MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 eb13c0d43ff7d0c2d7a4a80a50868f58288e5e058cbe4225ab7a0fcd8fdd9999. 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


BitRAT


Vendor detections: 9


Intelligence 9 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: eb13c0d43ff7d0c2d7a4a80a50868f58288e5e058cbe4225ab7a0fcd8fdd9999
SHA3-384 hash: c9a0353abed390f75f3665b32f8b7d172fba71b2c5f8e91b0b22e355bb6ead730b3dfbc92aed562952dfa930778f40cc
SHA1 hash: 4c4da2bea7ca06fafe4e39a33827ec3230ef9980
MD5 hash: 69bf6fea393c61497dfca62c39c8c065
humanhash: early-spaghetti-oscar-failed
File name:Inquiry 13 APRIL 2022.doc
Download: download sample
Signature BitRAT
Create hunting rule
File size:10'476 bytes
First seen:2022-04-14 05:39:07 UTC
Last seen:2022-04-14 06:53:59 UTC
File type:Word file doc
MIME type:text/rtf
ssdeep 192:qWVNahHxXml3s+o/qUGL4HVyMP1L8jC3izOuS5LO3RG5kj6IoQ7fJ3QZ4:qWVN8xXml3SqUTyMP1Z3iCuS5y3RG5kr
TLSH T1CB225CB169985903CC1BC0F5D9A0FA2A09F7F9249AD31F46361CFBF18B6BB105641E54
Reporter abuse_ch
Tags:BitRAT CVE-2017-11882 doc

Intelligence

File Origin
# of uploads :
2
# of downloads :
268
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Inquiry 13 APRIL 2022.doc
Verdict:
Malicious activity
Analysis date:
2022-04-14 05:44:46 UTC
Tags:
exploit CVE-2017-11882 loader
Link:
https://app.any.run/tasks/761cb337-cbc2-4cc4-ae0f-b10c07ceef27

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching a process
Creating a window
DNS request
Creating a file in the %AppData% directory
Sending an HTTP GET request
Result
Verdict:
Malicious
File Type:
Fake RTF File
Link:
https://app.docguard.net/eb13c0d43ff7d0c2d7a4a80a50868f58288e5e058cbe4225ab7a0fcd8fdd9999/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
CVE-2017-11882 exploit
Link:
https://www.filescan.io/uploads/6257b3b3eab80a7a6c10261d/reports/327d3edf-ffcd-4afc-a169-4142e9f478b4/overview
Result
Threat name:
BitRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/976578
Signature
.NET source code contains potential unpacker
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Contains functionality to hide a thread from the debugger
Contains functionality to inject code into remote processes
Creates files in alternative data streams (ADS)
Found malware configuration
Hides threads from debuggers
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
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)
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)
Writes to foreign memory regions
Yara detected BitRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 609069 Sample: Inquiry 13 APRIL 2022.doc Startdate: 14/04/2022 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 12 other signatures 2->58 8 EQNEDT32.EXE 12 2->8         started        13 Dqpbp.exe 1 2->13         started        15 WINWORD.EXE 291 19 2->15         started        17 Dqpbp.exe 2->17         started        process3 dnsIp4 46 store7.data.hu 217.65.97.65, 49173, 80 MAGYAR-TELEKOM-MAIN-ASMagyarTelekomNyrtHU Hungary 8->46 48 ddl7.data.hu 8->48 38 C:\Users\user\AppData\Roaming\mkjp.exe, PE32 8->38 dropped 40 C:\Users\user\AppData\...\Cjryjsra[1].exe, PE32 8->40 dropped 68 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 8->68 19 mkjp.exe 2 8 8->19         started        70 Multi AV Scanner detection for dropped file 13->70 72 Machine Learning detection for dropped file 13->72 23 cmd.exe 13->23         started        42 ~WRF{111BEAA4-509B...9-C595063ABCD8}.tmp, Composite 15->42 dropped file5 signatures6 process7 file8 36 C:\Users\user\AppData\Roaming\...\Dqpbp.exe, PE32 19->36 dropped 60 Multi AV Scanner detection for dropped file 19->60 62 Machine Learning detection for dropped file 19->62 64 Writes to foreign memory regions 19->64 66 Injects a PE file into a foreign processes 19->66 25 InstallUtil.exe 1 1 19->25         started        30 cmd.exe 19->30         started        32 timeout.exe 23->32         started        signatures9 process10 dnsIp11 50 212.193.30.54, 3680, 49174, 49175 SPD-NETTR Russian Federation 25->50 44 C:\Users\user\AppData\Local:14-04-2022, HTML 25->44 dropped 74 Creates files in alternative data streams (ADS) 25->74 76 Contains functionality to inject code into remote processes 25->76 78 Hides threads from debuggers 25->78 80 Contains functionality to hide a thread from the debugger 25->80 34 timeout.exe 30->34         started        file12 signatures13 process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/eb13c0d43ff7d0c2d7a4a80a50868f58288e5e058cbe4225ab7a0fcd8fdd9999/
Threat name:
Document-Office.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2022-04-13 23:48:10 UTC
File Type:
Document
Extracted files:
4
AV detection:
15 of 41 (36.59%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5mj4bvb767imfv5evaffbbuplaui4xqfrs7eejnlpih43d65tgmq._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
n/a
Link:
https://tria.ge/reports/220414-gcv34agfbl/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Launches Equation Editor
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Office loads VBA resources, possible macro or embedded object present
Drops file in Windows directory
Loads dropped DLL
Blocklisted process makes network request
Downloads MZ/PE file
Executes dropped EXE
Process spawned unexpected child process
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/eb13c0d43ff7/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/eb13c0d43ff7d0c2d7a4a80a50868f58288e5e058cbe4225ab7a0fcd8fdd9999

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: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.

File information

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

Comments