Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240419-en
  • resource tags

    arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25-05-2024 18:37

General

  • Target

    777059bab5c018e5697848a65ca0c01119e570b49126541d0ab00ebea26c147c.exe

  • Size

    232KB

  • MD5

    434049987ef1c74520eb864b80855d68

  • SHA1

    abe101b3427dbb27516772febcd8e0fbfffe6042

  • SHA256

    777059bab5c018e5697848a65ca0c01119e570b49126541d0ab00ebea26c147c

  • SHA512

    4798b0589abf9e65f9220944ac78da6c6daf7f52e5cb0b4a622d00b61d2d06c7eaddd3e35176fa315ad3440e64649640c54c9b1505e6fb537520c3af2a6cd656

  • SSDEEP

    6144:qEgPAqKJ4F28koGRdQ2UMYuWTYfjPc1toaCif+uNT:2H7F2HheMMT+stoaNt

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

Processes

  • C:\Users\Admin\AppData\Local\Temp\777059bab5c018e5697848a65ca0c01119e570b49126541d0ab00ebea26c147c.exe
    "C:\Users\Admin\AppData\Local\Temp\777059bab5c018e5697848a65ca0c01119e570b49126541d0ab00ebea26c147c.exe"
    1⤵
    • Checks SCSI registry key(s)
    PID:2056
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 384
      2⤵
      • Program crash
      PID:3584
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2056 -ip 2056
    1⤵
      PID:2824

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Discovery

    Query Registry

    1
    T1012

    Peripheral Device Discovery

    1
    T1120

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2056-1-0x0000000003000000-0x0000000003100000-memory.dmp
      Filesize

      1024KB

    • memory/2056-3-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

    • memory/2056-2-0x00000000049A0000-0x00000000049AB000-memory.dmp
      Filesize

      44KB

    • memory/2056-4-0x0000000000400000-0x0000000002C99000-memory.dmp
      Filesize

      40.6MB