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Analysis

  • max time kernel
    76s
  • 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, 09:37

General

  • Target

    3aa6e90ff2f690deca63a865cd19c14903c8ef60d1b42e55d85dd617038fc32c.exe

  • Size

    539KB

  • MD5

    7cae8f63653e6fa63e0a202a16e26705

  • SHA1

    ca873367f2eed57c3a90478583b9b5a572bfbcc1

  • SHA256

    3aa6e90ff2f690deca63a865cd19c14903c8ef60d1b42e55d85dd617038fc32c

  • SHA512

    a5a46aef077bbc636cf6759726777e3702f208c876834fce150c5e049ea63ca7cc6e23fefa2541e9db60a732c5f0b065760141893b81f7de7ca0bfc0c5c8b427

  • SSDEEP

    12288:EMrYy90y3Eb5Gv7Ic2B689YdxiI4+b90HAP1KNL:0yVPvh2BD9YPbR0gPoNL

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

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\3aa6e90ff2f690deca63a865cd19c14903c8ef60d1b42e55d85dd617038fc32c.exe
    "C:\Users\Admin\AppData\Local\Temp\3aa6e90ff2f690deca63a865cd19c14903c8ef60d1b42e55d85dd617038fc32c.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3784
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5373.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5373.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1772
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1980.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1980.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1932
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1104.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1104.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 1340
          4⤵
          • Program crash
          PID:2140
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si890891.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si890891.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3912
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4660 -ip 4660
    1⤵
      PID:1216

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si890891.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si890891.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5373.exe

      Filesize

      397KB

      MD5

      4fc7d14b1f44153176e491ae8ec949bc

      SHA1

      f08ef3195a7c0bbee13ed3b5c9b097b26476bde7

      SHA256

      fd450ae21bef1d4cb60e16b469242ee6b8a8bbbe27118873e6848e7a98db1cab

      SHA512

      54a250a97956027c182f3b73e698c4236adddbb37f1a85cfa8b569445826aba670480798801c5e036c20a8f2ad3022ce74c1b9ca693660931d85994ba8b7b2f6

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5373.exe

      Filesize

      397KB

      MD5

      4fc7d14b1f44153176e491ae8ec949bc

      SHA1

      f08ef3195a7c0bbee13ed3b5c9b097b26476bde7

      SHA256

      fd450ae21bef1d4cb60e16b469242ee6b8a8bbbe27118873e6848e7a98db1cab

      SHA512

      54a250a97956027c182f3b73e698c4236adddbb37f1a85cfa8b569445826aba670480798801c5e036c20a8f2ad3022ce74c1b9ca693660931d85994ba8b7b2f6

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1980.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1980.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1104.exe

      Filesize

      355KB

      MD5

      a2d11700f67c3989874eadfdc5591074

      SHA1

      d49ad0c329545b2d4fbe3f5b869e62973f49cacd

      SHA256

      be661bcd116cd8ed65a3e2023353fe6a772e1b13012b911552793d08adc68212

      SHA512

      fcdc2ee5b0af84f803e034e41e60494d59891b350e81675dd6e231a6bb3562a4860ba302cfa7bc6214c83fe02d68da0cda7a701553f6150823711cc3e41ec743

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1104.exe

      Filesize

      355KB

      MD5

      a2d11700f67c3989874eadfdc5591074

      SHA1

      d49ad0c329545b2d4fbe3f5b869e62973f49cacd

      SHA256

      be661bcd116cd8ed65a3e2023353fe6a772e1b13012b911552793d08adc68212

      SHA512

      fcdc2ee5b0af84f803e034e41e60494d59891b350e81675dd6e231a6bb3562a4860ba302cfa7bc6214c83fe02d68da0cda7a701553f6150823711cc3e41ec743

    • memory/1932-147-0x00000000000D0000-0x00000000000DA000-memory.dmp

      Filesize

      40KB

    • memory/3912-1085-0x0000000000C90000-0x0000000000CC2000-memory.dmp

      Filesize

      200KB

    • memory/3912-1086-0x0000000005850000-0x0000000005860000-memory.dmp

      Filesize

      64KB

    • memory/4660-189-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-201-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-155-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-156-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-158-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-160-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-162-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-164-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-166-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-169-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-170-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-167-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-171-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-173-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-175-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-177-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-179-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-181-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-183-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-185-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-187-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-153-0x0000000002B90000-0x0000000002BDB000-memory.dmp

      Filesize

      300KB

    • memory/4660-191-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-193-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-195-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-197-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-199-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-154-0x0000000007150000-0x00000000076F4000-memory.dmp

      Filesize

      5.6MB

    • memory/4660-203-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-205-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-207-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-209-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-211-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-213-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-215-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-217-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-219-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-221-0x0000000007740000-0x000000000777E000-memory.dmp

      Filesize

      248KB

    • memory/4660-1064-0x00000000078D0000-0x0000000007EE8000-memory.dmp

      Filesize

      6.1MB

    • memory/4660-1065-0x0000000007F70000-0x000000000807A000-memory.dmp

      Filesize

      1.0MB

    • memory/4660-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp

      Filesize

      72KB

    • memory/4660-1067-0x00000000080D0000-0x000000000810C000-memory.dmp

      Filesize

      240KB

    • memory/4660-1068-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-1070-0x00000000083C0000-0x0000000008426000-memory.dmp

      Filesize

      408KB

    • memory/4660-1071-0x0000000008A80000-0x0000000008B12000-memory.dmp

      Filesize

      584KB

    • memory/4660-1072-0x0000000008B80000-0x0000000008D42000-memory.dmp

      Filesize

      1.8MB

    • memory/4660-1073-0x0000000008D60000-0x000000000928C000-memory.dmp

      Filesize

      5.2MB

    • memory/4660-1074-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-1075-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-1076-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB

    • memory/4660-1077-0x0000000009610000-0x0000000009686000-memory.dmp

      Filesize

      472KB

    • memory/4660-1078-0x00000000096A0000-0x00000000096F0000-memory.dmp

      Filesize

      320KB

    • memory/4660-1079-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

      Filesize

      64KB