Analysis

  • max time kernel
    96s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-11-2024 19:57

General

  • Target

    db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe

  • Size

    506KB

  • MD5

    d7e92a473ec52fd0305aabbf2158f8ac

  • SHA1

    bac156c3dde8494d11648081181dab005d997a56

  • SHA256

    db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e

  • SHA512

    8ad05e6aad911e39e777e0f2f2086fe67c250bab5b503edc3ea28981f8ebad4705e83b36df7801359b3ad935688b9f352b836070b77c6cc50750134d41f264e2

  • SSDEEP

    12288:jMrvy90p9ccBUGVGW4HMAK2zhwTei8N51jtyK+RE0s44w:IycTP4vwp8N51jtyKUEndw

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Signatures

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Healer family
  • 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 3 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe
    "C:\Users\Admin\AppData\Local\Temp\db82d087b9949c0344b21b87282b2ee84d4debac4f4d3f84a4964b670d49f70e.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:540
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku240499.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku240499.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4152
      • C:\Windows\Temp\1.exe
        "C:\Windows\Temp\1.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:6020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4152 -s 1520
        3⤵
        • Program crash
        PID:748
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4152 -ip 4152
    1⤵
      PID:2816

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\jr441973.exe

      Filesize

      14KB

      MD5

      0b8b8b4b522e92cd27363bf5e0995138

      SHA1

      7511862ea7cfeacc188200588772b4e1a8aa838c

      SHA256

      a6bdc6557df2e8baef2e01b7890b031e0ce352e2436943d53a49accf3ca013f2

      SHA512

      ff23871408d3c1f98a41c748bfa388bac99693d431780b03d60e14729222f6b443cd17e14207a951d40d2f846992e37f6f6bb27cc11239a686abd879b14bf884

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ku240499.exe

      Filesize

      426KB

      MD5

      9a77698cca1e75bbaab33e91e3b92bf8

      SHA1

      a301ce91c3024462092a5772f71e88e2657687c3

      SHA256

      b0d2546f6dbce6f51f6b6c91eba6adb140a824a1a7ff9c5857be3e8b930ad5b2

      SHA512

      54567ced4afd2bf76bd9817ae43091e8a94c39efb2412a7beaa86f127adbdf21831095e624d8ab0e4a7a7d0a77552774bab8248c1b17059492f96c72327f176f

    • C:\Windows\Temp\1.exe

      Filesize

      168KB

      MD5

      1073b2e7f778788852d3f7bb79929882

      SHA1

      7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

      SHA256

      c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

      SHA512

      90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

    • memory/540-8-0x0000000000590000-0x000000000059A000-memory.dmp

      Filesize

      40KB

    • memory/540-7-0x00007FF989173000-0x00007FF989175000-memory.dmp

      Filesize

      8KB

    • memory/4152-14-0x00000000007E0000-0x00000000008E0000-memory.dmp

      Filesize

      1024KB

    • memory/4152-15-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/4152-16-0x0000000000400000-0x00000000004D8000-memory.dmp

      Filesize

      864KB

    • memory/4152-17-0x0000000002580000-0x00000000025E6000-memory.dmp

      Filesize

      408KB

    • memory/4152-18-0x0000000004C40000-0x00000000051E4000-memory.dmp

      Filesize

      5.6MB

    • memory/4152-19-0x00000000051F0000-0x0000000005256000-memory.dmp

      Filesize

      408KB

    • memory/4152-23-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-27-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-81-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-79-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-77-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-75-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-73-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-71-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-69-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-65-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-63-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-61-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-59-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-58-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-55-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-51-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-49-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-47-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-45-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-43-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-41-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-39-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-35-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-33-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-29-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-25-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-83-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-67-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-53-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-37-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-31-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-21-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-20-0x00000000051F0000-0x000000000524F000-memory.dmp

      Filesize

      380KB

    • memory/4152-2100-0x00000000053F0000-0x0000000005422000-memory.dmp

      Filesize

      200KB

    • memory/4152-2121-0x0000000000400000-0x00000000004D8000-memory.dmp

      Filesize

      864KB

    • memory/4152-2122-0x0000000000400000-0x000000000045E000-memory.dmp

      Filesize

      376KB

    • memory/6020-2113-0x0000000000C20000-0x0000000000C50000-memory.dmp

      Filesize

      192KB

    • memory/6020-2114-0x0000000002C00000-0x0000000002C06000-memory.dmp

      Filesize

      24KB

    • memory/6020-2115-0x000000000AF50000-0x000000000B568000-memory.dmp

      Filesize

      6.1MB

    • memory/6020-2116-0x000000000AA80000-0x000000000AB8A000-memory.dmp

      Filesize

      1.0MB

    • memory/6020-2117-0x000000000A9B0000-0x000000000A9C2000-memory.dmp

      Filesize

      72KB

    • memory/6020-2118-0x000000000AA10000-0x000000000AA4C000-memory.dmp

      Filesize

      240KB

    • memory/6020-2119-0x0000000004D90000-0x0000000004DDC000-memory.dmp

      Filesize

      304KB