Analysis

  • max time kernel
    148s
  • 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 01:18

General

  • Target

    87461227b053873d29cb693e270173723b0810e67d453d250417670a58ac0e7b.exe

  • Size

    546KB

  • MD5

    b37879609e1f28459afa3728e3c0747e

  • SHA1

    b8821a85ed735288d007f10b14445a951cd63d73

  • SHA256

    87461227b053873d29cb693e270173723b0810e67d453d250417670a58ac0e7b

  • SHA512

    80669ea58e60ee0398c183267699c2f1119b36f0238511c6b5a1de9bca53d9d1ddd740a8a62e5a3d33c11f33574e2ae5a1692704c6ed6983b438c832e7063534

  • SSDEEP

    12288:fMr+y90H/0jVD7WovgVc1l3doVn/Vst9wLEmK/ngRDLaO:xyfjVDBvOSMiUEmD/Z

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 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\87461227b053873d29cb693e270173723b0810e67d453d250417670a58ac0e7b.exe
    "C:\Users\Admin\AppData\Local\Temp\87461227b053873d29cb693e270173723b0810e67d453d250417670a58ac0e7b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:684
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8342.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8342.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1000
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5462.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5462.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:936
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3764 -s 1348
          4⤵
          • Program crash
          PID:1672
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si573875.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si573875.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1420
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3764 -ip 3764
    1⤵
      PID:392

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si573875.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si573875.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8342.exe
      Filesize

      404KB

      MD5

      dd2fb3427ba8e7da5eaa737ebee484d4

      SHA1

      844bfdf4fd8461d9be5c19959fe173487c4c0bd2

      SHA256

      d75cffbc07b45b04ae5d8c9b38cb527cec8ac75253b96f7dc5a1c4aafc5c6b64

      SHA512

      29d635e5928fdbf3972f8ca0e064289eb1c78da17c7bfd1fe1420b6acbda4bd5ca1ffd62295025cbe0a7d1aef9c779f673ca7f8494d97e5f06e12a70f06aafe4

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio8342.exe
      Filesize

      404KB

      MD5

      dd2fb3427ba8e7da5eaa737ebee484d4

      SHA1

      844bfdf4fd8461d9be5c19959fe173487c4c0bd2

      SHA256

      d75cffbc07b45b04ae5d8c9b38cb527cec8ac75253b96f7dc5a1c4aafc5c6b64

      SHA512

      29d635e5928fdbf3972f8ca0e064289eb1c78da17c7bfd1fe1420b6acbda4bd5ca1ffd62295025cbe0a7d1aef9c779f673ca7f8494d97e5f06e12a70f06aafe4

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5462.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro5462.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
      Filesize

      358KB

      MD5

      22df3b08bed1a77b8969da9965df64ec

      SHA1

      55776de7ae9da9aad63c70cd2abcf128e2e16fb9

      SHA256

      a5b33c4816228241727286b93090c8af4d93a51152c5409091ebdf09db742047

      SHA512

      8291456a6fc88a82d1828aa26fcd3b4635e1dcfc6b083a63b41be86502dc21c580745b4f1fa8a10e1ddc1d36cc02f142581d3ae4a93d4fc7612d47da9b98f7b2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1344.exe
      Filesize

      358KB

      MD5

      22df3b08bed1a77b8969da9965df64ec

      SHA1

      55776de7ae9da9aad63c70cd2abcf128e2e16fb9

      SHA256

      a5b33c4816228241727286b93090c8af4d93a51152c5409091ebdf09db742047

      SHA512

      8291456a6fc88a82d1828aa26fcd3b4635e1dcfc6b083a63b41be86502dc21c580745b4f1fa8a10e1ddc1d36cc02f142581d3ae4a93d4fc7612d47da9b98f7b2

    • memory/936-147-0x0000000000760000-0x000000000076A000-memory.dmp
      Filesize

      40KB

    • memory/1420-1084-0x0000000000770000-0x00000000007A2000-memory.dmp
      Filesize

      200KB

    • memory/1420-1085-0x0000000005060000-0x0000000005070000-memory.dmp
      Filesize

      64KB

    • memory/3764-185-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-197-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-155-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-156-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-157-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-158-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-159-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-161-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-163-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-165-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-167-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-169-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-171-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-173-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-175-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-177-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-179-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-181-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-183-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-153-0x0000000004E20000-0x00000000053C4000-memory.dmp
      Filesize

      5.6MB

    • memory/3764-187-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-189-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-191-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-193-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-195-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-154-0x00000000008A0000-0x00000000008EB000-memory.dmp
      Filesize

      300KB

    • memory/3764-199-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-201-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-203-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-205-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-207-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-209-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-211-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-213-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-215-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-217-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-219-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-221-0x0000000004D50000-0x0000000004D8E000-memory.dmp
      Filesize

      248KB

    • memory/3764-1064-0x00000000054D0000-0x0000000005AE8000-memory.dmp
      Filesize

      6.1MB

    • memory/3764-1065-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/3764-1066-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/3764-1067-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/3764-1068-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-1070-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/3764-1071-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/3764-1072-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-1073-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-1074-0x0000000006710000-0x0000000006786000-memory.dmp
      Filesize

      472KB

    • memory/3764-1075-0x0000000006790000-0x00000000067E0000-memory.dmp
      Filesize

      320KB

    • memory/3764-1076-0x0000000004E10000-0x0000000004E20000-memory.dmp
      Filesize

      64KB

    • memory/3764-1077-0x0000000009000000-0x00000000091C2000-memory.dmp
      Filesize

      1.8MB

    • memory/3764-1078-0x00000000091D0000-0x00000000096FC000-memory.dmp
      Filesize

      5.2MB