MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4b586228045bc0e79d6013f2c31cb0eb2364ef536e26744bb18ce8c04cdd693. 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

Intelligence 1 File information 3 Yara 3 Comments

SHA256 hash: a4b586228045bc0e79d6013f2c31cb0eb2364ef536e26744bb18ce8c04cdd693
SHA1 hash: 678a097638d4ea95ec128a636d2560e7af88fd88
MD5 hash: aa3fd4771362710e3cab3e23bef768e4
File name:Letter of Conformity.pdf.exe
Download: download sample
Signature Loki
File size:550'400 bytes
First seen:2020-05-22 13:43:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8f3e6ed684cceac3e48b0ac49f6e1326
ssdeep 12288:1zOAkhFm1qe19a/Hn8JxrpIojgljrCtjGVj9WR4H:1aDhs2axrpICarCtjGVARY
TLSH 30C49E36F6D08B33D173253D9D2B5AA45829FE913D2C5A472FE81C4CAF397823925293
Reporter @abuse_ch
Tags:exe Loki

Malspam distributing Loki:

Sending IP:
From: Stefan Knorsch <>
Subject: INQUIRY FOR Nitril and Latex Gloves & KN95/FFP2 Face mask.
Attachment: Letter of Conformity.pdf.z (contains "Letter of Conformity.pdf.exe")


Mail intelligence
Trap location Impact
Global Low
# of uploads 1
# of downloads 31
Origin country US US
ClamAV PUA.Win.Packer.BorlandDelphi-15
VirusTotal:Virustotal results 45.83%

Yara Signatures

Rule name:Lokibot
Author:JPCERT/CC Incident Response Group
Description:detect Lokibot in memory
Reference:internal research
Rule name:win_lokipws_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:with_sqlite
Author:Julian J. Gonzalez <>
Description:Rule to detect the presence of SQLite data in raw image

File information

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



Executable exe a4b586228045bc0e79d6013f2c31cb0eb2364ef536e26744bb18ce8c04cdd693

(this sample)

Delivery method
Distributed via e-mail attachment