MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0. 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: 10


Intelligence 10 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0
SHA3-384 hash: 2a677e68bc3b32cb63c0247e2038d14024a1331c10ee067fe7e6e12933acf6589807faf36bc60fd8a9794dad376861b4
SHA1 hash: 081efffd1c33a10f6a637921246ea91bdad1b00a
MD5 hash: 3507d31fc7a30a24d8a31a009c2e4d86
humanhash: virginia-kentucky-cola-wisconsin
File name:company profile.doc
Download: download sample
Signature ModiLoader
Create hunting rule
File size:1'255'119 bytes
First seen:2020-12-14 16:21:41 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 24576:Op4EYWj0t4t9F97XxYJBfzroFtjC+o4hZkRklMTqHr0kT:Q
TLSH D845AFB876047DD6267F576BDA96ACDD03B62663DACBA8CC80A477C30563335FE02805
Reporter abuse_ch
Tags:doc ModiLoader


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: vm1662026.3ssd.had.wf
Sending IP: 92.119.114.220
From: Anthony Dave<info@vm1662026.3ssd.had.wf>
Subject: purchase request sheet
Attachment: company profile.doc

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 dump

Intelligence

File Origin
# of uploads :
1
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
company profile.doc
Verdict:
Malicious activity
Analysis date:
2020-12-14 16:36:42 UTC
Tags:
exploit CVE-2017-11882
Link:
https://app.any.run/tasks/c808d798-031a-4d0f-bf77-2c65294ef1d6

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
File type:
application/msword
Has a screenshot:
False
Contains macros:
False
Detection(s):
Sanesecurity.Malware.27301.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-2.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.170830.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.2017-0199.Obfus.171711.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXSTRGOOD.RTFSTR._EQUATION.200422.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.RTFFakeVersionWithObjUpdateUKSurfMix.20200514.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Creating a window
DNS request
Creating a file in the %AppData% directory
Sending a custom TCP request
Sending an HTTP GET request
Launching a file downloaded from the Internet
Creating a process from a recently created file
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0/results/dashboard
Result
Gathering data
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/562373
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Detected unpacking (creates a PE file in dynamic memory)
Detected unpacking (overwrites its own PE header)
Found malware configuration
May check the online IP address of the machine
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)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Droppers Exploiting CVE-2017-11882
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 steal Mail credentials (via file access)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 330283 Sample: company profile.doc Startdate: 14/12/2020 Architecture: WINDOWS Score: 100 36 nagano-19599.herokussl.com 2->36 38 elb097307-934924932.us-east-1.elb.amazonaws.com 2->38 40 api.ipify.org 2->40 64 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->64 66 Found malware configuration 2->66 68 Antivirus detection for URL or domain 2->68 70 8 other signatures 2->70 8 EQNEDT32.EXE 11 2->8         started        13 Ijpcest.exe 10 2->13         started        15 WINWORD.EXE 336 16 2->15         started        17 EQNEDT32.EXE 2->17         started        signatures3 process4 dnsIp5 52 mangero.ga 46.173.221.33, 49165, 80 GPI-ASRU Russian Federation 8->52 32 C:\Users\user\AppData\Roaming\cax8398.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\cax[1].exe, PE32 8->34 dropped 80 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 8->80 19 cax8398.exe 1 15 8->19         started        54 discord.com 13->54 56 cdn.discordapp.com 13->56 82 Multi AV Scanner detection for dropped file 13->82 84 Detected unpacking (changes PE section rights) 13->84 86 Detected unpacking (creates a PE file in dynamic memory) 13->86 88 3 other signatures 13->88 24 Ijpcest.exe 2 13->24         started        file6 signatures7 process8 dnsIp9 42 discord.com 162.159.128.233, 443, 49166, 49169 CLOUDFLARENETUS United States 19->42 44 cdn.discordapp.com 162.159.135.233, 443, 49167, 49170 CLOUDFLARENETUS United States 19->44 30 C:\Users\user\AppData\Local\...\Ijpcest.exe, PE32 19->30 dropped 72 Multi AV Scanner detection for dropped file 19->72 74 Detected unpacking (changes PE section rights) 19->74 76 Detected unpacking (creates a PE file in dynamic memory) 19->76 78 3 other signatures 19->78 26 cax8398.exe 12 2 19->26         started        46 208.91.199.224, 49175, 49176, 587 PUBLIC-DOMAIN-REGISTRYUS United States 24->46 48 smtp.heauydutylift.com 24->48 50 us2.smtp.mailhostbox.com 24->50 file10 signatures11 process12 dnsIp13 58 smtp.heauydutylift.com 26->58 60 us2.smtp.mailhostbox.com 208.91.199.225, 49171, 49172, 49173 PUBLIC-DOMAIN-REGISTRYUS United States 26->60 62 4 other IPs or domains 26->62 90 Tries to steal Mail credentials (via file access) 26->90 92 Tries to harvest and steal ftp login credentials 26->92 94 Tries to harvest and steal browser information (history, passwords, etc) 26->94 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-12-14 16:22:09 UTC
AV detection:
23 of 48 (47.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7aswx5ghdiyv5nz753uydjpzeig7w4mwi5wrqc2toxvubp57ywya._file
Result
Malware family:
modiloader
Create hunting rule
Score:
  10/10
Tags:
family:modiloader persistence trojan
Link:
https://tria.ge/reports/201214-dz2p5rxdf2/
Behaviour
Launches Equation Editor
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Adds Run key to start application
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
ModiLoader, DBatLoader
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0

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
Create hunting rule
Author:James_inthe_box
Description:Email in files like avemaria
Rule name:INDICATOR_RTF_EXPLOIT_CVE_2017_11882_4
Create hunting rule
Author:ditekSHen
Description:detects RTF variant documents potentially exploiting CVE-2018-0802 or CVE-2017-11882
Rule name:INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embeding one of the object mostly observed in exploit documents.
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:Select_from_enumeration
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:SharedStrings
Create hunting rule
Author:Katie Kleemola
Description:Internal names found in LURK0/CCTV0 samples
Rule name:UAC_bypass_bin_mem
Create hunting rule
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.

Malspam

ModiLoader

Word file doc f8256bf4c71a315eb73feee981a5f9220dfb7196476d180b5375eb40bfbfc5b0

(this sample)

  
Delivery method
Distributed via e-mail attachment

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