Analysis

  • max time kernel
    128s
  • 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 10:23

General

  • Target

    923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0.exe

  • Size

    539KB

  • MD5

    76933787d1e39c35525fef10ab3e66c6

  • SHA1

    0d4e84790419c5435c3fc43b69533560d4dcb4ca

  • SHA256

    923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0

  • SHA512

    91456dc9cb8f8c205be1b5c8098427232a7c1a9018a6a931dd16c2845b5ab56873b503f46176d5ced069bba073df012a0f3ebd005dbe813f58a5cda546145407

  • SSDEEP

    12288:IMr4y90Bx6sSiM8Ca+Uz79GY7xrI4+r/Ny7YHqL4M:gy4BCa5z5GYlWLNy7YKkM

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 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.

  • 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\923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0.exe
    "C:\Users\Admin\AppData\Local\Temp\923ec412d420d0902b330498300339a8dba57fce6f3d43869310bf119ae6ebd0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3980
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3755.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3755.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4048
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2017.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2017.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:652
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6536.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6536.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4784
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 1984
          4⤵
          • Program crash
          PID:1724
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si801765.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si801765.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1444
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4784 -ip 4784
    1⤵
      PID:1324
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start wuauserv
      1⤵
      • Launches sc.exe
      PID:3780

    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\si801765.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si801765.exe
      Filesize

      175KB

      MD5

      7c11dfe7837f2079d50113de0e973682

      SHA1

      fae072addd4d56ab67d08ab82da4aac5d7223960

      SHA256

      442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b

      SHA512

      06085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3755.exe
      Filesize

      397KB

      MD5

      281d2649e35f6f63268c5ad6ab63ecf1

      SHA1

      d332f5b3a28134d1a2c2e5d0306f71b75fb2b6fa

      SHA256

      bcb7c2321684afb1384074aed412b6848ddf53860f06b7ba63c360557932922b

      SHA512

      c03aba036c74e54822add74eb74716b721b0ab7d975e166a362e7dd5402ad91d26edeb6d6e08d87f5dd5427654740cfa56ca6d883a3c4e52e6e4d7f4e477b0d5

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio3755.exe
      Filesize

      397KB

      MD5

      281d2649e35f6f63268c5ad6ab63ecf1

      SHA1

      d332f5b3a28134d1a2c2e5d0306f71b75fb2b6fa

      SHA256

      bcb7c2321684afb1384074aed412b6848ddf53860f06b7ba63c360557932922b

      SHA512

      c03aba036c74e54822add74eb74716b721b0ab7d975e166a362e7dd5402ad91d26edeb6d6e08d87f5dd5427654740cfa56ca6d883a3c4e52e6e4d7f4e477b0d5

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2017.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro2017.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6536.exe
      Filesize

      355KB

      MD5

      6377a662a515ead3d1a45db5da5010d9

      SHA1

      6e375cff472f919041be4b9bc2487e8215af127b

      SHA256

      928b3835ff5767a5416eabaa708222adcbdb607622156d2cace537f81d25145d

      SHA512

      fdf0d51b092b5740a2112b364be40a873ada14e37e0eee30fd8405774c562e3a33ccbf2798dfc59a0b31aaa8c92c0f4726a1d392e8383536e0d9e0f12c82ec83

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6536.exe
      Filesize

      355KB

      MD5

      6377a662a515ead3d1a45db5da5010d9

      SHA1

      6e375cff472f919041be4b9bc2487e8215af127b

      SHA256

      928b3835ff5767a5416eabaa708222adcbdb607622156d2cace537f81d25145d

      SHA512

      fdf0d51b092b5740a2112b364be40a873ada14e37e0eee30fd8405774c562e3a33ccbf2798dfc59a0b31aaa8c92c0f4726a1d392e8383536e0d9e0f12c82ec83

    • memory/652-147-0x0000000000FD0000-0x0000000000FDA000-memory.dmp
      Filesize

      40KB

    • memory/1444-1084-0x0000000000910000-0x0000000000942000-memory.dmp
      Filesize

      200KB

    • memory/1444-1085-0x00000000051D0000-0x00000000051E0000-memory.dmp
      Filesize

      64KB

    • memory/4784-185-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-197-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-155-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-156-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-157-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-158-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-159-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-161-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-163-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-165-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-167-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-169-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-171-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-173-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-175-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-177-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-179-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-181-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-183-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-153-0x0000000007320000-0x00000000078C4000-memory.dmp
      Filesize

      5.6MB

    • memory/4784-187-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-189-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-191-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-193-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-195-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-154-0x0000000004590000-0x00000000045DB000-memory.dmp
      Filesize

      300KB

    • memory/4784-199-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-201-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-203-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-205-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-207-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-209-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-211-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-213-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-215-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-217-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-219-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-221-0x0000000007270000-0x00000000072AE000-memory.dmp
      Filesize

      248KB

    • memory/4784-1064-0x00000000078D0000-0x0000000007EE8000-memory.dmp
      Filesize

      6.1MB

    • memory/4784-1065-0x0000000007F70000-0x000000000807A000-memory.dmp
      Filesize

      1.0MB

    • memory/4784-1066-0x00000000080B0000-0x00000000080C2000-memory.dmp
      Filesize

      72KB

    • memory/4784-1067-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-1068-0x00000000080D0000-0x000000000810C000-memory.dmp
      Filesize

      240KB

    • memory/4784-1070-0x00000000083C0000-0x0000000008452000-memory.dmp
      Filesize

      584KB

    • memory/4784-1071-0x0000000008460000-0x00000000084C6000-memory.dmp
      Filesize

      408KB

    • memory/4784-1072-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-1073-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB

    • memory/4784-1074-0x0000000008F00000-0x0000000008F76000-memory.dmp
      Filesize

      472KB

    • memory/4784-1075-0x0000000008F90000-0x0000000008FE0000-memory.dmp
      Filesize

      320KB

    • memory/4784-1076-0x0000000009220000-0x00000000093E2000-memory.dmp
      Filesize

      1.8MB

    • memory/4784-1077-0x00000000093F0000-0x000000000991C000-memory.dmp
      Filesize

      5.2MB

    • memory/4784-1078-0x0000000007310000-0x0000000007320000-memory.dmp
      Filesize

      64KB