Analysis

  • max time kernel
    55s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 13:28

General

  • Target

    SUNNY (1).exe

  • Size

    570KB

  • MD5

    bab905e6355fb5494cc78bf0c07e860e

  • SHA1

    b80b9c2e9b1456a21604d2521fe14735c578288f

  • SHA256

    e754eab189a74ac7cbd51694643beeb94a9f8ae2da1f20967dce58ac6884cfce

  • SHA512

    14cc8d341e2037c375333c619be1dc3ad8eb8cda0f7d80f3ea6e1f15786a62d4d98d436dcb67acd1f65aef8ace00c9eeeedb5770b292ac39276459fdd960c67b

  • SSDEEP

    6144:BFOCkq/GipgCdGyyCPoL/fdRoY66xK5h3ndHleysfifx9L0nrzQ7JkgxKAxMklCw:6MyC2NyYzYFndFem50nQyLfDgP

Malware Config

Signatures

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
    "C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe
      "C:\Users\Admin\AppData\Local\Temp\SUNNY (1).exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3000

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1084-0-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB

  • memory/1084-1-0x0000000000280000-0x0000000000314000-memory.dmp

    Filesize

    592KB

  • memory/1084-2-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/1084-3-0x0000000000930000-0x0000000000942000-memory.dmp

    Filesize

    72KB

  • memory/1084-4-0x00000000744EE000-0x00000000744EF000-memory.dmp

    Filesize

    4KB

  • memory/1084-5-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/1084-6-0x0000000004B40000-0x0000000004BA2000-memory.dmp

    Filesize

    392KB

  • memory/1084-19-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3000-13-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3000-10-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-9-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-8-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-17-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-15-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-18-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3000-7-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/3000-20-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB

  • memory/3000-21-0x00000000744E0000-0x0000000074BCE000-memory.dmp

    Filesize

    6.9MB