MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ad7a57d9fe77aaf343581db70a3fd4a434f6a8ae92fa8731622b3ecf12319321. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ad7a57d9fe77aaf343581db70a3fd4a434f6a8ae92fa8731622b3ecf12319321
SHA3-384 hash: 3bb317d2929f3e7aa81ccdab3c38adcd31171eebba508bb852374f53f15a3267b5001d278311e01323d438507c3d4458
SHA1 hash: 2ba0e41d45f5db2e87996549c3ebe7a149d1ee72
MD5 hash: 86c85d3237eb3d4c874298e84147b8dc
humanhash: michigan-white-bravo-cold
File name:SecuriteInfo.com.Exploit.Rtf.Obfuscated.16.25071.7860
Download: download sample
File size:1'533'668 bytes
First seen:2020-12-07 19:41:19 UTC
Last seen:Never
File type:Rich Text Format (RTF) rtf
MIME type:text/rtf
ssdeep 24576:Qpv+Dh0cb2QfzlqST9egyVvpmlYhiussL0kZ/bZvA+nUoogKO2OAtXkA+RH92J5L:j
TLSH 3065AFF876047DE6666F576BCA96ACDD03A62B339ACBA4CC806477C30563375EE02C05
Reporter SecuriteInfoCom

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 :
123
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Transformer inquiry.doc
Verdict:
Malicious activity
Analysis date:
2020-12-08 00:36:38 UTC
Tags:
exploit CVE-2017-11882 trojan stealer masslogger evasion
Link:
https://app.any.run/tasks/15fb5af7-902c-4088-9d16-4a7110d246bd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Exploit.Rtf.Obfuscated.16.25071.7860.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
Sending an HTTP GET request
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
RTF File
Link:
https://app.docguard.net/ad7a57d9fe77aaf343581db70a3fd4a434f6a8ae92fa8731622b3ecf12319321/results/dashboard
Result
Verdict:
MALICIOUS
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/557325
Signature
Machine Learning detection for dropped file
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
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ad7a57d9fe77aaf343581db70a3fd4a434f6a8ae92fa8731622b3ecf12319321/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2020-12-07 19:42:06 UTC
AV detection:
17 of 48 (35.42%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/201207-13ww8z31rs/
Behaviour
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
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
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Bloodhound
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/ad7a57d9fe77aaf343581db70a3fd4a434f6a8ae92fa8731622b3ecf12319321

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: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.

Comments