Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    10-05-2024 09:12

General

  • Target

    2e640bb223b75771ef70da6caec1a310_JaffaCakes118.exe

  • Size

    866KB

  • MD5

    2e640bb223b75771ef70da6caec1a310

  • SHA1

    c54cfee060b84c4dd45a34aea1107eb8dc2f9a0e

  • SHA256

    adf27e3889392a97a96e7e7d1fc411d9a3e47f4ce2aa769a6f756ed439532b0b

  • SHA512

    12ab7c909f8f41c087d6a75d5b9aff9abc1adcc5a981d2d5d75ef757a6bf362ce9c9f9cb921ef843f959aa2453adde1997488516e670594259bc0355f982b7b6

  • SSDEEP

    12288:g0nyfXuIBDtfu7HbKa/x1MMmWvbi//4aOHdWO6miOEhSqvxzx/0JFlsPY1lvbHYK:dny/f9upl6NObKzPp0JX6CkK

Malware Config

Signatures

  • Ammyy Admin

    Remote admin tool with various capabilities.

  • AmmyyAdmin payload 1 IoCs
  • FlawedAmmyy RAT

    Remote-access trojan based on leaked code for the Ammyy remote admin software.

  • Creates new service(s) 2 TTPs
  • Stops running service(s) 4 TTPs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Launches sc.exe 6 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 1 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e640bb223b75771ef70da6caec1a310_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2e640bb223b75771ef70da6caec1a310_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\HidRun.exe
      "C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\HidRun.exe" install.cmd
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3024
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c install.cmd
        3⤵
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:2372
        • C:\Windows\SysWOW64\sc.exe
          sc stop its.connect3
          4⤵
          • Launches sc.exe
          PID:2712
        • C:\Windows\SysWOW64\sc.exe
          sc delete its.connect3
          4⤵
          • Launches sc.exe
          PID:2664
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /IM AA_v3.exe /f
          4⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:2452
        • C:\Windows\SysWOW64\sc.exe
          sc stop its.connect3
          4⤵
          • Launches sc.exe
          PID:1128
        • C:\Windows\SysWOW64\sc.exe
          sc delete its.connect3
          4⤵
          • Launches sc.exe
          PID:2928
        • C:\Windows\SysWOW64\sc.exe
          sc create its.connect3 binpath= "C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe -service" start= auto DisplayName= "Ç⌐Æ¿¥ß.è«¡¡Ñ¬Γ 3"
          4⤵
          • Launches sc.exe
          PID:2784
        • C:\Windows\SysWOW64\sc.exe
          sc start its.connect3
          4⤵
          • Launches sc.exe
          PID:2756
        • C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe
          "C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:1428
  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe
    C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe -service
    1⤵
    • Executes dropped EXE
    PID:2788
    • C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe
      "C:\Users\Admin\AppData\Roaming\ITS\Connect3\AA_v3.exe" -nogui
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies data under HKEY_USERS
      PID:1892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\AA_v3.exe

    Filesize

    730KB

    MD5

    50ade6bda5064644a438f7f003f4ceef

    SHA1

    84a37447873ed3a305c187765adc05a1d83de226

    SHA256

    5c5caf10767f6ec0ae4b7dfadab642e7fcebd581dcfff05b787f435b29a52b35

    SHA512

    a0629e7fbdcdbf24f19ea26ac5b29bdbcf19af2ea2fda94b21d02c6a892a7e7b6aa20ebb0fbdf6a0630da6a84ce3c8e856cacade31f1b867bda2b925973ff87f

  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\hr3

    Filesize

    79B

    MD5

    9b4d92ac898b7059db26d81b5ef511f7

    SHA1

    e4125c1b06ded24789114e43f231e712ea896083

    SHA256

    6431db3d46e9bd1c7c5a3ff37c49584355a13a3d74f55bf96c399122d88b4a76

    SHA512

    15596f28b9833ed37b4e6f52f4092df4ed187eaddc719f2ad4d6beb72ea7e6a80c7af82d85b8e3048a856bdad7ae5348133913c751506be930cbf361e0fcec10

  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\install.cmd

    Filesize

    1KB

    MD5

    f1fd08cac53f184126deb0fd9bb4a290

    SHA1

    e4fbe312e6a8fb02edfe72022ba439e7c80aa7c2

    SHA256

    a947deb33326a920351ea56f1b00e2e51b21927b394fcf1315ec70e53be0a5ba

    SHA512

    2e588776f417f6f0517d4d7a10d985a7e58c6544107b6101fd2aaf8db684de5abe9eca67592747f261df9e1e66c808fdf44349e7d3175326799dab3c91b2d4b8

  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\settings.rdp

    Filesize

    376B

    MD5

    56e489815ebdf743b40f477d7c38a518

    SHA1

    8f9fff8667e1f64843b35c416a5ec83f54046341

    SHA256

    dae94c47bd56f4fc3a61650b857d6c09bc75c046b130b466d238983c9dd3fac0

    SHA512

    4d6902d763479e369a5188e3debf080b1f510f98f3171bd569a04c9db6cb6ed93b9a74a390e1d1495795b593f15f44958ed5880225aa29dcd7c0b446eeefb63c

  • C:\Users\Admin\AppData\Roaming\ITS\Connect3\Update\settings3.bin

    Filesize

    394B

    MD5

    014d958ce32ee63bb1c445d0317a20ab

    SHA1

    acda73cb8d54a8af7a7e5db4a43d9ba0ea888bcd

    SHA256

    3dc3107e01282f3f44e1892eecf69339c67fe1c586d3743138fad6d91046340e

    SHA512

    1e9d636e722073b7d95d09d15994ea6c5035852ee6e371b6ce93c91aec0a0784ba8c55834b05f3413d17a9277ce8075a70219760e5296f24a1d8337e380ed9af

  • \Users\Admin\AppData\Roaming\ITS\Connect3\Update\HidRun.exe

    Filesize

    352KB

    MD5

    687cfbdf9361d6e45a0ef03dea6d2053

    SHA1

    fc2fc06eb280680ad557d2eb5dc2fd00407c716c

    SHA256

    de3cf72c4a70f5725cdf4b5d0a6631ecd37b516c80086f36712e9db9c91e6825

    SHA512

    6123d0007a00babba7fcf44bee8bac1574e19291e6d5c673444403e009bdcf4a1166b6222c31caa13b8dca25b3623c862d837b630c4ffec72d0f52e55bf14b71

  • memory/3024-28-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/3024-30-0x0000000000400000-0x000000000045E000-memory.dmp

    Filesize

    376KB