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Analysis

  • max time kernel
    205s
  • max time network
    206s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/05/2023, 22:43

General

  • Target

    0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe

  • Size

    651KB

  • MD5

    5f866f7cedb5d59148d90bc7d021ea33

  • SHA1

    9e7dd5658b0aadca261967806a6994846d7e194b

  • SHA256

    0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed

  • SHA512

    d12af1f5401d296e858cd089031be0d604b4fd8fa3e8914e3b966d9ff008946b72c86f10806117a6ae74dbd7349fa893671ec686a5604d7cadb92bad64af3caa

  • SSDEEP

    12288:ay90rC9LBRwA4RWOoPTtaTgJPObDm0ZMa2VmQ1nzCITh:ayH/VVPTtZIdR2V51nzCIh

Malware Config

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe
    "C:\Users\Admin\AppData\Local\Temp\0681f33b926858d2cd69b6366654687670b6e870fbb6e4ad01078f5c7c4181ed.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3380
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4104
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4052

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe

    Filesize

    497KB

    MD5

    a177a39c050562b6bd9e4611b7002833

    SHA1

    4e8b89cf6353b63ceac9d1014c10274554037952

    SHA256

    23357136c5f8fddd5a725f7e97a1971141a603f88a30d8c9baab54ebb7c2a646

    SHA512

    93a42776f6d2bc5b0f1bac821bebc8cb80096c370d5104841f2997a382b709609ba080393edf899127866f2fdb57b3c9de40a017949e15247bb5123993f189ea

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st888303.exe

    Filesize

    497KB

    MD5

    a177a39c050562b6bd9e4611b7002833

    SHA1

    4e8b89cf6353b63ceac9d1014c10274554037952

    SHA256

    23357136c5f8fddd5a725f7e97a1971141a603f88a30d8c9baab54ebb7c2a646

    SHA512

    93a42776f6d2bc5b0f1bac821bebc8cb80096c370d5104841f2997a382b709609ba080393edf899127866f2fdb57b3c9de40a017949e15247bb5123993f189ea

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe

    Filesize

    175KB

    MD5

    a165b5f6b0a4bdf808b71de57bf9347d

    SHA1

    39a7b301e819e386c162a47e046fa384bb5ab437

    SHA256

    68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

    SHA512

    3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\21905339.exe

    Filesize

    175KB

    MD5

    a165b5f6b0a4bdf808b71de57bf9347d

    SHA1

    39a7b301e819e386c162a47e046fa384bb5ab437

    SHA256

    68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

    SHA512

    3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe

    Filesize

    341KB

    MD5

    5a2df508c7540c1c5426720d710cd528

    SHA1

    e8c1d96809b283b4916cb654a4cda4b7514db175

    SHA256

    1bc0ad1e73b9b7e6170cb98be98196210e4396a36248e2e30916fb7a90a36c3b

    SHA512

    33a09ffc01a63c43527682fc9c62090a5ac6a77516d3f585939a9cb20e2e333c9a6a8345fbd6c41ddde168bc33ee00c0bd91ed4ab3f67439ace45ccfedd2eb27

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp276446.exe

    Filesize

    341KB

    MD5

    5a2df508c7540c1c5426720d710cd528

    SHA1

    e8c1d96809b283b4916cb654a4cda4b7514db175

    SHA256

    1bc0ad1e73b9b7e6170cb98be98196210e4396a36248e2e30916fb7a90a36c3b

    SHA512

    33a09ffc01a63c43527682fc9c62090a5ac6a77516d3f585939a9cb20e2e333c9a6a8345fbd6c41ddde168bc33ee00c0bd91ed4ab3f67439ace45ccfedd2eb27

  • memory/4052-220-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-451-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-992-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-991-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-990-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-989-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-987-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-196-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-985-0x0000000007BE0000-0x0000000007CEA000-memory.dmp

    Filesize

    1.0MB

  • memory/4052-198-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-984-0x0000000007BC0000-0x0000000007BD2000-memory.dmp

    Filesize

    72KB

  • memory/4052-983-0x00000000075A0000-0x0000000007BB8000-memory.dmp

    Filesize

    6.1MB

  • memory/4052-454-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-456-0x00000000027F0000-0x0000000002800000-memory.dmp

    Filesize

    64KB

  • memory/4052-194-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-206-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-450-0x00000000020C0000-0x0000000002106000-memory.dmp

    Filesize

    280KB

  • memory/4052-222-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-218-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-216-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-212-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-214-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-187-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-188-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-190-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-192-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-210-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-986-0x0000000007D00000-0x0000000007D3C000-memory.dmp

    Filesize

    240KB

  • memory/4052-208-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-200-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-202-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4052-204-0x00000000025B0000-0x00000000025E5000-memory.dmp

    Filesize

    212KB

  • memory/4104-172-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-162-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-150-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB

  • memory/4104-148-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB

  • memory/4104-149-0x0000000004A60000-0x0000000005004000-memory.dmp

    Filesize

    5.6MB

  • memory/4104-181-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB

  • memory/4104-180-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-147-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB

  • memory/4104-178-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-176-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-174-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-170-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-168-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-166-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-160-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-164-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-158-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-156-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-154-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-153-0x0000000004950000-0x0000000004963000-memory.dmp

    Filesize

    76KB

  • memory/4104-152-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB

  • memory/4104-151-0x0000000004A50000-0x0000000004A60000-memory.dmp

    Filesize

    64KB