Resubmissions

19-01-2022 17:47

220119-wcv6escaf9 10

Analysis

  • max time kernel
    1800s
  • max time network
    1563s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    14-04-2024 13:35

General

  • Target

    15854a76db97918e152cabbd6ff921b7e71af57ea35b6a97e664e85214e0e6e3.exe

  • Size

    434KB

  • MD5

    4336e6751deca7528cb55ab0f180227e

  • SHA1

    c8d4c51628616a8402445d0159f5c2bd220a39ec

  • SHA256

    15854a76db97918e152cabbd6ff921b7e71af57ea35b6a97e664e85214e0e6e3

  • SHA512

    8115f838752c6e5578d6c908b9fd1adf6c246b236e90385ec98ffab1579e5738f17999b1b44affb5a10a6ca96a710a68a86ed3e3098539318071896330b397be

  • SSDEEP

    12288:rXPcLcbGfVylwG/ZDCK/ScBXo8TsyMkKMY8m7WOK9SATTsx/SA/WegYfdNbrqnuT:rXh6XcBXo8TsL8Y8m/ATTySA/DrfdNbR

Score
10/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\15854a76db97918e152cabbd6ff921b7e71af57ea35b6a97e664e85214e0e6e3.exe
    "C:\Users\Admin\AppData\Local\Temp\15854a76db97918e152cabbd6ff921b7e71af57ea35b6a97e664e85214e0e6e3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2912
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\x64btit.txt
    Filesize

    28B

    MD5

    a2a10dec3f5705fcf62f5565a96131c4

    SHA1

    7866e8fd6d395e3ed99ae826bdc4cec34e4456bd

    SHA256

    7e9a5398f2645d89a993f23a67421076c8b7b45a59a4875af6293bc08cf64fb2

    SHA512

    fe8a6930badeef9f388bab57d1a4e311d2640b53a16a4f8ba57f8641225a2a4eb1deabc62ca977a44e5afe4e91f0839dc7975a1b556498cc90e14c611ad82651

  • \Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • memory/2912-7-0x0000000010000000-0x0000000010016000-memory.dmp
    Filesize

    88KB

  • memory/2912-9-0x0000000000070000-0x000000000008F000-memory.dmp
    Filesize

    124KB