Analysis

  • max time kernel
    142s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2023 12:47

General

  • Target

    36abc9a772188cbb0987aa02902f8c1a.exe

  • Size

    5.1MB

  • MD5

    36abc9a772188cbb0987aa02902f8c1a

  • SHA1

    80db260274266d9f3bb9f0daec2f713ff005a31b

  • SHA256

    36a7e7fd3d49319b996235956715766f84b91814a6a79a1ba29079b1025cc329

  • SHA512

    5f56f0f6001f90eb4ea1775244185a97c6db9d41913fad06eff2d0b4a1a6c72df9a8cb9065e70f9ed4fdbf9b8eddda8eebcc7fab542e4ca97e252034600b50b9

  • SSDEEP

    49152:cn2DvaIjuVNuEJBILdOQg1ftNDN+pay3+jAtAzKomGc1uGXe8ROtWmErE/LnwYcS:k2GIyVVSLEfs3g+LIQvJv7IV1IzA3

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe
    "C:\Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe
      C:\Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:2272

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe

    Filesize

    207KB

    MD5

    272a7eb636605b679114fbd065b7e1de

    SHA1

    8ce87fddcd58a3a805c89bafe05028da251e7605

    SHA256

    0419a3c74839596073a1b0d2e73af2d471055173875443ae78fea02f3cb1ecad

    SHA512

    4108f402ec4cb1c646cffd93dcb39432e08f6a0b0e4f87a562730616dce63f6e3021353d0aa21de7769be1ef30e27304e6e061608a65c897b7b0c93252635bc5

  • \Users\Admin\AppData\Local\Temp\36abc9a772188cbb0987aa02902f8c1a.exe

    Filesize

    385KB

    MD5

    ad80e54dcf6f0605b17c665ae654475f

    SHA1

    d1c9363d2e8619e2999edb6f4cfcc6b9bc1e0b68

    SHA256

    c815379895f99ea3185b315cd81a388d7ddf0f0a2fcdce0cb5ac38e55a88b2e0

    SHA512

    9aa9ec57f5bce1fe1cca56b686d581b5885808df3af95b0887aebd824e8c661f3e61a700bf5b1923db4b0194b11ca15708053368bf5afea8d63aebc0f7a8c7c1

  • memory/2080-0-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2080-1-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-3-0x0000000001FA0000-0x00000000021FA000-memory.dmp

    Filesize

    2.4MB

  • memory/2080-15-0x0000000000400000-0x0000000000605000-memory.dmp

    Filesize

    2.0MB

  • memory/2080-16-0x0000000004060000-0x00000000049FE000-memory.dmp

    Filesize

    9.6MB

  • memory/2080-43-0x0000000004060000-0x00000000049FE000-memory.dmp

    Filesize

    9.6MB

  • memory/2272-19-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB

  • memory/2272-21-0x0000000001FA0000-0x00000000021FA000-memory.dmp

    Filesize

    2.4MB

  • memory/2272-44-0x0000000000400000-0x0000000000D9E000-memory.dmp

    Filesize

    9.6MB