MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c31985a559ec3e42c7d5bcffb3ec076b805fda226d67051265123d62cc8a2d06. 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: 9


Maldoc score: 16


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

SHA256 hash: c31985a559ec3e42c7d5bcffb3ec076b805fda226d67051265123d62cc8a2d06
SHA3-384 hash: 7a0eb5c82e96f40ecd308cf12c5997f344f033258c286a4f223a33e140769435eff06f0785850f281c5a0cdb23e91066
SHA1 hash: 8d0f3ce8a0be1fa1b1cba7787de7cac252aecb97
MD5 hash: c90d0fe502e5b20644d6705882b18745
humanhash: diet-illinois-edward-finch
File name:tmpbxyu5zk_
Download: download sample
Signature Heodo
Create hunting rule
File size:94'229 bytes
First seen:2022-02-07 23:39:32 UTC
Last seen:2022-02-13 20:55:33 UTC
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:zZRsRVapymc7dd6SKa3Xm1WBXz7yL64i+kkfa+3gtfvjHtoxzg5bjIF02:zv+VakRHSa3Xm4nC5X5gxvhoxzMIa2
TLSH T12793F16E2E5C3907D6DBE238CF3CEE7082155DE06662B47960A16EA9403D4D3C267E6C
Reporter Cryptolaemus1
Tags: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: 16
OLE dump

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

Section IDSection sizeSection name
A197 bytesGjseGsw346dtUIdf/CompObj
A2295 bytesGjseGsw346dtUIdf/VBFrame
A3311 bytesGjseGsw346dtUIdf/f
A4300 bytesGjseGsw346dtUIdf/o
A5677 bytesPROJECT
A6170 bytesPROJECTwm
A78981 bytesVBA/ErtWSgdh58ufTgjHd
A810932 bytesVBA/GjseGsw346dtUIdf
A96109 bytesVBA/_VBA_PROJECT
A101701 bytesVBA/__SRP_0
A11184 bytesVBA/__SRP_1
A12440 bytesVBA/__SRP_2
A13332 bytesVBA/__SRP_3
A14922 bytesVBA/dir
A15993 bytesVBA/kdFjdset4stugxdsfghs
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
AutoExectHdshlkdf36r_ChangeRuns when the file is opened and ActiveX objects trigger events
SuspiciousOpenMay open a file
SuspiciousOutputMay write to a file (if combined with Open)
SuspiciousCreateObjectMay create an OLE object
SuspiciousChrMay attempt to obfuscate specific strings (use option --deobf to deobfuscate)
SuspiciousexecMay run an executable file or a system
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 :
27
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
File type:
application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
Has a screenshot:
False
Contains macros:
True
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/237255/
Detection(s):
TwinWave.EvilDoc.PDATARootDown.20210827.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.OXML.EmotetDownWithOPP.20210123.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.CROStringBuilderHidingPlacesPapaDontTakeNoMess.20200916.UNOFFICIAL
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
DNS request
Sending a custom TCP request
Creating a window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file
Changing an executable file
Running batch commands
Creating a process with a hidden window
Launching a process
Sending an HTTP GET request
Creating a process from a recently created file
Infecting executable files
Result
Verdict:
Malicious
File Type:
Excel File with Macro
Link:
https://app.docguard.net/c31985a559ec3e42c7d5bcffb3ec076b805fda226d67051265123d62cc8a2d06/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/6201add8845a69d7734b73c1/reports/45337ecd-2151-417d-bff0-d1c4e156512a/overview
Label:
Malicious
Suspicious Score:
9.8/10
Score Malicious:
98%
Score Benign:
2%
Link:
https://www.malware.ai/gui/files/?id=fe658ba7-c5c6-49df-bba7-d26139efb78e
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/c31985a559ec3e42c7d5bcffb3ec076b805fda226d67051265123d62cc8a2d06
Details
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 Execution Coercion
Detected a document that appears to social engineer the user into activating embedded logic.
Macro Contains Suspicious String
Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...
Base64 Encoded URL
Detected an ANSI or UNICODE http:// or https:// base64 encoded URL prefix.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c31985a559ec3e42c7d5bcffb3ec076b805fda226d67051265123d62cc8a2d06/
Threat name:
Script-Macro.Dropper.SDrop
Create hunting rule
Status:
Malicious
First seen:
2022-02-07 23:40:17 UTC
File Type:
Document
Extracted files:
35
AV detection:
7 of 43 (16.28%)
Threat level:
  3/5
Result
Malware family:
n/a
Score:
  10/10
Tags:
macro
Link:
https://tria.ge/reports/220207-3nwdwsagbn/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies data under HKEY_USERS
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
Enumerates physical storage devices
Drops file in Windows directory
Process spawned unexpected child process
Malware Config
Dropper Extraction:
http://harperhouseproducts.com/Merchant2/ARsf1LIcOauhH1rDrIh/
http://holubvideo.com/eln-images/zqqgZ0YXaPiWbF/
http://magicblog.tatamotors.com/wp-includes/7faN9/
http://chastongroditski.com/eln-images/skSsCLJtI24kZvo/
http://seacupps.com/eln-images/AYvykzg/
http://ericandrobin.com/cgi/qRe8dRaG2HDNOOG1/
http://sosantiques.com/cgi/9ii/
https://greenlawnirrigation.net/GLI_New/JRlt3mOiezE/
https://on-lineventures.com/cgi/ks0Mp/
http://sunriseconsultant.com/eln-images/sO4XvFBsevCRf/
http://blog.logo123.com/wp-content/19G04LjA1UcE1tN8/
http://intrablog.tatamotors.com/wp-includes/MGGi5zcZrkolFH9/
Malware family:
Emotet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/c31985a559ec/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/237255/

Comments