MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2772609e7c08502e3f3aa9c7ff922307ed161ae483e41a8b731218cce722ae36. 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: | 2772609e7c08502e3f3aa9c7ff922307ed161ae483e41a8b731218cce722ae36 |
|---|---|
| SHA3-384 hash: | 3a0bee76e74bd67503bfc1d5ab04618b1cc1e9e18770f251013b162d468c6eca7af036eb2afce92efcd77e522d3364f7 |
| SHA1 hash: | e655499c9b1c8897e9666e50984d2b0433005541 |
| MD5 hash: | 2c1d62e50f43ecdb3f4907b5ef206c80 |
| humanhash: | october-carpet-whiskey-uranus |
| File name: | iMedPub LTD_12.xls |
| Download: | download sample |
| Signature | SilentBuilder |
| File size: | 78'147 bytes |
| First seen: | 2022-01-28 16:01:57 UTC |
| Last seen: | 2022-01-30 16:02:17 UTC |
| File type: | |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 1536:1I+Hymsbck3hbdlylKsgqopeJBWhZFGkE+cMLxAAISQ5gQ72IotO6nitSU6U+x:1I+HymsYk3hbdlylKsgqopeJBWhZFGkz |
| TLSH | T161735AE763CB8C89EE65033E8DB3061463A7FCA69BE343476205B716ADB16C05D03667 |
| Reporter | |
| 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: 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 | 66634 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
Result
Behaviour
Malware Config
131.100.24.231:80
200.17.134.35:7080
207.38.84.195:8080
212.237.56.116:7080
58.227.42.236:80
104.251.214.46:8080
158.69.222.101:443
192.254.71.210:443
46.55.222.11:443
45.118.135.203:7080
107.182.225.142:8080
103.75.201.2:443
104.168.155.129:8080
195.154.133.20:443
159.8.59.82:8080
110.232.117.186:8080
45.142.114.231:8080
41.76.108.46:8080
203.114.109.124:443
50.116.54.215:443
209.59.138.75:7080
185.157.82.211:8080
164.68.99.3:8080
162.214.50.39:7080
138.185.72.26:8080
178.63.25.185:443
51.15.4.22:443
81.0.236.90:443
216.158.226.206:443
45.176.232.124:443
162.243.175.63:443
212.237.17.99:8080
45.118.115.99:8080
129.232.188.93:443
173.214.173.220:8080
178.79.147.66:8080
176.104.106.96:8080
51.38.71.0:443
173.212.193.249:8080
217.182.143.207:443
212.24.98.99:8080
159.89.230.105:443
79.172.212.216:8080
212.237.5.209:443
http://91.240.118.168/zzx/ccv/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.
Malspam
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