Analysis

  • max time kernel
    54s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24-03-2023 09:02

General

  • Target

    4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe

  • Size

    539KB

  • MD5

    5c6eb6ec3de917a3f1062420112752c2

  • SHA1

    b8016a6bf62c025c4c3b955c4f8f1e3c685e6951

  • SHA256

    4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0

  • SHA512

    7e062f3b6a9c36e22db37ac09777b8bd6f338e6c44ba39aad42ac5987e07d31c3db0cf4d8522e7328f3454527223d7bdc809acf460259973586494e881485338

  • SSDEEP

    12288:GMr8y90EYN909JDbUXUV8bbexfI4+4wPr4PNug2ftcp:uybr7UEObbuK9MPNl21q

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 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\4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe
    "C:\Users\Admin\AppData\Local\Temp\4fd50bc25f2ec77a1eb1f43c5d0aa3c4b56276b38cec198355c03a5cea7903e0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4124
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3644
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2272
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4500
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1800

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exe

    Filesize

    175KB

    MD5

    7c11dfe7837f2079d50113de0e973682

    SHA1

    fae072addd4d56ab67d08ab82da4aac5d7223960

    SHA256

    442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

    SHA512

    06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885463.exe

    Filesize

    175KB

    MD5

    7c11dfe7837f2079d50113de0e973682

    SHA1

    fae072addd4d56ab67d08ab82da4aac5d7223960

    SHA256

    442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

    SHA512

    06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exe

    Filesize

    397KB

    MD5

    b1e1dea52cb822ab5e587814f776b1f8

    SHA1

    2e28e096419edcfa3b45a928d2b41e1a7519dae7

    SHA256

    202d669fcbb626b41a2b29d097e37729c7e1350583726940fa7dd8190b26a395

    SHA512

    cab00b0d933fa051c86aee39de5906589f1f9770b784bbf25a70346cbce24b03bd1c18f699d776132a5ab5c4f8057d1d0ceb105fea1e780810d704536d8955f5

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3029.exe

    Filesize

    397KB

    MD5

    b1e1dea52cb822ab5e587814f776b1f8

    SHA1

    2e28e096419edcfa3b45a928d2b41e1a7519dae7

    SHA256

    202d669fcbb626b41a2b29d097e37729c7e1350583726940fa7dd8190b26a395

    SHA512

    cab00b0d933fa051c86aee39de5906589f1f9770b784bbf25a70346cbce24b03bd1c18f699d776132a5ab5c4f8057d1d0ceb105fea1e780810d704536d8955f5

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro7301.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exe

    Filesize

    355KB

    MD5

    c27628ef09b71ee8fd76058f87415cfd

    SHA1

    a4248896b8bc0f79d93f459870f2b957f65ee352

    SHA256

    c1f03a37f00ee539d945145059da1c4623c73109867e654c4422950fe9aefed9

    SHA512

    b09276e980a90b8bfc94e83e389c423fbe305bc4ea4eda299c65e2b53457d184dfd44e7a77d7854fcb406c1304230fcdcdc9af6f755edf50748b2ec0a4fe38c8

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3921.exe

    Filesize

    355KB

    MD5

    c27628ef09b71ee8fd76058f87415cfd

    SHA1

    a4248896b8bc0f79d93f459870f2b957f65ee352

    SHA256

    c1f03a37f00ee539d945145059da1c4623c73109867e654c4422950fe9aefed9

    SHA512

    b09276e980a90b8bfc94e83e389c423fbe305bc4ea4eda299c65e2b53457d184dfd44e7a77d7854fcb406c1304230fcdcdc9af6f755edf50748b2ec0a4fe38c8

  • memory/1800-1071-0x0000000000750000-0x0000000000782000-memory.dmp

    Filesize

    200KB

  • memory/1800-1072-0x0000000005190000-0x00000000051DB000-memory.dmp

    Filesize

    300KB

  • memory/1800-1073-0x0000000004F90000-0x0000000004FA0000-memory.dmp

    Filesize

    64KB

  • memory/2272-130-0x00000000009B0000-0x00000000009BA000-memory.dmp

    Filesize

    40KB

  • memory/4500-174-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-184-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-139-0x0000000007600000-0x0000000007644000-memory.dmp

    Filesize

    272KB

  • memory/4500-140-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-141-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-143-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-145-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-147-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-149-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-151-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-154-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-152-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-156-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-155-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-158-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-160-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-162-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-164-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-166-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-168-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-170-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-172-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-137-0x0000000004A00000-0x0000000004A46000-memory.dmp

    Filesize

    280KB

  • memory/4500-176-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-178-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-180-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-182-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-138-0x0000000007100000-0x00000000075FE000-memory.dmp

    Filesize

    5.0MB

  • memory/4500-186-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-188-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-190-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-192-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-194-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-196-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-198-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-200-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-202-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-204-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-206-0x0000000007600000-0x000000000763E000-memory.dmp

    Filesize

    248KB

  • memory/4500-1049-0x00000000077E0000-0x0000000007DE6000-memory.dmp

    Filesize

    6.0MB

  • memory/4500-1050-0x0000000007E70000-0x0000000007F7A000-memory.dmp

    Filesize

    1.0MB

  • memory/4500-1051-0x0000000007FB0000-0x0000000007FC2000-memory.dmp

    Filesize

    72KB

  • memory/4500-1052-0x0000000007FD0000-0x000000000800E000-memory.dmp

    Filesize

    248KB

  • memory/4500-1053-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-1054-0x0000000008120000-0x000000000816B000-memory.dmp

    Filesize

    300KB

  • memory/4500-1056-0x00000000082B0000-0x0000000008316000-memory.dmp

    Filesize

    408KB

  • memory/4500-1057-0x0000000008850000-0x00000000088E2000-memory.dmp

    Filesize

    584KB

  • memory/4500-1058-0x0000000008A60000-0x0000000008C22000-memory.dmp

    Filesize

    1.8MB

  • memory/4500-1059-0x0000000008C30000-0x000000000915C000-memory.dmp

    Filesize

    5.2MB

  • memory/4500-1060-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-1062-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-136-0x0000000002B90000-0x0000000002BDB000-memory.dmp

    Filesize

    300KB

  • memory/4500-1061-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB

  • memory/4500-1063-0x000000000A670000-0x000000000A6E6000-memory.dmp

    Filesize

    472KB

  • memory/4500-1064-0x000000000A6F0000-0x000000000A740000-memory.dmp

    Filesize

    320KB

  • memory/4500-1065-0x0000000004730000-0x0000000004740000-memory.dmp

    Filesize

    64KB