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Overview

overview

8

Static

static

ca6c131b3f...0f.exe

windows7-x64

8

ca6c131b3f...0f.exe

windows10-2004-x64

1

Analysis

  • max time kernel
    148s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 05:54

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General

  • Target

    ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f.exe

  • Size

    265KB

  • MD5

    03ca25b793c4a0c92b5767be79df0361

  • SHA1

    91b60c7b113103c64bd96ba7de36e604e5c8bda1

  • SHA256

    ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f

  • SHA512

    61c37869e3ab54ab1a91c7cf244c5fd228cd5b730ddb025935f09ef6861533bc464d6734ada66de2d2b7a8a51275105ecb504f833c39a343450f0407fa50cd4f

  • SSDEEP

    6144:yFa0E5WpV/F7YSkqy79bqWMNsy69IKXSh:yF+Wn7ZI9OWMNH

Score
8/10
evasionpersistence

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
    evasion
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f.exe
    "C:\Users\Admin\AppData\Local\Temp\ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Users\Admin\AppData\Local\ujd.exe
      "C:\Users\Admin\AppData\Local\ujd.exe" -gav C:\Users\Admin\AppData\Local\Temp\ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:1936
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1960
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x498
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1548

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\ujd.exe
    Filesize

    265KB

    MD5

    03ca25b793c4a0c92b5767be79df0361

    SHA1

    91b60c7b113103c64bd96ba7de36e604e5c8bda1

    SHA256

    ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f

    SHA512

    61c37869e3ab54ab1a91c7cf244c5fd228cd5b730ddb025935f09ef6861533bc464d6734ada66de2d2b7a8a51275105ecb504f833c39a343450f0407fa50cd4f

    Download Submit

  • \Users\Admin\AppData\Local\ujd.exe
    Filesize

    265KB

    MD5

    03ca25b793c4a0c92b5767be79df0361

    SHA1

    91b60c7b113103c64bd96ba7de36e604e5c8bda1

    SHA256

    ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f

    SHA512

    61c37869e3ab54ab1a91c7cf244c5fd228cd5b730ddb025935f09ef6861533bc464d6734ada66de2d2b7a8a51275105ecb504f833c39a343450f0407fa50cd4f

    Download Submit

  • \Users\Admin\AppData\Local\ujd.exe
    Filesize

    265KB

    MD5

    03ca25b793c4a0c92b5767be79df0361

    SHA1

    91b60c7b113103c64bd96ba7de36e604e5c8bda1

    SHA256

    ca6c131b3f4bf46a2a91dae88ec7a41050b3d72830a9dc050c5cada638514f0f

    SHA512

    61c37869e3ab54ab1a91c7cf244c5fd228cd5b730ddb025935f09ef6861533bc464d6734ada66de2d2b7a8a51275105ecb504f833c39a343450f0407fa50cd4f

    Download Submit

  • memory/900-59-0x00000000004E0000-0x00000000005FD000-memory.dmp

    Filesize

    1.1MB

    Download

  • memory/900-58-0x0000000000400000-0x0000000000461F20-memory.dmp

    Filesize

    391KB

    Download

  • memory/900-56-0x0000000000401000-0x000000000045B000-memory.dmp

    Filesize

    360KB

    Download

  • memory/900-54-0x0000000075571000-0x0000000075573000-memory.dmp

    Filesize

    8KB

    Download

  • memory/900-57-0x0000000001D90000-0x000000000219E000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/900-55-0x0000000000400000-0x0000000000461F20-memory.dmp

    Filesize

    391KB

    Download

  • memory/900-65-0x0000000000400000-0x0000000000461F20-memory.dmp

    Filesize

    391KB

    Download

  • memory/1936-69-0x0000000001ED0000-0x00000000022DE000-memory.dmp

    Filesize

    4.1MB

    Download

  • memory/1936-70-0x0000000000400000-0x0000000000461F20-memory.dmp

    Filesize

    391KB

    Download

  • memory/1960-68-0x000007FEFB131000-0x000007FEFB133000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1960-71-0x00000000021D0000-0x00000000021E0000-memory.dmp

    Filesize

    64KB

    Download