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Windows
Analysis Report
PrWP76ejHO.exe
Overview
General Information
Detection
FormBook
Score: | 100 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Multi AV Scanner detection for submitted file
Yara detected FormBook
Malicious sample detected (through community Yara rule)
System process connects to network (likely due to code injection or exploit)
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Sample uses process hollowing technique
Tries to steal Mail credentials (via file / registry access)
Maps a DLL or memory area into another process
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Queues an APC in another process (thread injection)
Machine Learning detection for dropped file
Modifies the context of a thread in another process (thread injection)
C2 URLs / IPs found in malware configuration
Uses ipconfig to lookup or modify the Windows network settings
Tries to harvest and steal browser information (history, passwords, etc)
Uses 32bit PE files
Yara signature match
One or more processes crash
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to shutdown / reboot the system
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Contains functionality to query CPU information (cpuid)
Found potential string decryption / allocating functions
Sample execution stops while process was sleeping (likely an evasion)
Contains functionality to call native functions
Contains functionality to read the clipboard data
HTTP GET or POST without a user agent
Contains functionality which may be used to detect a debugger (GetProcessHeap)
IP address seen in connection with other malware
Contains functionality for execution timing, often used to detect debuggers
Enables debug privileges
Creates a DirectInput object (often for capturing keystrokes)
Drops PE files
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Checks if the current process is being debugged
Contains functionality to retrieve information about pressed keystrokes
Dropped file seen in connection with other malware
Found large amount of non-executed APIs
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality for read data from the clipboard
Classification
- System is w10x64
- PrWP76ejHO.exe (PID: 1832 cmdline:
C:\Users\u ser\Deskto p\PrWP76ej HO.exe MD5: DB102A67350060A1E967AEF81118F18D) - iscan.exe (PID: 1764 cmdline:
"C:\Users\ user\AppDa ta\Local\T emp\iscan. exe" C:\Us ers\user\A ppData\Loc al\Temp\zx tnbfvzh.c MD5: 2B4B3369E04DEDD66517641DB0F5A8AB) - conhost.exe (PID: 5268 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496) - iscan.exe (PID: 5188 cmdline:
"C:\Users\ user\AppDa ta\Local\T emp\iscan. exe" C:\Us ers\user\A ppData\Loc al\Temp\zx tnbfvzh.c MD5: 2B4B3369E04DEDD66517641DB0F5A8AB) - explorer.exe (PID: 3452 cmdline:
C:\Windows \Explorer. EXE MD5: AD5296B280E8F522A8A897C96BAB0E1D) - iijhlev.exe (PID: 4468 cmdline:
"C:\Users\ user\AppDa ta\Roaming \iidryicei xqa\iijhle v.exe" "C: \Users\use r\AppData\ Local\Temp \iscan.exe " C:\Users \user\AppD ata\Loca MD5: 2B4B3369E04DEDD66517641DB0F5A8AB) - conhost.exe (PID: 1836 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496) - WerFault.exe (PID: 5096 cmdline:
C:\Windows \SysWOW64\ WerFault.e xe -u -p 4 468 -s 452 MD5: 9E2B8ACAD48ECCA55C0230D63623661B) - iijhlev.exe (PID: 4864 cmdline:
"C:\Users\ user\AppDa ta\Roaming \iidryicei xqa\iijhle v.exe" "C: \Users\use r\AppData\ Local\Temp \iscan.exe " C:\Users \user\AppD ata\Loca MD5: 2B4B3369E04DEDD66517641DB0F5A8AB) - conhost.exe (PID: 5872 cmdline:
C:\Windows \system32\ conhost.ex e 0xffffff ff -ForceV 1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496) - WerFault.exe (PID: 2436 cmdline:
C:\Windows \SysWOW64\ WerFault.e xe -u -p 4 864 -s 420 MD5: 9E2B8ACAD48ECCA55C0230D63623661B) - ipconfig.exe (PID: 1916 cmdline:
C:\Windows \SysWOW64\ ipconfig.e xe MD5: B0C7423D02A007461C850CD0DFE09318)
- cleanup
{"C2 list": ["www.fedefarmatour.online/dwdp/"]}
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
| |
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Click to see the 25 entries |
Source | Rule | Description | Author | Strings |
---|---|---|---|---|
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Windows_Trojan_Formbook_1112e116 | unknown | unknown |
| |
Formbook_1 | autogenerated rule brought to you by yara-signator | Felix Bilstein - yara-signator at cocacoding dot com |
| |
Formbook | detect Formbook in memory | JPCERT/CC Incident Response Group |
| |
JoeSecurity_FormBook | Yara detected FormBook | Joe Security | ||
Click to see the 3 entries |
⊘No Sigma rule has matched
⊘No Snort rule has matched
Click to jump to signature section
Show All Signature Results
AV Detection |
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Source: | Virustotal: | Perma Link |
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Source: | Code function: | 0_2_00405620 | |
Source: | Code function: | 0_2_00405FF6 | |
Source: | Code function: | 0_2_00402654 | |
Source: | Code function: | 1_2_00410310 |
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