Analysis

  • max time kernel
    126s
  • max time network
    123s
  • 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 22:30

General

  • Target

    ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe

  • Size

    544KB

  • MD5

    b638849497717742af38ecb3ac2d6774

  • SHA1

    f012da93cf4fa81bcf08f936bc03190b9e52e9d7

  • SHA256

    ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9

  • SHA512

    d6cc98eb89dab58c261ab03479f0abf86eecedc681803c6eeb1a6164c8a5c79a72f38168b6c0d091610f7e3121976b55f249eb5ff0c72b3d3dd97f950a252940

  • SSDEEP

    12288:6Mryy90kkrsPnFAG3x/vhHmQfC0OR2oqgUCMLNwG4UJ6CF6hbk3w:EyBfFA05JH0VHMZeWEbew

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 34 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.

  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services 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\ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe
    "C:\Users\Admin\AppData\Local\Temp\ae723cb6ef3e7680898833fa104a67f37c7e9ded5fca34ce3e68af79baaff7b9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1748
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1540
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3952
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3952 -s 1348
          4⤵
          • Program crash
          PID:2376
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si126176.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si126176.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3732
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3952 -ip 3952
    1⤵
      PID:3112
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:4632

    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\si126176.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si126176.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exe
      Filesize

      402KB

      MD5

      899e94310f6751ffe66b1e75157aad79

      SHA1

      2e8a2bcd94b3e8d1246c48b9e098a9f502ec50f9

      SHA256

      7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3

      SHA512

      819d0642290aca74fb4d0ffe6e439e3deb616bf89aaf173c9ba0a3262f1ad4bebd71b69497b6a0c17ba1fdd04f3748177918de15568af9c2e1c4a4df29c7c472

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio1301.exe
      Filesize

      402KB

      MD5

      899e94310f6751ffe66b1e75157aad79

      SHA1

      2e8a2bcd94b3e8d1246c48b9e098a9f502ec50f9

      SHA256

      7f7a3dc16c3ee2f569796e4f87dc642ef4493122219757fffbbc92a35bcf53b3

      SHA512

      819d0642290aca74fb4d0ffe6e439e3deb616bf89aaf173c9ba0a3262f1ad4bebd71b69497b6a0c17ba1fdd04f3748177918de15568af9c2e1c4a4df29c7c472

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1245.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exe
      Filesize

      349KB

      MD5

      7e7a03cf42d006bbc4c6c32915eda4e9

      SHA1

      75e740e781f661c8dbf517197d9cda1f4e513124

      SHA256

      471c87ab231425fc404b9ca515e49f200b2c360d263716a097235e561aad4cd4

      SHA512

      942b8ceb31698963d95963ea101eab95b31a7146b0e3684d869a3bb6665e58d2c1c8cf78911c87777d83817671f164357069ac1b56c27cb4e3374d0053d41345

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4488.exe
      Filesize

      349KB

      MD5

      7e7a03cf42d006bbc4c6c32915eda4e9

      SHA1

      75e740e781f661c8dbf517197d9cda1f4e513124

      SHA256

      471c87ab231425fc404b9ca515e49f200b2c360d263716a097235e561aad4cd4

      SHA512

      942b8ceb31698963d95963ea101eab95b31a7146b0e3684d869a3bb6665e58d2c1c8cf78911c87777d83817671f164357069ac1b56c27cb4e3374d0053d41345

    • memory/1540-147-0x0000000000EE0000-0x0000000000EEA000-memory.dmp
      Filesize

      40KB

    • memory/3732-1085-0x0000000000330000-0x0000000000362000-memory.dmp
      Filesize

      200KB

    • memory/3732-1086-0x0000000004C20000-0x0000000004C30000-memory.dmp
      Filesize

      64KB

    • memory/3952-189-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-201-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-155-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-156-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-158-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-160-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-162-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-164-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-166-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-168-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-170-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-172-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-174-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-176-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-178-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-180-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-182-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-183-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-184-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-186-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-187-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-153-0x00000000009C0000-0x0000000000A0B000-memory.dmp
      Filesize

      300KB

    • memory/3952-191-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-193-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-195-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-197-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-199-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-154-0x0000000004E90000-0x0000000005434000-memory.dmp
      Filesize

      5.6MB

    • memory/3952-203-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-205-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-207-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-209-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-211-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-213-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-215-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-217-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-219-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-221-0x0000000004CD0000-0x0000000004D0E000-memory.dmp
      Filesize

      248KB

    • memory/3952-1064-0x0000000005540000-0x0000000005B58000-memory.dmp
      Filesize

      6.1MB

    • memory/3952-1065-0x0000000005B60000-0x0000000005C6A000-memory.dmp
      Filesize

      1.0MB

    • memory/3952-1066-0x0000000004E50000-0x0000000004E62000-memory.dmp
      Filesize

      72KB

    • memory/3952-1067-0x0000000005C70000-0x0000000005CAC000-memory.dmp
      Filesize

      240KB

    • memory/3952-1068-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-1069-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/3952-1070-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/3952-1072-0x0000000006720000-0x00000000068E2000-memory.dmp
      Filesize

      1.8MB

    • memory/3952-1073-0x00000000068F0000-0x0000000006E1C000-memory.dmp
      Filesize

      5.2MB

    • memory/3952-1074-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-1075-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-1076-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB

    • memory/3952-1077-0x00000000072D0000-0x0000000007346000-memory.dmp
      Filesize

      472KB

    • memory/3952-1078-0x0000000007360000-0x00000000073B0000-memory.dmp
      Filesize

      320KB

    • memory/3952-1080-0x0000000004E80000-0x0000000004E90000-memory.dmp
      Filesize

      64KB