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Windows
Analysis Report
17346471075cda6f52d28bb99d0fb4a0a36b95ba9175e33925cffe8347818dc425c0939518385.dat-decoded.exe
Overview
General Information
| Sample name: | 17346471075cda6f52d28bb99d0fb4a0a36b95ba9175e33925cffe8347818dc425c0939518385.dat-decoded.exe |
| Analysis ID: | 1578606 |
| MD5: | a415ad882030ab58b145cb02953d26ce |
| SHA1: | 194000e48d07889ab77cd856d1f601413d13db99 |
| SHA256: | e6ab65e7dcf0aabce0cf14be44dd70e7b8a1eaae1471e81b9a1144f000391463 |
| Tags: | base64-decodedexeuser-abuse_ch |
| Infos: |  |
 | |
Errors
| |
Detection
XWorm
| Score: | 84 |
| Range: | 0 - 100 |
| Whitelisted: | false |
| Confidence: | 100% |
Signatures
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected XWorm
C2 URLs / IPs found in malware configuration
Machine Learning detection for sample
Sample uses string decryption to hide its real strings
PE file does not import any functions
Sample file is different than original file name gathered from version info
Uses 32bit PE files
Yara signature match
Classification
| Name | Description | Attribution | Blogpost URLs | Link |
|---|---|---|---|---|
| XWorm | Malware with wide range of capabilities ranging from RAT to ransomware. | No Attribution |
{"C2 url": ["recovery.work.gd"], "Port": 1999, "Aes key": "<123456789>", "SPL": "<Xwormmm>", "Install file": "USB.exe"}| Source | Rule | Description | Author | Strings |
|---|---|---|---|---|
| JoeSecurity_XWorm | Yara detected XWorm | Joe Security | ||
| MALWARE_Win_AsyncRAT | Detects AsyncRAT | ditekSHen |
|
⊘No Sigma rule has matched
⊘No Suricata rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |   |
|---|
| Source: | Malware Configuration Extractor: | ||
| Source: | ReversingLabs: | ||
| Source: | Joe Sandbox ML: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | String decryptor: | ||
| Source: | Static PE information: | ||
| Source: | Static PE information: | ||
Networking | |
|---|
| Source: | URLs: | ||
| Source: | String found in binary or memory: | ||
System Summary | |
|---|
| Source: | Matched rule: | ||
| Source: | Static PE information: | ||
| Source: | Binary or memory string: | ||
| Source: | Static PE information: | ||
| Source: | Matched rule: | ||
| Source: | Classification label: | ||
| Source: | Static PE information: | ||
| Source: | Static file information: | ||
| Source: | ReversingLabs: | ||
| Source: | Static PE information: | ||
| Source: | Static PE information: | ||
Stealing of Sensitive Information | |
|---|
| Source: | File source: | ||
Remote Access Functionality | |
|---|
| Source: | File source: | ||
| Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | Path Interception | Path Interception | Direct Volume Access | OS Credential Dumping | System Service Discovery | Remote Services | Data from Local System | 1 Application Layer Protocol | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Is Dropped
Is Windows Process
Number of created Registry Values
Number of created Files
Visual Basic
Delphi
Java
.Net C# or VB.NET
C, C++ or other language
Is malicious
InternetThis section contains all screenshots as thumbnails, including those not shown in the slideshow.
| Source | Detection | Scanner | Label | Link |
|---|---|---|---|---|
| 50% | ReversingLabs | Win32.Backdoor.XWormRAT | ||
| 100% | Joe Sandbox ML |
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
⊘No Antivirus matches
| Name | IP | Active | Malicious | Antivirus Detection | Reputation |
|---|---|---|---|---|---|
| s-part-0035.t-0009.t-msedge.net | 13.107.246.63 | true | false | high |
| Name | Malicious | Antivirus Detection | Reputation |
|---|---|---|---|
| true | unknown |
| Name | Source | Malicious | Antivirus Detection | Reputation |
|---|---|---|---|---|
| false | high |
⊘No contacted IP infos
| Joe Sandbox version: | 41.0.0 Charoite |
| Analysis ID: | 1578606 |
| Start date and time: | 2024-12-19 23:30:57 +01:00 |
| Joe Sandbox product: | CloudBasic |
| Overall analysis duration: | 0h 1m 45s |
| Hypervisor based Inspection enabled: | false |
| Report type: | full |
| Cookbook file name: | default.jbs |
| Analysis system description: | Windows 10 x64 22H2 with Office Professional Plus 2019, Chrome 117, Firefox 118, Adobe Reader DC 23, Java 8 Update 381, 7zip 23.01 |
| Number of analysed new started processes analysed: | 1 |
| Number of new started drivers analysed: | 0 |
| Number of existing processes analysed: | 0 |
| Number of existing drivers analysed: | 0 |
| Number of injected processes analysed: | 0 |
| Technologies: |
|
| Analysis Mode: | default |
| Analysis stop reason: | Timeout |
| Sample name: | 17346471075cda6f52d28bb99d0fb4a0a36b95ba9175e33925cffe8347818dc425c0939518385.dat-decoded.exe |
| Detection: | MAL |
| Classification: | mal84.troj.winEXE@0/0@0/0 |
| Cookbook Comments: |
|
- No process behavior to analyse as no analysis process or sample was found
- Corrupt sample or wrongly selected analyzer. Details: %1 is not a valid Win32 application.
- Exclude process from analysis (whitelisted): dllhost.exe
- Excluded IPs from analysis (whitelisted): 13.107.246.63
- Excluded domains from analysis (whitelisted): otelrules.azureedge.net, otelrules.afd.azureedge.net, azureedge-t-prod.trafficmanager.net
- VT rate limit hit for: 17346471075cda6f52d28bb99d0fb4a0a36b95ba9175e33925cffe8347818dc425c0939518385.dat-decoded.exe
⊘No simulations
⊘No context
| Match | Associated Sample Name / URL | SHA 256 | Detection | Threat Name | Link | Context |
|---|---|---|---|---|---|---|
| s-part-0035.t-0009.t-msedge.net | Get hash | malicious | AsyncRAT | Browse |
| |
| Get hash | malicious | AsyncRAT | Browse |
| ||
| Get hash | malicious | AsyncRAT | Browse |
| ||
| Get hash | malicious | Quasar | Browse |
| ||
| Get hash | malicious | ScreenConnect Tool, LummaC, Amadey, Cryptbot, LummaC Stealer, Vidar | Browse |
| ||
| Get hash | malicious | Unknown | Browse |
| ||
| Get hash | malicious | Nitol | Browse |
| ||
| Get hash | malicious | HTMLPhisher | Browse |
| ||
| Get hash | malicious | Unknown | Browse |
| ||
| Get hash | malicious | Abobus Obfuscator, Braodo | Browse |
|
⊘No context
⊘No context
⊘No context
⊘No created / dropped files found
| File type: | |
| Entropy (8bit): | 5.60402165942935 |
| TrID: |
|
| File name: | 17346471075cda6f52d28bb99d0fb4a0a36b95ba9175e33925cffe8347818dc425c0939518385.dat-decoded.exe |
| File size: | 37'218 bytes |
| MD5: | a415ad882030ab58b145cb02953d26ce |
| SHA1: | 194000e48d07889ab77cd856d1f601413d13db99 |
| SHA256: | e6ab65e7dcf0aabce0cf14be44dd70e7b8a1eaae1471e81b9a1144f000391463 |
| SHA512: | 06641656e1594fd7f77c0d345261a6c6dfb83f14a32d034cf27cf3305747b6e0edb77d35d6f4d5aee1e56ef79d4740129081c4abac9afffc5dcb06bd84f2d0a3 |
| SSDEEP: | 768:OoEZDEXo4pg4uaksIq1VFyj9bVOOlhXywa:OoEZDEXoVaksIqTFc9bVOOllZa |
| TLSH: | 14F24B0877D44722D5ED5FF56AB3A1024679F6078823EB5F4CD884DA2B337D28A023E6 |
| File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......PE..L...v.Pg................................. ........@.. ....................................@................................ |
 | |
| Icon Hash: | 90cececece8e8eb0 |
| Entrypoint: | 0x40a50e |
| Entrypoint Section: | .text |
| Digitally signed: | false |
| Imagebase: | 0x400000 |
| Subsystem: | windows gui |
| Image File Characteristics: | EXECUTABLE_IMAGE, 32BIT_MACHINE |
| DLL Characteristics: | DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE |
| Time Stamp: | 0x6750BD76 [Wed Dec 4 20:37:10 2024 UTC] |
| TLS Callbacks: | |
| CLR (.Net) Version: | |
| OS Version Major: | 4 |
| OS Version Minor: | 0 |
| File Version Major: | 4 |
| File Version Minor: | 0 |
| Subsystem Version Major: | 4 |
| Subsystem Version Minor: | 0 |
| Import Hash: |
| Instruction |
|---|
| add dword ptr [ebp-7DEDE2EEh], 051D1261h |
| pop es |
| add cl, byte ptr [esi] |
| sbb eax, 07070E1Ch |
| sbb eax, 82120E05h |
| cmp eax, 08054112h |
| sbb eax, 02200905h |
| adc al, byte ptr [eax-7DEEF12Bh] |
| jno 00007FCC607E159Ah |
| and byte ptr [ebx], al |
| add dword ptr [esi], ecx |
| sbb al, 11h |
| xor byte ptr [ebp+09h], 00000007h |
| add eax, dword ptr [edx] |
| adc al, byte ptr [eax-667FED2Bh] |
| push es |
| and byte ptr [ecx], al |
| adc al, byte ptr [eax+070B0ED5h] |
| add al, 1Dh |
| add eax, 1CD58012h |
| adc al, byte ptr [eax+02000699h] |
| or byte ptr [00040805h], bl |
| add dword ptr [eax], ecx |
| sbb al, 10h |
| pop es |
| or dword ptr [1D1C1C05h], ebx |
| add eax, 1C1D1C1Ch |
| sbb eax, 05021D1Ch |
| add byte ptr [ecx], al |
| sbb eax, 070D0805h |
| pop es |
| sbb eax, 1C1C1C05h |
| sbb eax, 1D1C1D1Ch |
| add dl, byte ptr [edx] |
| pop es |
| push es |
| adc al, byte ptr [edx+12051D35h] |
| cmp byte ptr [8212051Dh], 00000039h |
| adc al, byte ptr [eax+03200799h] |
| add dword ptr [edx], eax |
| push cs |
| adc byte ptr [edx], al |
| add al, 07h |
| add al, byte ptr [edx] |
| add al, byte ptr [esi] |
| and byte ptr [ecx], al |
| add dword ptr [ecx], edx |
| add byte ptr [ecx+01080801h], 00000000h |
| or byte ptr [eax], al |
| add byte ptr [eax], al |
| add byte ptr [eax], al |
| push ds |
| add dword ptr [eax], eax |
| add dword ptr [eax], eax |
| push esp |
| add dl, byte ptr [esi] |
| push edi |
| jc 00007FCC607E15F3h |
| jo 00007FCC607E15E0h |
| outsd |
| outsb |
| inc ebp |
| js 00007FCC607E15F5h |
| jo 00007FCC607E1607h |
| imul ebp, dword ptr [edi+00h], 00000000h |
| Name | Virtual Address | Virtual Size | Is in Section |
|---|---|---|---|
| IMAGE_DIRECTORY_ENTRY_EXPORT | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_IMPORT | 0xa4bc | 0x4f | .text |
| IMAGE_DIRECTORY_ENTRY_RESOURCE | 0xc000 | 0x4d8 | .rsrc |
| IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_BASERELOC | 0xe000 | 0xc | .reloc |
| IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_IAT | 0x2000 | 0x8 | .text |
| IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
| IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x2008 | 0x48 | .text |
| IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
| Name | Virtual Address | Virtual Size | Raw Size | MD5 | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
|---|---|---|---|---|---|---|---|---|---|
| .text | 0x2000 | 0x8514 | 0x8600 | 1cca0d2881e14144bf20bfc3c9485d4e | False | 0.4981926305970149 | data | 5.769016579086216 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ |
| .rsrc | 0xc000 | 0x4d8 | 0x600 | 4a1fa6a8f336d577d96569112413936b | False | 0.4036458333333333 | data | 3.796137077828513 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
| .reloc | 0xe000 | 0xc | 0x200 | 9d7c92dfc6b979c918fc7d5b05577cb7 | False | 0.140625 | data | 1.003267243218549 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ |
Key Decision
Richest Path
Thread / callback creation
Lower opacity -> Library Node| Timestamp | Source IP | Dest IP | Trans ID | Reply Code | Name | CName | Address | Type | Class | DNS over HTTPS |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 2024 23:31:56.847624063 CET | 1.1.1.1 | 192.168.2.11 | 0xe9af | No error (0) | s-part-0035.t-0009.t-msedge.net | CNAME (Canonical name) | IN (0x0001) | false | ||
| Dec 19, 2024 23:31:56.847624063 CET | 1.1.1.1 | 192.168.2.11 | 0xe9af | No error (0) | 13.107.246.63 | A (IP address) | IN (0x0001) | false |
⊘No statistics
⊘No system behavior
⊘No disassembly