Analysis

  • max time kernel
    145s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2023 06:47

General

  • Target

    a5d61912dbd2a83e907946937998836a97321a6b772df1da9e4dd48d14453056.exe

  • Size

    580KB

  • MD5

    78985f5d07c69fe642bd48a513d2da88

  • SHA1

    f6f79a7c1d5b0f569f9af1d42aa07b849c13ed74

  • SHA256

    a5d61912dbd2a83e907946937998836a97321a6b772df1da9e4dd48d14453056

  • SHA512

    7d5114601dc5cd4e3cbd910bbced3ea4cad9e8d8a0121b7bc3e9a4211d8b090759980ce3dea17c3ef7c7bc4dc4ffd5fcb1bc71a7277af4d806f1f244881fdd3a

  • SSDEEP

    12288:dMrTy90BxU0FpXFBICNRXZmGqgvIu++yrL7nO8bAW:myc3ICNUrTnO8bAW

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Signatures

  • 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 4 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5d61912dbd2a83e907946937998836a97321a6b772df1da9e4dd48d14453056.exe
    "C:\Users\Admin\AppData\Local\Temp\a5d61912dbd2a83e907946937998836a97321a6b772df1da9e4dd48d14453056.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6335402.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6335402.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1190457.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1190457.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3656
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2685808.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2685808.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4036
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7059520.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7059520.exe
          4⤵
          • Executes dropped EXE
          PID:4456

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6335402.exe

    Filesize

    377KB

    MD5

    99c1134041d8562d60cf60295cc7ca8c

    SHA1

    f1f7eb0a95a79a5dd4a896c7122b8024d68adfbf

    SHA256

    be09795d5078afa668facce75e40a47cb3cfcd1ab4bb68e4a95eb0eefd05bb5b

    SHA512

    f33c8bd79432db2533c30ac58548989f09b11b3408999561d9dcbbaefb4c557b6b5c0f6349fd983557ab8bc937faea0fc7e99fae9bd190d8ce1c696b3fdca21b

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6335402.exe

    Filesize

    377KB

    MD5

    99c1134041d8562d60cf60295cc7ca8c

    SHA1

    f1f7eb0a95a79a5dd4a896c7122b8024d68adfbf

    SHA256

    be09795d5078afa668facce75e40a47cb3cfcd1ab4bb68e4a95eb0eefd05bb5b

    SHA512

    f33c8bd79432db2533c30ac58548989f09b11b3408999561d9dcbbaefb4c557b6b5c0f6349fd983557ab8bc937faea0fc7e99fae9bd190d8ce1c696b3fdca21b

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1190457.exe

    Filesize

    206KB

    MD5

    f1818bad375c929d2ee85e0e555eb338

    SHA1

    a6a45c3a61fab269467842944e1d3ff07d71017c

    SHA256

    ed951f87f8e5840a8b852c4ecadeafad51acf5a35e1978084cb2501451832be8

    SHA512

    a33817caf5be8157067ac2e6ce5e0f6119bdf1a683def129922505b295c308f434186128832e5cdbee7673b33de3389a253a32bf24e36744a0e71380a1201d45

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1190457.exe

    Filesize

    206KB

    MD5

    f1818bad375c929d2ee85e0e555eb338

    SHA1

    a6a45c3a61fab269467842944e1d3ff07d71017c

    SHA256

    ed951f87f8e5840a8b852c4ecadeafad51acf5a35e1978084cb2501451832be8

    SHA512

    a33817caf5be8157067ac2e6ce5e0f6119bdf1a683def129922505b295c308f434186128832e5cdbee7673b33de3389a253a32bf24e36744a0e71380a1201d45

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2685808.exe

    Filesize

    11KB

    MD5

    2421f3f61a7aeccbd9392636d3e90ff3

    SHA1

    e7cc687c5af49e8e1378e1f54cc113aa9b9c22e5

    SHA256

    5c3916bf9435beaf644db3d4c519f4e682a367c20df5a0df9b5014cd5e246115

    SHA512

    fe9c6e59344268ba383c0d44d501049036f6c94691a91cf95ddb799344fcef0e81151ba50b60119c996fd8292fdd58612a3ab186bc21c5e513216adb5e1196d2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2685808.exe

    Filesize

    11KB

    MD5

    2421f3f61a7aeccbd9392636d3e90ff3

    SHA1

    e7cc687c5af49e8e1378e1f54cc113aa9b9c22e5

    SHA256

    5c3916bf9435beaf644db3d4c519f4e682a367c20df5a0df9b5014cd5e246115

    SHA512

    fe9c6e59344268ba383c0d44d501049036f6c94691a91cf95ddb799344fcef0e81151ba50b60119c996fd8292fdd58612a3ab186bc21c5e513216adb5e1196d2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7059520.exe

    Filesize

    172KB

    MD5

    c995b998dec8b2718778a1dfac453f37

    SHA1

    e9542483d65f17b9831065979aa37950722b6892

    SHA256

    1362e075a00579887dd6703c91d4f97cfde565f426292d8493b6f347f1138a6b

    SHA512

    18066250c9faca6d0a2bb05c180957725f605b6c68577020eee8f0af5ca2676e943f22f1f2cd357f1d7dcd9e2923dc15cc0965b39f18c564c2e51b277287e54a

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b7059520.exe

    Filesize

    172KB

    MD5

    c995b998dec8b2718778a1dfac453f37

    SHA1

    e9542483d65f17b9831065979aa37950722b6892

    SHA256

    1362e075a00579887dd6703c91d4f97cfde565f426292d8493b6f347f1138a6b

    SHA512

    18066250c9faca6d0a2bb05c180957725f605b6c68577020eee8f0af5ca2676e943f22f1f2cd357f1d7dcd9e2923dc15cc0965b39f18c564c2e51b277287e54a

  • memory/4036-154-0x0000000000F40000-0x0000000000F4A000-memory.dmp

    Filesize

    40KB

  • memory/4456-159-0x00000000006B0000-0x00000000006E0000-memory.dmp

    Filesize

    192KB

  • memory/4456-160-0x000000000AAC0000-0x000000000B0D8000-memory.dmp

    Filesize

    6.1MB

  • memory/4456-161-0x000000000A630000-0x000000000A73A000-memory.dmp

    Filesize

    1.0MB

  • memory/4456-162-0x000000000A570000-0x000000000A582000-memory.dmp

    Filesize

    72KB

  • memory/4456-163-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

    Filesize

    64KB

  • memory/4456-164-0x000000000A5D0000-0x000000000A60C000-memory.dmp

    Filesize

    240KB

  • memory/4456-165-0x0000000004FD0000-0x0000000004FE0000-memory.dmp

    Filesize

    64KB