MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484. 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


SilentBuilder


Vendor detections: 11


Maldoc score: 5


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484
SHA3-384 hash: 5aca815c4a75d43adf79c4828525cddc1ec16b3473998160e59bbf4836423a7137aade7dbdd9e41dbf2be0f39d8b7dfc
SHA1 hash: 5173d04e3eec3e6300e099cb45e11d75e94cd566
MD5 hash: 3860f9ae3ac20b34505cd0783dae29a0
humanhash: shade-florida-white-eleven
File name:Cybermesa_Electronic_form_Dt_05.19.2022_US.xls
Download: download sample
Signature SilentBuilder
Create hunting rule
File size:81'920 bytes
First seen:2022-05-19 15:35:46 UTC
Last seen:2022-05-19 18:40:30 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:Q5nKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgPAezwrMCNvJecXRNbCt8s:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgV
TLSH T150836B46B599C86DFA15C3384AD74BA9F323EC114BAB0A873249B3616FF4C605E0751F
TrID 80.2% (.XLS) Microsoft Excel sheet (32500/1/3)
19.7% (.) Generic OLE2 / Multistream Compound (8000/1)
Reporter pr0xylife
Tags:Emotet epoch4 SilentBuilder 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
Maldoc score: 5
OLE dump

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

Section IDSection sizeSection name
14096 bytesDocumentSummaryInformation
24096 bytesSummaryInformation
371383 bytesWorkbook
OLE vba

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

TypeKeywordDescription
AutoExecAuto_OpenRuns when the Excel Workbook is opened
SuspiciousHex StringsHex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)
SuspiciousXLM macroXLM macro found. It may contain malicious code

Intelligence

File Origin
# of uploads :
3
# of downloads :
328
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Groke_QMXN 3010065.xls
Verdict:
Malicious activity
Analysis date:
2022-05-19 15:33:57 UTC
Tags:
macros loader
Link:
https://app.any.run/tasks/6f7c9967-85b2-4b1d-9105-fd0b25ab0e98

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Legit
File type:
application/vnd.ms-excel
Has a screenshot:
False
Contains macros:
False
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/272657/
Detection(s):
TwinWave.EvilDoc.XL4DataopItWasGoodLivingWithYou.20211109.UNOFFICIAL
Create hunting rule

Sanesecurity.Badmacro.Xls.abpw.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.URLDOWNLOADTOFILE.200415.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.SHELLEXECUTE.200416.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.SHELLEXECUTE.200524.UNOFFICIAL
Create hunting rule

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

TwinWave.EvilDoc.XL4MStringFractures.20210921.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.XL4QakyFeaturingNothingNowhere.M2.20210611.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.DataOpGodGaveRockNRoll2U.20211215.UNOFFICIAL
Create hunting rule

TwinWave.EvilDoc.XL4QakyFeaturingNothingNowhere.M2.20220215.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Creating a file
Sending an HTTP GET request
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File
Link:
https://app.docguard.net/182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484/results/dashboard
Payload URLs
URL
File name
https://nandonikwebdesign.com/OWs/
WorkBook
Document image
Image:
Download PNG
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
emotet macros macros-on-open packed qbot regsvr32
Link:
https://www.filescan.io/uploads/628664234c80772124640ca0/reports/5461a7a3-9df8-4120-a2c3-d5fb74222bb9/overview
Label:
Benign
Suspicious Score:
4.2/10
Score Malicious:
43%
Score Benign:
57%
Link:
https://www.malware.ai/gui/files/?id=0fb202e4-54fb-4c49-94c4-0f9f27046536
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484
Details
Autostarting Excel Macro Sheet
Excel contains Macrosheet logic that will trigger automatically upon document open.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484/
Threat name:
Document-Excel.Trojan.Abracadabra
Create hunting rule
Status:
Malicious
First seen:
2022-05-19 15:05:30 UTC
File Type:
Document
Extracted files:
11
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=davfqtrtnllg6aatbeouswdqfrflza7t2aqvnvjvyjcbbrl3usca._file
Result
Malware family:
emotet
Create hunting rule
Score:
  10/10
Tags:
family:emotet botnet:epoch4 banker macro suricata trojan xlm
Link:
https://tria.ge/reports/220519-s1wv3sbhgn/
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 SetWindowsHookEx
Suspicious use of WriteProcessMemory
Loads dropped DLL
Downloads MZ/PE file
Emotet
Process spawned unexpected child process
suricata: ET MALWARE W32/Emotet CnC Beacon 3
Malware Config
C2 Extraction:
51.254.140.238:7080
103.70.28.102:8080
5.9.116.246:8080
1.234.2.232:8080
209.250.246.206:443
58.227.42.236:80
72.15.201.15:8080
159.65.88.10:8080
189.126.111.200:7080
173.212.193.249:8080
188.44.20.25:443
134.122.66.193:8080
172.104.251.154:8080
103.75.201.2:443
150.95.66.124:8080
153.126.146.25:7080
103.43.75.120:443
203.114.109.124:443
27.54.89.58:8080
1.234.21.73:7080
146.59.226.45:443
185.8.212.130:7080
159.65.140.115:443
167.172.253.162:8080
45.235.8.30:8080
213.241.20.155:443
163.44.196.120:8080
45.118.115.99:8080
102.222.215.74:443
209.126.98.206:8080
77.81.247.144:8080
46.55.222.11:443
110.232.117.186:8080
212.237.17.99:8080
45.176.232.124:443
183.111.227.137:8080
101.50.0.91:8080
173.239.37.178:8080
206.189.28.199:8080
103.132.242.26:8080
201.94.166.162:443
158.69.222.101:443
82.165.152.127:8080
164.68.99.3:8080
209.97.163.214:443
172.105.70.96:443
185.4.135.165:8080
212.24.98.99:8080
149.56.131.28:8080
129.232.188.93:443
131.100.24.231:80
197.242.150.244:8080
94.23.45.86:4143
79.137.35.198:8080
91.207.28.33:8080
167.99.115.35:8080
152.136.229.39:8080
51.91.76.89:8080
119.193.124.41:7080
89.29.244.7:443
151.106.112.196:8080
196.218.30.83:443
160.16.142.56:8080
Dropper Extraction:
https://nandonikwebdesign.com/OWs/
https://gelish.com/email-hog/YXaPiWbFMKT/
http://nutensport-wezep.nl/wp-includes/QyezZmBmTL8AulMVv0oh/
http://omeryener.com.tr/wp-admin/oakwcoWufii0JR89G/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/182a584e336a/report/overview.html
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/182a584e336ad66f0013091d4958702c4abc83f3d02156d535c24410c57ba484

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:Excel_Hidden_Macro_Sheet
Create hunting rule
Rule name:Qbot
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule to Detect Qbot
Rule name:SUSP_Excel4Macro_AutoOpen
Create hunting rule
Author:John Lambert @JohnLaTwC
Description:Detects Excel4 macro use with auto open / close

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/272657/

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