Resubmissions

22-09-2021 14:16

210922-rk974afedl 10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    14-04-2024 14:48

General

  • Target

    3e6612264ae84cddf04379c1a1df09197cbf88f9103c825457c837fcdef69887.exe

  • Size

    566KB

  • MD5

    7e8b9cf70707293f8950b2151a3c16f4

  • SHA1

    c925e491311dc75e2c8a7c05d7deb608c95b4e51

  • SHA256

    3e6612264ae84cddf04379c1a1df09197cbf88f9103c825457c837fcdef69887

  • SHA512

    6059abc60ecd8f67dc4d80a189aa9b8631204dc7b38936f3ee0735eb3030ceefb08fba14a492978afe2191fd35ac17c705317dc5c83a216bce23b0b58533630c

  • SSDEEP

    12288:Bz4ubZCXMtdUKat+YH7/yJ2je3rojGvB/WaEYvW0:pjOMtd1a/yl3KOjb

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 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\3e6612264ae84cddf04379c1a1df09197cbf88f9103c825457c837fcdef69887.exe
    "C:\Users\Admin\AppData\Local\Temp\3e6612264ae84cddf04379c1a1df09197cbf88f9103c825457c837fcdef69887.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
      2⤵
      • Executes dropped EXE
      PID:1228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    28B

    MD5

    6c7426e37d4cea1839f1a22c13a7ff04

    SHA1

    15e0983dc73a2ef426749638554d3ccb6b9092b3

    SHA256

    3ed3a06e79af528e06ec9bcc85914deceb2dd99e4ab51c1c6447d136ea772145

    SHA512

    09f84a13404d55376fa0cd969f01d7970ed3ce96adb94d63241fdfe9193cc2b2b2ae042bd46ca58542384dc696728e96009c7d7bc656241fc75ec123c9b7e732

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

    Filesize

    3KB

    MD5

    b4cd27f2b37665f51eb9fe685ec1d373

    SHA1

    7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

    SHA256

    91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

    SHA512

    e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

  • memory/952-17-0x00000000003D0000-0x00000000003EF000-memory.dmp

    Filesize

    124KB

  • memory/952-19-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-4-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-5-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-7-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-2-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-1-0x0000000000400000-0x0000000000490000-memory.dmp

    Filesize

    576KB

  • memory/952-15-0x0000000010000000-0x0000000010016000-memory.dmp

    Filesize

    88KB

  • memory/952-0-0x0000000001C50000-0x0000000001CA8000-memory.dmp

    Filesize

    352KB

  • memory/952-3-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-20-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-21-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-22-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-28-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-33-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-38-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-39-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB

  • memory/952-44-0x0000000001D10000-0x0000000001DB9000-memory.dmp

    Filesize

    676KB