Analysis

  • max time kernel
    89s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-02-2021 09:12

General

  • Target

    order confirmation 6026022001.exe

  • Size

    20KB

  • MD5

    a9ebeb182dacaf7bce486a6057eca4b3

  • SHA1

    a120761190e19ea911ade534cfa5b306d23f1290

  • SHA256

    0466e95386b646ceb150b3e44533c0f20aef85ba49757b9ec1fd1c01a47d31eb

  • SHA512

    6fa85664bc6b43f1fbcd338c94a64355575e6a4c2f5ee699c72c2c1f7ae1b1c5221b8c0c12d6e17e671361d21495e68ab8c5682a09281bf01cee0e6e1338a613

Score
10/10

Malware Config

Signatures

  • Turns off Windows Defender SpyNet reporting 2 TTPs
  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • Nirsoft 6 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 10 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\order confirmation 6026022001.exe
    "C:\Users\Admin\AppData\Local\Temp\order confirmation 6026022001.exe"
    1⤵
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1028
    • C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3340
      • C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe" /SpecialRun 4101d8 3340
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2360
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\order confirmation 6026022001.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2124
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\order confirmation 6026022001.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1472
    • C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\order confirmation 6026022001.exe" /WindowState ""1"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe" /SpecialRun 4101d8 360
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3996

Network

MITRE ATT&CK Matrix ATT&CK v6

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Disabling Security Tools

4
T1089

Modify Registry

5
T1112

Bypass User Account Control

1
T1088

Discovery

System Information Discovery

2
T1082

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    MD5

    1c19c16e21c97ed42d5beabc93391fc5

    SHA1

    8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

    SHA256

    1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

    SHA512

    7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    MD5

    d46cdfc794f5f1387f64cad4dfb0a58f

    SHA1

    dd6f6a0753f3b185b19546179472cd42c39f4289

    SHA256

    fb0ff133c726034f8db9c89c4157e0797f41105beca822b1a55c0dd89e2449e8

    SHA512

    1de92bd248d053d231b4493dfa663b38ed72bf33f1a178abc40ceaa6bf8027fb7bce8ee96f51de4329992a503c143025b7605d0d3c7fe963eda96abeb3a6c007

  • C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\341cfa96-a7fa-492e-9706-be3faf7eeb79\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\b74f44b4-1e07-46ac-a6aa-dde38701d571\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • memory/360-34-0x0000000000000000-mapping.dmp
  • memory/1028-9-0x0000000009400000-0x0000000009401000-memory.dmp
    Filesize

    4KB

  • memory/1028-8-0x0000000009900000-0x0000000009901000-memory.dmp
    Filesize

    4KB

  • memory/1028-21-0x0000000009740000-0x0000000009741000-memory.dmp
    Filesize

    4KB

  • memory/1028-7-0x0000000009350000-0x0000000009400000-memory.dmp
    Filesize

    704KB

  • memory/1028-6-0x0000000001580000-0x0000000001581000-memory.dmp
    Filesize

    4KB

  • memory/1028-5-0x0000000005620000-0x0000000005621000-memory.dmp
    Filesize

    4KB

  • memory/1028-3-0x0000000000E60000-0x0000000000E61000-memory.dmp
    Filesize

    4KB

  • memory/1028-2-0x0000000073EE0000-0x00000000745CE000-memory.dmp
    Filesize

    6.9MB

  • memory/1472-27-0x0000000006D32000-0x0000000006D33000-memory.dmp
    Filesize

    4KB

  • memory/1472-43-0x0000000008160000-0x0000000008161000-memory.dmp
    Filesize

    4KB

  • memory/1472-73-0x00000000096A0000-0x00000000096A1000-memory.dmp
    Filesize

    4KB

  • memory/1472-71-0x0000000006D33000-0x0000000006D34000-memory.dmp
    Filesize

    4KB

  • memory/1472-25-0x0000000006D30000-0x0000000006D31000-memory.dmp
    Filesize

    4KB

  • memory/1472-67-0x000000007F630000-0x000000007F631000-memory.dmp
    Filesize

    4KB

  • memory/1472-28-0x0000000007280000-0x0000000007281000-memory.dmp
    Filesize

    4KB

  • memory/1472-30-0x0000000007A50000-0x0000000007A51000-memory.dmp
    Filesize

    4KB

  • memory/1472-32-0x0000000007D60000-0x0000000007D61000-memory.dmp
    Filesize

    4KB

  • memory/1472-65-0x0000000009530000-0x0000000009531000-memory.dmp
    Filesize

    4KB

  • memory/1472-35-0x0000000007DD0000-0x0000000007DD1000-memory.dmp
    Filesize

    4KB

  • memory/1472-18-0x0000000073EE0000-0x00000000745CE000-memory.dmp
    Filesize

    6.9MB

  • memory/1472-16-0x0000000000000000-mapping.dmp
  • memory/1472-50-0x00000000093E0000-0x0000000009413000-memory.dmp
    Filesize

    204KB

  • memory/2124-41-0x0000000007930000-0x0000000007931000-memory.dmp
    Filesize

    4KB

  • memory/2124-26-0x0000000004882000-0x0000000004883000-memory.dmp
    Filesize

    4KB

  • memory/2124-15-0x0000000000000000-mapping.dmp
  • memory/2124-45-0x0000000008220000-0x0000000008221000-memory.dmp
    Filesize

    4KB

  • memory/2124-77-0x0000000009490000-0x0000000009491000-memory.dmp
    Filesize

    4KB

  • memory/2124-63-0x0000000008FC0000-0x0000000008FC1000-memory.dmp
    Filesize

    4KB

  • memory/2124-17-0x0000000073EE0000-0x00000000745CE000-memory.dmp
    Filesize

    6.9MB

  • memory/2124-19-0x0000000004730000-0x0000000004731000-memory.dmp
    Filesize

    4KB

  • memory/2124-68-0x00000000094F0000-0x00000000094F1000-memory.dmp
    Filesize

    4KB

  • memory/2124-70-0x000000007F3D0000-0x000000007F3D1000-memory.dmp
    Filesize

    4KB

  • memory/2124-22-0x00000000072C0000-0x00000000072C1000-memory.dmp
    Filesize

    4KB

  • memory/2124-72-0x0000000004883000-0x0000000004884000-memory.dmp
    Filesize

    4KB

  • memory/2124-24-0x0000000004880000-0x0000000004881000-memory.dmp
    Filesize

    4KB

  • memory/2360-13-0x0000000000000000-mapping.dmp
  • memory/3340-10-0x0000000000000000-mapping.dmp
  • memory/3996-39-0x0000000000000000-mapping.dmp