Analysis

  • max time kernel
    117s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-08-2024 08:47

General

  • Target

    266e2b54a3c5f954287acfc4f78b8ce0N.exe

  • Size

    1017KB

  • MD5

    266e2b54a3c5f954287acfc4f78b8ce0

  • SHA1

    feefc7929b0289b0e1a0c9d6c1130f99d692cace

  • SHA256

    902d031274b4361ae409d4dbca89951f2ee2d27a06fb645dba31b4d95ec3cb26

  • SHA512

    549d8047d0a1c6c90c5aaf39ff69716160837632f89f064ce3c9aeb3991c84f0b0bc808b47830b5096e698f8c0422b7d14c6cec06ff3fa022047bc7c77a0f932

  • SSDEEP

    12288:rjfoMXG5cpFKksKwPsVY3Ymfp2GJwJSHB8GM0T4TD+Yks/0g3yfd3k94g6cQ:rjuy2dsUZJO8B8pD+Yb/M3Eb6f

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 33 IoCs
  • Suspicious behavior: EnumeratesProcesses 60 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe
    "C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4940
    • C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0n.exe
      "C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0n.exe" C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4576
    • C:\Program Files (x86)\Adobe\acrotray.exe
      "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3128
      • C:\Program Files (x86)\Adobe\acrotray.exe
        "C:\Program Files (x86)\Adobe\acrotray.exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:644
      • C:\Program Files (x86)\Adobe\acrotray .exe
        "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2232
        • C:\Program Files (x86)\Adobe\acrotray .exe
          "C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray .exe" C:\Program Files (x86)\Adobe\acrotray.exe" C:\Users\Admin\AppData\Local\Temp\266e2b54a3c5f954287acfc4f78b8ce0N.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1028
  • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
    "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    PID:1844
  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4320 CREDAT:17410 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:5048
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4320 CREDAT:17416 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4056
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4320 CREDAT:17424 /prefetch:2
      2⤵
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Adobe\acrotray .exe

    Filesize

    1.0MB

    MD5

    f554c64871fd8e60f61d4a71f6548570

    SHA1

    d670bebd10d25adecf87c1d347cd80710cf15a99

    SHA256

    d9a3b7fa46415770959fce77f05f128c81839f8dc54eddc1a6839e1d8236b0d8

    SHA512

    9a1ec078bc9afff478208933375fe937af335cc12d8d329fc1ab70c998097c04b66fe658ad374b86a24466770e43b2a6cf58d59d206e02bbbbd827e12ce69257

  • C:\Program Files (x86)\Adobe\acrotray.exe

    Filesize

    1.0MB

    MD5

    6c6c8949114faf6f369e6635bb74d461

    SHA1

    96bf45383522d26fe12df82adfab03893bf65175

    SHA256

    34c5153b16ec299e4d071810eba0feea096422f968697b6649457fba40eabe20

    SHA512

    bf2e5df1ff606984deae2b1a1adca3dd4148ddf25933c37c24811a9aed6a3ac12a103bd58ddbfa3d2120ce4798b62684954506affc52cf89ff57e8b5672849a2

  • memory/4940-0-0x0000000010000000-0x0000000010010000-memory.dmp

    Filesize

    64KB