MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d. 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: 10


Intelligence 10 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d
SHA3-384 hash: 58c690b83a38fd218e2fb72b6659fc4c35b86c0ed9a68992c191f1f21b1aa4574a961a089e7916ecfd33408b912a7c2a
SHA1 hash: 1a120ead4f056cda401530e8d8364ad44f997302
MD5 hash: 00c101371e165e9d1b48d9899508895f
humanhash: earth-august-red-mountain
File name:Upload_1672782307_1135693836.xls
Download: download sample
Signature TrickBot
Create hunting rule
File size:993'280 bytes
First seen:2021-03-01 13:39:08 UTC
Last seen:2021-03-01 15:38:16 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 6144:VFyPCRxHjSl8El+fwZGvgZpr3J8YUOMfIgpaxDlwUwSxd0XtUmJZ9GxCLfw6cmku:jr4Hd5mlC0fFcZ+7KdW
TLSH 8125B552F479FE78D99505B82AB6ED1A0102EED1355CE50D292FFCA0A6F3A1131CBCC6
Reporter ffforward
Tags:TrickBot 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 IDSection sizeSection name
14096 bytesDocumentSummaryInformation
24096 bytesSummaryInformation
3975452 bytesBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
282
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Upload_1672782307_1135693836.xls
Verdict:
Malicious activity
Analysis date:
2021-03-01 14:00:51 UTC
Tags:
macros
Link:
https://app.any.run/tasks/9e6abd25-96c6-4f0a-af23-a9f4876974d9

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/120301/
Detection(s):
TwinWave.EvilDoc.Excel4MagicPalmersArcade.20201207.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.Excel4DragoTrainingMontage.20210204.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.QakySoWacky.M2.20210218.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malicious
File Type:
Legacy Office File
Link:
https://app.docguard.net/0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d/results/dashboard
Document image
Image:
Download PNG
Document image
Result
Verdict:
MALICIOUS
Result
Threat name:
Hidden Macro 4.0 Trickbot
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/622179
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Delayed program exit found
Document exploit detected (drops PE files)
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Drops PE files to the user root directory
Found evasive API chain (trying to detect sleep duration tampering with parallel thread)
Found Excel 4.0 Macro with suspicious formulas
Found malicious Excel 4.0 Macro
Found malware configuration
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Office process drops PE file
Sigma detected: Microsoft Office Product Spawning Windows Shell
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected hidden Macro 4.0 in Excel
Yara detected Trickbot
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 360081 Sample: Upload_1672782307_1135693836.xls Startdate: 01/03/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Found malicious Excel 4.0 Macro 2->40 42 9 other signatures 2->42 8 EXCEL.EXE 84 41 2->8         started        process3 dnsIp4 30 192.168.2.22, 443, 49167, 49168 unknown unknown 8->30 32 beachtreepestcontrol.com 50.87.151.172, 49167, 80 UNIFIEDLAYER-AS-1US United States 8->32 34 192.168.2.255 unknown unknown 8->34 22 C:\Users\user\grtf.ccddf, PE32 8->22 dropped 24 C:\Users\user\AppData\Local\...\8[1].counter, PE32 8->24 dropped 48 Document exploit detected (process start blacklist hit) 8->48 50 Document exploit detected (UrlDownloadToFile) 8->50 13 rundll32.exe 8->13         started        file5 signatures6 process7 process8 15 rundll32.exe 13->15         started        signatures9 52 Writes to foreign memory regions 15->52 54 Allocates memory in foreign processes 15->54 56 Delayed program exit found 15->56 18 wermgr.exe 4 4 15->18         started        process10 dnsIp11 26 80.78.75.246, 443, 49168 ABCOM-ASTiranaAlbaniaAL Albania 18->26 28 ident.me 176.58.123.25, 443, 49170 LINODE-APLinodeLLCUS United Kingdom 18->28 44 Tries to detect virtualization through RDTSC time measurements 18->44 46 Found evasive API chain (trying to detect sleep duration tampering with parallel thread) 18->46 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2021-03-01 13:40:11 UTC
AV detection:
4 of 47 (8.51%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bsawsbpeyxur4ks2v3s5f767ysoghmd3rqvprusj5a6q3dz3xqgq._file
Result
Malware family:
trickbot
Create hunting rule
Score:
  10/10
Tags:
family:trickbot botnet:rob20 banker trojan
Link:
https://tria.ge/reports/210301-3x39jtkrca/
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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
Looks up external IP address via web service
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://beachtreepestcontrol.com/viewer/counter.php
http://0php
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/0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d

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:Excel_Hidden_Macro_Sheet
Create hunting rule
Rule name:IPPort_combo_mem
Create hunting rule
Author:James_inthe_box
Description:IP and port combo
Rule name:multiple_concats_in_excel4_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://www.youtube.com/watch?v=2sd7MQVofYc
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:multiple_concats_in_excel4_formula_exec_1
Create hunting rule
Author:Will Metcalf
Description:Behold The Great And Powerful Match Iterator. Multiple Concats Inside of exec Function
Reference:https://blog.reversinglabs.com/blog/excel-4.0-macros
Rule name:multiple_concats_in_excel4_formula_register
Create hunting rule
Author:Will Metcalf
Description:Behold The Great And Powerful Match Iterator. Multiple Concats Inside of register Function
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: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

Excel file xls 0c816905e4c5e91e2a5aaee5d2ffdfc49c63b07b8c2af8d249e83d0d8f3bbc0d

(this sample)

  
Link
https://tria.ge/210301-xf2g2s1gle
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/120301/

Comments