Analysis

  • max time kernel
    50s
  • max time network
    64s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-03-2023 14:18

General

  • Target

    bb10f54e4c7990b168f29e22a6307d9f5cdde4c8c789f605a3474ba25e8c00d1.exe

  • Size

    679KB

  • MD5

    6b2bda980cae990b4d9386dc3773b5cb

  • SHA1

    65325e9d271e008962f19f45d56c856a3c8180a3

  • SHA256

    bb10f54e4c7990b168f29e22a6307d9f5cdde4c8c789f605a3474ba25e8c00d1

  • SHA512

    14dbf53cc24234726e9d551d460494a32daa6efaa10be7dd92861dc3d688ad0ae248dc632b2092a91cc7a027c5aabf23417c0ad7ac90dbde28cdde1f6b642b11

  • SSDEEP

    12288:dH1pUm5YOZdyT8xt49RuwydFaySKZ0koWb0QNRnZfB/4fW6z99:hMCdyee9RuwSayShHWbpdBQfWQ99

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 5 IoCs
  • RedLine

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

  • RedLine payload 36 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\bb10f54e4c7990b168f29e22a6307d9f5cdde4c8c789f605a3474ba25e8c00d1.exe
    "C:\Users\Admin\AppData\Local\Temp\bb10f54e4c7990b168f29e22a6307d9f5cdde4c8c789f605a3474ba25e8c00d1.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2064
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2524
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2684
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2764

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe

    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe

    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe

    Filesize

    402KB

    MD5

    518b04ba64616f0c983c465195bb272b

    SHA1

    725a5976fabf6827df5618081a05d3bc852aad9a

    SHA256

    dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985

    SHA512

    1c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe

    Filesize

    402KB

    MD5

    518b04ba64616f0c983c465195bb272b

    SHA1

    725a5976fabf6827df5618081a05d3bc852aad9a

    SHA256

    dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985

    SHA512

    1c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe

    Filesize

    349KB

    MD5

    2d2e7f883609b2952e13fc14f1055ddc

    SHA1

    7cd63c64d30e026f9f6be9afabde1f463685f082

    SHA256

    cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b

    SHA512

    412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe

    Filesize

    349KB

    MD5

    2d2e7f883609b2952e13fc14f1055ddc

    SHA1

    7cd63c64d30e026f9f6be9afabde1f463685f082

    SHA256

    cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b

    SHA512

    412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828

  • memory/2064-124-0x0000000004600000-0x000000000468A000-memory.dmp

    Filesize

    552KB

  • memory/2064-140-0x0000000000400000-0x000000000076C000-memory.dmp

    Filesize

    3.4MB

  • memory/2064-141-0x0000000004600000-0x000000000468A000-memory.dmp

    Filesize

    552KB

  • memory/2524-139-0x0000000000280000-0x000000000028A000-memory.dmp

    Filesize

    40KB

  • memory/2684-185-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-195-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-150-0x0000000002780000-0x00000000027C4000-memory.dmp

    Filesize

    272KB

  • memory/2684-151-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-152-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-153-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-154-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-155-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-157-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-159-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-161-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-163-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-165-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-167-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-169-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-171-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-173-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-175-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-177-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-179-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-181-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-183-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-148-0x0000000002700000-0x0000000002746000-memory.dmp

    Filesize

    280KB

  • memory/2684-187-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-189-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-191-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-193-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-149-0x0000000004D30000-0x000000000522E000-memory.dmp

    Filesize

    5.0MB

  • memory/2684-197-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-199-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-201-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-203-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-205-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-207-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-209-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-211-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-213-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-215-0x0000000002780000-0x00000000027BE000-memory.dmp

    Filesize

    248KB

  • memory/2684-1060-0x0000000005230000-0x0000000005836000-memory.dmp

    Filesize

    6.0MB

  • memory/2684-1061-0x00000000058C0000-0x00000000059CA000-memory.dmp

    Filesize

    1.0MB

  • memory/2684-1062-0x0000000005A00000-0x0000000005A12000-memory.dmp

    Filesize

    72KB

  • memory/2684-1063-0x0000000005A20000-0x0000000005A5E000-memory.dmp

    Filesize

    248KB

  • memory/2684-1064-0x0000000005B70000-0x0000000005BBB000-memory.dmp

    Filesize

    300KB

  • memory/2684-1065-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-1068-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-1069-0x00000000027D0000-0x00000000027E0000-memory.dmp

    Filesize

    64KB

  • memory/2684-1070-0x0000000005D00000-0x0000000005D66000-memory.dmp

    Filesize

    408KB

  • memory/2684-1071-0x00000000063C0000-0x0000000006452000-memory.dmp

    Filesize

    584KB

  • memory/2684-1073-0x0000000006820000-0x0000000006896000-memory.dmp

    Filesize

    472KB

  • memory/2684-1074-0x00000000068B0000-0x0000000006900000-memory.dmp

    Filesize

    320KB

  • memory/2684-1075-0x0000000006920000-0x0000000006AE2000-memory.dmp

    Filesize

    1.8MB

  • memory/2684-147-0x0000000000900000-0x000000000094B000-memory.dmp

    Filesize

    300KB

  • memory/2684-1076-0x0000000006AF0000-0x000000000701C000-memory.dmp

    Filesize

    5.2MB

  • memory/2764-1082-0x0000000000240000-0x0000000000272000-memory.dmp

    Filesize

    200KB

  • memory/2764-1083-0x0000000004C70000-0x0000000004CBB000-memory.dmp

    Filesize

    300KB

  • memory/2764-1084-0x0000000004A90000-0x0000000004AA0000-memory.dmp

    Filesize

    64KB