Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 05:01

General

  • Target

    292e55b0280ca23588da3c0dc89471f7.exe

  • Size

    1.5MB

  • MD5

    292e55b0280ca23588da3c0dc89471f7

  • SHA1

    684ef8adec435496b864d106fe88fc0f53d30015

  • SHA256

    3e9935bd5f04382935b4749329aa24466992d1ff7f7ab93330a26ff78876b0e5

  • SHA512

    f1177186728f6a7669fcb51810e275553fe477c8112535a52a501127b4dc34ebf2d6ce85330ff99a993b1f4cfa779d1e440cda9ad45ea6689ecfe7cbf3d1b11f

  • SSDEEP

    3072:KY54bnV85uAoiytBwjJs8SZZIR+QJWQK9RsTNlKrfZPKFl3UM+b7ZPkN2D8tWQAN:0nMuAoiOB2Jsf85NKf8NQk+Q9rL

Malware Config

Extracted

Family

mylobot

C2

eakalra.ru:1281

op17.ru:6006

ashfkwu.ru:9821

yekfhsh.ru:7372

fasefja.ru:3410

hpifnad.ru:3721

benkofx.ru:3333

fpzskbc.ru:9364

ouxtjzd.ru:8658

schwpxp.ru:2956

pspkgya.ru:2675

lmlwtdm.ru:2768

rzwnsph.ru:5898

awtiwzk.ru:9816

pzljenb.ru:3486

yhjtpyf.ru:3565

ogkbsoq.ru:2553

rjngcbj.ru:5655

jlfeopz.ru:4698

wqcruiz.ru:2165

Signatures

  • Mylobot

    Botnet which first appeared in 2017 written in C++.

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 2 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe
    "C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe
      "C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2176
  • C:\Windows\SysWOW64\svchost.exe
    "C:\Windows\system32\svchost.exe"
    1⤵
    • Deletes itself
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
        PID:3996

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2176-4-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2176-3-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2176-5-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2176-2-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2176-14-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/3996-18-0x00000000003E0000-0x00000000003E1000-memory.dmp

      Filesize

      4KB

    • memory/4480-1-0x00000000001D0000-0x00000000001D1000-memory.dmp

      Filesize

      4KB

    • memory/4480-0-0x0000000000400000-0x0000000000469000-memory.dmp

      Filesize

      420KB

    • memory/4480-17-0x0000000000400000-0x0000000000469000-memory.dmp

      Filesize

      420KB

    • memory/4480-12-0x00000000001E0000-0x00000000001E1000-memory.dmp

      Filesize

      4KB

    • memory/5048-13-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-10-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-8-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-9-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-11-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-19-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB

    • memory/5048-6-0x0000000001240000-0x000000000126C000-memory.dmp

      Filesize

      176KB