Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-10-2024 11:05

General

  • Target

    82c59fc1fde7d89e4a6ef2cd4b6fa924_JaffaCakes118.exe

  • Size

    781KB

  • MD5

    82c59fc1fde7d89e4a6ef2cd4b6fa924

  • SHA1

    7a836aff1631fadd5ff16dd360463b4cebd1a5d4

  • SHA256

    e0bb8d96067183c5cb3663ffa25c1d6a38ada75b3184cedcc96ead8df9c923b2

  • SHA512

    0e30a018e65442fb872128716dafbc7d84127bd69aa99d20d960829463ae103a23433f0827630fbb65343fdc4c65064d41ce29a8b226607543315e81840ce5f5

  • SSDEEP

    12288:g/sRpeFov6a3DEh14L6LGuS3MdInW+K580qxX7CYw921Hd6DEXI0p/MXBnfeAGqm:g/+eWz33LMvdInk8LF+YGEoF3eqm

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\82c59fc1fde7d89e4a6ef2cd4b6fa924_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\82c59fc1fde7d89e4a6ef2cd4b6fa924_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4808
    • C:\Windows\SysWOW64\net.exe
      net stop SharedAccess
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4604
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop SharedAccess
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4312
    • C:\Bonde.exe
      "C:\Bonde.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe" \melt "C:\Bonde.exe"
        3⤵
        • UAC bypass
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • System policy modification
        PID:2032
    • C:\Fly Crypter V2.2.exe
      "C:\Fly Crypter V2.2.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DFGADF~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DFGADF~1.EXE
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2984
        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DFGADF~1.EXE
          C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DFGADF~1.EXE
          4⤵
          • Executes dropped EXE
          PID:4972
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 464
            5⤵
            • Program crash
            PID:1516
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FLYCRY~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FLYCRY~1.EXE
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2080
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4284
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4972 -ip 4972
    1⤵
      PID:4704

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Bonde.exe

      Filesize

      109KB

      MD5

      b4f415bf77cfdb338625c2a5f8d5e7a9

      SHA1

      ab909620de41b5ea061e7be3325f2833588fd2a2

      SHA256

      e7a7f3ed55544c4af3a18db7be3caaf6f0234489108926b228953180f0a907b5

      SHA512

      22bbea891e9659b075af878869ec1b16b0e136fe4a1acf79e25a21b6d407eb17856e9223fb75f8fe187b1818a6effa5d5082868d9da427deb8d561c9eb6afdb2

    • C:\Fly Crypter V2.2.exe

      Filesize

      648KB

      MD5

      6d834f44f6917a90f6866d6c78b6cc3d

      SHA1

      b45605157e90c1e74991fa5e11ddc6af15543b52

      SHA256

      be21e4ed83151c2a0109e49d278357b70fab34573b82e90d5e6d4f9406722136

      SHA512

      1042c6aeb9f0845a41ca11a230f00676c921c03b1fbf588d0ddf7927882c69f90f36cd1f6bf12325888383a360217c5f681ce45c08a2dffdfaa39dc24c030f57

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\DFGADF~1.EXE

      Filesize

      136KB

      MD5

      60c13a2119c2de2a31f5f840f45810c7

      SHA1

      46855f968778fa84e28d7ee86a3e6249ec168d34

      SHA256

      fcfd2fcddb3a1d1d361ab26a9a1e03c3741cfed1926eb00202ea3d07fe12038b

      SHA512

      89eac1e20c014b7647231b9fe22df52887637d72e31f073b8f7680cb14e56a14f4d74111183f267582a5aceda507562747866a5621b3aa185bb47f7b51eb6f42

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\FLYCRY~1.EXE

      Filesize

      1.4MB

      MD5

      382f9747f94f98eb3265805b350b69f8

      SHA1

      f14361e805a26c5c5e6ba785a6c17e72261511a3

      SHA256

      630e19fa45c4174d6ab926c3a60e497e636f186a86fa4113bfa6fec7a38a7ba3

      SHA512

      e2c0eef3df68525ab36aa7cf5b9b13b7467d17e010f5fa7e783ea76d2f51d74e7aebc3a59660904a2def28fe4ffa1faab00202456b2a4320a7f3b653e7981387

    • C:\Windows\cmsetac.dll

      Filesize

      33KB

      MD5

      05396764a1c9d1968285251a16900e06

      SHA1

      16ccf1da530cdc1a5cf562873785a00fbf74b5ed

      SHA256

      88910f35b22d97ccef7b5b66ca407b0bf8b773920d42d1c7b712de3fd982d69c

      SHA512

      f571dae0ae0651518438d8864bf3eabfe199bc98b97a0beab5dd45f3b3b57da1178eedc72014a2bf39b95b033955e557dc635b752b9aebbfa5880b53cb497b00

    • C:\Windows\ntdtcstp.dll

      Filesize

      7KB

      MD5

      67587e25a971a141628d7f07bd40ffa0

      SHA1

      76fcd014539a3bb247cc0b761225f68bd6055f6b

      SHA256

      e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

      SHA512

      6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

    • memory/2032-89-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-92-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-110-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-107-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-104-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-62-0x00000000030E0000-0x00000000030EE000-memory.dmp

      Filesize

      56KB

    • memory/2032-101-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-98-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-95-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-70-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-71-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-73-0x00000000030E0000-0x00000000030EE000-memory.dmp

      Filesize

      56KB

    • memory/2032-72-0x00000000006F0000-0x00000000006F8000-memory.dmp

      Filesize

      32KB

    • memory/2032-74-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-77-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-80-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-83-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2032-86-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/2080-69-0x0000000002370000-0x000000000237E000-memory.dmp

      Filesize

      56KB

    • memory/2080-68-0x0000000002370000-0x000000000237E000-memory.dmp

      Filesize

      56KB

    • memory/4804-13-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/4804-51-0x0000000000400000-0x0000000000451000-memory.dmp

      Filesize

      324KB

    • memory/4804-49-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

    • memory/4972-40-0x0000000000400000-0x0000000000402800-memory.dmp

      Filesize

      10KB

    • memory/4972-31-0x0000000000400000-0x0000000000403000-memory.dmp

      Filesize

      12KB

    • memory/4972-33-0x0000000000400000-0x0000000000403000-memory.dmp

      Filesize

      12KB