Analysis

  • max time kernel
    241s
  • max time network
    249s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 23:04

General

  • Target

    1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe

  • Size

    116KB

  • MD5

    cd1c5292a2f60a9bef3ce5a22c570595

  • SHA1

    86ac6cdbc4f0077385c7848ae3f92c56c27b6430

  • SHA256

    1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff

  • SHA512

    78a3fdd6837505f86fa4ea78510160ad351bfdbb365c24c6de5da6a173688c81f3aa4670e21ffe4c083c63611a59ffbb3e0d289740a7dd78ebc00744bdd16f84

  • SSDEEP

    1536:aN0TcIv9MtpJl4Uk+++pZgGEbplftRkDhfdxoMqYjFe1Jsl0KuwOZZZZH1gMiZsQ:o0TPMBl4UIRsjsO0xdZZZZVgSQ

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 29 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe
    "C:\Users\Admin\AppData\Local\Temp\1e70de52fea30a678703497b855f902207d24d797da1fecef3bfa5e520ab8aff.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1352
    • C:\Users\Admin\gqdooy.exe
      "C:\Users\Admin\gqdooy.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:268

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hidden Files and Directories

1
T1158

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Hidden Files and Directories

1
T1158

Modify Registry

2
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\gqdooy.exe
    Filesize

    116KB

    MD5

    8dc0be0a61172e180b89f8df63156a0e

    SHA1

    b4826eebec519f730328590707ddea746c34c3e0

    SHA256

    f3f758c27aa12c4d8810456bea7d7a84577c8fead69da2c2e755b2bedc8f2a89

    SHA512

    f1d8aa5ec08cce47b9227994445814368be8aca572bf42d16518a558db0b1ad8b6c0307228c31a1509faccee86e962f3d5df41a7f12d570ae2ab4ee29ba0f2f4

  • C:\Users\Admin\gqdooy.exe
    Filesize

    116KB

    MD5

    8dc0be0a61172e180b89f8df63156a0e

    SHA1

    b4826eebec519f730328590707ddea746c34c3e0

    SHA256

    f3f758c27aa12c4d8810456bea7d7a84577c8fead69da2c2e755b2bedc8f2a89

    SHA512

    f1d8aa5ec08cce47b9227994445814368be8aca572bf42d16518a558db0b1ad8b6c0307228c31a1509faccee86e962f3d5df41a7f12d570ae2ab4ee29ba0f2f4

  • \Users\Admin\gqdooy.exe
    Filesize

    116KB

    MD5

    8dc0be0a61172e180b89f8df63156a0e

    SHA1

    b4826eebec519f730328590707ddea746c34c3e0

    SHA256

    f3f758c27aa12c4d8810456bea7d7a84577c8fead69da2c2e755b2bedc8f2a89

    SHA512

    f1d8aa5ec08cce47b9227994445814368be8aca572bf42d16518a558db0b1ad8b6c0307228c31a1509faccee86e962f3d5df41a7f12d570ae2ab4ee29ba0f2f4

  • \Users\Admin\gqdooy.exe
    Filesize

    116KB

    MD5

    8dc0be0a61172e180b89f8df63156a0e

    SHA1

    b4826eebec519f730328590707ddea746c34c3e0

    SHA256

    f3f758c27aa12c4d8810456bea7d7a84577c8fead69da2c2e755b2bedc8f2a89

    SHA512

    f1d8aa5ec08cce47b9227994445814368be8aca572bf42d16518a558db0b1ad8b6c0307228c31a1509faccee86e962f3d5df41a7f12d570ae2ab4ee29ba0f2f4

  • memory/268-59-0x0000000000000000-mapping.dmp
  • memory/1352-56-0x0000000075D51000-0x0000000075D53000-memory.dmp
    Filesize

    8KB