Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2024, 20:50

General

  • Target

    b5e7994a8e5d271d363f8087259401d813b6c7f1ac78f05a6694c7b01eee0a41.exe

  • Size

    659KB

  • MD5

    33d4020b09563bd82ee8abf5b76d1560

  • SHA1

    fa5cebacdf301a8b7cfe2dc9a03807c6bd67b9bc

  • SHA256

    b5e7994a8e5d271d363f8087259401d813b6c7f1ac78f05a6694c7b01eee0a41

  • SHA512

    5eb2adfe75544ea876bebd1ed27a399b51665306a941fd1690964c59df2139b49ca56016042855f4e6b63a35aafd0dc1a7092bd85494bca21ace5b168a801bbb

  • SSDEEP

    12288:IMriy90JU30vm4zyzvWW+8T4e/PBTELFt59/rwJZNCXAVft/juC4j1:qygO0vm44ve3U4Zt5RuZUXyBrI1

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Signatures

  • Detects Healer an antivirus disabler dropper 17 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 20 IoCs
  • Redline family
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5e7994a8e5d271d363f8087259401d813b6c7f1ac78f05a6694c7b01eee0a41.exe
    "C:\Users\Admin\AppData\Local\Temp\b5e7994a8e5d271d363f8087259401d813b6c7f1ac78f05a6694c7b01eee0a41.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un932477.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un932477.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3772
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1582.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1582.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:1120
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1120 -s 1080
          4⤵
          • Program crash
          PID:4836
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4835.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4835.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:444
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1120 -ip 1120
    1⤵
      PID:3828

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un932477.exe

      Filesize

      517KB

      MD5

      24053b6e5a48d79e78f8bb0021fde4f1

      SHA1

      4b411fc846d264908eddd2b1c1744c0def6d7664

      SHA256

      f5b45bdf3a4b48f09ccfdff623f733e9b6d31d1831f84a10e020144a3959150d

      SHA512

      ca852bfacff8093edd35cd64624a0f875e925e8908515293c41d6d126f1e51d8db5459ce5019a1517b0cf07f52c2c8c04023b92c503384e36097747ba7d74f19

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1582.exe

      Filesize

      237KB

      MD5

      f61cb1c8d08aaef7049922e6a207bc2d

      SHA1

      0168194911ae6f9cf3b98df9cfcfa41748d93a91

      SHA256

      d535b6c1da20879b712066accf63cd0824617d0e9b4803bcd4869ba2563d339c

      SHA512

      29f30bd708042a4f4659e11d0bb1d586c690acae06b9305cb7ce05852b0563a1904315359dc681a46d50cda8e2081e2106ee848e78f8ff055bdb7e55a1a739b3

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4835.exe

      Filesize

      295KB

      MD5

      f655f59757be61f2521f9dd9cae522cd

      SHA1

      c86ce0b1be80588e855b6fd7b681e3e7110f3cc9

      SHA256

      d3c54dc4f0f8d1817f9318b2eea2805c91b0cd1f7a75da721e05b9a0e396367e

      SHA512

      85bf5778183745650cae52d7d774b77900d30483b81823b9da772435dd29b9452438e5311c8f3d27ec8b96542daeb00e07e4df813176cfe1f3c64a53593695ca

    • memory/444-77-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-83-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-969-0x0000000005790000-0x000000000589A000-memory.dmp

      Filesize

      1.0MB

    • memory/444-968-0x00000000050F0000-0x0000000005708000-memory.dmp

      Filesize

      6.1MB

    • memory/444-62-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-63-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-65-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-67-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-81-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-72-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-971-0x00000000058F0000-0x000000000592C000-memory.dmp

      Filesize

      240KB

    • memory/444-972-0x0000000005A40000-0x0000000005A8C000-memory.dmp

      Filesize

      304KB

    • memory/444-79-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-970-0x00000000058D0000-0x00000000058E2000-memory.dmp

      Filesize

      72KB

    • memory/444-85-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-87-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-89-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-91-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-93-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-95-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-73-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-75-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-69-0x0000000005080000-0x00000000050BF000-memory.dmp

      Filesize

      252KB

    • memory/444-61-0x0000000005080000-0x00000000050C4000-memory.dmp

      Filesize

      272KB

    • memory/444-60-0x00000000025C0000-0x0000000002606000-memory.dmp

      Filesize

      280KB

    • memory/1120-43-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-55-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1120-54-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB

    • memory/1120-51-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1120-50-0x00000000004D0000-0x00000000005D0000-memory.dmp

      Filesize

      1024KB

    • memory/1120-22-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-23-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-25-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-27-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-29-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-31-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-33-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-35-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-39-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-41-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-45-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-47-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-49-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-37-0x0000000004B80000-0x0000000004B92000-memory.dmp

      Filesize

      72KB

    • memory/1120-21-0x0000000004B80000-0x0000000004B98000-memory.dmp

      Filesize

      96KB

    • memory/1120-20-0x0000000004C80000-0x0000000005224000-memory.dmp

      Filesize

      5.6MB

    • memory/1120-19-0x00000000024F0000-0x000000000250A000-memory.dmp

      Filesize

      104KB

    • memory/1120-18-0x0000000000400000-0x00000000004A9000-memory.dmp

      Filesize

      676KB

    • memory/1120-16-0x0000000000610000-0x000000000063D000-memory.dmp

      Filesize

      180KB

    • memory/1120-17-0x0000000000400000-0x0000000000430000-memory.dmp

      Filesize

      192KB

    • memory/1120-15-0x00000000004D0000-0x00000000005D0000-memory.dmp

      Filesize

      1024KB