Resubmissions

06-08-2024 04:07

240806-ep14rstapf 10

Analysis

  • max time kernel
    296s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    06-08-2024 04:07

General

  • Target

    dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a.exe

  • Size

    356KB

  • MD5

    2b97cdb089c3cd1bd7dc88ff7cba562d

  • SHA1

    5d8bb419112748a9cfecfd07ec7171bcc1f16dab

  • SHA256

    dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a

  • SHA512

    8820778bf14916d2b2e000acaae4ccba907aa0227f77c45def2ba3ea1f9af69fdfee7babe24833716a49be516b4063969a068939207ddb672fd245513eb36008

  • SSDEEP

    6144:Ydw1SX3LwgoR8NdL/pCJBBRRTm7ECWZkYs17Z0SoY:Ya1SX7wnGoJBBRcSkz1ufY

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++.

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies registry class 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a.exe
    "C:\Users\Admin\AppData\Local\Temp\dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a.exe
      "C:\Users\Admin\AppData\Local\Temp\dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:2820
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Windows\system32\svchost.exe"
        3⤵
        • Deletes itself
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2560
        • C:\Windows\SysWOW64\notepad.exe
          "C:\Windows\system32\notepad.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\{00E7C75C-A744-7D5F-E66A-A1C6406FCBAB}\ad5817c3.exe

    Filesize

    356KB

    MD5

    2b97cdb089c3cd1bd7dc88ff7cba562d

    SHA1

    5d8bb419112748a9cfecfd07ec7171bcc1f16dab

    SHA256

    dba2eaf17629982c17a22c8899d3189b4dd6536e9d164c80e2e9bd3126ad408a

    SHA512

    8820778bf14916d2b2e000acaae4ccba907aa0227f77c45def2ba3ea1f9af69fdfee7babe24833716a49be516b4063969a068939207ddb672fd245513eb36008

  • memory/1992-39-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/2060-15-0x0000000002EC0000-0x0000000002F19000-memory.dmp

    Filesize

    356KB

  • memory/2060-1-0x00000000002C0000-0x00000000002C1000-memory.dmp

    Filesize

    4KB

  • memory/2060-27-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2060-29-0x00000000002D0000-0x00000000002D1000-memory.dmp

    Filesize

    4KB

  • memory/2060-34-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2060-0-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/2560-19-0x0000000000080000-0x00000000000D9000-memory.dmp

    Filesize

    356KB

  • memory/2560-21-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-40-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-22-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-24-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-20-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-23-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-25-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2560-30-0x00000000000E0000-0x000000000010B000-memory.dmp

    Filesize

    172KB

  • memory/2820-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2820-14-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-10-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-32-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-4-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-8-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-18-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-6-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-17-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/2820-2-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB