Analysis

  • max time kernel
    77s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-03-2023 08:27

General

  • Target

    bc5a493a5cddf5f020392c0249796454db99ff16b9bcd0cae21798f98387b2cd.exe

  • Size

    537KB

  • MD5

    a62c8524de36f1d93e2d8a41f5f9e58d

  • SHA1

    4065b780c644e41cbe9e5fe11501615d3f4a571f

  • SHA256

    bc5a493a5cddf5f020392c0249796454db99ff16b9bcd0cae21798f98387b2cd

  • SHA512

    9861e04cab8c0d88dae5866da9c27c9d170d4ef7a86af255dd9bd37733f89de0f6fc5a4cae6a1f288c415af401ad8bbde7aaf216f4559d0fb5a56fa541bae416

  • SSDEEP

    12288:wMrWy90XlUkTgH7bb5gSSPcozlhbDxhL0xYnGmKFSp0iW:2yYlZsCSSRl9ExY7KQtW

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

polo

C2

193.233.20.31:4125

Attributes
  • auth_value

    f1a1b1041a864e0f1f788d42ececa8b3

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\bc5a493a5cddf5f020392c0249796454db99ff16b9bcd0cae21798f98387b2cd.exe
    "C:\Users\Admin\AppData\Local\Temp\bc5a493a5cddf5f020392c0249796454db99ff16b9bcd0cae21798f98387b2cd.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5761.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5761.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2392
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6736.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6736.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3112
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1805.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1805.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2344
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 1096
          4⤵
          • Program crash
          PID:3896
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si004018.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si004018.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3836
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2344 -ip 2344
    1⤵
      PID:3476

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si004018.exe

      Filesize

      175KB

      MD5

      44a26d7004f8b65e1a8bac0ccac86d6a

      SHA1

      30b583c2c04c1167703ae255b4d44b96b411c8ff

      SHA256

      37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

      SHA512

      17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si004018.exe

      Filesize

      175KB

      MD5

      44a26d7004f8b65e1a8bac0ccac86d6a

      SHA1

      30b583c2c04c1167703ae255b4d44b96b411c8ff

      SHA256

      37384f1bfb6d2193e4ece0ed1f6989f9ebd238e7b4582e1aedfa136cdfd07eb9

      SHA512

      17788355a5190ca17ead744cad71ebb7cfc7ceb84625310d31a469af0fbd50b2c304ce969530e99effeb0d23b0530b57a001f02fe918abc40ea68ad336fa187b

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5761.exe

      Filesize

      395KB

      MD5

      ad2028f31051877889137549466f8861

      SHA1

      78bf35d31e61f7305b18f077efe3d20b13d5f6d3

      SHA256

      ed0e996527d3801f4ae45b35a17dfa33db0b48f49e3e145563f76c1907ff9f94

      SHA512

      ea9e6675a4c0f26debdac8d9814a1d7928c6f72eaa4d8783cfa60a5fa5e343f2886628c49774e7ff7ed678050f45400c5c1c0a37c0d6e51c24e67c0c2ac0bbd8

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5761.exe

      Filesize

      395KB

      MD5

      ad2028f31051877889137549466f8861

      SHA1

      78bf35d31e61f7305b18f077efe3d20b13d5f6d3

      SHA256

      ed0e996527d3801f4ae45b35a17dfa33db0b48f49e3e145563f76c1907ff9f94

      SHA512

      ea9e6675a4c0f26debdac8d9814a1d7928c6f72eaa4d8783cfa60a5fa5e343f2886628c49774e7ff7ed678050f45400c5c1c0a37c0d6e51c24e67c0c2ac0bbd8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6736.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6736.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1805.exe

      Filesize

      470KB

      MD5

      cb6c8915ed8380c6aea6a0d073a59b42

      SHA1

      cf1812fb0f8696e3db7d6e8894d3922f4614bfa8

      SHA256

      c4ee487dd4a2da07762aedefcfa0d6ab6a5c639b797c057403a3170039a91621

      SHA512

      2c7dcbbfc8a9ee3a4ce0df8c3b463a706996b6345e5c040b18a89a8039d4a801078868a16e517626d1c74f7b28223e6f3cd90ac93b3ce213e21ec5d51358c906

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1805.exe

      Filesize

      470KB

      MD5

      cb6c8915ed8380c6aea6a0d073a59b42

      SHA1

      cf1812fb0f8696e3db7d6e8894d3922f4614bfa8

      SHA256

      c4ee487dd4a2da07762aedefcfa0d6ab6a5c639b797c057403a3170039a91621

      SHA512

      2c7dcbbfc8a9ee3a4ce0df8c3b463a706996b6345e5c040b18a89a8039d4a801078868a16e517626d1c74f7b28223e6f3cd90ac93b3ce213e21ec5d51358c906

    • memory/2344-153-0x0000000004B50000-0x00000000050F4000-memory.dmp

      Filesize

      5.6MB

    • memory/2344-154-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-157-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-155-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-159-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-161-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-163-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-167-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-166-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-168-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-164-0x00000000005D0000-0x000000000061B000-memory.dmp

      Filesize

      300KB

    • memory/2344-170-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-171-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-173-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-175-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-177-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-179-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-181-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-183-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-185-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-187-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-189-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-191-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-193-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-195-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-197-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-199-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-201-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-203-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-205-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-207-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-209-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-211-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-213-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-215-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-217-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-219-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-221-0x0000000004AA0000-0x0000000004ADE000-memory.dmp

      Filesize

      248KB

    • memory/2344-1064-0x0000000005100000-0x0000000005718000-memory.dmp

      Filesize

      6.1MB

    • memory/2344-1065-0x00000000057A0000-0x00000000058AA000-memory.dmp

      Filesize

      1.0MB

    • memory/2344-1066-0x00000000058E0000-0x00000000058F2000-memory.dmp

      Filesize

      72KB

    • memory/2344-1067-0x0000000005900000-0x000000000593C000-memory.dmp

      Filesize

      240KB

    • memory/2344-1068-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-1070-0x0000000005BF0000-0x0000000005C56000-memory.dmp

      Filesize

      408KB

    • memory/2344-1071-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-1072-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-1073-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/2344-1074-0x00000000062B0000-0x0000000006342000-memory.dmp

      Filesize

      584KB

    • memory/2344-1075-0x00000000064B0000-0x0000000006672000-memory.dmp

      Filesize

      1.8MB

    • memory/2344-1076-0x0000000006680000-0x0000000006BAC000-memory.dmp

      Filesize

      5.2MB

    • memory/2344-1077-0x0000000006D00000-0x0000000006D76000-memory.dmp

      Filesize

      472KB

    • memory/2344-1078-0x0000000006D80000-0x0000000006DD0000-memory.dmp

      Filesize

      320KB

    • memory/2344-1079-0x0000000004B40000-0x0000000004B50000-memory.dmp

      Filesize

      64KB

    • memory/3112-147-0x0000000000950000-0x000000000095A000-memory.dmp

      Filesize

      40KB

    • memory/3836-1085-0x0000000000840000-0x0000000000872000-memory.dmp

      Filesize

      200KB

    • memory/3836-1086-0x0000000005120000-0x0000000005130000-memory.dmp

      Filesize

      64KB