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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84240266200f3b4252535bfcf7f1ddee2a4fd7fdbb94f61aa627f2e8f2c9d6d3. 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


TrickBot


Vendor detections: 8


Maldoc score: 13


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84240266200f3b4252535bfcf7f1ddee2a4fd7fdbb94f61aa627f2e8f2c9d6d3
SHA3-384 hash: 9facab2f1e51898f42edde426629cc5a9f3f4bb56f520a62db400de3d1249489bd525a194112a51c7543fd041f730543
SHA1 hash: 15fd801e764e7e02f90676a4fc1a18361be49aa9
MD5 hash: 509b89137c78068be70638cbcc5ef8f5
humanhash: montana-moon-mirror-orange
File name:2.doc
Download: download sample
Signature TrickBot
Create hunting rule
File size:1'970'176 bytes
First seen:2021-12-10 10:48:14 UTC
Last seen:2021-12-10 12:36:22 UTC
File type:Word file doc
MIME type:application/msword
ssdeep 6144:nGx3kcb7mT47I+sIm5p/KD/Y/tVzah7D:G5Bx4/m/YFIh
TLSH T1679598F0A072A440FC1E2AA6F185388986C73DEF790FCE460528B57F25BA5D93B9445F
Reporter proxylife
Tags:doc rob142 TrickBot

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 id
Maldoc score: 13
OLE dump

MalwareBazaar was able to identify 11 sections in this file using oledump:

Section IDSection sizeSection name
1114 bytesCompObj
24096 bytesDocumentSummaryInformation
3126500 bytesSummaryInformation
48165 bytes1Table
5414 bytesMacros/PROJECT
671 bytesMacros/PROJECTwm
7938 bytesMacros/VBA/ThisDocument
83956 bytesMacros/VBA/_VBA_PROJECT
923979 bytesMacros/VBA/autoCLOSE
10574 bytesMacros/VBA/dir
111781026 bytesWordDocument
OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

TypeKeywordDescription
AutoExecautoCLOSERuns when the Word document is closed
SuspiciousOpenMay open a file
SuspiciouswriteMay write to a file (if combined with Open)
SuspiciousCreateMay execute file or a system command through WMI
SuspiciousCreateObjectMay create an OLE object
SuspiciousChrMay attempt to obfuscate specific strings (use option --deobf to deobfuscate)
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
2
# of downloads :
996
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2.doc
Verdict:
No threats detected
Analysis date:
2021-12-10 10:50:17 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3c7d1a93-7cbf-42e8-b796-98f4ad2458ed

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:
True
Detection(s):
TwinWave.CROJokerAndTheThiefFinalHour.20210420.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.CROMiscreantNeuralLinkTerra.20210721.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.CROMiscreantNeuralLinkExtraTerra.M2.20210721.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25086.MacroHeurGen.Al2.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.BanditosAndTheirHEXYEXEs.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file
Searching for the window
Launching a service
Searching for synchronization primitives
Сreating synchronization primitives
Creating a window
Using the Windows Management Instrumentation requests
DNS request
Result
Verdict:
Malicious
File Type:
Legacy Word File with Macro
Link:
https://app.docguard.net/84240266200f3b4252535bfcf7f1ddee2a4fd7fdbb94f61aa627f2e8f2c9d6d3/results/dashboard
Document image
Image:
Download PNG
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
macros macros-on-close monero
Link:
https://www.filescan.io/uploads/61b330a147ed217c01391bce/reports/5d3dc937-0685-4a7a-a634-4220219c482a/overview
Result
Threat name:
Unknown
Detection:
malicious
Classification:
expl
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/905262
Signature
Document exploit detected (drops PE files)
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Office process drops PE file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 537740 Sample: 2.doc Startdate: 10/12/2021 Architecture: WINDOWS Score: 76 22 Multi AV Scanner detection for submitted file 2->22 24 Document exploit detected (drops PE files) 2->24 26 Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros) 2->26 28 3 other signatures 2->28 7 WINWORD.EXE 293 25 2->7         started        10 taskeng.exe 1 2->10         started        process3 file4 18 C:\Users\Public\Documents\1.dot, PE32 7->18 dropped 20 C:\Users\user\Desktop\~$2.doc, data 7->20 dropped 12 rundll32.exe 10->12         started        14 rundll32.exe 10->14         started        process5 process6 16 rundll32.exe 1 12->16         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/84240266200f3b4252535bfcf7f1ddee2a4fd7fdbb94f61aa627f2e8f2c9d6d3/
Threat name:
Document-Office.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2021-12-10 10:49:10 UTC
File Type:
Document
Extracted files:
18
AV detection:
19 of 43 (44.19%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qqsaezrab45ueustlp6pp4o55yve7v75xokpmgvge7zor4wj23jq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/211210-mwn2sahefl/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
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
Program crash
Drops file in Windows directory
Drops file in System32 directory
Loads dropped DLL
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/84240266200f/report/overview.html
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/84240266200f3b4252535bfcf7f1ddee2a4fd7fdbb94f61aa627f2e8f2c9d6d3

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address

File information

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

Comments