MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a. 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


ModiLoader


Vendor detections: 9


Intelligence 9 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a
SHA3-384 hash: 97cd5c6f5b111f975b02d874ed9f601d8170c88f3f69e4a252a6625ba82052e6d2f6e780a8277bfd0cb5e7b9dbd62cf6
SHA1 hash: 2d4dd1f218791e433693601fa0df94cd3639b629
MD5 hash: 949409e8ecfaf8ae46bd325c7b5b9f8d
humanhash: juliet-timing-kitten-idaho
File name:Customer Report on COVID-19 Non-Complaince. Doc.exe
Download: download sample
Signature ModiLoader
Create hunting rule
File size:844'440 bytes
First seen:2020-10-09 17:24:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 8d9f9200b1ff02857baaae4522e9e47f (5 x ModiLoader)
ssdeep 12288:/uDiCtaeLlIPFPqqDgNYN5u/g7GWDftVHa0F8Gq8wjVQsX3erB9p6:mGCblI9PqqDCYN5BaWT7dwJQu
Threatray 989 similar samples on MalwareBazaar
TLSH 4B057D32E2915437C1372A749D1B9765AB39FF102E28AC466BF41D5C5FF97803C2A2A3
Reporter abuse_ch
Tags:COVID-19 covid19 exe geo ModiLoader ZAF


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: rdns4.carepayy.xyz
Sending IP: 151.80.255.188
From: covid19notify@health.gov.za
Subject: Action Required: Customer Report for COVID-19 Non-Compliance
Attachment: Report for COVID-19 Non-Complaince Doc.img (contains "Customer Report on COVID-19 Non-Complaince. Doc.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
168
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69602/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
DNS request
Sending a custom TCP request
Creating a file
Launching a process
Running batch commands
Creating a process with a hidden window
Deleting a recently created file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a system process
Result
Threat name:
Remcos
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/487016
Signature
Allocates memory in foreign processes
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to steal Chrome passwords or cookies
Contains functionality to steal Firefox passwords or cookies
Creates a thread in another existing process (thread injection)
Detected Remcos RAT
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
Sigma detected: Fodhelper UAC Bypass
Uses an obfuscated file name to hide its real file extension (double extension)
Writes to foreign memory regions
Yara detected Remcos RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 295956 Sample: Customer Report on COVID-19... Startdate: 09/10/2020 Architecture: WINDOWS Score: 100 55 Malicious sample detected (through community Yara rule) 2->55 57 Multi AV Scanner detection for submitted file 2->57 59 Detected Remcos RAT 2->59 61 7 other signatures 2->61 8 Customer Report on COVID-19 Non-Complaince. Doc.exe 1 15 2->8         started        13 Xbuhnek.exe 14 2->13         started        15 Xbuhnek.exe 13 2->15         started        process3 dnsIp4 43 cdn.discordapp.com 162.159.130.233, 443, 49725 CLOUDFLARENETUS United States 8->43 45 discord.com 162.159.136.232, 443, 49723, 49724 CLOUDFLARENETUS United States 8->45 39 C:\Users\user\AppData\Local\...\Xbuhnek.exe, PE32 8->39 dropped 63 Writes to foreign memory regions 8->63 65 Allocates memory in foreign processes 8->65 67 Creates a thread in another existing process (thread injection) 8->67 17 notepad.exe 4 8->17         started        20 ieinstal.exe 2 8->20         started        47 162.159.128.233, 443, 49740, 49741 CLOUDFLARENETUS United States 13->47 49 162.159.129.233, 443, 49742 CLOUDFLARENETUS United States 13->49 69 Multi AV Scanner detection for dropped file 13->69 71 Injects a PE file into a foreign processes 13->71 23 ieinstal.exe 13->23         started        51 162.159.133.233, 443, 49745 CLOUDFLARENETUS United States 15->51 53 192.168.2.1 unknown unknown 15->53 25 ieinstal.exe 15->25         started        file5 signatures6 process7 dnsIp8 37 C:\Users\Public37atso.bat, ASCII 17->37 dropped 27 cmd.exe 1 17->27         started        29 cmd.exe 1 17->29         started        41 216.38.7.225, 49738, 7082 ASN-GIGENETUS United States 20->41 file9 process10 process11 31 conhost.exe 27->31         started        33 reg.exe 1 1 27->33         started        35 conhost.exe 29->35         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2020-10-09 16:50:38 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lmprqq53xgjohvoggwvgtwcatxsk4tj7athrtgknr2kt5gopiuna._file
Verdict:
malicious
Label(s):
remcos
Create hunting rule
Similar samples:
00a59bd4f68fa1f661435296736f595c1e20968ce22c21afc2f56099cbb2a600
ModiLoader
7133d7e48e25500913021a3d2c6d4efa3d9ace18d9887cd899f64c3c598c037a
ModiLoader
8f3b6a725b06abd223aa214244ba4756cba52419dd116506744c386133a805fe
ModiLoader
91622a9d48459e615ea429ef8b03411ce90df650cedd5c451436ee36123593a9
ModiLoader
95935a1ae37717226eb2b3d7c53a97cdabe5e9b28d370237f7badef2820ff29b
ModiLoader
9ad8092ae1c55539b8e04822282bbc6a8c970b888664a0fd512ac2853736ff61
ModiLoader
9b60c965a1425ff01954ce6a917cb4486d5af5cb36f538233139042ea324a64e
ModiLoader
a798d4bc2652e8509948c52670f34f2e59149cb2aefc60e486f014ffa112771f
ModiLoader
e9bc7c1d038965bb247e69816fbcad2444766abd7082eade34eea3c641025f94
ModiLoader
fda7edab2bfba6005bc2f82548b9dcef7deec1fef238acc5fee12322d2b2629e
ModiLoader
+ 979 additional samples on MalwareBazaar
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
rat family:remcos persistence trojan family:modiloader
Link:
https://tria.ge/reports/201009-3bwgfg3txs/
Behaviour
Modifies registry key
Modifies system certificate store
Suspicious use of WriteProcessMemory
Adds Run key to start application
ModiLoader First Stage
ServiceHost packer
ModiLoader, DBatLoader
Remcos
Unpacked files
SH256 hash:
4e60f9abb952cc5bf83028002a565915951c6cd3b1daf724044555c2c2cc605c
MD5 hash:
5ed414e643ec263b26d46a08fe60b6d3
SHA1 hash:
f78b6e3ab453a62d38a727ff431b760dff19f1a9
Detections:
win_dbatloader_auto
Create hunting rule
Link:
https://www.unpac.me/results/57f38f81-e1ce-4521-9f07-89a82d086cd2/
Parent samples :
5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a
35010d7327d1d1b205cc31edcda34c639e55d1f0a433038c8193781ac5df1a8e
06b81a3d40c9f00bbe9f0f64a962bea487772d6275f66162375c0b53b71b8d44
d78baf0425b2859a1a77b363e8f64db029593e77aad4d7899d3ae5a26939d272
a22fe7978dab6470e098be930251eb6977c698d753def9ec2b50e43a0d069f35
835109646cd221028859f7d4c7de74be962091d60840952ca85053e396fdc593
509cc1160a4457f7919bb870d59f8e16c311757780172b72b29d506fdd54eeda
37866906c56f815018fd573608c4cdd0d96ca64eefebb8b5fd8fd94e9c4db787
8333ba5146dd7f8dde824afe13e0bf988566027dbfcf239f06fd709115db68d7
41bc9c31a2d721b236cc2972d2dae07f243fef545e83fcf2464cb67cb9c56a9d
42808813b67b34a144d03a26fb5a9cf6cd59e185e58d73750585654c09242e5b
4d7dcc059f9ed12e301c02db3827b240e9f13b827d29defa7e9ac350bf151381
4e9cebbdc4cc12fb576d5c7c402f2d25685ba6341eaf13c46207d7f9bf0ba910
dc1c1c501965a46f02d345785cd1ec1f9bdb74f2defe3402c9e2b4a6f0959b8a
7f53893a9ce40e497ef34ecfc9c4f493b9d5dd7f989b60ffa248cbf289a1505a
3e64029948a8c6ff5de11ab028df1acdc90b10a8953e7ffabd78fe3b3de84e61
ba1c7e2cc3aa82430635ac26e6526dea2f519db9d7fc80720ff72f6e35399c4d
dd4198b0a2a1c500bed498963e966d3476b778e1b917434847abb81c987fba55
b9d9824a1f463b9c5ff46159351734c74d4ba1e2037f71e8969bc82ffa762dda
34d1451c8ac71d3eb9582092492d4b50a4202b962d8a7cff5cce9c93823aec5d
3a922a41c854b9a51b2ac3b504076bb02707087816a59e4225ca592cdff4ad24
SH256 hash:
5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a
MD5 hash:
949409e8ecfaf8ae46bd325c7b5b9f8d
SHA1 hash:
2d4dd1f218791e433693601fa0df94cd3639b629
Link:
https://www.unpac.me/results/57f38f81-e1ce-4521-9f07-89a82d086cd2/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Remcos
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a

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:win_dbatloader_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

ModiLoader

img edc36bfef2c4b6b3121b2bc03c24bcf462a08a2b776e17bd00130a78e9d97748

ModiLoader

Executable exe 5b1f1843bbb992e3d5c635aa69d8409de4ae4d3f04cf19994d8e953e99cf451a

(this sample)

  
Dropped by
MD5 4781c65762016dbb1e624418e6ac2d1b
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69602/
  
Dropped by
SHA256 edc36bfef2c4b6b3121b2bc03c24bcf462a08a2b776e17bd00130a78e9d97748

Comments