Analysis

  • max time kernel
    77s
  • 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
    23-03-2023 20:54

General

  • Target

    4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8.exe

  • Size

    544KB

  • MD5

    4deb81084710b2ba38e739ace7a6e64e

  • SHA1

    1ace36d5c1c2c3a37f635b6b9d3f38b51586740b

  • SHA256

    4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8

  • SHA512

    4fe44f495bd3856db334b3250df47d957fbf7dc70ae0fc679fead452e9ddb55c937e564f049a70993d239b3c1c377e4b65db87fcfbcb69f509461547c44532ea

  • SSDEEP

    12288:LMryy90nBMtZRA3FHdqgU8MLPwHycdSgf:tym+4VHztMDgycdv

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\4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8.exe
    "C:\Users\Admin\AppData\Local\Temp\4355e14aa26b629024733eaca57301538c72ba5e6363d348235ff6230a6853b8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2610.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2610.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2520.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2520.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1012
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0687.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0687.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1068
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 1352
          4⤵
          • Program crash
          PID:464
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si040799.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si040799.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3196
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1068 -ip 1068
    1⤵
      PID:1880

    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\si040799.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si040799.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2610.exe
      Filesize

      402KB

      MD5

      0e806fa1c80c802b44552cb63a28c414

      SHA1

      ed1b3f1b62ae0ba8c95b0f0e42da6f5fb06d1307

      SHA256

      53f368b47f5ac1ab842bcd6c61697dc5ad7f3fe5c3b1b0080ac72e1b38336310

      SHA512

      892e7b3520053f426d203d66d1282aec9610e5417c8806b1e5c8de13ed80e2273ac899cdff9ecfe805726d35bf0be7310387956397e905830320d7c84fe40873

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio2610.exe
      Filesize

      402KB

      MD5

      0e806fa1c80c802b44552cb63a28c414

      SHA1

      ed1b3f1b62ae0ba8c95b0f0e42da6f5fb06d1307

      SHA256

      53f368b47f5ac1ab842bcd6c61697dc5ad7f3fe5c3b1b0080ac72e1b38336310

      SHA512

      892e7b3520053f426d203d66d1282aec9610e5417c8806b1e5c8de13ed80e2273ac899cdff9ecfe805726d35bf0be7310387956397e905830320d7c84fe40873

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2520.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2520.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0687.exe
      Filesize

      349KB

      MD5

      906f2cb8c6ad2f6ac2d8c4a2a2b3ee7f

      SHA1

      11de1f138542ee1d631fbcdcc743e38119e471c2

      SHA256

      9032157018dc4f07f2458dfa55e86ecfbe66b2361b2db47dbc1f52ab8e54226f

      SHA512

      a94500a96aa1c2a92380b0382b74ccced9a29a068f2953f8aa7e04db1b07f02331200f84f86ac25fb1add908cb1632236b8f6dcd226ff31be62b014e13bfcb40

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0687.exe
      Filesize

      349KB

      MD5

      906f2cb8c6ad2f6ac2d8c4a2a2b3ee7f

      SHA1

      11de1f138542ee1d631fbcdcc743e38119e471c2

      SHA256

      9032157018dc4f07f2458dfa55e86ecfbe66b2361b2db47dbc1f52ab8e54226f

      SHA512

      a94500a96aa1c2a92380b0382b74ccced9a29a068f2953f8aa7e04db1b07f02331200f84f86ac25fb1add908cb1632236b8f6dcd226ff31be62b014e13bfcb40

    • memory/1012-147-0x0000000000200000-0x000000000020A000-memory.dmp
      Filesize

      40KB

    • memory/1068-153-0x0000000005020000-0x00000000055C4000-memory.dmp
      Filesize

      5.6MB

    • memory/1068-154-0x00000000023B0000-0x00000000023FB000-memory.dmp
      Filesize

      300KB

    • memory/1068-155-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-156-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-157-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-158-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-159-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-161-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-163-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-165-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-167-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-169-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-171-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-173-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-175-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-177-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-179-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-181-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-183-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-185-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-187-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-189-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-191-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-193-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-195-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-197-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-199-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-201-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-203-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-205-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-207-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-211-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-209-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-213-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-215-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-217-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-219-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-221-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/1068-1064-0x00000000055D0000-0x0000000005BE8000-memory.dmp
      Filesize

      6.1MB

    • memory/1068-1065-0x0000000005BF0000-0x0000000005CFA000-memory.dmp
      Filesize

      1.0MB

    • memory/1068-1066-0x0000000004F50000-0x0000000004F62000-memory.dmp
      Filesize

      72KB

    • memory/1068-1067-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-1068-0x0000000004F70000-0x0000000004FAC000-memory.dmp
      Filesize

      240KB

    • memory/1068-1070-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-1071-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-1072-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/1068-1073-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/1068-1074-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/1068-1075-0x00000000066F0000-0x0000000006766000-memory.dmp
      Filesize

      472KB

    • memory/1068-1076-0x0000000006780000-0x00000000067D0000-memory.dmp
      Filesize

      320KB

    • memory/1068-1077-0x0000000006900000-0x0000000006AC2000-memory.dmp
      Filesize

      1.8MB

    • memory/1068-1078-0x0000000006AD0000-0x0000000006FFC000-memory.dmp
      Filesize

      5.2MB

    • memory/1068-1079-0x0000000005010000-0x0000000005020000-memory.dmp
      Filesize

      64KB

    • memory/3196-1085-0x0000000000C20000-0x0000000000C52000-memory.dmp
      Filesize

      200KB

    • memory/3196-1086-0x0000000005510000-0x0000000005520000-memory.dmp
      Filesize

      64KB