MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c5a3a2da0df8011da09e538cd68c5ec58e8ba49cfd299c30cc65908107040a46. 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

MassLogger

Vendor detections: 5

Intelligence 5 IOCs YARA 1 File information Comments

SHA256 hash:	c5a3a2da0df8011da09e538cd68c5ec58e8ba49cfd299c30cc65908107040a46
SHA3-384 hash:	5776a2011f708339355f99e7c39dda3e893a52ff40638796f8fb863be601806da1b27b052d3400001d79084012ba9d47
SHA1 hash:	67fa02b6cb34253866ba36c458a12599036ee590
MD5 hash:	449134bedff98580743a5335b7f06635
humanhash:	winter-cardinal-finch-winter
File name:	Overdue PI.exe
Download:	download sample
Signature	MassLogger Create hunting rule
File size:	1'125'888 bytes
First seen:	2020-06-01 19:46:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep	24576:X7/gY4N8HD0EVr8USCkC2vg73rh+GiNX:XDiNNEVrCC31Fi
Threatray	423 similar samples on MalwareBazaar
TLSH	8E35D0AD722072EFC85BD472DAA81C64EA5074BB831F4213902355EDEE4C897DF684F2
Reporter	abuse_ch
Tags:	exe MassLogger

abuse_ch

Malspam distributing MassLogger:

HELO: gmail.com
Sending IP: 185.144.28.88
From: amit <amit@gmail.com>
Subject: RE; Overdue Proforma Invoice 31 05 2020
Attachment: Overdue PI.zip (contains "Overdue PI.exe")

MassLogger SMTP exfil server:
smtp.gmail.com:587

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

n/a

Vendor Threat Intelligence

Gathering data

Threat name:

ByteCode-MSIL.Trojan.Malrep

Status:

Malicious

First seen:

2020-06-01 15:33:22 UTC

AV detection:

19 of 31 (61.29%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=ywr2fwqn7aar3ie6kognndc6ywhixje47uuzymgmmwiicbyebjda._file

Verdict:

malicious

MassLogger

08ee9ac3d7281eb7feb916d7e49d8b178ea88f69a2eb17b317f1e32842e89382

MassLogger

204ea760ae22f10f6a9cb8b3ca42d5386ee9a833d475443e3bb99de6896e2540

MassLogger

3196486acc5ea2d219ed12efc8692dd0f943871e6b60818ecf1572b53dd39526

MassLogger

583ee66706eb2744c8b6c4c263e27c8a76e81dc08467dd8a9904eb9eca0b8976

MassLogger

6ee9c2dbb4e02add4966f1a720be2c6dd22cb0088fff92aa0e9a6b4d91e85b67

MassLogger

83b37e01d5d48f6a7bc0557863a4e91e84dfc8a1e721850ea265f78cbd6d275a

MassLogger

8f5a34f80165dd3b125af00e0f799000581693356c589931ac12a3eca44dba2d

MassLogger

b22c648668d77e156bb1d3df67f22c0731bc3ea1010b4ddba7317f3f71b33329

MassLogger

fea29955349c7f4aaf2ea1e18e1d366a643e2ed98706b168a909e45b633b4f10

MassLogger

+ 413 additional samples on MalwareBazaar

Result

Malware family:

masslogger

Score:

10/10

Tags:

family:masslogger coreentity ransomware rezer0 spyware stealer

Link:

https://tria.ge/reports/201109-zvraksh19e/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetThreadContext

Looks up external IP address via web service

Checks computer location settings

rezer0

CoreEntity .NET Packer

MassLogger

MassLogger log file

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.