MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 ce07dc9b67f4e91fb0254421599c3344f60732b99c24d39d4f2a5b8e93da56ef. 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
| SHA256 hash: | ce07dc9b67f4e91fb0254421599c3344f60732b99c24d39d4f2a5b8e93da56ef |
|---|---|
| SHA3-384 hash: | 741788edba184efe877ca4595a2ee1ce0800584855cb26dd7bd6dc71b0f33041ce77c9400209d533342999495542a61c |
| SHA1 hash: | 823814c91d8c75933f0f49cda5b07ac14e484390 |
| MD5 hash: | aeb9b7f6fb7bac0deac61db8295e1d3c |
| humanhash: | venus-fanta-mirror-equal |
| File name: | order_list_fe99087.xls |
| Download: | download sample |
| Signature | SilentBuilder |
| File size: | 226'816 bytes |
| First seen: | 2021-02-10 07:48:41 UTC |
| Last seen: | 2021-02-10 10:15:52 UTC |
| File type: | |
| MIME type: | application/vnd.ms-excel |
| ssdeep | 6144:5k3hbdlylKsgqopeJBWhZFVE+W2NdAPIHtjQA3MOfSRFvkf3isQaoNVwTpNGc8sp:ANjQONfS3veiQ2eTXxS |
| TLSH | 5E24015BB1A7C982D90607749AB18B22B71FFC152FD64302B309F72C2ABDDD48943957 |
| Reporter | |
| Tags: | SilentBuilder xls |
abuse_ch
Malspam distributing SilentBuilder:HELO: slot0.sdemendietasa.ga
Sending IP: 45.89.125.212
From: Maia al Mina <maia@oman.gov>
Subject: axh Purchase Order
Attachment: order_list_fe99087.xls
Payload URLs:
http://urgfuid.gq/o/o.exe
http://urgfuid.gq/z/z.exe
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 |
| Application name is Microsoft Excel |
| Office document is in OLE format |
OLE dump
MalwareBazaar was able to identify 3 sections in this file using oledump:
| Section ID | Section size | Section name |
|---|---|---|
| 1 | 288 bytes | DocumentSummaryInformation |
| 2 | 224 bytes | SummaryInformation |
| 3 | 222190 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 | z.exe | Executable file name |
| 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) |
Intelligence
File Origin
Vendor Threat Intelligence
Result
Behaviour
Result
Document image
Result
Details
Result
Signature
Behaviour
Result
Behaviour
Malware Config
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: | ach_ZLoader_xls_20201029 |
|---|---|
| Author: | abuse.ch |
| Description: | Detects ZLoader XLS |
| Rule name: | Email_stealer_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | Email in files like avemaria |
| 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: | IPPort_combo_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | Select_from_enumeration |
|---|---|
| Author: | James_inthe_box |
| Description: | IP and port combo |
| Rule name: | SharedStrings |
|---|---|
| Author: | Katie Kleemola |
| Description: | Internal names found in LURK0/CCTV0 samples |
| Rule name: | SUSP_Excel4Macro_AutoOpen |
|---|---|
| Author: | John Lambert @JohnLaTwC |
| Description: | Detects Excel4 macro use with auto open / close |
| Rule name: | UAC_bypass_bin_mem |
|---|---|
| Author: | James_inthe_box |
| Description: | UAC bypass in files like avemaria |
| Rule name: | ZloaderXLSBehavior |
|---|
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
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