MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957. 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: 13


Maldoc score: 4


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957
SHA3-384 hash: 295f39925ede9c022dccb55ef7f748f9df57a1f01f872861d9370eda522212a10be059607e1042e6f9ef5263d3ec08f3
SHA1 hash: 41d65f8aa2c3e73232d67e25a3a545638a66779d
MD5 hash: 03a43a6c5f74513883d6398ebb55fce8
humanhash: robert-papa-nevada-pizza
File name:GND-010622 RMXI-130622.xls
Download: download sample
Signature SilentBuilder
Create hunting rule
File size:61'952 bytes
First seen:2022-06-14 10:13:11 UTC
Last seen:Never
File type:Excel file xls
MIME type:application/vnd.ms-excel
ssdeep 1536:KpKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgdDOJiA6Cv/UGLI36yOA2+U:OKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2
TLSH T177533956BA5AD81DF915C73548DB4BAAA323FC314F9B0B832265B3106FFC8A05A1714F
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: 4
OLE dump

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

Section IDSection sizeSection name
14096 bytesDocumentSummaryInformation
24096 bytesSummaryInformation
351895 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
SuspiciousURLDownloadToFileAMay download files from the Internet
SuspiciousXLM macroXLM macro found. It may contain malicious code

Intelligence

File Origin
# of uploads :
1
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
GND-010622 RMXI-130622.xls
Verdict:
Malicious activity
Analysis date:
2022-06-14 23:39:56 UTC
Tags:
macros
Link:
https://app.any.run/tasks/ac83b4df-33bd-4d71-a86a-94774e29430f

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:
n/a
Link:
https://www.capesandbox.com/analysis/279725/
Detection(s):
SecuriteInfo.com.Macro.Downloader-17.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
Creating a window
Сreating synchronization primitives
DNS request
Creating a process with a hidden window
Creating a file
Launching a process
Moving a recently created file
Sending an HTTP GET request
Launching a process by exploiting the app vulnerability
Sending a custom TCP request by exploiting the app vulnerability
Result
Verdict:
Malicious
File Type:
Legacy Excel File
Link:
https://app.docguard.net/4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957/results/dashboard
Payload URLs
URL
File name
agir-santeinternationale.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/62a85fab73b91c38f68d9c01/reports/49755746-caaa-4a3f-a85a-0abaf72a2f02/overview
Label:
Benign
Suspicious Score:
3.7/10
Score Malicious:
38%
Score Benign:
62%
Link:
https://www.malware.ai/gui/files/?id=c4a926aa-c550-48fd-91b9-0d12680394fd
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957
Details
Autostarting Excel Macro Sheet
Excel contains Macrosheet logic that will trigger automatically upon document open.
Result
Threat name:
Hidden Macro 4.0, Emotet
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1012771
Signature
Antivirus detection for URL or domain
Document exploit detected (creates forbidden files)
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 Excel 4.0 Macro with suspicious formulas
Found malicious Excel 4.0 Macro
Hides that the sample has been downloaded from the Internet (zone.identifier)
Multi AV Scanner detection for dropped file
Office document tries to convince victim to disable security protection (e.g. to enable ActiveX or Macros)
Office process drops PE file
System process connects to network (likely due to code injection or exploit)
Yara detected Emotet
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 645262 Sample: GND-010622 RMXI-130622.xls Startdate: 14/06/2022 Architecture: WINDOWS Score: 100 42 Antivirus detection for URL or domain 2->42 44 Multi AV Scanner detection for dropped file 2->44 46 Found malicious Excel 4.0 Macro 2->46 48 7 other signatures 2->48 7 EXCEL.EXE 7 20 2->7         started        process3 dnsIp4 36 agir-santeinternationale.com 185.98.131.156, 49171, 80 RMI-FITECHFR France 7->36 38 iprd.net.phtemp.com 69.168.83.8, 49173, 80 FIBERUS United States 7->38 40 alzheimerzamora.com 86.109.166.218, 443, 49172 ABANSYS_AND_HOSTYTEC-ASCCharlesRobertDarwin11ES Spain 7->40 26 C:\Users\user\hhwe2.ocx, PE32+ 7->26 dropped 28 C:\Users\user\...\kyA0ZR6jpIDd9b4[1].dll, PE32+ 7->28 dropped 30 C:\Users\user\...behaviorgraphND-010622 RMXI-130622.xls, Composite 7->30 dropped 52 Document exploit detected (creates forbidden files) 7->52 54 Document exploit detected (UrlDownloadToFile) 7->54 12 regsvr32.exe 2 7->12         started        16 regsvr32.exe 7->16         started        18 regsvr32.exe 7->18         started        20 regsvr32.exe 7->20         started        file5 signatures6 process7 file8 32 C:\Windows\...\qzpyiQAIugT.dll (copy), PE32+ 12->32 dropped 56 Hides that the sample has been downloaded from the Internet (zone.identifier) 12->56 22 regsvr32.exe 12->22         started        signatures9 process10 dnsIp11 34 144.91.78.55, 443, 49174 CONTABODE Germany 22->34 50 System process connects to network (likely due to code injection or exploit) 22->50 signatures12
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957/
Threat name:
Document-Excel.Trojan.Abracadabra
Create hunting rule
Status:
Malicious
First seen:
2022-06-14 10:14:06 UTC
File Type:
Document
Extracted files:
9
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jxjodhnyqjqqeqce2wkqspqzyhcllxaakva33htpporo6nkczflq._file
Result
Malware family:
emotet
Create hunting rule
Score:
  10/10
Tags:
family:emotet banker macro suricata trojan xlm
Link:
https://tria.ge/reports/220614-l9mv7shde5/
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:
101.50.0.91:8080
159.89.202.34:443
209.97.163.214:443
173.212.193.249:8080
159.65.88.10:8080
45.118.115.99:8080
82.165.152.127:8080
207.148.79.14:8080
41.73.252.195:443
196.218.30.83:443
103.75.201.2:443
64.227.100.222:8080
149.56.131.28:8080
103.43.75.120:443
188.44.20.25:443
185.4.135.165:8080
91.207.28.33:8080
110.232.117.186:8080
72.15.201.15:8080
45.176.232.124:443
46.55.222.11:443
163.44.196.120:8080
172.105.226.75:8080
5.9.116.246:8080
150.95.66.124:8080
94.23.45.86:4143
107.170.39.149:8080
209.126.98.206:8080
212.24.98.99:8080
167.172.253.162:8080
146.59.226.45:443
115.68.227.76:8080
164.68.99.3:8080
206.189.28.199:8080
186.194.240.217:443
158.69.222.101:443
172.104.251.154:8080
103.70.28.102:8080
45.186.16.18:443
51.254.140.238:7080
197.242.150.244:8080
51.161.73.194:443
201.94.166.162:443
160.16.142.56:8080
213.241.20.155:443
129.232.188.93:443
134.122.66.193:8080
45.235.8.30:8080
159.65.140.115:443
119.193.124.41:7080
151.106.112.196:8080
144.91.78.55:443
82.223.21.224:8080
183.111.227.137:8080
1.234.2.232:8080
153.126.146.25:7080
79.137.35.198:8080
103.132.242.26:8080
51.91.76.89:8080
37.187.115.122:8080
131.100.24.231:80
203.114.109.124:443
1.234.21.73:7080
Dropper Extraction:
http://agir-santeinternationale.com/wp-admin/SUhUrUBrK42N/
https://alzheimerzamora.com/libraries/colorbutton/icons/hidpi/AYZRFTHkbj505hA3Aq0p/
http://iprd.net.phtemp.com/CFsrjl14PYkCeBda/
http4
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4dd2e19db882/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/4dd2e19db88261024044d595093e19c1c4b5dc005541bd9e6f7ba2ef3542c957

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

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/279725/

Comments