Analysis

  • max time kernel
    168s
  • max time network
    183s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 02:11

General

  • Target

    e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a.exe

  • Size

    1.1MB

  • MD5

    6962527d9ac313319bd2b87cd12ab32c

  • SHA1

    cd5c57102e56d6af901919edf41dd85d9f012351

  • SHA256

    e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a

  • SHA512

    048f07a350e08d49e70b3a1a1d017c515f700ad0de2415130efe71c455b81cd656ab820104eff6bf39444d9cae1c2220066715ed8efec0e898602e9ea5ab3532

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 1 IoCs
  • XpertRAT

    XpertRAT is a remote access trojan with various capabilities.

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a.exe
    "C:\Users\Admin\AppData\Local\Temp\e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Local\Temp\e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a.exe
      "C:\Users\Admin\AppData\Local\Temp\e22a21011a6e843389fbbe8cab856a3ba7ecc184c779e2767cc91e666fa7b66a.exe"
      2⤵
      • Loads dropped DLL
      • Drops file in Windows directory
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1064
      • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
        "C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:932
        • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
          "C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Drops file in Windows directory
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:652
          • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
            "C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe"
            5⤵
            • UAC bypass
            • Windows security bypass
            • Executes dropped EXE
            • Windows security modification
            • Checks whether UAC is enabled
            • Suspicious use of SetThreadContext
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1332
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
              6⤵
              • Adds policy Run key to start application
              • Adds Run key to start application
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              PID:1460

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Discovery

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • C:\Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • C:\Windows\win.ini
    Filesize

    509B

    MD5

    d2a2412bddba16d60ec63bd9550d933f

    SHA1

    deb3d3bdc9055f0b4909b31d3048446848fae0e1

    SHA256

    79ff2254e38192be1626d05bec6c82e10c85e1cf91df7440c4c443380a1e877a

    SHA512

    8fecada107f72e59e43a689eeb8e2e18fa6134d0941c122025ed5bd00e5eab8114d7125bd289505be75641385a0c3f112d402c693f142c3ddc870d5fa8116e31

  • C:\Windows\win.ini
    Filesize

    509B

    MD5

    d2a2412bddba16d60ec63bd9550d933f

    SHA1

    deb3d3bdc9055f0b4909b31d3048446848fae0e1

    SHA256

    79ff2254e38192be1626d05bec6c82e10c85e1cf91df7440c4c443380a1e877a

    SHA512

    8fecada107f72e59e43a689eeb8e2e18fa6134d0941c122025ed5bd00e5eab8114d7125bd289505be75641385a0c3f112d402c693f142c3ddc870d5fa8116e31

  • C:\Windows\win.ini
    Filesize

    509B

    MD5

    d2a2412bddba16d60ec63bd9550d933f

    SHA1

    deb3d3bdc9055f0b4909b31d3048446848fae0e1

    SHA256

    79ff2254e38192be1626d05bec6c82e10c85e1cf91df7440c4c443380a1e877a

    SHA512

    8fecada107f72e59e43a689eeb8e2e18fa6134d0941c122025ed5bd00e5eab8114d7125bd289505be75641385a0c3f112d402c693f142c3ddc870d5fa8116e31

  • \Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • \Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • \Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • \Users\Admin\AppData\Local\Temp\frm_QANATS.exe
    Filesize

    1.1MB

    MD5

    72b518574405809b54d8e2d3a4283d50

    SHA1

    9429216ebd67da45ac4b9dbc24e5c47a24425e26

    SHA256

    4fde57eb8070711e8e30fe34ab1a1bf785f40a38d2fcb6468c2266f9b6e4cd2e

    SHA512

    a4def1b82fb9d93cadc35c6ffbb65660372962b3a66c1df9ca392055a30beec6cbe2a3f80006b32570efab0b865803e83138cecc3e23679f7946bdcce5bdccff

  • memory/652-88-0x0000000000000000-mapping.dmp
  • memory/652-118-0x0000000077C50000-0x0000000077DF9000-memory.dmp
    Filesize

    1.7MB

  • memory/932-109-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-112-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-120-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-119-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-115-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-113-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-108-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-80-0x0000000000000000-mapping.dmp
  • memory/932-107-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-106-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-105-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-104-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-103-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-101-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-99-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-92-0x00000000026C0000-0x000000000281C000-memory.dmp
    Filesize

    1.4MB

  • memory/932-93-0x0000000077C50000-0x0000000077DF9000-memory.dmp
    Filesize

    1.7MB

  • memory/932-94-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-95-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-96-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-97-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/932-98-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1064-75-0x0000000002680000-0x00000000027DC000-memory.dmp
    Filesize

    1.4MB

  • memory/1064-76-0x0000000077C50000-0x0000000077DF9000-memory.dmp
    Filesize

    1.7MB

  • memory/1064-57-0x0000000000000000-mapping.dmp
  • memory/1064-77-0x0000000077E40000-0x0000000077F16000-memory.dmp
    Filesize

    856KB

  • memory/1332-111-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/1332-124-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/1332-123-0x0000000000400000-0x000000000042C000-memory.dmp
    Filesize

    176KB

  • memory/1332-114-0x00000000004010B8-mapping.dmp
  • memory/1976-70-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-62-0x0000000077C50000-0x0000000077DF9000-memory.dmp
    Filesize

    1.7MB

  • memory/1976-71-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-63-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-72-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-56-0x0000000076851000-0x0000000076853000-memory.dmp
    Filesize

    8KB

  • memory/1976-69-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-73-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-65-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-68-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-67-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-74-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-66-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-64-0x0000000077E30000-0x0000000077FB0000-memory.dmp
    Filesize

    1.5MB