Analysis

  • max time kernel
    77s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-03-2023 01:08

General

  • Target

    1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe

  • Size

    546KB

  • MD5

    897237c8a18f608d3bd0dc2753c1a296

  • SHA1

    83c7dfe07a5d7ae773b61b9e9c34135af7f3c742

  • SHA256

    1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf

  • SHA512

    67da3af1a0f7fef261170c9155fe23d469c892fb030627a24ec716dd3cb2b89d7b1a50e4c11ae5ee4cd05ce77b19452a032bfc1b953b6b4c3066e0e7c03adb5c

  • SSDEEP

    12288:OMrKy90Kwc9lmA+svHi0dQzA8ustiwLl0Dxu/K4FZ:QyI7si3xTJC0j

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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.

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 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 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe
    "C:\Users\Admin\AppData\Local\Temp\1f785253eb775925352a079f1178e4ddf3290bf247b6644af3d0928ff34ce9cf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1944
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1960
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3432
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:448
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 1328
          4⤵
          • Program crash
          PID:4736
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4592
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 448 -ip 448
    1⤵
      PID:4712

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exe

      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si612263.exe

      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exe

      Filesize

      404KB

      MD5

      850469a5e3f1f50cea3a3e25f0b56ec4

      SHA1

      5a8270c58afa9b42e2aaf4fd206ac4f3753a4abc

      SHA256

      8d4726958e917a16e5d2d81dad410b4e82aaf02500611faca3731fe50020f310

      SHA512

      f98147fd28cd3ff2b91375ea19aef9a82e8889bda53b003ed0ce32e77fca6dd2066a4b32d2d7ea26765b8e4a3dd961efb83b9aad8d2ecfd6f2842a9a95fe795b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio4662.exe

      Filesize

      404KB

      MD5

      850469a5e3f1f50cea3a3e25f0b56ec4

      SHA1

      5a8270c58afa9b42e2aaf4fd206ac4f3753a4abc

      SHA256

      8d4726958e917a16e5d2d81dad410b4e82aaf02500611faca3731fe50020f310

      SHA512

      f98147fd28cd3ff2b91375ea19aef9a82e8889bda53b003ed0ce32e77fca6dd2066a4b32d2d7ea26765b8e4a3dd961efb83b9aad8d2ecfd6f2842a9a95fe795b

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4042.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exe

      Filesize

      358KB

      MD5

      56bf1c7db0ea58ef36062404206e1e9d

      SHA1

      234326da736e9eb39433e3f96af6b6c748591b03

      SHA256

      1a9b8a56231a8f6b2fd310686df874786cd8b8a9694e48c37d05047c538daeb9

      SHA512

      7c4dc3901be9bb9c60201e1f6e4ed96d6f6811ef1f5077f87287f09ea5a9578777069b32fdf4aae5a75f1625bec5128153cfad57d77b13607d0cf2f6f9113818

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6398.exe

      Filesize

      358KB

      MD5

      56bf1c7db0ea58ef36062404206e1e9d

      SHA1

      234326da736e9eb39433e3f96af6b6c748591b03

      SHA256

      1a9b8a56231a8f6b2fd310686df874786cd8b8a9694e48c37d05047c538daeb9

      SHA512

      7c4dc3901be9bb9c60201e1f6e4ed96d6f6811ef1f5077f87287f09ea5a9578777069b32fdf4aae5a75f1625bec5128153cfad57d77b13607d0cf2f6f9113818

    • memory/448-153-0x0000000005070000-0x0000000005614000-memory.dmp

      Filesize

      5.6MB

    • memory/448-154-0x00000000023C0000-0x000000000240B000-memory.dmp

      Filesize

      300KB

    • memory/448-155-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-156-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-157-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-158-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-160-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-162-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-164-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-166-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-168-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-170-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-172-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-174-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-176-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-178-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-180-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-182-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-184-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-186-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-192-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-190-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-188-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-194-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-196-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-198-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-200-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-202-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-204-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-206-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-208-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-210-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-212-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-214-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-216-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-218-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-220-0x0000000002750000-0x000000000278E000-memory.dmp

      Filesize

      248KB

    • memory/448-1063-0x0000000005620000-0x0000000005C38000-memory.dmp

      Filesize

      6.1MB

    • memory/448-1064-0x0000000005C40000-0x0000000005D4A000-memory.dmp

      Filesize

      1.0MB

    • memory/448-1065-0x0000000002A00000-0x0000000002A12000-memory.dmp

      Filesize

      72KB

    • memory/448-1066-0x0000000004FC0000-0x0000000004FFC000-memory.dmp

      Filesize

      240KB

    • memory/448-1067-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-1068-0x0000000005F50000-0x0000000005FB6000-memory.dmp

      Filesize

      408KB

    • memory/448-1070-0x0000000006620000-0x00000000066B2000-memory.dmp

      Filesize

      584KB

    • memory/448-1071-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-1072-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-1073-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-1074-0x0000000006960000-0x0000000006B22000-memory.dmp

      Filesize

      1.8MB

    • memory/448-1075-0x0000000006B30000-0x000000000705C000-memory.dmp

      Filesize

      5.2MB

    • memory/448-1076-0x0000000005060000-0x0000000005070000-memory.dmp

      Filesize

      64KB

    • memory/448-1077-0x00000000024A0000-0x0000000002516000-memory.dmp

      Filesize

      472KB

    • memory/448-1078-0x0000000008320000-0x0000000008370000-memory.dmp

      Filesize

      320KB

    • memory/3432-147-0x0000000000C70000-0x0000000000C7A000-memory.dmp

      Filesize

      40KB

    • memory/4592-1084-0x0000000000220000-0x0000000000252000-memory.dmp

      Filesize

      200KB

    • memory/4592-1085-0x0000000004E00000-0x0000000004E10000-memory.dmp

      Filesize

      64KB