Analysis

  • max time kernel
    95s
  • 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, 07:32

General

  • Target

    f99fa22e29861e2c1f2b8346dc69f3b23608706f6f51bceabc37d327712e1b93.exe

  • Size

    539KB

  • MD5

    0317c6d0b36a7f3ec6e43a746923bb43

  • SHA1

    480e8021d1be5067381fbb122f13fb5bfb6e2ed5

  • SHA256

    f99fa22e29861e2c1f2b8346dc69f3b23608706f6f51bceabc37d327712e1b93

  • SHA512

    1cbbb2be3fcc4cca70e2c6a7d4094221826ad084eb572bb5940fbcef89147698aa74dcfaacb303a61a11af776ad743fbe82239f13f01c0c46f70393195eb89fa

  • SSDEEP

    12288:zMrYy90mu3yZWDCVMmQan1XznaUkGk4w22GP:/ymHiQa1Xznp0VGP

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 34 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\f99fa22e29861e2c1f2b8346dc69f3b23608706f6f51bceabc37d327712e1b93.exe
    "C:\Users\Admin\AppData\Local\Temp\f99fa22e29861e2c1f2b8346dc69f3b23608706f6f51bceabc37d327712e1b93.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5451.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5451.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1260
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3404
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2654.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2654.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 1584
          4⤵
          • Program crash
          PID:1100
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si528921.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si528921.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4552
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1888 -ip 1888
    1⤵
      PID:3636

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si528921.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si528921.exe

      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5451.exe

      Filesize

      397KB

      MD5

      4f8ed84a502e6f917d501c8377acb256

      SHA1

      4608dc94425e7d6585b5d825ae7bf5955a2eb5bc

      SHA256

      d8859ac540844e57b888ddac10c9f430f7719f82580b7ebeecd2b7b4e25a58e6

      SHA512

      ebea906e1ff8d184075c7074604cb66f0e89f8093c1db9ccff747ca23a4b12df04e0b0a70f435f210886bb01b188909d639bbeecb2679739f9739d4226724228

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5451.exe

      Filesize

      397KB

      MD5

      4f8ed84a502e6f917d501c8377acb256

      SHA1

      4608dc94425e7d6585b5d825ae7bf5955a2eb5bc

      SHA256

      d8859ac540844e57b888ddac10c9f430f7719f82580b7ebeecd2b7b4e25a58e6

      SHA512

      ebea906e1ff8d184075c7074604cb66f0e89f8093c1db9ccff747ca23a4b12df04e0b0a70f435f210886bb01b188909d639bbeecb2679739f9739d4226724228

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7105.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2654.exe

      Filesize

      355KB

      MD5

      3d61bd31fc62179c7837fc6f7df9ed96

      SHA1

      5a276d3ce48d1dead527adb8c3e669109fba0cbe

      SHA256

      99475d82793b5119306fcd99cdb392ab64952beafd2927ff27e57bb26219fbdb

      SHA512

      4b723143cb81153cf22cf91f2d35b4801256aba7b103e21a97e241c576738adc266823740396a8e1831668583b6a8cfd1dd4fe4112b2d7f181205f36ed8dcff5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2654.exe

      Filesize

      355KB

      MD5

      3d61bd31fc62179c7837fc6f7df9ed96

      SHA1

      5a276d3ce48d1dead527adb8c3e669109fba0cbe

      SHA256

      99475d82793b5119306fcd99cdb392ab64952beafd2927ff27e57bb26219fbdb

      SHA512

      4b723143cb81153cf22cf91f2d35b4801256aba7b103e21a97e241c576738adc266823740396a8e1831668583b6a8cfd1dd4fe4112b2d7f181205f36ed8dcff5

    • memory/1888-153-0x0000000002C60000-0x0000000002CAB000-memory.dmp

      Filesize

      300KB

    • memory/1888-154-0x0000000007260000-0x0000000007804000-memory.dmp

      Filesize

      5.6MB

    • memory/1888-155-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-158-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-156-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-160-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-162-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-164-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-166-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-168-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-170-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-172-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-176-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-178-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-174-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-179-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-180-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-182-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-185-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-183-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-187-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-189-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-191-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-193-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-197-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-195-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-199-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-201-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-203-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-205-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-207-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-209-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-211-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-213-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-215-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-217-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-219-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-221-0x0000000007130000-0x000000000716E000-memory.dmp

      Filesize

      248KB

    • memory/1888-1064-0x0000000007910000-0x0000000007F28000-memory.dmp

      Filesize

      6.1MB

    • memory/1888-1065-0x0000000007F70000-0x000000000807A000-memory.dmp

      Filesize

      1.0MB

    • memory/1888-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp

      Filesize

      72KB

    • memory/1888-1067-0x00000000080D0000-0x000000000810C000-memory.dmp

      Filesize

      240KB

    • memory/1888-1068-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-1070-0x00000000083C0000-0x0000000008452000-memory.dmp

      Filesize

      584KB

    • memory/1888-1071-0x0000000008460000-0x00000000084C6000-memory.dmp

      Filesize

      408KB

    • memory/1888-1072-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-1073-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-1074-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/1888-1075-0x0000000008DC0000-0x0000000008E36000-memory.dmp

      Filesize

      472KB

    • memory/1888-1076-0x0000000008E50000-0x0000000008EA0000-memory.dmp

      Filesize

      320KB

    • memory/1888-1077-0x0000000008EC0000-0x0000000009082000-memory.dmp

      Filesize

      1.8MB

    • memory/1888-1078-0x0000000009090000-0x00000000095BC000-memory.dmp

      Filesize

      5.2MB

    • memory/1888-1079-0x0000000007250000-0x0000000007260000-memory.dmp

      Filesize

      64KB

    • memory/3404-147-0x0000000000D50000-0x0000000000D5A000-memory.dmp

      Filesize

      40KB

    • memory/4552-1085-0x0000000000030000-0x0000000000062000-memory.dmp

      Filesize

      200KB

    • memory/4552-1086-0x00000000048F0000-0x0000000004900000-memory.dmp

      Filesize

      64KB