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Windows Analysis Report NEW PRICE ENQUIRY FROM PHILLIPINES.exe

Overview

General Information

Sample Name:NEW PRICE ENQUIRY FROM PHILLIPINES.exe
Analysis ID:552509
MD5:ca0d3ca986e592ec436052f747f833c0
SHA1:8bdb8ebea5444c42c75c0b30ac8628d06c6cbce0
SHA256:5e4ccf3d7a2885ab1f1ce83b855ec6f8b771b1731fad4807f8d57b250a5505ad
Tags:exeNanoCore
Infos:

Most interesting Screenshot:

Detection

Nanocore
Score:100
Range:0 - 100
Whitelisted:false
Confidence:100%

Signatures

Multi AV Scanner detection for submitted file
Malicious sample detected (through community Yara rule)
Sigma detected: NanoCore
Yara detected AntiVM3
Detected Nanocore Rat
Multi AV Scanner detection for dropped file
Yara detected Nanocore RAT
Initial sample is a PE file and has a suspicious name
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Sigma detected: Suspicius Add Task From User AppData Temp
.NET source code contains potential unpacker
.NET source code contains method to dynamically call methods (often used by packers)
Hides that the sample has been downloaded from the Internet (zone.identifier)
Uses schtasks.exe or at.exe to add and modify task schedules
Uses dynamic DNS services
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Yara signature match
Antivirus or Machine Learning detection for unpacked file
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Sample execution stops while process was sleeping (likely an evasion)
Contains long sleeps (>= 3 min)
Enables debug privileges
Creates a DirectInput object (often for capturing keystrokes)
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
Installs a raw input device (often for capturing keystrokes)
Sample file is different than original file name gathered from version info
PE file contains strange resources
Drops PE files
Detected TCP or UDP traffic on non-standard ports
Creates a process in suspended mode (likely to inject code)

Classification

Process Tree

  • System is w10x64
  • NEW PRICE ENQUIRY FROM PHILLIPINES.exe (PID: 976 cmdline: "C:\Users\user\Desktop\NEW PRICE ENQUIRY FROM PHILLIPINES.exe" MD5: CA0D3CA986E592EC436052F747F833C0)
    • NEW PRICE ENQUIRY FROM PHILLIPINES.exe (PID: 6296 cmdline: C:\Users\user\Desktop\NEW PRICE ENQUIRY FROM PHILLIPINES.exe MD5: CA0D3CA986E592EC436052F747F833C0)
      • schtasks.exe (PID: 4544 cmdline: schtasks.exe" /create /f /tn "DHCP Monitor" /xml "C:\Users\user\AppData\Local\Temp\tmp1E56.tmp MD5: 15FF7D8324231381BAD48A052F85DF04)
        • conhost.exe (PID: 4712 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
      • schtasks.exe (PID: 5096 cmdline: schtasks.exe" /create /f /tn "DHCP Monitor Task" /xml "C:\Users\user\AppData\Local\Temp\tmp3019.tmp MD5: 15FF7D8324231381BAD48A052F85DF04)
        • conhost.exe (PID: 5396 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • dhcpmon.exe (PID: 4800 cmdline: "C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe" 0 MD5: CA0D3CA986E592EC436052F747F833C0)
    • dhcpmon.exe (PID: 5644 cmdline: C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe MD5: CA0D3CA986E592EC436052F747F833C0)
  • dhcpmon.exe (PID: 3832 cmdline: "C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe" MD5: CA0D3CA986E592EC436052F747F833C0)
    • dhcpmon.exe (PID: 6728 cmdline: C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe MD5: CA0D3CA986E592EC436052F747F833C0)
    • dhcpmon.exe (PID: 6780 cmdline: C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe MD5: CA0D3CA986E592EC436052F747F833C0)
    • dhcpmon.exe (PID: 6992 cmdline: C:\Program Files (x86)\DHCP Monitor\dhcpmon.exe MD5: CA0D3CA986E592EC436052F747F833C0)
  • cleanup

Malware Configuration

No configs have been found

Yara Overview

Memory Dumps

SourceRuleDescriptionAuthorStrings
00000009.00000000.401599890.0000000000402000.00000040.00000001.sdmpNanocore_RAT_Gen_2Detetcs the Nanocore RATFlorian Roth
  • 0xff8d:$x1: NanoCore.ClientPluginHost
  • 0xffca:$x2: IClientNetworkHost
  • 0x13afd:$x3: #=qjgz7ljmpp0J7FvL9dmi8ctJILdgtcbw8JYUc6GC8MeJ9B11Crfg2Djxcf0p8PZGe
00000009.00000000.401599890.0000000000402000.00000040.00000001.sdmpJoeSecurity_NanocoreYara detected Nanocore RATJoe Security
    00000009.00000000.401599890.0000000000402000.00000040.00000001.sdmpNanoCoreunknown Kevin Breen <kevin@techanarchy.net>
    • 0xfcf5:$a: NanoCore
    • 0xfd05:$a: NanoCore
    • 0xff39:$a: NanoCore
    • 0xff4d:$a: NanoCore
    • 0xff8d:$a: NanoCore
    • 0xfd54:$b: ClientPlugin
    • 0xff56:$b: ClientPlugin
    • 0xff96:$b: ClientPlugin
    • 0xfe7b:$c: ProjectData
    • 0x10882:$d: DESCrypto
    • 0x1824e:$e: KeepAlive
    • 0x1623c:$g: LogClientMessage
    • 0x12437:$i: get_Connected
    • 0x10bb8:$j: #=q
    • 0x10be8:$j: #=q
    • 0x10c04:$j: #=q
    • 0x10c34:$j: #=q
    • 0x10c50:$j: #=q
    • 0x10c6c:$j: #=q
    • 0x10c9c:$j: #=q
    • 0x10cb8:$j: #=q
    00000002.00000000.372599487.0000000000402000.00000040.00000001.sdmpNanocore_RAT_Gen_2Detetcs the Nanocore RATFlorian Roth
    • 0xff8d:$x1: NanoCore.ClientPluginHost
    • 0xffca:$x2: IClientNetworkHost
    • 0x13afd:$x3: #=qjgz7ljmpp0J7FvL9dmi8ctJILdgtcbw8JYUc6GC8MeJ9B11Crfg2Djxcf0p8PZGe
    00000002.00000000.372599487.0000000000402000.00000040.00000001.sdmpJoeSecurity_NanocoreYara detected Nanocore RATJoe Security
      Click to see the 119 entries

      Unpacked PEs

      SourceRuleDescriptionAuthorStrings
      9.2.NEW PRICE ENQUIRY FROM PHILLIPINES.exe.2f997bc.2.raw.unpackNanocore_RAT_Gen_2Detetcs the Nanocore RATFlorian Roth
      • 0xe75:$x1: NanoCore.ClientPluginHost
      • 0xe8f:$x2: IClientNetworkHost
      9.2.NEW PRICE ENQUIRY FROM PHILLIPINES.exe.2f997bc.2.raw.unpackNanocore_RAT_Feb18_1Detects Nanocore RATFlorian Roth
      • 0xe75:$x2: NanoCore.ClientPluginHost
      • 0x1261:$s3: PipeExists
      • 0x1136:$s4: PipeCreated
      • 0xeb0:$s5: IClientLoggingHost
      8.2.dhcpmon.exe.2e38774.2.raw.unpackJoeSecurity_AntiVM_3Yara detected AntiVM_3Joe Security
        11.2.dhcpmon.exe.399ec60.6.unpackNanocore_RAT_Gen_2Detetcs the Nanocore RATFlorian Roth
        • 0xe38d:$x1: NanoCore.ClientPluginHost
        • 0xe3ca:$x2: IClientNetworkHost
        • 0x11efd:$x3: #=qjgz7ljmpp0J7FvL9dmi8ctJILdgtcbw8JYUc6GC8MeJ9B11Crfg2Djxcf0p8PZGe
        11.2.dhcpmon.exe.399ec60.6.unpackNanocore_RAT_Feb18_1Detects Nanocore RATFlorian Roth
        • 0xe105:$x1: NanoCore Client.exe
        • 0xe38d:$x2: NanoCore.ClientPluginHost
        • 0xf9c6:$s1: PluginCommand
        • 0xf9ba:$s2: FileCommand
        • 0x1086b:$s3: PipeExists
        • 0x16622:$s4: PipeCreated
        • 0xe3b7:$s5: IClientLoggingHost