Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-05-2024 22:09

General

  • Target

    21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe

  • Size

    580KB

  • MD5

    21edbb413e832218122f28b28f2eebca

  • SHA1

    fb874de8edea9984ae96251f36a593384fc1b3ff

  • SHA256

    eb643f1d38642a44524ca39400adafdfcaaa39a718cb151c56dd243a0fe37ae7

  • SHA512

    1be0408d3c8e21777633d77ac8de971d2ece1bbedd71b819b81b09f3f8f94162d45bfdc63ed3e65d737ec82fe07b8ee0134f2554a3981e762a07240ccfb8a503

  • SSDEEP

    12288:FYjIqOUXt93ea3lzLEPoVDYTnAQFgUT6eDRiEq0FADFTzcP0ownJ84:FEzRXtpeIlzcDTDaU2pEq0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.fitchreatings.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    5{k0%{QmvnXe

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2580

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\21edbb413e832218122f28b28f2eebca_JaffaCakes118.exe.log

    Filesize

    1KB

    MD5

    e7473990edf901c1e1bef76f6095f55b

    SHA1

    f03b370492bbcc5280982886f9688eb8da762c8f

    SHA256

    5fea4747d97c0dbc097902818ae754eaca7214913a52d3bb1372a6274ce0292a

    SHA512

    ab93f14371dfae858bbad7d98c95055186f60b30937057f71b3d1ad17ab08b5ab7820a33bc5b3e74c485ec38e6b7a1772077add591d313175c10b4ff94bcb689

  • memory/2340-10-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

    Filesize

    4KB

  • memory/2340-3-0x0000000005C50000-0x0000000005CEC000-memory.dmp

    Filesize

    624KB

  • memory/2340-12-0x0000000006D00000-0x0000000006D5E000-memory.dmp

    Filesize

    376KB

  • memory/2340-4-0x00000000062A0000-0x0000000006844000-memory.dmp

    Filesize

    5.6MB

  • memory/2340-5-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-6-0x0000000005CF0000-0x0000000005D82000-memory.dmp

    Filesize

    584KB

  • memory/2340-7-0x0000000005C10000-0x0000000005C1A000-memory.dmp

    Filesize

    40KB

  • memory/2340-8-0x0000000005F30000-0x0000000005F86000-memory.dmp

    Filesize

    344KB

  • memory/2340-13-0x0000000006290000-0x0000000006296000-memory.dmp

    Filesize

    24KB

  • memory/2340-0-0x0000000074E2E000-0x0000000074E2F000-memory.dmp

    Filesize

    4KB

  • memory/2340-11-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-2-0x0000000003350000-0x00000000033C2000-memory.dmp

    Filesize

    456KB

  • memory/2340-9-0x0000000005E10000-0x0000000005E28000-memory.dmp

    Filesize

    96KB

  • memory/2340-14-0x0000000006970000-0x00000000069B0000-memory.dmp

    Filesize

    256KB

  • memory/2340-19-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2340-1-0x0000000000E20000-0x0000000000EBA000-memory.dmp

    Filesize

    616KB

  • memory/2580-18-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2580-15-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/2580-20-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB

  • memory/2580-21-0x0000000005D30000-0x0000000005D48000-memory.dmp

    Filesize

    96KB

  • memory/2580-22-0x00000000066B0000-0x0000000006716000-memory.dmp

    Filesize

    408KB

  • memory/2580-23-0x0000000074E20000-0x00000000755D0000-memory.dmp

    Filesize

    7.7MB