MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fd4e3fa8a8d9b59e58e08119e9aba18847b932c1ec8051b0544ebde855c19d46. 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: 7

Maldoc score: 13

Intelligence 7 IOCs YARA 6 File information Comments

SHA256 hash:	fd4e3fa8a8d9b59e58e08119e9aba18847b932c1ec8051b0544ebde855c19d46
SHA3-384 hash:	182ccfc7b5c9766da0d05b41164b695a11737e76577770713405d52a92605efc6ffc8e1bac7024ca2fedf2d57706a1a9
SHA1 hash:	49b246f6b3e721f3466ddc3b018ed8c5fb671255
MD5 hash:	d1a988c49d988c0ce5eb76d5f0f16f2f
humanhash:	low-football-magnesium-ack
File name:	files_06.28.2021.doc
Download:	download sample
Signature	TrickBot Create hunting rule
File size:	51'740 bytes
First seen:	2021-06-29 02:14:24 UTC
Last seen:	Never
File type:	doc
MIME type:	application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep	1536:/sl70cewgPQIOf7SieU6ZDvxjxcpAr/USvhW1VOMW:/GwNPWSiebvxju4/UchW1VOF
TLSH	8533D128F101DC50EB2FFD78A2F950A162670AF4F390AD967C50960D49A11AD8F6F7C9
Reporter	malware_traffic
Tags:	doc macros Shathak TA551 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 13 sections in this file using oledump:

Section ID	Section size	Section name
A1	502 bytes	PROJECT
A2	137 bytes	PROJECTwm
A3	1315 bytes	VBA/ThisDocument
A4	3145 bytes	VBA/_VBA_PROJECT
A5	1784 bytes	VBA/__SRP_0
A6	198 bytes	VBA/__SRP_1
A7	532 bytes	VBA/__SRP_2
A8	156 bytes	VBA/__SRP_3
A9	920 bytes	VBA/altPtr
A10	1941 bytes	VBA/booleanDatabase
A11	673 bytes	VBA/dir
A12	1495 bytes	VBA/titleMem

OLE vba

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

Type	Keyword	Description
AutoExec	Document_Open	Runs when the Word or Publisher document is opened
Suspicious	Open	May open a file
Suspicious	Output	May write to a file (if combined with Open)
Suspicious	Shell	May run an executable file or a system command
Suspicious	Chr	May attempt to obfuscate specific strings (use option --deobf to deobfuscate)
Suspicious	Xor	May attempt to obfuscate specific strings (use option --deobf to deobfuscate)
Suspicious	Base64 Strings	Base64-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

401

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

files_06.28.2021.doc

Verdict:

Malicious activity

Analysis date:

2021-06-29 02:20:17 UTC

Tags:

macros macros-on-open generated-doc trojan

Link:

https://app.any.run/tasks/125be553-945a-4290-9443-2bc663ccad93

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.EvilDocICEYDontSpeedThrough2MPHSoEverybodySeesU.20210616.UNOFFICIAL

TwinWave.EvilDoc.BorrowedMemoriesOnIce.20210623.UNOFFICIAL

TwinWave.EvilDoc.FoolsHighwayM1.20210617.UNOFFICIAL

Result

Verdict:

Malicious

File Type:

Word File with Macro

Link:

https://app.docguard.net/fd4e3fa8a8d9b59e58e08119e9aba18847b932c1ec8051b0544ebde855c19d46/results/dashboard

Document image

Image:

Download PNG

Result

Threat name:

Unknown

Detection:

malicious

Classification:

expl.evad

Score:

80 / 100

Link:

https://www.joesandbox.com/analysis/809094

Signature

Document exploit detected (process start blacklist hit)

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)

Sigma detected: Microsoft Office Product Spawning Windows Shell

Sigma detected: MSHTA Spawning Windows Shell

Sigma detected: Register DLL with spoofed extension

Behaviour

Behavior Graph:

Download SVG

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fd4e3fa8a8d9b59e58e08119e9aba18847b932c1ec8051b0544ebde855c19d46/

Threat name:

Document-Word.Trojan.Heuristic

Status:

Malicious

First seen:

2021-06-29 02:15:13 UTC

AV detection:

11 of 46 (23.91%)

Threat level:

2/5

Result

Malware family:

n/a

Score:

10/10

Tags:

macro

Link:

https://tria.ge/reports/210629-9m72l4klda/

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

Enumerates physical storage devices

Program crash

Drops file in Windows directory

Blocklisted process makes network request

Process spawned unexpected child process

Suspicious use of NtCreateProcessExOtherParentProcess

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/fd4e3fa8a8d9b59e58e08119e9aba18847b932c1ec8051b0544ebde855c19d46

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_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu Create hunting rule
Author:	ditekSHen
Description:	Detect executables with stomped PE compilation timestamp that is greater than local current time

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

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:	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.

No further information available

Comments

Login required

You need to login to in order to write a comment. Login with your abuse.ch account.

No comments found for this malware sample