Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-10-2023 16:33

General

  • Target

    255d887e4aee44b4a811fd99c76d7df6ce442316125d236f9b3891bd56b82f8cexe_JC.exe

  • Size

    3.8MB

  • MD5

    4c51b62c9ee7a37ddc010e48b516c243

  • SHA1

    77b6f4ce0867078a8d7c02fa1254912b6f4c0d00

  • SHA256

    255d887e4aee44b4a811fd99c76d7df6ce442316125d236f9b3891bd56b82f8c

  • SHA512

    8e292a6125309ad8e26606b4682001a8cfa8038818a9b28e4070a5133b73083bac608c48f00ae30e38fea170186de7e5da9c3528f8a55685c44d923c029e1adb

  • SSDEEP

    49152:T+eKofn4V0kl/gaMHqAwl6hXsM75LwV71pG7XPQx7PtwlSr+Ucbf3QC3aLVeolcB:

Malware Config

Signatures

  • Phemedrone

    An information and wallet stealer written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\255d887e4aee44b4a811fd99c76d7df6ce442316125d236f9b3891bd56b82f8cexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\255d887e4aee44b4a811fd99c76d7df6ce442316125d236f9b3891bd56b82f8cexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\ProgramData\Start Menu\QIGTCXT5.exe
      "C:\ProgramData\Start Menu\QIGTCXT5.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3536
    • C:\ProgramData\Templates\2VFHFDRJ.exe
      "C:\ProgramData\Templates\2VFHFDRJ.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2852
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:2476
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:3732
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1992

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\Microsoft\Windows\Start Menu\QIGTCXT5.exe

        Filesize

        1.3MB

        MD5

        126d1dba7efc0faed18afa036fb0468b

        SHA1

        fe58c79cc3b5d11d9c1fbf53db1e0d726c94c491

        SHA256

        adb8b6cfb9633759f3a08ecb160790aaa6a733d5671991c21a5a28deafbeef26

        SHA512

        a3c32b7b4961c13c4fafb1b71b123bf4d0ecdfc4087912429019fb63aaf17f132ae2c58135f2ea8d64643966e99a28c89fc67c6256e9dafcb310049ab6951ad9

      • C:\ProgramData\Microsoft\Windows\Start Menu\QIGTCXT5.exe

        Filesize

        1.3MB

        MD5

        126d1dba7efc0faed18afa036fb0468b

        SHA1

        fe58c79cc3b5d11d9c1fbf53db1e0d726c94c491

        SHA256

        adb8b6cfb9633759f3a08ecb160790aaa6a733d5671991c21a5a28deafbeef26

        SHA512

        a3c32b7b4961c13c4fafb1b71b123bf4d0ecdfc4087912429019fb63aaf17f132ae2c58135f2ea8d64643966e99a28c89fc67c6256e9dafcb310049ab6951ad9

      • C:\ProgramData\Microsoft\Windows\Templates\2VFHFDRJ.exe

        Filesize

        83KB

        MD5

        051c8b584ffde2a373d4a54d038bc46c

        SHA1

        d58abcb0d3875094b51e6836036bf65ff96b8b40

        SHA256

        711de934bbdb56f4335d776819d4059222f8b3376fcb4a72ac2fca0a38e45801

        SHA512

        8f28ce2467b8accba63be5a4983df4c8faed25a7f79c1f04560f47009969cbf84fc2afe4e08c2903c17f895afe29e397a91ed579d012f68fe08f0b4261552063

      • C:\ProgramData\Microsoft\Windows\Templates\2VFHFDRJ.exe

        Filesize

        83KB

        MD5

        051c8b584ffde2a373d4a54d038bc46c

        SHA1

        d58abcb0d3875094b51e6836036bf65ff96b8b40

        SHA256

        711de934bbdb56f4335d776819d4059222f8b3376fcb4a72ac2fca0a38e45801

        SHA512

        8f28ce2467b8accba63be5a4983df4c8faed25a7f79c1f04560f47009969cbf84fc2afe4e08c2903c17f895afe29e397a91ed579d012f68fe08f0b4261552063

      • C:\ProgramData\Templates\2VFHFDRJ.exe

        Filesize

        83KB

        MD5

        051c8b584ffde2a373d4a54d038bc46c

        SHA1

        d58abcb0d3875094b51e6836036bf65ff96b8b40

        SHA256

        711de934bbdb56f4335d776819d4059222f8b3376fcb4a72ac2fca0a38e45801

        SHA512

        8f28ce2467b8accba63be5a4983df4c8faed25a7f79c1f04560f47009969cbf84fc2afe4e08c2903c17f895afe29e397a91ed579d012f68fe08f0b4261552063

      • memory/1992-77-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-51-0x0000025569740000-0x0000025569750000-memory.dmp

        Filesize

        64KB

      • memory/1992-103-0x0000025571BC0000-0x0000025571BC1000-memory.dmp

        Filesize

        4KB

      • memory/1992-102-0x0000025571AB0000-0x0000025571AB1000-memory.dmp

        Filesize

        4KB

      • memory/1992-101-0x0000025571AB0000-0x0000025571AB1000-memory.dmp

        Filesize

        4KB

      • memory/1992-99-0x0000025571AA0000-0x0000025571AA1000-memory.dmp

        Filesize

        4KB

      • memory/1992-87-0x00000255718A0000-0x00000255718A1000-memory.dmp

        Filesize

        4KB

      • memory/1992-84-0x0000025571960000-0x0000025571961000-memory.dmp

        Filesize

        4KB

      • memory/1992-81-0x0000025571970000-0x0000025571971000-memory.dmp

        Filesize

        4KB

      • memory/1992-79-0x0000025571960000-0x0000025571961000-memory.dmp

        Filesize

        4KB

      • memory/1992-35-0x0000025569640000-0x0000025569650000-memory.dmp

        Filesize

        64KB

      • memory/1992-78-0x0000025571970000-0x0000025571971000-memory.dmp

        Filesize

        4KB

      • memory/1992-67-0x0000025571D20000-0x0000025571D21000-memory.dmp

        Filesize

        4KB

      • memory/1992-68-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-69-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-70-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-71-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-72-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-73-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-74-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-75-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/1992-76-0x0000025571D50000-0x0000025571D51000-memory.dmp

        Filesize

        4KB

      • memory/2184-0-0x0000000000BE0000-0x0000000000FB6000-memory.dmp

        Filesize

        3.8MB

      • memory/2184-1-0x00007FFFC3030000-0x00007FFFC3AF1000-memory.dmp

        Filesize

        10.8MB

      • memory/2184-29-0x00007FFFC3030000-0x00007FFFC3AF1000-memory.dmp

        Filesize

        10.8MB

      • memory/2852-34-0x00007FFFC3030000-0x00007FFFC3AF1000-memory.dmp

        Filesize

        10.8MB

      • memory/2852-32-0x00000000015F0000-0x0000000001600000-memory.dmp

        Filesize

        64KB

      • memory/2852-31-0x00007FFFC3030000-0x00007FFFC3AF1000-memory.dmp

        Filesize

        10.8MB

      • memory/2852-28-0x00000000015F0000-0x0000000001600000-memory.dmp

        Filesize

        64KB

      • memory/2852-26-0x00007FFFC3030000-0x00007FFFC3AF1000-memory.dmp

        Filesize

        10.8MB

      • memory/2852-25-0x0000000000DB0000-0x0000000000DCC000-memory.dmp

        Filesize

        112KB

      • memory/3536-30-0x000000006DF70000-0x000000006DF80000-memory.dmp

        Filesize

        64KB