Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 01:19

General

  • Target

    LisectAVT_2403002B_362.exe

  • Size

    323KB

  • MD5

    13782987c9a5c4ad10e8b1383f0ac2f3

  • SHA1

    3806980775dad8044b68ce95c8cb29169ca8d72b

  • SHA256

    1be7ffe419c1bac287de46b6fcb9ac986ee8d739b4803956fc114e6edcdf98e8

  • SHA512

    453cef5bcdff5ecdd9400a0bf045ece446f8b5a7673d999840e79b0be3b7832aa677ae40fcf036ced152915ec6781bbd319af3e78fc42784ae3e5bdf1fc90d3b

  • SSDEEP

    3072:l9cCrlEZG6zE3Yc8wDvjOxmQ/q8xw1J0pSsz0GK0iRkPkNF82QuH2jYbw4mLtHGE:l9celETLTuPcz0GK0nsNv2+w4Om

Malware Config

Extracted

Family

mylobot

C2

op17.ru:6006

eakalra.ru:1281

zgclgdb.ru:8518

hpifnad.ru:3721

lbjcwix.ru:8326

rykacfb.ru:8483

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++.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002B_362.exe
    "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002B_362.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:116
    • C:\Users\Admin\AppData\Local\Temp\DNjTeg.exe
      C:\Users\Admin\AppData\Local\Temp\DNjTeg.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3332
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\19ff71f9.bat" "
        3⤵
        • System Location Discovery: System Language Discovery
        PID:8140
    • C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002B_362.exe
      "C:\Users\Admin\AppData\Local\Temp\LisectAVT_2403002B_362.exe"
      2⤵
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:7508
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\system32\svchost.exe"
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:7604
        • C:\Windows\SysWOW64\notepad.exe
          "C:\Windows\system32\notepad.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\19ff71f9.bat

    Filesize

    187B

    MD5

    55e4b721103392f2b0612fd5e4e60385

    SHA1

    843ea56a5bf6e4d4d04f55b01afd51ede645dc62

    SHA256

    7c770dcccdfc911b2698f4b480c0e504a408f70d701dfb40ce430ea2db6d77dd

    SHA512

    f1bebe78613776b3febee0716b5c5fd744f0f7da3a9a71de11d6efd376f2af4b485f88fb388905e1c68ea2f3f5b7dcf39bb3cb03eb233b3606b35a642f1b1be6

  • C:\Users\Admin\AppData\Local\Temp\3C42593E.exe

    Filesize

    4B

    MD5

    20879c987e2f9a916e578386d499f629

    SHA1

    c7b33ddcc42361fdb847036fc07e880b81935d5d

    SHA256

    9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

    SHA512

    bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

  • C:\Users\Admin\AppData\Local\Temp\DNjTeg.exe

    Filesize

    15KB

    MD5

    f7d21de5c4e81341eccd280c11ddcc9a

    SHA1

    d4e9ef10d7685d491583c6fa93ae5d9105d815bd

    SHA256

    4485df22c627fa0bb899d79aa6ff29bc5be1dbc3caa2b7a490809338d54b7794

    SHA512

    e4553b86b083996038bacfb979ad0b86f578f95185d8efac34a77f6cc73e491d4f70e1449bbc9eb1d62f430800c1574101b270e1cb0eeed43a83049a79b636a3

  • \??\c:\users\admin\appdata\roaming\{589F2CE5-198E-066E-3FCE-5E0138C937C9}\f520fc7a.exe

    Filesize

    323KB

    MD5

    13782987c9a5c4ad10e8b1383f0ac2f3

    SHA1

    3806980775dad8044b68ce95c8cb29169ca8d72b

    SHA256

    1be7ffe419c1bac287de46b6fcb9ac986ee8d739b4803956fc114e6edcdf98e8

    SHA512

    453cef5bcdff5ecdd9400a0bf045ece446f8b5a7673d999840e79b0be3b7832aa677ae40fcf036ced152915ec6781bbd319af3e78fc42784ae3e5bdf1fc90d3b

  • memory/116-7-0x000000000F5F0000-0x000000000F5F1000-memory.dmp

    Filesize

    4KB

  • memory/116-10-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/116-0-0x0000000000400000-0x0000000000461000-memory.dmp

    Filesize

    388KB

  • memory/3332-67-0x0000000000E00000-0x0000000000E09000-memory.dmp

    Filesize

    36KB

  • memory/3332-4-0x0000000000E00000-0x0000000000E09000-memory.dmp

    Filesize

    36KB

  • memory/3332-28-0x00000000039A0000-0x00000000039A1000-memory.dmp

    Filesize

    4KB

  • memory/3628-71-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/7508-11-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/7508-8-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/7508-9-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/7508-33-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/7508-30-0x0000000000430000-0x00000000004F9000-memory.dmp

    Filesize

    804KB

  • memory/7508-12-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/7604-26-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-29-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-23-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-25-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-24-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-27-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-22-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/7604-72-0x00000000005F0000-0x000000000061B000-memory.dmp

    Filesize

    172KB

  • memory/8140-68-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB