MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc. 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


Emotet (aka Heodo)


Vendor detections: 10


Maldoc score: 15


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

SHA256 hash: c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc
SHA3-384 hash: 0cb232b18440fe60c63ef4a8c8e4c54ba98e63a7b886de202786d60b25bf5f7646745933ef2c151fa86ea278ab77560d
SHA1 hash: aecc8b7c76e8018beb10673fb16a0484e384f906
MD5 hash: 78555c47005e08e05093eed191f03898
humanhash: nebraska-beryllium-thirteen-oven
File name:2022-02-01-78555c47005e08e05093eed191f03898_unpacked.bin
Download: download sample
Signature Heodo
Create hunting rule
File size:137'728 bytes
First seen:2022-01-31 23:43:36 UTC
Last seen:2022-02-01 04:13:24 UTC
File type:Excel file xlsx
MIME type:application/vnd.ms-excel
ssdeep 3072:mcKoSsxzNDZLDZjlbR868O8KlVH3jehvMqAPjxO5xyZUE5V5xtezEVg8/dgIGx01:mcKoSsxzNDZLDZjlbR868O8KlVH3jehs
TLSH T1FCD36B66B5D9A9CAD70927310ADA8AEE33277C478E7613C73154F30E1DBB1908AC2747
Reporter Cryptolaemus1
Tags:doc Emotet epoch5 Heodo xlsx

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: 15
OLE dump

MalwareBazaar was able to identify 16 sections in this file using oledump:

Section IDSection sizeSection name
1109 bytesCompObj
2220 bytesDocumentSummaryInformation
3204 bytesSummaryInformation
4108419 bytesWorkbook
5520 bytes_VBA_PROJECT_CUR/PROJECT
689 bytes_VBA_PROJECT_CUR/PROJECTwm
75778 bytes_VBA_PROJECT_CUR/VBA/DFsheklsrfHDf
87557 bytes_VBA_PROJECT_CUR/VBA/HDsfgRds4htkde
94458 bytes_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
101692 bytes_VBA_PROJECT_CUR/VBA/__SRP_0
11266 bytes_VBA_PROJECT_CUR/VBA/__SRP_1
12420 bytes_VBA_PROJECT_CUR/VBA/__SRP_2
13291 bytes_VBA_PROJECT_CUR/VBA/__SRP_3
14300 bytes_VBA_PROJECT_CUR/VBA/__SRP_4
15234 bytes_VBA_PROJECT_CUR/VBA/__SRP_5
16553 bytes_VBA_PROJECT_CUR/VBA/dir
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
AutoExecWorkbook_OpenRuns when the Excel Workbook is opened
IOCvkwer.batExecutable file name
SuspiciousOpenMay open a file
SuspiciousOutputMay write to a file (if combined with Open)
SuspiciousRunMay run an executable file or a system command
SuspiciousMkDirMay create a directory
SuspiciousCreateObjectMay create an OLE object
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousBase64 StringsBase64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin
# of uploads :
74
# of downloads :
113
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2022-02-01-78555c47005e08e05093eed191f03898_unpacked.bin
Verdict:
Malicious activity
Analysis date:
2022-02-01 01:54:00 UTC
Tags:
macros macros-on-open loader
Link:
https://app.any.run/tasks/149fb8ca-027d-4434-aebf-2eda831793aa

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/228925/
Detection(s):
TwinWave.EvilDoc.CROIndirectionGamesLeave.20210428.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.PDATARootDown.20210830.UNOFFICIAL
Create hunting rule

MiscreantPunch.EvilMacro.PSHELLB64INVOKEDASHWINVOKEDASHW.4.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTP_.210304B64.1.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTP_.210304B64.4.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTP_.210304B64.8.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTPS_.210304B64.4.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXRSTRGOOD.HTTPS_.210304B64.8.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending an HTTP GET request
Moving a recently created file
Searching for the window
DNS request
Creating a window
Сreating synchronization primitives
Creating a file
Sending a custom TCP request
Creating a process with a hidden window
Launching a process
Running batch commands by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File with Macro
Link:
https://app.docguard.net/c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc/results/dashboard
Document image
Image:
Download PNG
Document image
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
macros macros-on-open
Link:
https://www.filescan.io/uploads/61f8744ca0f6a794b32e8e11/reports/3e78d612-5d16-4f9f-8cb4-8706a354ea36/overview
Label:
Malicious
Suspicious Score:
8.4/10
Score Malicious:
85%
Score Benign:
15%
Link:
https://www.malware.ai/gui/files/?id=562e6efa-a7d9-4833-abc3-85c9f266cd29
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc
Details
Base64 Encoded Powershell Directives
Detected one or more base64 encoded Powershell directives.
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Macro with Startup Hook
Detected macro logic that will automatically execute on document open. Most malware contains some execution hook.
Macro with File System Write
Detected macro logic that can write data to the file system.
Macro Contains Suspicious String
Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc/
Threat name:
Document-Office.Trojan.Emotet
Create hunting rule
Status:
Malicious
First seen:
2022-02-01 15:51:46 UTC
File Type:
Document
Extracted files:
20
AV detection:
17 of 43 (39.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zbufgie6encl3pask3wfnzdh2qkchgdixioxbtrpj2yfm7oejpoa._file
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/c86853209e23/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/c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc

File information

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

Malspam

Heodo

Excel file xlsx c86853209e2344bdbc1256ec56e467d414239868ba1d70ce2f4eb0567dc44bdc

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/228925/

Comments