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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b. 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


Dridex


Vendor detections: 7


Intelligence 7 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b
SHA3-384 hash: ee8402416c015337d91808250e92869cfb8f807f6c77cbdd6d40ee09bf4b2e57aff75154bf35b1ec95dacae168cb4faf
SHA1 hash: 5a51b176301a8b1126aa29d7694247c6372fe62f
MD5 hash: 64d652624a169eec6eb2b7e625c78ce1
humanhash: minnesota-one-magnesium-sweet
File name:Termination_20288.xlsb
Download: download sample
Signature Dridex
Create hunting rule
File size:82'984 bytes
First seen:2021-11-21 17:02:34 UTC
Last seen:Never
File type:Excel file xlsx
MIME type:application/vnd.openxmlformats-officedocument.spreadsheetml.sheet
ssdeep 1536:1WchKJpnRniIMPYjxPrX6Q3cWViBN3yKqxyeHw3vRMgF3oKy5hAiDGk4:wcYJpnRnXJqmc3/q0dfaguKyxB4
TLSH T1E683010D4EC66476FAA1DF3C4B0E18F6146B26196A1153CF24A9EE98C6730979FCF027
Reporter cocaman
Tags:Dridex xlsb xlsx


Avatar
cocaman
Malicious email (T1566.001)
From: "Alert <alert@payments.anaplaam.com>" (likely spoofed)
Received: "from dedi-4510922.unitradinglog.com.br (dedi-4510922.unitradinglog.com.br [162.214.67.61]) "
Date: "Mon, 15 Nov 2021 15:12:02 -0300"
Subject: "Termination Letter November 20288"
Attachment: "Termination_20288.xlsb"

Intelligence

File Origin
# of uploads :
1
# of downloads :
163
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Termination_20288.xlsb
Verdict:
No threats detected
Analysis date:
2021-11-21 17:10:21 UTC
Tags:
macros40
Link:
https://app.any.run/tasks/95efe2c6-fad8-4486-86a9-39cfe0bc07eb

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/octet-stream
Has a screenshot:
False
Contains macros:
False
Gathering data
Detection(s):
TwinWave.EvilDoc.XL4SilentYoGotMe.20210520.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.XL4MDridexYourStringShilouette.20211115.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.XL4MDridexRunningDownTheDream.20211115.UNOFFICIAL
Create hunting rule

securiteinfo.com.xls4.icedid.42146.12007.16787.UNOFFICIAL
Create hunting rule

securiteinfo.com.xls4.icedid.42146.24744.28531.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
DNS request
Sending a custom TCP request
Creating a window
Сreating synchronization primitives
Result
Verdict:
Malicious
File Type:
OOXML Excel File with Excel4Macro
Link:
https://app.docguard.net/cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b/results/dashboard
Document image
Image:
Download PNG
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mshta
Link:
https://www.filescan.io/uploads/619a7bc994a88037d2fcb9c5/reports/752cae7c-a8e6-49a1-b383-c4821f7800f3/overview
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/893393
Signature
Contains functionality to create processes via WMI
Creates and opens a fake document (probably a fake document to hide exploiting)
Creates processes via WMI
Document exploit detected (process start blacklist hit)
Found Excel 4.0 Macro with suspicious formulas
Found malicious Excel 4.0 Macro
Found protected and hidden Excel 4.0 Macro sheet
Multi AV Scanner detection for submitted file
Sigma detected: Microsoft Office Product Spawning Windows Shell
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 525862 Sample: Termination_20288.xlsb Startdate: 21/11/2021 Architecture: WINDOWS Score: 84 31 Multi AV Scanner detection for submitted file 2->31 33 Found malicious Excel 4.0 Macro 2->33 35 Contains functionality to create processes via WMI 2->35 37 5 other signatures 2->37 6 EXCEL.EXE 8 12 2->6         started        10 mshta.exe 9 2->10         started        12 mshta.exe 9 2->12         started        14 3 other processes 2->14 process3 file4 25 C:\Users\user\...\~$Termination_20288.xlsb, data 6->25 dropped 27 C:\ProgramData\fnsfunsfgrgnkjfsgnd.rtf, HTML 6->27 dropped 39 Creates and opens a fake document (probably a fake document to hide exploiting) 6->39 16 WMIC.exe 6->16         started        19 WMIC.exe 6->19         started        21 WMIC.exe 6->21         started        23 2 other processes 6->23 signatures5 process6 signatures7 29 Creates processes via WMI 16->29
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b/
Threat name:
Document-Excel.Trojan.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2021-11-15 18:04:12 UTC
File Type:
Document
Extracted files:
20
AV detection:
10 of 44 (22.73%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=z42be4p7ksftgxqznktxvkxwba2mfnh6phepe73n7sangcu3b6fq._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
macro xlm
Link:
https://tria.ge/reports/211121-vkn7eaebfj/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
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/cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b

File information

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

Malspam

Dridex

Excel file xlsx cf341271ff548b335e196aa77aaaf60834c2b4fe79c8f27f6dfc80d30a9b0f8b

(this sample)

  
Delivery method
Distributed via e-mail attachment
  
Dropping
Dridex
Cape
Cape
https://www.capesandbox.com/analysis/207959/

Comments