Analysis

  • max time kernel
    143s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    15-11-2023 17:50

General

  • Target

    1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9.exe

  • Size

    140KB

  • MD5

    aed459c757d064f74befb7ad2c3eff95

  • SHA1

    9c5826988debbac57e67903e9025a07578b75998

  • SHA256

    1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9

  • SHA512

    03211d24f91c2f1b4d47da1a74f3c70d2f24d479daf668bf7cce31762c676791c63c03392e1b909b01487ea3efbee9a07ce64fb99c00d0d7faa03e55ce496b11

  • SSDEEP

    1536:Vua+BTv3tIO8MtM+/6jRVGIk1MgHjsPGYYwOda2CqqZOIgQJb0lfjtO+vbWL8xJb:Vn+htWMtf+7GZYGVA2QJgi8xJLDoU

Malware Config

Signatures

  • FatalRat

    FatalRat is a modular infostealer family written in C++ first appearing in June 2021.

  • Fatal Rat payload 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Drops file in Windows directory 4 IoCs
  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9.exe
    "C:\Users\Admin\AppData\Local\Temp\1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    PID:1180
  • C:\Windows\Wxyabc.exe
    C:\Windows\Wxyabc.exe
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Windows\Wxyabc.exe
      C:\Windows\Wxyabc.exe Win7
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2756

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\Wxyabc.exe

    Filesize

    140KB

    MD5

    aed459c757d064f74befb7ad2c3eff95

    SHA1

    9c5826988debbac57e67903e9025a07578b75998

    SHA256

    1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9

    SHA512

    03211d24f91c2f1b4d47da1a74f3c70d2f24d479daf668bf7cce31762c676791c63c03392e1b909b01487ea3efbee9a07ce64fb99c00d0d7faa03e55ce496b11

  • C:\Windows\Wxyabc.exe

    Filesize

    140KB

    MD5

    aed459c757d064f74befb7ad2c3eff95

    SHA1

    9c5826988debbac57e67903e9025a07578b75998

    SHA256

    1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9

    SHA512

    03211d24f91c2f1b4d47da1a74f3c70d2f24d479daf668bf7cce31762c676791c63c03392e1b909b01487ea3efbee9a07ce64fb99c00d0d7faa03e55ce496b11

  • C:\Windows\Wxyabc.exe

    Filesize

    140KB

    MD5

    aed459c757d064f74befb7ad2c3eff95

    SHA1

    9c5826988debbac57e67903e9025a07578b75998

    SHA256

    1699e266ae46b05e46243cf92a20f97c356677be0fa8c592f4371e7beefef5d9

    SHA512

    03211d24f91c2f1b4d47da1a74f3c70d2f24d479daf668bf7cce31762c676791c63c03392e1b909b01487ea3efbee9a07ce64fb99c00d0d7faa03e55ce496b11

  • memory/1180-0-0x0000000010000000-0x000000001001C000-memory.dmp

    Filesize

    112KB