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Analysis

  • max time kernel
    51s
  • max time network
    68s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    15/05/2023, 07:14

General

  • Target

    b93ee8cc50c3d3bdfd6ae1bd258e343926c45574587f1d3dc725e376071ca1df.exe

  • Size

    1.1MB

  • MD5

    7006df4de3d82834f0fd0fc2c4342238

  • SHA1

    eb9e639b232273c24b853a6e27566a5dc2dc7135

  • SHA256

    b93ee8cc50c3d3bdfd6ae1bd258e343926c45574587f1d3dc725e376071ca1df

  • SHA512

    6b0812be9512fd585677a1022d2a1a57df247b5244c1c7d3ca0ce4796e7b48924406737473d4e8e5540a3fb9f4f75561516b98ca17faeda0058714d260a95d5d

  • SSDEEP

    24576:iyT96Gv3A18DpeES4neHN2j0VSMRn7w64+Guvx:JR6Gv3+8YEcHYjI7l4

Malware Config

Extracted

Family

redline

Botnet

muza

C2

185.161.248.75:4132

Attributes
  • auth_value

    99f39e1ac98e0c0a729ab27594e72bc3

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

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

  • Executes dropped EXE 8 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b93ee8cc50c3d3bdfd6ae1bd258e343926c45574587f1d3dc725e376071ca1df.exe
    "C:\Users\Admin\AppData\Local\Temp\b93ee8cc50c3d3bdfd6ae1bd258e343926c45574587f1d3dc725e376071ca1df.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1088469.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1088469.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7725769.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7725769.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2552
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4232941.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4232941.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2996
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6280636.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6280636.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3680
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4872
        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe
          C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe
          4⤵
          • Executes dropped EXE
          PID:4964
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 24
            5⤵
            • Program crash
            PID:1276
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:752
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4548

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d7806555.exe.log

    Filesize

    425B

    MD5

    605f809fab8c19729d39d075f7ffdb53

    SHA1

    c546f877c9bd53563174a90312a8337fdfc5fdd9

    SHA256

    6904d540649e76c55f99530b81be17e099184bb4cad415aa9b9b39cc3677f556

    SHA512

    82cc12c3186ae23884b8d5c104638c8206272c4389ade56b926dfc1d437b03888159b3c790b188b54d277a262e731927e703e680ea642e1417faee27443fd5b3

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe

    Filesize

    904KB

    MD5

    ca853cd790087289d87a76f39a6372fa

    SHA1

    1ad354c54493abd2a637009a402fe49f23f4567c

    SHA256

    69031c08302829e3eccf631a7ce52609a32e275c83d8dd867aaca25e56ecc6ca

    SHA512

    bf2901e6b598e88e13075de2ccdfd25f9460d163547fbd727672b34cadbb118ae8c4ce0d7f2884f7b02801e8847176ccc48cdc052ef30ddc847c363b6e291e4f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe

    Filesize

    904KB

    MD5

    ca853cd790087289d87a76f39a6372fa

    SHA1

    1ad354c54493abd2a637009a402fe49f23f4567c

    SHA256

    69031c08302829e3eccf631a7ce52609a32e275c83d8dd867aaca25e56ecc6ca

    SHA512

    bf2901e6b598e88e13075de2ccdfd25f9460d163547fbd727672b34cadbb118ae8c4ce0d7f2884f7b02801e8847176ccc48cdc052ef30ddc847c363b6e291e4f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d7806555.exe

    Filesize

    904KB

    MD5

    ca853cd790087289d87a76f39a6372fa

    SHA1

    1ad354c54493abd2a637009a402fe49f23f4567c

    SHA256

    69031c08302829e3eccf631a7ce52609a32e275c83d8dd867aaca25e56ecc6ca

    SHA512

    bf2901e6b598e88e13075de2ccdfd25f9460d163547fbd727672b34cadbb118ae8c4ce0d7f2884f7b02801e8847176ccc48cdc052ef30ddc847c363b6e291e4f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1088469.exe

    Filesize

    751KB

    MD5

    cddf52f818ddf0de26615f2a1a26b5ce

    SHA1

    5fb0fd41479a34ceff42f8df32354f954e3c8816

    SHA256

    c9f67fd7e7d18d37fd710c376a0c84548eaf9aae8ff147c994c5ac31a37d7d2b

    SHA512

    2ba274a264b15e0b9cee60fa2d1f835fa2d699e6dff4c8facdb0c3e02fe26cc2a939f71d1e481b13ef08cbc5b094fa3e37a66a96b07492f1c44c8291f2d8285e

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v1088469.exe

    Filesize

    751KB

    MD5

    cddf52f818ddf0de26615f2a1a26b5ce

    SHA1

    5fb0fd41479a34ceff42f8df32354f954e3c8816

    SHA256

    c9f67fd7e7d18d37fd710c376a0c84548eaf9aae8ff147c994c5ac31a37d7d2b

    SHA512

    2ba274a264b15e0b9cee60fa2d1f835fa2d699e6dff4c8facdb0c3e02fe26cc2a939f71d1e481b13ef08cbc5b094fa3e37a66a96b07492f1c44c8291f2d8285e

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe

    Filesize

    963KB

    MD5

    4f558aa073030a0fd3569d02c5415d06

    SHA1

    ce5603e3931df62c5a6ab56386ff0067c6db9add

    SHA256

    1233f13fe819aba36c9b876696e257bca18cbe2806305867b099210265c66e95

    SHA512

    25da7ffc557b98065857f1befb6aad705fb3210d5bfb77f590d9b54aa3e4ad4b7b64d6abe23ebff16d7c35be2fb060194f1cb88264eb3e48638c93f2bd381225

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe

    Filesize

    963KB

    MD5

    4f558aa073030a0fd3569d02c5415d06

    SHA1

    ce5603e3931df62c5a6ab56386ff0067c6db9add

    SHA256

    1233f13fe819aba36c9b876696e257bca18cbe2806305867b099210265c66e95

    SHA512

    25da7ffc557b98065857f1befb6aad705fb3210d5bfb77f590d9b54aa3e4ad4b7b64d6abe23ebff16d7c35be2fb060194f1cb88264eb3e48638c93f2bd381225

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c3181573.exe

    Filesize

    963KB

    MD5

    4f558aa073030a0fd3569d02c5415d06

    SHA1

    ce5603e3931df62c5a6ab56386ff0067c6db9add

    SHA256

    1233f13fe819aba36c9b876696e257bca18cbe2806305867b099210265c66e95

    SHA512

    25da7ffc557b98065857f1befb6aad705fb3210d5bfb77f590d9b54aa3e4ad4b7b64d6abe23ebff16d7c35be2fb060194f1cb88264eb3e48638c93f2bd381225

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7725769.exe

    Filesize

    305KB

    MD5

    b35dc3bf4dce0808b6de386b44958e31

    SHA1

    9a7b1a2e513c6264d2a8b763141f1b97ed1d85a7

    SHA256

    3f4728a814082a6b27e2396262c3b81fac0cad70a54428e6199b1f68e0158bb9

    SHA512

    9a8be77fac00ebcdb18641273d0ecd087ca0f1a9601ecab1d1cb96e0ac12a63b3f3a1852f3bce139bc02d6b3f95160fe507a24ddecf25eae10922634d2119413

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7725769.exe

    Filesize

    305KB

    MD5

    b35dc3bf4dce0808b6de386b44958e31

    SHA1

    9a7b1a2e513c6264d2a8b763141f1b97ed1d85a7

    SHA256

    3f4728a814082a6b27e2396262c3b81fac0cad70a54428e6199b1f68e0158bb9

    SHA512

    9a8be77fac00ebcdb18641273d0ecd087ca0f1a9601ecab1d1cb96e0ac12a63b3f3a1852f3bce139bc02d6b3f95160fe507a24ddecf25eae10922634d2119413

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4232941.exe

    Filesize

    185KB

    MD5

    8a44a044e39dc56829eba074b50fca62

    SHA1

    e5e478f09a44f001689ce7fc7ea9f30c346280c5

    SHA256

    da97d6ba58b018db0050c845430a3c7d2e36cd1931a79ea036d3a18e0f2c75ec

    SHA512

    a7a2ad9d8e21eb82960bc5b7a2b13e1533872225e65c999f91d96cfb169196e9319c53a64c738608a19e65877dbd714334133da08560e8bce07044506771ced2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a4232941.exe

    Filesize

    185KB

    MD5

    8a44a044e39dc56829eba074b50fca62

    SHA1

    e5e478f09a44f001689ce7fc7ea9f30c346280c5

    SHA256

    da97d6ba58b018db0050c845430a3c7d2e36cd1931a79ea036d3a18e0f2c75ec

    SHA512

    a7a2ad9d8e21eb82960bc5b7a2b13e1533872225e65c999f91d96cfb169196e9319c53a64c738608a19e65877dbd714334133da08560e8bce07044506771ced2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6280636.exe

    Filesize

    145KB

    MD5

    7b8b5cc2fd5cb4c3ae42b63d45ad9b72

    SHA1

    3eaffc56a2acce444a8786681f3bf357e1f92800

    SHA256

    b61162f7f734907434342507fcc398a7cda7c6564f67be4773e05882dbb03152

    SHA512

    63a1c21ee757c52ad080af37bb71f6b97a1e4eff8a17f3056573a9548bf00689b725e5afc8d35fc5ea4f96f8ec8440ad9d8a539e10f5dcc5f70cc5faac021c62

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6280636.exe

    Filesize

    145KB

    MD5

    7b8b5cc2fd5cb4c3ae42b63d45ad9b72

    SHA1

    3eaffc56a2acce444a8786681f3bf357e1f92800

    SHA256

    b61162f7f734907434342507fcc398a7cda7c6564f67be4773e05882dbb03152

    SHA512

    63a1c21ee757c52ad080af37bb71f6b97a1e4eff8a17f3056573a9548bf00689b725e5afc8d35fc5ea4f96f8ec8440ad9d8a539e10f5dcc5f70cc5faac021c62

  • memory/752-209-0x0000000000EB0000-0x0000000000F98000-memory.dmp

    Filesize

    928KB

  • memory/752-211-0x0000000007D60000-0x0000000007D70000-memory.dmp

    Filesize

    64KB

  • memory/2996-155-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-148-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-161-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-163-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-167-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-169-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-171-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-175-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-173-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-165-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-176-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-177-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-178-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-157-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-153-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-142-0x00000000006C0000-0x00000000006DE000-memory.dmp

    Filesize

    120KB

  • memory/2996-143-0x0000000004AF0000-0x0000000004FEE000-memory.dmp

    Filesize

    5.0MB

  • memory/2996-144-0x0000000002370000-0x000000000238C000-memory.dmp

    Filesize

    112KB

  • memory/2996-145-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-146-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-147-0x0000000004AE0000-0x0000000004AF0000-memory.dmp

    Filesize

    64KB

  • memory/2996-159-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-149-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/2996-151-0x0000000002370000-0x0000000002386000-memory.dmp

    Filesize

    88KB

  • memory/3680-189-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

    Filesize

    64KB

  • memory/3680-188-0x0000000004E40000-0x0000000004E8B000-memory.dmp

    Filesize

    300KB

  • memory/3680-194-0x00000000065B0000-0x0000000006772000-memory.dmp

    Filesize

    1.8MB

  • memory/3680-195-0x0000000006CB0000-0x00000000071DC000-memory.dmp

    Filesize

    5.2MB

  • memory/3680-196-0x0000000004FC0000-0x0000000004FD0000-memory.dmp

    Filesize

    64KB

  • memory/3680-191-0x0000000005BB0000-0x0000000005C42000-memory.dmp

    Filesize

    584KB

  • memory/3680-190-0x0000000005040000-0x00000000050A6000-memory.dmp

    Filesize

    408KB

  • memory/3680-183-0x0000000000410000-0x000000000043A000-memory.dmp

    Filesize

    168KB

  • memory/3680-184-0x00000000051A0000-0x00000000057A6000-memory.dmp

    Filesize

    6.0MB

  • memory/3680-185-0x0000000004D30000-0x0000000004E3A000-memory.dmp

    Filesize

    1.0MB

  • memory/3680-193-0x0000000005DF0000-0x0000000005E40000-memory.dmp

    Filesize

    320KB

  • memory/3680-187-0x0000000004CC0000-0x0000000004CFE000-memory.dmp

    Filesize

    248KB

  • memory/3680-192-0x0000000005C50000-0x0000000005CC6000-memory.dmp

    Filesize

    472KB

  • memory/3680-186-0x0000000004C60000-0x0000000004C72000-memory.dmp

    Filesize

    72KB

  • memory/4548-212-0x0000000000400000-0x000000000042A000-memory.dmp

    Filesize

    168KB

  • memory/4548-216-0x0000000005360000-0x00000000053AB000-memory.dmp

    Filesize

    300KB

  • memory/4548-217-0x0000000005240000-0x0000000005250000-memory.dmp

    Filesize

    64KB

  • memory/4872-202-0x00000000024A0000-0x00000000024B0000-memory.dmp

    Filesize

    64KB

  • memory/4872-201-0x00000000000B0000-0x00000000001A8000-memory.dmp

    Filesize

    992KB

  • memory/4964-203-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB