MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d70803dc31e45825416b5391969ab9042baa17c01e080382a4340cef54090c84. 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

Intelligence 8 IOCs YARA 8 File information Comments

SHA256 hash:	d70803dc31e45825416b5391969ab9042baa17c01e080382a4340cef54090c84
SHA3-384 hash:	fbc12176aa7e856877f67902ebd36a7259c009185cec57c582b38bb670a346b5cd75a8677e82d26ef8e15f5158331c1a
SHA1 hash:	09c5bb8db08c53f00745262ba414fa093d6dd7f9
MD5 hash:	fa7354227422a339d34d662839e0aee2
humanhash:	oscar-happy-september-oranges
File name:	Attach_589256204_214472970.xls
Download:	download sample
Signature	TrickBot Create hunting rule
File size:	144'896 bytes
First seen:	2021-02-24 06:29:10 UTC
Last seen:	Never
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	3072:ocPiTQAVW/89BQnmlcGvgZ6Gr3J8YUOMEt/BI/s/C/i/R/7/3/UQ/OhP/2/a/1/y:ocPiTQAVW/89BQnmlcGvgZ7r3J8YUOMO
TLSH	F6E371813D12C429F35A8AB6546742AC2FD1DC42ABD0A5CF332A7B995F702897EC3D17
Reporter	cocaman
Tags:	TrickBot xls

cocaman

Malicious email (T1566.001)
From: "Colton Barber <info@paullathamsmeatco.com>" (likely spoofed)
Received: "from smtp72.ord1d.emailsrvr.com (smtp72.ord1d.emailsrvr.com [184.106.54.72]) "
Date: "Tue, 23 Feb 2021 19:43:06 +0000"
Subject: "Important Notification: Precept # 4185"
Attachment: "Attach_589256204_214472970.xls"

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

Application name is Microsoft Excel

Office document is in OLE format

OLE dump

MalwareBazaar was able to identify 3 sections in this file using oledump:

Section ID	Section size	Section name
1	4096 bytes	DocumentSummaryInformation
2	4096 bytes	SummaryInformation
3	133747 bytes	Book

Intelligence

File Origin

# of uploads :

# of downloads :

186

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Attach_589256204_214472970.xls

Verdict:

Malicious activity

Analysis date:

2021-02-24 06:33:23 UTC

Tags:

macros maldoc-42 opendir loader evasion

Link:

https://app.any.run/tasks/2e1ca87a-39f8-408c-be6b-477c3d7f4474

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

False

Detection:

n/a

Link:

https://www.capesandbox.com/analysis/118798/

Detection(s):

TwinWave.EvilDoc.Excel4MagicPalmersArcade.20201207.UNOFFICIAL

TwinWave.EvilDoc.Excel4MacroLuresWatchingTheDectives.20210115.UNOFFICIAL

TwinWave.EvilDoc.Excel4DragoTrainingMontage.20210204.UNOFFICIAL

TwinWave.EvilDoc.QakySoWacky.20210218.UNOFFICIAL

TwinWave.EvilDoc.QakySoWacky.M2.20210218.UNOFFICIAL

Result

Verdict:

Malicious

File Type:

Legacy Office File

Link:

https://app.docguard.net/d70803dc31e45825416b5391969ab9042baa17c01e080382a4340cef54090c84/results/dashboard

Result

Verdict:

MALICIOUS

Result

Threat name:

Hidden Macro 4.0

Detection:

malicious

Classification:

expl.evad

Score:

96 / 100

Link:

https://www.joesandbox.com/analysis/616517

Signature

Antivirus detection for URL or domain

Document exploit detected (process start blacklist hit)

Document exploit detected (UrlDownloadToFile)

Found Excel 4.0 Macro with suspicious formulas

Found malicious Excel 4.0 Macro

Multi AV Scanner detection for domain / URL

Multi AV Scanner detection for submitted file

Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)

Sigma detected: Microsoft Office Product Spawning Windows Shell

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d70803dc31e45825416b5391969ab9042baa17c01e080382a4340cef54090c84/

Threat name:

Document-Excel.Trojan.Heuristic

Status:

Malicious

First seen:

2021-02-24 06:30:15 UTC

File Type:

Document

Extracted files:

AV detection:

7 of 47 (14.89%)

Threat level:

2/5

Result

Malware family:

trickbot

Score:

10/10

Tags:

family:trickbot botnet:rob16 banker macro trojan xlm

Link:

https://tria.ge/reports/210224-998c949gda/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Loads dropped DLL

Templ.dll packer

Process spawned unexpected child process

Trickbot

Malware Config

C2 Extraction:

154.79.252.132:449
179.191.108.58:449
200.6.169.124:443
103.76.20.226:443
80.78.77.116:449
80.78.75.246:443
45.234.248.66:449
187.190.116.59:443
185.234.72.84:443
36.94.202.131:443
103.91.244.102:449
168.232.188.88:449
103.73.101.98:449
173.81.4.147:449
202.142.151.190:449
118.67.216.238:449
108.170.20.72:443
85.159.214.61:443
36.92.93.5:449
79.122.166.236:449
201.184.190.59:449
111.235.66.83:443
187.19.200.154:449
186.195.199.238:449
103.84.164.87:443
117.212.193.62:449
190.152.71.230:443
37.235.230.123:449
103.119.117.42:443
177.47.88.62:443
103.146.2.152:449
102.164.211.138:449
182.48.66.106:443
178.54.230.164:443
221.176.88.201:449
167.179.194.205:443
179.60.243.52:443

Dropper Extraction:

http://bearcatpumps.com.cn/css/tolkio.php

Please note that we are no longer able to provide a coverage score for Virus Total.

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:	INDICATOR_DOC_PhishingPatterns Create hunting rule
Author:	ditekSHen
Description:	Detects OLE, RTF, PDF and OOXML (decompressed) documents with common phishing strings

Rule name:	IPPort_combo_mem Create hunting rule
Author:	James_inthe_box
Description:	IP and port combo

Rule name:	multiple_concats_in_excel4_exec_enjoy_the_silence Create hunting rule
Author:	Will Metcalf
Description:	Behold The Great And Powerful Match Iterator. Multiple Concats with register Function SILENT BUILDER EDITION
Reference:	https://blog.reversinglabs.com/blog/excel-4.0-macros

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:	SUSP_EnableContent_String_Gen Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious string that asks to enable active content in Office Doc
Reference:	Internal Research

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.

Malspam

TrickBot

xls d70803dc31e45825416b5391969ab9042baa17c01e080382a4340cef54090c84

(this sample)

Delivery method

Distributed via e-mail attachment

Cape

https://www.capesandbox.com/analysis/118798/

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