MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f6e6881e714782e8cd3c3f0c92bc576d9cc008e526be5e21d13a881e5b90e0f. 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 6 File information Comments

SHA256 hash:	2f6e6881e714782e8cd3c3f0c92bc576d9cc008e526be5e21d13a881e5b90e0f
SHA3-384 hash:	455a621fb2b1607a5bf0916bc3f4055fc30b2995b2a006beba2de23f1ccadb705fba9c428d23c27b95d3b0903ef6f839
SHA1 hash:	e3f812ddd241dbb52a15671f4328ae6f1e3179fa
MD5 hash:	1ed37d4d1e490c634cddcd1c905fd533
humanhash:	august-eleven-orange-lion
File name:	report-06.21.doc
Download:	download sample
Signature	TrickBot Create hunting rule
File size:	51'723 bytes
First seen:	2021-06-29 02:15:20 UTC
Last seen:	Never
File type:	doc
MIME type:	application/vnd.openxmlformats-officedocument.wordprocessingml.document
ssdeep	1536:/JJE3wLQIOf7SieU6ZDvxjxcpAr/USvhWrO6a:/zlLWSiebvxju4/UchWrOT
TLSH	D233CF58F112DC60EB1FAD3895F910B072AB06F4F3A19C826C94D24D5DA21ADCF2B7C9
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	526 bytes	PROJECT
A2	167 bytes	PROJECTwm
A3	1315 bytes	VBA/ThisDocument
A4	3181 bytes	VBA/_VBA_PROJECT
A5	1794 bytes	VBA/__SRP_0
A6	198 bytes	VBA/__SRP_1
A7	532 bytes	VBA/__SRP_2
A8	156 bytes	VBA/__SRP_3
A9	1493 bytes	VBA/cntIntLib
A10	1947 bytes	VBA/currWinListbox
A11	690 bytes	VBA/dir
A12	933 bytes	VBA/lnkIntegerSelect

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 :

456

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

report-06.21.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/5604fd0d-df3b-42a0-a5c8-e06ed5de4abb

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.EvilDoc.BorrowedMemoriesOnIce.20210623.UNOFFICIAL

TwinWave.EvilDoc.FoolsHighwayM1.20210617.UNOFFICIAL

TwinWave.EvilDocICEYDontSpeedThrough2MPHSoEverybodySeesU.20210616.UNOFFICIAL

Result

Verdict:

Malicious

File Type:

Word File with Macro

Link:

https://app.docguard.net/2f6e6881e714782e8cd3c3f0c92bc576d9cc008e526be5e21d13a881e5b90e0f/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/809079

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/2f6e6881e714782e8cd3c3f0c92bc576d9cc008e526be5e21d13a881e5b90e0f/

Threat name:

Document-Word.Trojan.Heuristic

Status:

Malicious

First seen:

2021-06-29 02:16:12 UTC

AV detection:

11 of 46 (23.91%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=f5xgraphcr4c5dgtypymsk6fo3m4yaeokjv6lyq5couidznzbyhq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

macro

Link:

https://tria.ge/reports/210629-tckxyeb8jx/

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

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/2f6e6881e714782e8cd3c3f0c92bc576d9cc008e526be5e21d13a881e5b90e0f

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

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