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Analysis

  • max time kernel
    126s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/11/2024, 04:08

General

  • Target

    f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe

  • Size

    500KB

  • MD5

    e98084368d46cb78c0c62b1dc729cac5

  • SHA1

    36afec1601ed63400ef1efe7074e623731cd2d43

  • SHA256

    f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c

  • SHA512

    f9f745d663609e89c198e59a02ee188bac6d9823c0355010089abedb0afe0e3dc7b84e9bdd47761dc5d254baa98d74bd58550da6f7fc91afcfea91d7e132ceef

  • SSDEEP

    12288:KMrRy90lLBwjqClOim5/2jprdWeM+LL0oVV:rymUlOi+OjloeMfoP

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes
  • auth_value

    e5783636fbd9e4f0cf9a017bce02e67e

Signatures

  • Detects Healer an antivirus disabler dropper 19 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Redline family
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe
    "C:\Users\Admin\AppData\Local\Temp\f83c2f3091514fa2772993c5e9b954c132c899cf23eb746b8243f7c5264f932c.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4472
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1932
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4568
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 1088
          4⤵
          • Program crash
          PID:1760
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4364
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4568 -ip 4568
    1⤵
      PID:748

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\fws48Vs.exe

      Filesize

      175KB

      MD5

      a5f5c5d6291c7ae9e1d1b7ed1e551490

      SHA1

      3d06413341893b838549939e15f8f1eec423d71a

      SHA256

      1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

      SHA512

      d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\naR66if76.exe

      Filesize

      355KB

      MD5

      6052fa062b369e8ec94ece4cedbf6047

      SHA1

      a0381fdb0f32697c7c8933791f8e54356c6c5acc

      SHA256

      5a69b2a88d1b0cbf2157d3cc56167a439a6f8d203a1c2ee3ac81dbb8a8b02fa0

      SHA512

      2271cbb9edf813a3cb183f0bddd04e5d6ea4663403c80a1c1a9244455c7d99bc663d5e69c442460ea09d040b6270a8fdc2169d53542b36c5c65071997db78de8

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dxI76MY.exe

      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\eRI39ty.exe

      Filesize

      295KB

      MD5

      304766f61a677814af31d2737d118b6f

      SHA1

      213a7e70d4f7d13e17ddff12152bcfe2c1cc2de4

      SHA256

      07c33396ed7ec1b40808aae921c50c552dc21b08beabbd5541b9fc9f062e08ac

      SHA512

      08c9202e988e4f6518a14f37b19eefc8b5901a2c07472140303c48535b67830e956759db3738b3bf63559220cb1e59f8045a2fad5d84530e9cb2e670740441ea

    • memory/1932-15-0x00000000008F0000-0x00000000008FA000-memory.dmp

      Filesize

      40KB

    • memory/1932-14-0x00007FFC9D833000-0x00007FFC9D835000-memory.dmp

      Filesize

      8KB

    • memory/1932-16-0x00007FFC9D833000-0x00007FFC9D835000-memory.dmp

      Filesize

      8KB

    • memory/4364-64-0x0000000005670000-0x00000000056BC000-memory.dmp

      Filesize

      304KB

    • memory/4364-62-0x0000000005490000-0x00000000054A2000-memory.dmp

      Filesize

      72KB

    • memory/4364-61-0x0000000005560000-0x000000000566A000-memory.dmp

      Filesize

      1.0MB

    • memory/4364-60-0x0000000005A50000-0x0000000006068000-memory.dmp

      Filesize

      6.1MB

    • memory/4364-59-0x0000000000BC0000-0x0000000000BF2000-memory.dmp

      Filesize

      200KB

    • memory/4364-63-0x0000000005510000-0x000000000554C000-memory.dmp

      Filesize

      240KB

    • memory/4568-42-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-26-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-44-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-48-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-40-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-36-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-32-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-30-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-28-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-46-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-38-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-53-0x0000000000400000-0x00000000005C6000-memory.dmp

      Filesize

      1.8MB

    • memory/4568-55-0x0000000000400000-0x00000000005C6000-memory.dmp

      Filesize

      1.8MB

    • memory/4568-50-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-52-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-34-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-25-0x0000000004B60000-0x0000000004B72000-memory.dmp

      Filesize

      72KB

    • memory/4568-24-0x0000000004B60000-0x0000000004B78000-memory.dmp

      Filesize

      96KB

    • memory/4568-23-0x0000000004BB0000-0x0000000005154000-memory.dmp

      Filesize

      5.6MB

    • memory/4568-22-0x0000000002690000-0x00000000026AA000-memory.dmp

      Filesize

      104KB