MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0. 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: 14


Maldoc score: 10


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0
SHA3-384 hash: 37ddd3f48de4a2550e60b0ba3a66bab7d6ec45df52e87bb2caca6e7e7dbec25451bb8f5ea2737f606bd2938f5f49423e
SHA1 hash: 0f34c209491e9dec5a00b48bb98e84492521762c
MD5 hash: f839f1c4a53e9d1dec3e37c1b52cb2b2
humanhash: orange-august-virginia-saturn
File name:PACK 937698241033.xls
Download: download sample
Signature SilentBuilder
Create hunting rule
File size:97'280 bytes
First seen:2022-07-05 10:23:00 UTC
Last seen:2022-07-06 08:11:10 UTC
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:iFKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg1HuS4hcTO97v7UYdEJmFflM:cKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgt
TLSH T1EC935A45B65ADE1EF625873148E787A67333FC308F6B47472224B3256FB99A04B0721B
TrID 80.2% (.XLS) Microsoft Excel sheet (32500/1/3)
19.7% (.) Generic OLE2 / Multistream Compound (8000/1)
Reporter madjack_red
Tags: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: 10
OLE dump

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

Section IDSection sizeSection name
14096 bytesDocumentSummaryInformation
24096 bytesSummaryInformation
386539 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
Hex StringSegWT5365675754
Hex StringV4cG56346347
Hex StringGgWG47675747
Hex StringgGGE67474745
Hex StringxXWd78585764
Hex StringE64R45363452
SuspiciousWindowsMay enumerate application windows (if combined with Shell.Application object)
SuspiciousURLDownloadToFileAMay download files from the Internet
SuspiciousEXECMay run an executable file or a system
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 :
14
# of downloads :
223
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DOC 97217.zip
Verdict:
Malicious activity
Analysis date:
2022-07-05 09:21:32 UTC
Tags:
loader opendir
Link:
https://app.any.run/tasks/6c146667-53ce-4074-b5e6-781872a208ac

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:
True
Detection(s):
SecuriteInfo.com.XLM.Trojan.Abracadabra.8.Gen.7331.2517.UNOFFICIAL
Create hunting rule

Sanesecurity.Badmacro.Xls.encdl.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.XL4DataopItWasGoodLivingWithYou.20211109.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
Sending a custom TCP request
Creating a window
Сreating synchronization primitives
DNS request
Creating a file
Creating a process with a hidden window
Launching a process
Moving a recently created file
Sending an HTTP GET request
Sending a custom TCP request by exploiting the app vulnerability
Launching a process by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File
Link:
https://app.docguard.net/0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0/results/dashboard
Payload URLs
URL
File name
www.aseguradosaldia.com
WorkBook
Document image
Image:
Download PNG
Document image
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
greyware macros macros-on-open packed regsvr32
Link:
https://www.filescan.io/uploads/62c4110811764e36f8167139/reports/b58b8624-b9ae-4f2c-9321-9d6c1c25b8db/overview
Label:
Malicious
Suspicious Score:
5.2/10
Score Malicious:
53%
Score Benign:
47%
Link:
https://www.malware.ai/gui/files/?id=bb0b8c10-4111-4929-9f12-b2c08d26f77d
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0
Details
Autostarting Excel Macro Sheet
Excel contains Macrosheet logic that will trigger automatically upon document open.
Result
Threat name:
Hidden Macro 4.0
Create hunting rule
Detection:
malicious
Classification:
expl.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1024706
Signature
Antivirus detection for URL or domain
Document exploit detected (process start blacklist hit)
Document exploit detected (UrlDownloadToFile)
Found Excel 4.0 Macro with suspicious formulas
Found malicious Excel 4.0 Macro
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 657203 Sample: PACK 937698241033.xls Startdate: 05/07/2022 Architecture: WINDOWS Score: 84 27 Multi AV Scanner detection for domain / URL 2->27 29 Antivirus detection for URL or domain 2->29 31 Multi AV Scanner detection for submitted file 2->31 33 3 other signatures 2->33 6 EXCEL.EXE 11 30 2->6         started        process3 dnsIp4 21 chillpassion.com 172.81.116.81, 49786, 80 INMOTI-1US United States 6->21 23 www.aseguradosaldia.com 6->23 25 2 other IPs or domains 6->25 19 C:\Users\user\Desktop\PACK 937698241033.xls, Composite 6->19 dropped 35 Document exploit detected (UrlDownloadToFile) 6->35 11 regsvr32.exe 6->11         started        13 regsvr32.exe 6->13         started        15 regsvr32.exe 6->15         started        17 regsvr32.exe 6->17         started        file5 signatures6 process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0/
Threat name:
Document-Office.Trojan.Abracadabra
Create hunting rule
Status:
Malicious
First seen:
2022-07-05 07:33:51 UTC
File Type:
Document
Extracted files:
11
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bxjx3mhpruanif7vkimowenp6deh4fpak77hqyx646oqegjkuxia._file
Result
Malware family:
emotet
Create hunting rule
Score:
  10/10
Tags:
family:emotet botnet:epoch5 banker macro suricata trojan xlm
Link:
https://tria.ge/reports/220705-mesnmsgbdj/
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:
103.71.99.57:8080
103.224.241.74:8080
157.245.111.0:8080
37.44.244.177:8080
103.41.204.169:8080
64.227.55.231:8080
103.254.12.236:7080
103.85.95.4:8080
157.230.99.206:8080
165.22.254.236:8080
85.214.67.203:8080
54.37.228.122:443
195.77.239.39:8080
128.199.217.206:443
190.145.8.4:443
165.232.185.110:8080
188.165.79.151:443
178.62.112.199:8080
54.37.106.167:8080
104.244.79.94:443
43.129.209.178:443
87.106.97.83:7080
202.134.4.210:7080
178.238.225.252:8080
198.199.70.22:8080
62.171.178.147:8080
175.126.176.79:8080
128.199.242.164:8080
88.217.172.165:8080
104.248.225.227:8080
85.25.120.45:8080
139.196.72.155:8080
188.225.32.231:4143
202.29.239.162:443
103.126.216.86:443
210.57.209.142:8080
93.104.209.107:8080
196.44.98.190:8080
5.253.30.17:7080
46.101.98.60:8080
103.56.149.105:8080
190.107.19.179:443
139.59.80.108:8080
36.67.23.59:443
78.47.204.80:443
83.229.80.93:8080
174.138.33.49:7080
118.98.72.86:443
37.187.114.15:8080
202.28.34.99:8080
Dropper Extraction:
https://weboculta.com/css/4teU8698559ttLN/
http://chillpassion.com/wp-content/Qcl3YY1jmc/
http://www.aseguradosaldia.com/wp-content/5xLOG2xKBT20s8e6Fs1/
http://akdalarabic.com/cgi-bin/WQ0nRFFi3/
Malware family:
Emotet
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0dd37db0ef8d/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/0dd37db0ef8d00d417f55218eb11aff0c87e15e057fe7862fee79d02192aa5d0

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: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.

Comments