Analysis

  • max time kernel
    145s
  • max time network
    157s
  • 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 15:11

General

  • Target

    131675744e12e01eb73fd34a82dd03d2d5ab80bd88b854836a13d0065e536c29.exe

  • Size

    1.1MB

  • MD5

    cdbe20f934581f5c98cf64bba69e40c7

  • SHA1

    4952ea7971e0cf5e9e9db73003b789af8df9c9b2

  • SHA256

    131675744e12e01eb73fd34a82dd03d2d5ab80bd88b854836a13d0065e536c29

  • SHA512

    5da129aace6efdeacffb11f38ad3aaffa9737dd6617c0968f1db6b95e149e380fad2418dad7584c033d4827519609841e1837009a1b00a31136895631b861360

  • SSDEEP

    12288:TMrzy90lhQNUVdkipE9ZCoTsNl/lewqlgMVyaOZW/ybxUfAoAp3LlrGvP8cemBD4:MyA1CKoTsPleJdmOwxaWZtSBCYg

Malware Config

Extracted

Family

amadey

Version

3.85

C2

http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Extracted

Family

redline

Botnet

naher

C2

77.91.68.48:19071

Attributes
  • auth_value

    62708e72becb72a24cf8843b46acc6a1

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

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

  • Program crash 1 IoCs
  • 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 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\131675744e12e01eb73fd34a82dd03d2d5ab80bd88b854836a13d0065e536c29.exe
    "C:\Users\Admin\AppData\Local\Temp\131675744e12e01eb73fd34a82dd03d2d5ab80bd88b854836a13d0065e536c29.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7107461.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7107461.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4020
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4363159.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4363159.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2724
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f2955462.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f2955462.exe
          4⤵
          • Executes dropped EXE
          PID:1820
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1820 -s 160
            5⤵
            • Program crash
            PID:1124
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3861622.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3861622.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2460
          • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
            "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2560
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
              6⤵
              • Creates scheduled task(s)
              PID:3348
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3704
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:3476
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:N"
                  7⤵
                    PID:4248
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "danke.exe" /P "Admin:R" /E
                    7⤵
                      PID:3052
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:4736
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:N"
                        7⤵
                          PID:5028
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\3ec1f323b5" /P "Admin:R" /E
                          7⤵
                            PID:3744
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4581245.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4581245.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3900
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i8512881.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i8512881.exe
                  2⤵
                  • Executes dropped EXE
                  PID:4128
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 196 -p 1820 -ip 1820
                1⤵
                  PID:1504
                • 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=3700 --field-trial-handle=2280,i,4114443225282860369,4764091921472631035,262144 --variations-seed-version /prefetch:8
                  1⤵
                    PID:3912
                  • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                    C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                    1⤵
                    • Executes dropped EXE
                    PID:1636
                  • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                    C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                    1⤵
                    • Executes dropped EXE
                    PID:1516

                  Network

                  MITRE ATT&CK Matrix ATT&CK v13

                  Execution

                  Scheduled Task/Job

                  1
                  T1053

                  Persistence

                  Create or Modify System Process

                  1
                  T1543

                  Windows Service

                  1
                  T1543.003

                  Boot or Logon Autostart Execution

                  1
                  T1547

                  Registry Run Keys / Startup Folder

                  1
                  T1547.001

                  Scheduled Task/Job

                  1
                  T1053

                  Privilege Escalation

                  Create or Modify System Process

                  1
                  T1543

                  Windows Service

                  1
                  T1543.003

                  Boot or Logon Autostart Execution

                  1
                  T1547

                  Registry Run Keys / Startup Folder

                  1
                  T1547.001

                  Scheduled Task/Job

                  1
                  T1053

                  Defense Evasion

                  Modify Registry

                  3
                  T1112

                  Impair Defenses

                  2
                  T1562

                  Disable or Modify Tools

                  2
                  T1562.001

                  Discovery

                  Query Registry

                  1
                  T1012

                  System Information Discovery

                  2
                  T1082

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i8512881.exe
                    Filesize

                    174KB

                    MD5

                    a37d8388aa1ba06947f11cde2010c529

                    SHA1

                    926060799238eb543c66d6b9a731d8ec4c5c3b59

                    SHA256

                    b603226be47345418ef4f70fe33a15923746791de43138733aa0915cced32d7b

                    SHA512

                    f7df4679d63b5d3a62fb12f541932b9beb1589d80bd7017c6d944caf6dbb42efbe7bc15e40758a6e424654fe82185c794b3c962dc9ce847729968a9e1e77d34a

                  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7107461.exe
                    Filesize

                    950KB

                    MD5

                    7c568de27ac0efaf6693f8a99ebd4b2e

                    SHA1

                    23baae1bac548abab7e8c4c9da6f7756676f3ae7

                    SHA256

                    e0cd362b8e15adbe61400dadbddd66c588e88fd5979b21dd10a39988437701e1

                    SHA512

                    a45223270fce1cbd143d968553396133e4708d54534cd5ec021e3e0e86f2daab000a31195da88b9763e00254828fa09af1080f038b2a19e5f7b0631bd4a95a7b

                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4581245.exe
                    Filesize

                    11KB

                    MD5

                    7e93bacbbc33e6652e147e7fe07572a0

                    SHA1

                    421a7167da01c8da4dc4d5234ca3dd84e319e762

                    SHA256

                    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                    SHA512

                    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x4363159.exe
                    Filesize

                    879KB

                    MD5

                    840a4e9ef8f079ff9c0a6ac6125bb88a

                    SHA1

                    af7063e2a9b043d501d1a11faa3c874321aecbd6

                    SHA256

                    6bf36ae166d6692f73dc73c7403d1dd19d9d2fc353c75ba02aabff4111367f36

                    SHA512

                    11248e6bbc4fd1494a6405a5042ab49dcb257de9a780456b2e5d0d40618fe36a69f9f6713478ad802a1875accf63b01df9b228526bc8bf2d562d09cfd8908cb4

                  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f2955462.exe
                    Filesize

                    1.7MB

                    MD5

                    80240e872e0bdba68c2a8189c1b3f11a

                    SHA1

                    554139a5a3efdee98fce92a806b9e91e22caa4f9

                    SHA256

                    a1fdc93704944a6337324c500fbaab03de7ec2678ebed1e9f0517d5c8351eed0

                    SHA512

                    be2a63b96738aa70ac0eb49fa9ec3a554ce337bc5997d9b82886f7206a6a6a70a71743dca0d285828b77a4fc924cfd83f0d4a1bcffbad85a1585c5e71f76010c

                  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\g3861622.exe
                    Filesize

                    224KB

                    MD5

                    8c6b79ec436d7cf6950a804c1ec7d3e9

                    SHA1

                    4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                    SHA256

                    4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                    SHA512

                    06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

                  • memory/1820-22-0x0000000000401000-0x0000000000530000-memory.dmp
                    Filesize

                    1.2MB

                  • memory/1820-21-0x0000000000401000-0x0000000000530000-memory.dmp
                    Filesize

                    1.2MB

                  • memory/3900-39-0x0000000000A50000-0x0000000000A5A000-memory.dmp
                    Filesize

                    40KB

                  • memory/4128-44-0x0000000000B10000-0x0000000000B40000-memory.dmp
                    Filesize

                    192KB

                  • memory/4128-45-0x0000000002DF0000-0x0000000002DF6000-memory.dmp
                    Filesize

                    24KB

                  • memory/4128-46-0x000000000AFF0000-0x000000000B608000-memory.dmp
                    Filesize

                    6.1MB

                  • memory/4128-47-0x000000000AAE0000-0x000000000ABEA000-memory.dmp
                    Filesize

                    1.0MB

                  • memory/4128-48-0x000000000AA00000-0x000000000AA12000-memory.dmp
                    Filesize

                    72KB

                  • memory/4128-49-0x000000000AA60000-0x000000000AA9C000-memory.dmp
                    Filesize

                    240KB

                  • memory/4128-50-0x000000000ABF0000-0x000000000AC3C000-memory.dmp
                    Filesize

                    304KB