Analysis

  • max time kernel
    157s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:17

General

  • Target

    143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe

  • Size

    390KB

  • MD5

    302c8027c8728a76aebbdaa358bcf27f

  • SHA1

    b377bb11e4b31fac3779736dafd77d3930e68349

  • SHA256

    143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5

  • SHA512

    bec37bef66ef5ab381607b0ce2f3e4852b9c91e44187376e5065026db2b62150f418ea58b7646011c86bf096e4d22de36f28f8f54efbe137bbf54bc081615c8e

  • SSDEEP

    6144:KBy+bnr+6p0yN90QE7f11dRzGQkV6oNImWSzVGBmIqS8a0lCG:rMrey90lf1zcQkHNwSzAd0YG

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://77.91.68.61

Attributes
  • install_dir

    925e7e99c5

  • install_file

    pdates.exe

  • strings_key

    ada76b8b0e1f6892ee93c20ab8946117

  • url_paths

    /rock/index.php

rc4.plain

Extracted

Family

redline

Botnet

krast

C2

77.91.68.68:19071

Attributes
  • auth_value

    9059ea331e4599de3746df73ccb24514

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • 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 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe
    "C:\Users\Admin\AppData\Local\Temp\143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4628
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4396
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:5004
        • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
          "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4960
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:4492
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3796
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4596
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:1384
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:3912
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3244
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:2272
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:5044
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4765071.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4765071.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3752
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4060 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:1840
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2856

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4765071.exe

                  Filesize

                  173KB

                  MD5

                  2e579346644673daa171cbfbbf226e92

                  SHA1

                  15c654470dda2e03c3579cc06f02f01756b8f220

                  SHA256

                  e7fa30eaa844288719a635b40bfa1bce8aeb1bade6683915e00b71891453019a

                  SHA512

                  b5a0a0c869447ab586dfcb512b646b409139eb2e086c0c46f777fecb84d417fef7c75be688a3f63eea0fc704649b683f10afa20b9243e4e8d7363883daebe995

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe

                  Filesize

                  234KB

                  MD5

                  f5f946ac4583af832c2d637fd85246fb

                  SHA1

                  dffad329cad828e547d1eb418a4fc709ba05fcc7

                  SHA256

                  44e8ec63756866f0209362393b22273dd2106f5a207ff8f8e16f71ce45bf0455

                  SHA512

                  0f5fbb1400818078d97964da427e24cedd8a998343cc2de79a28b0137c629070ba60f44ea0c03fa8424c03040fff403cf4b72597596917ca72ba1eed2a55e9b6

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe

                  Filesize

                  223KB

                  MD5

                  aea234064483f651010cf9d981f59fea

                  SHA1

                  002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                  SHA256

                  58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                  SHA512

                  eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

                • memory/3752-33-0x0000000000180000-0x00000000001B0000-memory.dmp

                  Filesize

                  192KB

                • memory/3752-35-0x00000000070B0000-0x00000000070B6000-memory.dmp

                  Filesize

                  24KB

                • memory/4396-14-0x00007FF986C33000-0x00007FF986C35000-memory.dmp

                  Filesize

                  8KB

                • memory/4396-15-0x0000000000A00000-0x0000000000A0A000-memory.dmp

                  Filesize

                  40KB