Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-06-2024 18:31

General

  • Target

    VSL'S PARTICULARS FOR TRUE-COMPASS V2406.docx.com.exe

  • Size

    500KB

  • MD5

    a1218b224442adb39e82ffb36780d809

  • SHA1

    2093738c71ef9a1dd7270b73646bed19beb7874b

  • SHA256

    e1e722daed3f9e886b15a541de7d67a023f42b2af431a5b6879ad7d32a1c36bf

  • SHA512

    f96808825b872d34a191867b9fd81f7672a32a764804c3e4e24b9ab926707ee234fa345b339213c78aaadb93a838e2702a0c23329fd760183ec9efe189710af6

  • SSDEEP

    6144:VhRkHGPBfjVd4QMtGOipbfHwQKUFXbo1Pd6fbwEVAL11h8SmUqDccuKr:PGu+Q+idNBLi7Ea11hF4cqr

Score
10/10

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VSL'S PARTICULARS FOR TRUE-COMPASS V2406.docx.com.exe
    "C:\Users\Admin\AppData\Local\Temp\VSL'S PARTICULARS FOR TRUE-COMPASS V2406.docx.com.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2688
    • C:\Users\Admin\AppData\Local\Temp\VSL'S PARTICULARS FOR TRUE-COMPASS V2406.docx.com.exe
      "C:\Users\Admin\AppData\Local\Temp\VSL'S PARTICULARS FOR TRUE-COMPASS V2406.docx.com.exe"
      2⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      PID:5068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsa474C.tmp\System.dll

    Filesize

    11KB

    MD5

    55a26d7800446f1373056064c64c3ce8

    SHA1

    80256857e9a0a9c8897923b717f3435295a76002

    SHA256

    904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

    SHA512

    04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

  • C:\Users\Admin\AppData\Local\Temp\nsa474C.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    ee449b0adce56fbfa433b0239f3f81be

    SHA1

    ec1e4f9815ea592a3f19b1fe473329b8ddfa201c

    SHA256

    c1cc3aa4326e83a73a778dee0cf9afcc03a6bafb0a32cea791a27eb9c2288985

    SHA512

    22fb25bc7628946213e6e970a865d3fbd50d12ce559c37d6848a82c28fa6be09fedffc3b87d5aea8dcfe8dfc4e0f129d9f02e32dae764b8e6a08332b42386686

  • memory/2688-36-0x00000000078E0000-0x0000000008C7E000-memory.dmp

    Filesize

    19.6MB

  • memory/2688-30-0x00000000078E0000-0x0000000008C7E000-memory.dmp

    Filesize

    19.6MB

  • memory/2688-31-0x0000000077B81000-0x0000000077CA1000-memory.dmp

    Filesize

    1.1MB

  • memory/2688-32-0x0000000010004000-0x0000000010005000-memory.dmp

    Filesize

    4KB

  • memory/2688-45-0x00000000078E0000-0x0000000008C7E000-memory.dmp

    Filesize

    19.6MB

  • memory/5068-34-0x0000000077C08000-0x0000000077C09000-memory.dmp

    Filesize

    4KB

  • memory/5068-35-0x0000000077C25000-0x0000000077C26000-memory.dmp

    Filesize

    4KB

  • memory/5068-37-0x00000000004A0000-0x00000000016F4000-memory.dmp

    Filesize

    18.3MB

  • memory/5068-38-0x0000000001700000-0x0000000002A9E000-memory.dmp

    Filesize

    19.6MB

  • memory/5068-40-0x0000000077B81000-0x0000000077CA1000-memory.dmp

    Filesize

    1.1MB

  • memory/5068-33-0x0000000001700000-0x0000000002A9E000-memory.dmp

    Filesize

    19.6MB