Analysis

  • max time kernel
    54s
  • max time network
    56s
  • 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 20:20

General

  • Target

    ef7c8b5a0874d032643b51394e9be114c9ab98fdb4978d86ad074cbce8b18f06.exe

  • Size

    544KB

  • MD5

    29a26ed849ff6deb3983135d8c58f840

  • SHA1

    9549f3a49e8410d0a9870b827af0af822d54ca95

  • SHA256

    ef7c8b5a0874d032643b51394e9be114c9ab98fdb4978d86ad074cbce8b18f06

  • SHA512

    1bcdc1769bbaccf9260414ca65eb9e609bcbd23412764393b441e817b83ae7c4e7ba91f6145c61c8a7f8d639480538f683dfa323356046eed109b1e04aa38eef

  • SSDEEP

    12288:OMr0y90LfcKevPY7dSW3h+TqgUuMLJwUYecs2PHOhmt:uyIUK8efERTM9EzPust

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 35 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\ef7c8b5a0874d032643b51394e9be114c9ab98fdb4978d86ad074cbce8b18f06.exe
    "C:\Users\Admin\AppData\Local\Temp\ef7c8b5a0874d032643b51394e9be114c9ab98fdb4978d86ad074cbce8b18f06.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1078.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1078.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3788
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3501.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3501.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3084
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3635.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3635.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4408
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si230944.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si230944.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4384

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si230944.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si230944.exe
    Filesize

    175KB

    MD5

    41707338e1e2d868aa699ac0dd2e77b0

    SHA1

    36e0dfba09f9fb409faf0f9a99217d0d0c524b82

    SHA256

    8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

    SHA512

    80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1078.exe
    Filesize

    402KB

    MD5

    b604fa51b779206c96fed7fa5ded4889

    SHA1

    f324c128ff28519088dcb598f907c5ff75282934

    SHA256

    b5f68b48be37bcc68b63ea50a82e1a3a155bdc050ac966facdbbe34599190612

    SHA512

    ef51350dc89c28722d64ae7546e906b2d13b04a99a48605bd1331a73d98d4683e4d3572c304127473aa4de337d7e74a4f48ac9644b0f9a8e1affdc30bcd7d831

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1078.exe
    Filesize

    402KB

    MD5

    b604fa51b779206c96fed7fa5ded4889

    SHA1

    f324c128ff28519088dcb598f907c5ff75282934

    SHA256

    b5f68b48be37bcc68b63ea50a82e1a3a155bdc050ac966facdbbe34599190612

    SHA512

    ef51350dc89c28722d64ae7546e906b2d13b04a99a48605bd1331a73d98d4683e4d3572c304127473aa4de337d7e74a4f48ac9644b0f9a8e1affdc30bcd7d831

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3501.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3501.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3635.exe
    Filesize

    349KB

    MD5

    67820aaef5047ff8c2ed750669ba4fdd

    SHA1

    1a2a553b25c098a920fb0dca6fc138e2a4513e2a

    SHA256

    6f43372ff222ea74aec2df13cfb7329fff22f7ebd8007d532df9f6a37e5e6fde

    SHA512

    a68c34fc9977d97c3cb424da9f98860729d4a6478ffedae4a69a9c45535f33647212c9ccf9c16e5cbd82b211475d760307e6dcdae27ce64a99912f44001cf49e

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu3635.exe
    Filesize

    349KB

    MD5

    67820aaef5047ff8c2ed750669ba4fdd

    SHA1

    1a2a553b25c098a920fb0dca6fc138e2a4513e2a

    SHA256

    6f43372ff222ea74aec2df13cfb7329fff22f7ebd8007d532df9f6a37e5e6fde

    SHA512

    a68c34fc9977d97c3cb424da9f98860729d4a6478ffedae4a69a9c45535f33647212c9ccf9c16e5cbd82b211475d760307e6dcdae27ce64a99912f44001cf49e

  • memory/3084-133-0x0000000000090000-0x000000000009A000-memory.dmp
    Filesize

    40KB

  • memory/4384-1074-0x00000000004F0000-0x0000000000522000-memory.dmp
    Filesize

    200KB

  • memory/4384-1075-0x0000000004F30000-0x0000000004F7B000-memory.dmp
    Filesize

    300KB

  • memory/4384-1076-0x00000000050A0000-0x00000000050B0000-memory.dmp
    Filesize

    64KB

  • memory/4408-177-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-187-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-142-0x00000000007F0000-0x000000000083B000-memory.dmp
    Filesize

    300KB

  • memory/4408-143-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-144-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-145-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-146-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-147-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-149-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-151-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-153-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-155-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-157-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-159-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-161-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-163-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-165-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-167-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-169-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-171-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-173-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-175-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-140-0x0000000004D30000-0x000000000522E000-memory.dmp
    Filesize

    5.0MB

  • memory/4408-179-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-181-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-183-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-185-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-141-0x0000000005230000-0x0000000005274000-memory.dmp
    Filesize

    272KB

  • memory/4408-189-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-191-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-193-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-195-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-197-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-199-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-201-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-203-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-205-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-207-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-209-0x0000000005230000-0x000000000526E000-memory.dmp
    Filesize

    248KB

  • memory/4408-1052-0x00000000053B0000-0x00000000059B6000-memory.dmp
    Filesize

    6.0MB

  • memory/4408-1053-0x0000000005A00000-0x0000000005B0A000-memory.dmp
    Filesize

    1.0MB

  • memory/4408-1054-0x0000000005B40000-0x0000000005B52000-memory.dmp
    Filesize

    72KB

  • memory/4408-1055-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-1056-0x0000000005BA0000-0x0000000005BDE000-memory.dmp
    Filesize

    248KB

  • memory/4408-1057-0x0000000005CE0000-0x0000000005D2B000-memory.dmp
    Filesize

    300KB

  • memory/4408-1059-0x0000000005E40000-0x0000000005ED2000-memory.dmp
    Filesize

    584KB

  • memory/4408-1060-0x0000000005EE0000-0x0000000005F46000-memory.dmp
    Filesize

    408KB

  • memory/4408-1061-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-1062-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-1063-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-1064-0x0000000006830000-0x00000000068A6000-memory.dmp
    Filesize

    472KB

  • memory/4408-139-0x0000000002550000-0x0000000002596000-memory.dmp
    Filesize

    280KB

  • memory/4408-1065-0x00000000068B0000-0x0000000006900000-memory.dmp
    Filesize

    320KB

  • memory/4408-1066-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/4408-1067-0x0000000006920000-0x0000000006AE2000-memory.dmp
    Filesize

    1.8MB

  • memory/4408-1068-0x0000000006AF0000-0x000000000701C000-memory.dmp
    Filesize

    5.2MB