgr.exe, PE32 23->34 dropped 56 Antivirus detection for dropped file 23->56 58 Multi AV Scanner detection for dropped file 23->58 28 AppXApplicabilityBlobmgr.exe 23->28         started        file9 signatures10 process11 signatures12 70 Antivirus detection for dropped file 28->70 72 Multi AV Scanner detection for dropped file 28->72 74 Machine Learning detection for dropped file 28->74 31 WerFault.exe 19 9 28->31         started        process13 dnsIp14 46 192.168.2.1 unknown unknown 31->46
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/51d67c9cfc8d79887e1fc88a86354a937d1315236c9cfaeb69518a32470d9b76/
Threat name:
Win32.Worm.Ramnit
Create hunting rule
Status:
Malicious
First seen:
2020-10-27 13:39:00 UTC
AV detection:
29 of 29 (100.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=khlhzhh4rv4yq7q7zcfimnkksn6rgfjdnsopv23jkgfderyntn3a._file
Verdict:
malicious
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+ 844 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
upx
Link:
https://tria.ge/reports/201027-8fwne5bs8e/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Program crash
Drops startup file
Loads dropped DLL
Executes dropped EXE
UPX packed file
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Ramnit
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/51d67c9cfc8d79887e1fc88a86354a937d1315236c9cfaeb69518a32470d9b76

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:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE).
Rule name:suspicious_packer_section
Create hunting rule
Author:@j0sm1
Description:The packer/protector section names/keywords
Reference:http://www.hexacorn.com/blog/2012/10/14/random-stats-from-1-2m-samples-pe-section-names/
Rule name:upx_packed
Create hunting rule
Description:UPX packed file

File information

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

Malspam

Loki

zip ceed8ddbe79c2e9077d7cc4fa29ed3726c10a89b368f1e0d5e1833ff5b248fdf

Loki

Executable exe 51d67c9cfc8d79887e1fc88a86354a937d1315236c9cfaeb69518a32470d9b76

(this sample)

  
Dropped by
MD5 ba1cd56fe927c461a8da9742cfaffc7b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/79975/
  
Dropped by
SHA256 ceed8ddbe79c2e9077d7cc4fa29ed3726c10a89b368f1e0d5e1833ff5b248fdf

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