Analysis

  • max time kernel
    164s
  • max time network
    176s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2023 01:24

General

  • Target

    dfd1856323cba7485217cee5c5c8f48f_JC.exe

  • Size

    92KB

  • MD5

    dfd1856323cba7485217cee5c5c8f48f

  • SHA1

    cddf93ff37818ebf3ec1f36939a47591c7fac798

  • SHA256

    e67eeb117157e80b07099997f130125100ff35cc44712e54f1842a26e89d5050

  • SHA512

    b0ccc4e9e2690c855309c4277b198940e839c64c94d0f3b9eabdacb2deb41be37498b6efc91d8e5e3215e74f23baeba3b378c3ecf64387f8da66b4137345bcc2

  • SSDEEP

    1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrC:9bfVk29te2jqxCEtg30BG

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2612
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\dfd1856323cba7485217cee5c5c8f48f_JC.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2528
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b

  • \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b

  • \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b

  • \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b

  • \Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe

    Filesize

    92KB

    MD5

    27af41ef15ea4a9da66ba4b2c6d96d5b

    SHA1

    f46d23baa9016f920a4ddb8c7d8c008e36a0f6a5

    SHA256

    eff81e73c269ac8293d0823bac08874af1e1fcc3eb5b3e6301741ccf96891528

    SHA512

    20b58b82b190b3c4c754794ff0a5d5dc04b85410367abcf0ee912bac17de9c6ddc2da025e52d7b9eca77f06d8b760f573d34cb143b6478cc35c085e3c123945b