Analysis

  • max time kernel
    146s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-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
  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 23 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:2180
    • C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe
      "C:\Users\Admin\AppData\Local\Temp\292e55b0280ca23588da3c0dc89471f7.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2564
  • 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:2284
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
        PID:2464

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\{94DCFB3E-3586-3F09-1D80-DA728F2A6578}\39632ba1.exe

      Filesize

      92KB

      MD5

      91cec8c6acc7a7ec05ea2f96d6e31e55

      SHA1

      4bbe0162e22ddd8da723d84062ecebaf8bceda03

      SHA256

      4face3e44d8bd21cf0e284be99d2636a0ad4cfd2f9ef0f98d48adde004327957

      SHA512

      dd83ca9931be78d26b0fcb381a865a3bf22b6171dc5bf4878cf98edcc36800972b4163c29e2fff17e7702749fbd4ca2735717bef20cf09d401f1cd958471f723

    • memory/2180-31-0x0000000000400000-0x0000000000469000-memory.dmp

      Filesize

      420KB

    • memory/2180-1-0x0000000000020000-0x0000000000021000-memory.dmp

      Filesize

      4KB

    • memory/2180-0-0x0000000000400000-0x0000000000469000-memory.dmp

      Filesize

      420KB

    • memory/2180-28-0x0000000003920000-0x0000000003921000-memory.dmp

      Filesize

      4KB

    • memory/2180-3-0x00000000027A0000-0x0000000002809000-memory.dmp

      Filesize

      420KB

    • memory/2284-19-0x0000000000270000-0x00000000003E8000-memory.dmp

      Filesize

      1.5MB

    • memory/2284-35-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-21-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-24-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-20-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-22-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-25-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2284-23-0x00000000000C0000-0x00000000000EC000-memory.dmp

      Filesize

      176KB

    • memory/2464-34-0x0000000000080000-0x0000000000081000-memory.dmp

      Filesize

      4KB

    • memory/2564-26-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-15-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2564-11-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-9-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-7-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-5-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-18-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-2-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB

    • memory/2564-17-0x0000000000400000-0x000000000042C000-memory.dmp

      Filesize

      176KB