Windows
Analysis Report
ScanMaster-ELM v2.1.rar
Overview
General Information
Detection
Score: | 23 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 60% |
Signatures
Classification
Analysis Advice
Sample monitors window changes (e.g. starting applications), analyze the sample with the 'Simulates keyboard and window changes' cookbook |
Sample tries to load a library which is not present or installed on the analysis machine, adding the library might reveal more behavior |
- System is w10x64
unarchiver.exe (PID: 3784 cmdline:
C:\Windows \SysWOW64\ unarchiver .exe" "C:\ Users\user \Desktop\S canMaster- ELM v2.1.r ar MD5: 16FF3CC6CC330A08EED70CBC1D35F5D2) 7za.exe (PID: 6128 cmdline:
C:\Windows \System32\ 7za.exe" x -pinfecte d -y -o"C: \Users\use r\AppData\ Local\Temp \yue0qnrb. 3os" "C:\U sers\user\ Desktop\Sc anMaster-E LM v2.1.ra r MD5: 77E556CDFDC5C592F5C46DB4127C6F4C) conhost.exe (PID: 5536 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: 0D698AF330FD17BEE3BF90011D49251D)
- cleanup
Click to jump to signature section
Source: | File opened: | Jump to behavior |
System Summary |
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Source: | File created: | Jump to behavior |
Source: | Section loaded: | Jump to behavior | ||
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Source: | Classification label: |
Source: | Mutant created: | ||
Source: | Mutant created: |
Source: | File created: | Jump to behavior |
Source: | Key opened: | Jump to behavior |
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Source: | Process created: | Jump to behavior |
Source: | File opened: | Jump to behavior |
Source: | Static file information: |
Source: | File opened: | Jump to behavior |
Source: | Code function: | 0_2_01302CC2 |
Source: | Process information set: | Jump to behavior | ||
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Source: | Process information set: | Jump to behavior |
Source: | Memory allocated: | Jump to behavior | ||
Source: | Memory allocated: | Jump to behavior | ||
Source: | Memory allocated: | Jump to behavior |
Source: | Window / User API: | Jump to behavior | ||
Source: | Window / User API: | Jump to behavior |
Source: | Thread sleep count: | Jump to behavior | ||
Source: | Thread sleep time: | Jump to behavior | ||
Source: | Thread sleep count: | Jump to behavior | ||
Source: | Thread sleep time: | Jump to behavior |
Source: | Code function: | 0_2_0130B1D6 |
Source: | Memory allocated: | Jump to behavior |
Source: | Process created: | Jump to behavior |
Source: | Key value queried: | Jump to behavior |
Reconnaissance | Resource Development | Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Command and Control | Exfiltration | Impact |
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Gather Victim Identity Information | Acquire Infrastructure | Valid Accounts | Windows Management Instrumentation | 1 DLL Side-Loading | 11 Process Injection | 1 Masquerading | OS Credential Dumping | 2 Virtualization/Sandbox Evasion | Remote Services | Data from Local System | Data Obfuscation | Exfiltration Over Other Network Medium | Abuse Accessibility Features |
Credentials | Domains | Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | 1 DLL Side-Loading | 2 Virtualization/Sandbox Evasion | LSASS Memory | 1 Application Window Discovery | Remote Desktop Protocol | Data from Removable Media | Junk Data | Exfiltration Over Bluetooth | Network Denial of Service |
Email Addresses | DNS Server | Domain Accounts | At | Logon Script (Windows) | Logon Script (Windows) | 1 Disable or Modify Tools | Security Account Manager | 3 System Information Discovery | SMB/Windows Admin Shares | Data from Network Shared Drive | Steganography | Automated Exfiltration | Data Encrypted for Impact |
Employee Names | Virtual Private Server | Local Accounts | Cron | Login Hook | Login Hook | 11 Process Injection | NTDS | System Network Configuration Discovery | Distributed Component Object Model | Input Capture | Protocol Impersonation | Traffic Duplication | Data Destruction |
Gather Victim Network Information | Server | Cloud Accounts | Launchd | Network Logon Script | Network Logon Script | 1 DLL Side-Loading | LSA Secrets | Internet Connection Discovery | SSH | Keylogging | Fallback Channels | Scheduled Transfer | Data Encrypted for Impact |
Domain Properties | Botnet | Replication Through Removable Media | Scheduled Task | RC Scripts | RC Scripts | 1 Obfuscated Files or Information | Cached Domain Credentials | Wi-Fi Discovery | VNC | GUI Input Capture | Multiband Communication | Data Transfer Size Limits | Service Stop |
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Source | Detection | Scanner | Label | Link |
---|---|---|---|---|
9% | ReversingLabs | Archive-RAR.Trojan.Generic | ||
5% | Virustotal | Browse |
Joe Sandbox version: | 40.0.0 Tourmaline |
Analysis ID: | 1403390 |
Start date and time: | 2024-03-05 13:50:46 +01:00 |
Joe Sandbox product: | CloudBasic |
Overall analysis duration: | 0h 6m 14s |
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: | 6 |
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: |
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Analysis Mode: | default |
Analysis stop reason: | Timeout |
Sample name: | ScanMaster-ELM v2.1.rar |
Detection: | SUS |
Classification: | sus23.evad.winRAR@4/1@0/0 |
EGA Information: |
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HCA Information: |
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Cookbook Comments: |
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- Exclude process from analysis
(whitelisted): dllhost.exe, WM IADAP.exe, SIHClient.exe - Excluded domains from analysis
(whitelisted): ocsp.digicert. com, slscr.update.microsoft.co m, ctldl.windowsupdate.com, fe 3cr.delivery.mp.microsoft.com - Not all processes where analyz
ed, report is missing behavior information - Report size getting too big, t
oo many NtQueryValueKey calls found.
Time | Type | Description |
---|---|---|
13:52:07 | API Interceptor |
Process: | C:\Windows\SysWOW64\unarchiver.exe |
File Type: | |
Category: | dropped |
Size (bytes): | 3765 |
Entropy (8bit): | 5.05454231401154 |
Encrypted: | false |
SSDEEP: | 48:alNtCGRGbRGRGpXGvGRGp3wrwrWGCwGLGDG3iGRGiGKGRGRGmxGRGEGRGmiFL19U:alxa7ozdroLN |
MD5: | 45270195A23BF6C0C6FFE620347BF562 |
SHA1: | 6BE81201F156AAE2A4870C64CA8D217327BF1B1F |
SHA-256: | AB0D0D62AB43219DFD08E7F7F26A0097FF28E051F0CF3AE8752B77BDE2141997 |
SHA-512: | 8B1D06D15994C4F1E0528A6032B18CF14F71194AE8FAC2FA32A4A6EE7B949134A9D4A06175C51D483F2FC3987EBF956FA13FE3798761D58A4463B983505AA7FB |
Malicious: | false |
Reputation: | low |
Preview: |
File type: | |
Entropy (8bit): | 7.999988783726525 |
TrID: |
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File name: | ScanMaster-ELM v2.1.rar |
File size: | 17'032'684 bytes |
MD5: | c3f7c1ef128cd4b76c08fe50c71301db |
SHA1: | b5a5cb4e5e6e220a515f443ed5afe79455adcca3 |
SHA256: | 2cf7cdb20054f65918dc42103a779a4896ab316e22ccdc6b23c872d327480be0 |
SHA512: | 00a83abe4e5a86b131ef7bbbd13b6fe486081e1f63e361dbbbe5a387a941f5d6be05770b40ec768707523cb54b3839b1694abd8cb56984b31e2ec405e9f79ccd |
SSDEEP: | 393216:6x0iIGKGSlChicMzZ0tbcrqAMxxtR8ElNiyjEP:svDq8b7/xjzgP |
TLSH: | 4D0733930B1EBD0A7E932DBE8B2EC34F5FD184488A1FFD1F640455A9C249BBE816650D |
File Content Preview: | Rar!.....s..........g.t..F...........4.YE|:A.3.. ...ScanMaster-ELM v2.1\KeyGen.exeWep..j.RF0...H9n...z&X...o.....D...%.9m.._".+M....&..9....#.NG^..\.nI-.J.s....f...w.qa..Un:..m.i:..g.G.....).....F @.-...77.*7....V^.ql...N-]y4o..H.z..3Q.-.2K.......t7y..|.. |
Icon Hash: | 90cececece8e8eb0 |
Click to jump to process
Click to jump to process
back
Click to dive into process behavior distribution
Click to jump to process
Target ID: | 0 |
Start time: | 13:51:33 |
Start date: | 05/03/2024 |
Path: | C:\Windows\SysWOW64\unarchiver.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0xa20000 |
File size: | 12'800 bytes |
MD5 hash: | 16FF3CC6CC330A08EED70CBC1D35F5D2 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | false |
Target ID: | 1 |
Start time: | 13:51:33 |
Start date: | 05/03/2024 |
Path: | C:\Windows\SysWOW64\7za.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x200000 |
File size: | 289'792 bytes |
MD5 hash: | 77E556CDFDC5C592F5C46DB4127C6F4C |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Target ID: | 3 |
Start time: | 13:51:34 |
Start date: | 05/03/2024 |
Path: | C:\Windows\System32\conhost.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff6d64d0000 |
File size: | 862'208 bytes |
MD5 hash: | 0D698AF330FD17BEE3BF90011D49251D |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Has exited: | true |
Execution Graph
Execution Coverage
Dynamic/Packed Code Coverage
Signature Coverage
Execution Coverage: | 18.8% |
Dynamic/Decrypted Code Coverage: | 100% |
Signature Coverage: | 0% |
Total number of Nodes: | 73 |
Total number of Limit Nodes: | 4 |
Graph
Callgraph
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Uniqueness |
Uniqueness Score: -1.00% |
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