MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 419b48a1ec5873d626f9e65cd27a6146462a94d9c95337a71de1de27ce95ff9e. 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: 7
| SHA256 hash: | 419b48a1ec5873d626f9e65cd27a6146462a94d9c95337a71de1de27ce95ff9e |
|---|---|
| SHA3-384 hash: | e702d01459b4c271d3a00e3e3264800249de6e36277825e3a1aa5444094c1557e11022ff143e834a4acff7e8f670b4de |
| SHA1 hash: | d0550962ccc3694e58a16c78022a612f9b0e5641 |
| MD5 hash: | 704b4c1ef24fea20c0fb91f48d53e3a2 |
| humanhash: | carpet-vegan-comet-enemy |
| File name: | tmpg06pe79i |
| Download: | download sample |
| Signature | SilentBuilder |
| File size: | 158'695 bytes |
| First seen: | 2022-01-27 18:42:26 UTC |
| Last seen: | 2022-02-01 05:56:37 UTC |
| File type: | |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 3072:zs+Hyms0k3hbdlylKsgqopeJBWhZFGkE+cMLxAAIb4UgCEqM5mheHRAjNKnlGIz/:o+Hyms0k3hbdlylKsgqopeJBWhZFVE+P |
| TLSH | T169F3BFE663A6C984DF15433E8CF2071A3767EC625BE71747A304732A6DB1EA48D0352B |
| Reporter | |
| Tags: | Emotet epoch4 SilentBuilder xlsx |
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: 7 |
OLE dump
MalwareBazaar was able to identify 3 sections in this file using oledump:
| Section ID | Section size | Section name |
|---|---|---|
| 1 | 4096 bytes | DocumentSummaryInformation |
| 2 | 4096 bytes | SummaryInformation |
| 3 | 147373 bytes | Workbook |
OLE vba
MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:
| Type | Keyword | Description |
|---|---|---|
| AutoExec | Auto_Open | Runs when the Excel Workbook is opened |
| IOC | 91.240.118.168 | IPv4 address |
| Suspicious | EXEC | May run an executable file or a system |
| Suspicious | Hex Strings | Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all) |
| Suspicious | XLM macro | XLM macro found. It may contain malicious code |
Intelligence
File Origin
Vendor Threat Intelligence
SecuriteInfo.com.Macro.Downlader-10.UNOFFICIAL
TwinWave.EvilDoc.Excel4DragoTrainingMontage.20210204.UNOFFICIAL
TwinWave.EvilDoc.XLSLOLBINHammerToFall.20201218.UNOFFICIAL
TwinWave.EvilDoc.XL4MDottedQuadDancingInHeaven.20210421.UNOFFICIAL
TwinWave.EvilDoc.Emotet46and2.20220124.UNOFFICIAL
Result
Behaviour
Result
Payload URLs
Document image
Result
Details
Result
Behaviour
Malware Config
173.214.173.220:8080
212.237.5.209:443
192.254.71.210:443
216.158.226.206:443
162.243.175.63:443
212.24.98.99:8080
58.227.42.236:80
45.118.115.99:8080
104.251.214.46:8080
185.157.82.209:8080
46.55.222.11:443
188.40.137.206:8080
81.0.236.90:443
103.75.201.2:443
129.232.188.93:443
195.154.133.20:443
159.8.59.82:8080
79.172.212.216:8080
138.185.72.26:8080
200.17.134.35:7080
185.157.82.211:8080
209.59.138.75:7080
178.63.25.185:443
45.176.232.124:443
45.118.135.203:7080
164.68.99.3:8080
203.114.109.124:443
212.237.17.99:8080
50.116.54.215:443
131.100.24.231:80
212.237.56.116:7080
45.142.114.231:8080
162.214.50.39:7080
51.38.71.0:443
104.168.155.129:8080
107.182.225.142:8080
217.182.143.207:443
158.69.222.101:443
176.104.106.96:8080
207.38.84.195:8080
41.76.108.46:8080
110.232.117.186:8080
178.79.147.66:8080
173.212.193.249:8080
http://91.240.118.168/zqqw/zaas/fe.png
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 |
|---|
| Rule name: | INDICATOR_OLE_Excel4Macros_DL2 |
|---|---|
| Author: | ditekSHen |
| Description: | Detects OLE Excel 4 Macros documents acting as downloaders |
| Rule name: | Qbot |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule to Detect Qbot |
| Rule name: | SUSP_Excel4Macro_AutoOpen |
|---|---|
| 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.
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