MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac. 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


AgentTesla


Vendor detections: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac
SHA3-384 hash: ee55091ffc25bc95dca19dfc8aae304fb5fd8a4cae16a7bd78c4dae4655e232c2b42f024f9ebe4824c17f3f528ce4303
SHA1 hash: bea5b2e1a8c8a1a92e8ec3f6f131974b2bc7134f
MD5 hash: d691e9182497c97e6587dc0309a07a26
humanhash: lithium-mockingbird-stairway-minnesota
File name:ORDER RMHW202110322.doc
Download: download sample
Signature AgentTesla
Create hunting rule
File size:319'503 bytes
First seen:2021-02-01 12:45:18 UTC
Last seen:Never
File type:Word file doc
MIME type:text/rtf
ssdeep 6144:b7T6LYrUVjkXdCfWd5ppJI8L4s5kSFxNPnfokdH9jGIWmiKduNNZJRfFst:nPBCfWdtJf3/dYkdH9qKd8Dst
TLSH CE64BEF875043DE6766F426BDE96ADDD13B6266399CB94CC80A4BBC305A3375FE02804
Reporter abuse_ch
Tags:AgentTesla CVE-2017-11882 doc


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: myathleticprogram.com
Sending IP: 96.125.172.40
From: Kathy Jiang <jfx@hu-q.com>
Subject: Urgent Need for Biodata kits
Attachment: ORDER RMHW202110322.doc

Intelligence

File Origin
# of uploads :
1
# of downloads :
121
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ORDER RMHW202110322.doc
Verdict:
Malicious activity
Analysis date:
2021-02-01 12:46:06 UTC
Tags:
trojan exploit CVE-2017-11882 loader rat agenttesla
Link:
https://app.any.run/tasks/d5230735-08b2-4148-94d9-e8e6086ceb02

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
Result
Verdict:
Malware
Maliciousness:

Behaviour
Using the Windows Management Instrumentation requests
Launching a process
Creating a window
DNS request
Creating a file in the %AppData% directory
Launching a file downloaded from the Internet
Unauthorized injection to a recently created process by context flags manipulation
Sending an HTTP GET request to an infection source by exploiting the app vulnerability
Creating a process from a recently created file
Sending an HTTP GET request to an infection source
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac/results/dashboard
Result
Verdict:
MALICIOUS
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/595325
Signature
.NET source code contains very large array initializations
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Drops PE files with a suspicious file extension
Found malware configuration
Injects a PE file into a foreign processes
Installs a global keyboard hook
Multi AV Scanner detection for domain / URL
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
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 346699 Sample: ORDER RMHW202110322.doc Startdate: 01/02/2021 Architecture: WINDOWS Score: 100 46 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->46 48 Multi AV Scanner detection for domain / URL 2->48 50 Found malware configuration 2->50 52 8 other signatures 2->52 7 EQNEDT32.EXE 11 2->7         started        12 WINWORD.EXE 336 20 2->12         started        14 EQNEDT32.EXE 2->14         started        process3 dnsIp4 38 tunedinblog.com 150.95.81.183, 49165, 80 GMO-Z-COM-THGMO-ZcomNetDesignHoldingsCoLtdSG Singapore 7->38 28 C:\Users\user\AppData\...\engkey15752.scr, PE32 7->28 dropped 30 C:\Users\user\AppData\...\engkeyz[1].scr, PE32 7->30 dropped 62 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 7->62 16 engkey15752.scr 12 7->16         started        file5 signatures6 process7 dnsIp8 32 193.239.147.103, 49166, 80 DEDIPATH-LLCUS Brunei Darussalam 16->32 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 16->40 42 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 16->42 44 Injects a PE file into a foreign processes 16->44 20 engkey15752.scr 2 16->20         started        24 engkey15752.scr 16->24         started        26 engkey15752.scr 16->26         started        signatures9 process10 dnsIp11 34 213.165.67.98, 49167, 587 ONEANDONE-ASBrauerstrasse48DE Germany 20->34 36 smtp.ionos.it 20->36 54 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 20->54 56 Tries to steal Mail credentials (via file access) 20->56 58 Tries to harvest and steal ftp login credentials 20->58 60 2 other signatures 20->60 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2021-02-01 12:46:08 UTC
AV detection:
13 of 28 (46.43%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vzyrl25ei5x5n3sauop2fu465ucmkqyhojv3d7w3zakvnr5sakwa._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/210201-1vp3z6d72s/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Blocklisted process makes network request
Executes dropped EXE
AgentTesla
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/ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac

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

AgentTesla

Word file doc ae7115eba4476fd6ee40a39fa2d39eed04c54307726bb1fedbc81556c7b202ac

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments