Analysis

  • max time kernel
    139s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26-01-2024 19:28

General

  • Target

    WX3.exe

  • Size

    916KB

  • MD5

    9ac6079806fb87b0f396b7af773db257

  • SHA1

    ef3ad6fe0aa54146701c57424d0efb6b62abdb6c

  • SHA256

    cd6b42df418c54a291b058fd2900cc3d2519376461a9d1a11b108f3a389caab9

  • SHA512

    3b68b75593d22bec2b12bde480ab7c434a9c47cdc90fc79a23a6744ba7027a376bbce9809b18e09e290627cee122952b8a57598ffcaf4bc38698a19eebc82a63

  • SSDEEP

    12288:2Mrby906ebnGZA2B4FGP25i6A24wVkI3LFacF48DTwWYIierlXPsw1VUyz6WfbVF:tyS92B32Uu4wiAHxPxLnirC

Malware Config

Extracted

Family

redline

Botnet

norm

C2

77.91.124.145:4125

Attributes
  • auth_value

    1514e6c0ec3d10a36f68f61b206f5759

Extracted

Family

redline

Botnet

maxi

C2

77.91.124.145:4125

Attributes
  • auth_value

    6e90da232d4c2e35c1a36c250f5f8904

Signatures

  • Detects Healer an antivirus disabler dropper 20 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 11 IoCs
  • RedLine

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

  • RedLine payload 5 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 15 IoCs
  • Windows security modification 2 TTPs 4 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).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\WX3.exe
    "C:\Users\Admin\AppData\Local\Temp\WX3.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kina0373.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\kina0373.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kina8931.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kina8931.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2772
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\bu035792.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\bu035792.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2680
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cor0582.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\cor0582.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Loads dropped DLL
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2844
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmO95s84.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dmO95s84.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2664
        • C:\Windows\Temp\1.exe
          "C:\Windows\Temp\1.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:2140
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\en015455.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\en015455.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3012

Network

MITRE ATT&CK Matrix ATT&CK v13

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

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

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\en015455.exe
    Filesize

    168KB

    MD5

    9d86063fc7de11762516c0e39a895cdc

    SHA1

    ecab5814409a278e305dda153a7a58f4057f282d

    SHA256

    24ccce9355286d59cbb8fefc1de4c8115dab62747bf2a868fca792060816f361

    SHA512

    24a2339d7a8a5a69e3faa641ef65d4dad444a0c637bdc8650120e1c0af73ef8ae002e5ea11b5e2aace495162fd72f42afb6ba843288ac5e252dcdc4af3bf6a5b

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\kina0373.exe
    Filesize

    762KB

    MD5

    f876d8769b0abf367823f01afc87f65a

    SHA1

    957a66e805c61f60c6b820e2fb8ca67dae3fbed5

    SHA256

    fbec8ee70fb0156a1c0591f271ce602693d35ce4621e5d588bbe6aa1c44fc487

    SHA512

    c4dc20b2aa8878d4f359b05af51c976f43b47581d69aa2e602f5df7cf9d41f65b241c49801c667298768632d4116d6c567512b369bfe88119a881ebaf705638c

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\dmO95s84.exe
    Filesize

    417KB

    MD5

    9f440200db1ef238efcf4f1d486d5b4f

    SHA1

    d6f3608fed2cfd6fce641d67462e6c85705b93dc

    SHA256

    2b25c6ba02dbb797af2a65d358543b64627ebcc16a8f5361ba18a95402e7f434

    SHA512

    48a311c11713bcd1bc6f28defc17dfee6c612da2fa659549335eea549b8b9da7169ca842480c96d7757644c42f504caad086c1085132e595c5073ac29ee65e32

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\kina8931.exe
    Filesize

    315KB

    MD5

    d7b3fd8dc7bee73705a82a30f37d2021

    SHA1

    eb6e8d763a83a08ff7f5dcfdbd89911419651901

    SHA256

    1a60fc409319e0d1b88870ad787512c4926f6a667a7576859238aa2b93143829

    SHA512

    45bc46c550b254c3f160020c51c0f835d929def6ccba0b38f2562285fba212961267dbbfa92a11120232c1d6f46f4b97b1ae4c45e6e977b2f7877dc809135113

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\bu035792.exe
    Filesize

    12KB

    MD5

    1cd26b99e5e0ac90baa24c25deb05985

    SHA1

    fe2d38868cfabd33ea06b30b2c8362d53f5d841e

    SHA256

    b33847e5d19af70672a49b8a34d1ba576fdc4f054835dfe6f424441b2caa9a72

    SHA512

    889f3724d758a55f7f17b61d74e04a0392765ddf8f03acaceca2317affb7c34a655efee18c14c3a52f67e6a0bc33521b686acebc10dcfb7fa128e72b326baddb

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\cor0582.exe
    Filesize

    233KB

    MD5

    93915da06ce64c4f01792696d8bac219

    SHA1

    ab0245ba9fee65cc76ea21f8ca52d7b74ee39eae

    SHA256

    34111d4f8888f21f4090d2321aa9aa8e4568916aef0f640523c95592efdef514

    SHA512

    4c2c7b547bd19bdf1713ded521155d68546fb867428b7bc2d8f49aedf66dabf61d14d9199ec7698c01b4f8f3f8fbae16b29a2ef092027228cba6daa8e68807a2

  • \Windows\Temp\1.exe
    Filesize

    168KB

    MD5

    1073b2e7f778788852d3f7bb79929882

    SHA1

    7f5ca4d69e0fcaf8fe6de2e80455a8b90eb6e2c4

    SHA256

    c46ef7b768c697e57d379ddfdfd3fb4931bf3d535730ef60feca9332e7a19feb

    SHA512

    90cacc509128f9dfb4d96ae9e847ed61b2062297f39d03f481fb1f798b45b36a2d3a8fe2e6415bdc8ce363cf21decee5a9e080f23270395712da1fea9f4952d0

  • memory/2140-2185-0x0000000000230000-0x0000000000236000-memory.dmp
    Filesize

    24KB

  • memory/2140-2183-0x0000000000ED0000-0x0000000000F00000-memory.dmp
    Filesize

    192KB

  • memory/2664-108-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-120-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-2184-0x0000000000400000-0x00000000004D6000-memory.dmp
    Filesize

    856KB

  • memory/2664-2182-0x00000000005B0000-0x00000000006B0000-memory.dmp
    Filesize

    1024KB

  • memory/2664-2172-0x00000000020E0000-0x0000000002112000-memory.dmp
    Filesize

    200KB

  • memory/2664-2171-0x0000000004A60000-0x0000000004AA0000-memory.dmp
    Filesize

    256KB

  • memory/2664-124-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-122-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-118-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-116-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-114-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-112-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-110-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-106-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-104-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-102-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-100-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-98-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-96-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-94-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-88-0x0000000000310000-0x000000000036B000-memory.dmp
    Filesize

    364KB

  • memory/2664-87-0x00000000022E0000-0x0000000002346000-memory.dmp
    Filesize

    408KB

  • memory/2664-86-0x00000000005B0000-0x00000000006B0000-memory.dmp
    Filesize

    1024KB

  • memory/2664-90-0x00000000049B0000-0x0000000004A16000-memory.dmp
    Filesize

    408KB

  • memory/2664-89-0x0000000000400000-0x00000000004D6000-memory.dmp
    Filesize

    856KB

  • memory/2664-91-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2664-92-0x00000000049B0000-0x0000000004A0F000-memory.dmp
    Filesize

    380KB

  • memory/2680-30-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp
    Filesize

    9.9MB

  • memory/2680-28-0x0000000000900000-0x000000000090A000-memory.dmp
    Filesize

    40KB

  • memory/2680-29-0x000007FEF5B00000-0x000007FEF64EC000-memory.dmp
    Filesize

    9.9MB

  • memory/2844-73-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-65-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-59-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-61-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-63-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-67-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-42-0x00000000003D0000-0x00000000003FD000-memory.dmp
    Filesize

    180KB

  • memory/2844-69-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-71-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-43-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

  • memory/2844-44-0x0000000001DC0000-0x0000000001DDA000-memory.dmp
    Filesize

    104KB

  • memory/2844-55-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-57-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-49-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-47-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-41-0x0000000000240000-0x0000000000340000-memory.dmp
    Filesize

    1024KB

  • memory/2844-53-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-46-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-51-0x0000000002060000-0x0000000002072000-memory.dmp
    Filesize

    72KB

  • memory/2844-45-0x0000000002060000-0x0000000002078000-memory.dmp
    Filesize

    96KB

  • memory/2844-75-0x0000000000400000-0x00000000004A8000-memory.dmp
    Filesize

    672KB

  • memory/3012-2192-0x0000000000270000-0x000000000029E000-memory.dmp
    Filesize

    184KB

  • memory/3012-2193-0x0000000000640000-0x0000000000646000-memory.dmp
    Filesize

    24KB