MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053. 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


VIPKeylogger


Vendor detections: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053
SHA3-384 hash: 9e4eafd8fa2213a964b04d99ff329ab51c0db112cae718d7729a29ff6b6c14a23674f6ba42b8082172936ac9c2062ac2
SHA1 hash: 723ebd382ae7f1d0a12aa4dc8f63885814ec7bbf
MD5 hash: 991c3ef3605df4ffc60c31c48747fec9
humanhash: eighteen-arizona-pasta-item
File name:na
Download: download sample
Signature VIPKeylogger
Create hunting rule
File size:1'875'360 bytes
First seen:2024-10-29 13:26:54 UTC
Last seen:Never
File type:Word file doc
MIME type:text/plain
ssdeep 6144:ywAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAYwAQ:x9
TLSH T1F495C62DD34B02598F620377AB571E5142BDBA7EF38552A1302C537933EAC3DA1252BE
Magika rtf
Reporter abuse_ch
Tags:CVE-2017-11882 doc VIPKeylogger

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'431
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
na
Verdict:
No threats detected
Analysis date:
2024-10-29 13:40:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/82c1b665-27a3-4d3b-a01e-26a5969eae5e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Sanesecurity.Malware.27333.RtfHeur.BadVer.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.FakeRTF-1.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26244.RtfHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Shelter.Malware.BadRtf.ObjUpd.UNOFFICIAL
Create hunting rule

MiscreantPunch.RTF.EvilRTF.CVE-2017-0199-Obfus.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilRTF.CommonLure.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.RoomService.20230808.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6721d6aa49e92a05dde1d645
Tags:
sage word
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6720e34317b6426a26095a03/reports/1e51a963-8a8c-4c9e-a9fc-72978ccf05ba/overview
Verdict:
Malicious
Labled as:
CVE-2018-0802
Link:
https://www.hybrid-analysis.com/sample/71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053
Result
Verdict:
MALICIOUS
Result
Threat name:
Snake Keylogger, VIP Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1545183
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Contains functionality to capture screen (.Net source)
Contains functionality to log keystrokes (.Net Source)
Document exploit detected (process start blacklist hit)
Found malware configuration
Initial sample is an obfuscated RTF file
Injects a PE file into a foreign processes
Installs new ROOT certificates
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 establishes network connection
Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802)
Sigma detected: EQNEDT32.EXE connecting to internet
Sigma detected: Equation Editor Network Connection
Sigma detected: File Dropped By EQNEDT32EXE
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Sigma detected: Suspicious Binary In User Directory Spawned From Office Application
Sigma detected: Suspicious Microsoft Office Child Process
Suricata IDS alerts for network traffic
Tries to detect the country of the analysis system (by using the IP)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Yara detected VIP Keylogger
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1545183 Sample: na.doc Startdate: 30/10/2024 Architecture: WINDOWS Score: 100 41 Initial sample is an obfuscated RTF file 2->41 43 Suricata IDS alerts for network traffic 2->43 45 Found malware configuration 2->45 47 24 other signatures 2->47 8 WINWORD.EXE 291 22 2->8         started        process3 file4 27 C:\Users\user\Desktop\~$na.doc, data 8->27 dropped 11 EQNEDT32.EXE 11 8->11         started        16 EQNEDT32.EXE 8->16         started        process5 dnsIp6 39 87.120.84.38, 49164, 80 SHARCOM-ASBG Bulgaria 11->39 29 C:\Users\user\...\cdlpohalgate39567.exe, PE32 11->29 dropped 31 C:\Users\user\...\pgTQ4mfZBbJhpdd[1].exe, PE32 11->31 dropped 67 Office equation editor establishes network connection 11->67 69 Office equation editor starts processes (likely CVE 2017-11882 or CVE-2018-0802) 11->69 18 cdlpohalgate39567.exe 3 11->18         started        file7 signatures8 process9 signatures10 49 Multi AV Scanner detection for dropped file 18->49 51 Machine Learning detection for dropped file 18->51 53 Adds a directory exclusion to Windows Defender 18->53 55 Injects a PE file into a foreign processes 18->55 21 cdlpohalgate39567.exe 12 2 18->21         started        25 powershell.exe 4 18->25         started        process11 dnsIp12 33 reallyfreegeoip.org 21->33 35 api.telegram.org 21->35 37 8 other IPs or domains 21->37 57 Installs new ROOT certificates 21->57 59 Tries to steal Mail credentials (via file / registry access) 21->59 61 Tries to harvest and steal browser information (history, passwords, etc) 21->61 signatures13 63 Tries to detect the country of the analysis system (by using the IP) 33->63 65 Uses the Telegram API (likely for C&C communication) 35->65
Score:
100%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053/
Threat name:
Document-RTF.Exploit.CVE-2017-11882
Create hunting rule
Status:
Malicious
First seen:
2024-10-28 19:21:28 UTC
File Type:
Document
Extracted files:
3
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ohd44oxbll4tymmjdp5uavbqotbouwsr6nh7hqj6kldi2hqcabjq._file
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ed23d5f4-364b-4bd6-a9ed-60c9c1d08485
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/71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053

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:SUSP_INDICATOR_RTF_MalVer_Objects
Create hunting rule
Author:ditekSHen
Description:Detects RTF documents with non-standard version and embedding one of the object mostly observed in exploit (e.g. CVE-2017-11882) documents.
Reference:https://github.com/ditekshen/detection
Rule name:SUSP_RTF_Header_Anomaly_RID2F7F
Create hunting rule
Author:Florian Roth
Description:Detects malformed RTF header often used to trick mechanisms that check for a full RTF header
Reference:https://twitter.com/ItsReallyNick/status/975705759618158593

File information

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

Web download

VIPKeylogger

Word file doc 71c7ce3ae15af93c31891bfb40543074c2ea5a51f34ff3c13e52c68d1e020053

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3261195/
  
Delivery method
Distributed via web download

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