Analysis

  • max time kernel
    143s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    08-10-2022 09:26

General

  • Target

    0b7d3217ae50a0433b3a96494d089e05.exe

  • Size

    1.1MB

  • MD5

    0b7d3217ae50a0433b3a96494d089e05

  • SHA1

    012822d29e1ec200b9cf23e10cb0d8a380ec4da6

  • SHA256

    89609c41c0c13302695dec877a6863737243e22b414740e0595f62a0c4d1362a

  • SHA512

    14a2558b3b56fa9f0f1c31dfe2d65cb5b2574c72f16240b94a642be738d1df49d212ebd94a2440aa8c32ba99d2c5876b632a69027615021f2a5bcc552b8d0888

  • SSDEEP

    24576:6AbXH84DRnKCwyElWCAMmKix1x1IDStOX2cBZ8umx7QgbcxWsG2Emy:DL8uokzK6DxcD8uqzbcxWX/my

Malware Config

Extracted

Family

ffdroider

C2

http://103.136.42.153

Signatures

  • FFDroider

    Stealer targeting social media platform users first seen in April 2022.

  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • ASPack v2.12-2.42 5 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b7d3217ae50a0433b3a96494d089e05.exe
    "C:\Users\Admin\AppData\Local\Temp\0b7d3217ae50a0433b3a96494d089e05.exe"
    1⤵
    • Modifies system executable filetype association
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Users\Admin\AppData\Local\Temp\3582-490\0b7d3217ae50a0433b3a96494d089e05.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\0b7d3217ae50a0433b3a96494d089e05.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:1472

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\3582-490\0b7d3217ae50a0433b3a96494d089e05.exe

    Filesize

    1.1MB

    MD5

    78c42d6817af1ad96cabdf6ff2f7f3da

    SHA1

    abeadcee8d9f00c6ccdb0f9d33edd1006a079384

    SHA256

    38b2c7a1af454d382927f81543d86055886bc028634575050367d052efd26434

    SHA512

    76a3b3e6ae0ea0f17661314fe391ec8b9b580a7ecfee0ebe2d830db3843d5d929d6bf3adb8cb03f6b87212a607ce001700ea3dc305828c817ff017dd3b766811

  • C:\Users\Admin\AppData\Local\Temp\3582-490\0b7d3217ae50a0433b3a96494d089e05.exe

    Filesize

    1.1MB

    MD5

    78c42d6817af1ad96cabdf6ff2f7f3da

    SHA1

    abeadcee8d9f00c6ccdb0f9d33edd1006a079384

    SHA256

    38b2c7a1af454d382927f81543d86055886bc028634575050367d052efd26434

    SHA512

    76a3b3e6ae0ea0f17661314fe391ec8b9b580a7ecfee0ebe2d830db3843d5d929d6bf3adb8cb03f6b87212a607ce001700ea3dc305828c817ff017dd3b766811

  • C:\Users\Admin\DOCUME~1\VLCPVI~1.1\0B7D32~1.EXE

    Filesize

    1.1MB

    MD5

    78c42d6817af1ad96cabdf6ff2f7f3da

    SHA1

    abeadcee8d9f00c6ccdb0f9d33edd1006a079384

    SHA256

    38b2c7a1af454d382927f81543d86055886bc028634575050367d052efd26434

    SHA512

    76a3b3e6ae0ea0f17661314fe391ec8b9b580a7ecfee0ebe2d830db3843d5d929d6bf3adb8cb03f6b87212a607ce001700ea3dc305828c817ff017dd3b766811

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\0b7d3217ae50a0433b3a96494d089e05.exe

    Filesize

    1.1MB

    MD5

    78c42d6817af1ad96cabdf6ff2f7f3da

    SHA1

    abeadcee8d9f00c6ccdb0f9d33edd1006a079384

    SHA256

    38b2c7a1af454d382927f81543d86055886bc028634575050367d052efd26434

    SHA512

    76a3b3e6ae0ea0f17661314fe391ec8b9b580a7ecfee0ebe2d830db3843d5d929d6bf3adb8cb03f6b87212a607ce001700ea3dc305828c817ff017dd3b766811

  • \Users\Admin\DOCUME~1\VLCPVI~1.1\0B7D32~1.EXE

    Filesize

    1.1MB

    MD5

    78c42d6817af1ad96cabdf6ff2f7f3da

    SHA1

    abeadcee8d9f00c6ccdb0f9d33edd1006a079384

    SHA256

    38b2c7a1af454d382927f81543d86055886bc028634575050367d052efd26434

    SHA512

    76a3b3e6ae0ea0f17661314fe391ec8b9b580a7ecfee0ebe2d830db3843d5d929d6bf3adb8cb03f6b87212a607ce001700ea3dc305828c817ff017dd3b766811

  • memory/1472-63-0x0000000000870000-0x0000000000B0E000-memory.dmp

    Filesize

    2.6MB

  • memory/1472-60-0x0000000000870000-0x0000000000B0E000-memory.dmp

    Filesize

    2.6MB

  • memory/1472-59-0x0000000000870000-0x0000000000B0E000-memory.dmp

    Filesize

    2.6MB

  • memory/1472-66-0x00000000022B0000-0x00000000022C0000-memory.dmp

    Filesize

    64KB

  • memory/1472-72-0x00000000023C0000-0x00000000023D0000-memory.dmp

    Filesize

    64KB

  • memory/1472-81-0x0000000000870000-0x0000000000B0E000-memory.dmp

    Filesize

    2.6MB

  • memory/1504-61-0x0000000002620000-0x00000000028BE000-memory.dmp

    Filesize

    2.6MB

  • memory/1504-54-0x00000000768A1000-0x00000000768A3000-memory.dmp

    Filesize

    8KB

  • memory/1504-80-0x0000000002620000-0x00000000028BE000-memory.dmp

    Filesize

    2.6MB