Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-02-2024 08:28

General

  • Target

    0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe

  • Size

    986KB

  • MD5

    cdcfa8aab8a4766ddb88df4635104d83

  • SHA1

    7ad43cc7224f694995e53325a581e659eabe2e16

  • SHA256

    0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8

  • SHA512

    9948e0571bfd8a167ad456a7aa4380b7f73f0bc77475b827bb20303a5fe1bce03670900e275cec573c88df51cd42a2060012bba623c7358640af8e1209210acb

  • SSDEEP

    24576:FJRsQJVHvu3/mAUf45P3z55KTBmfswlibk:bWgHv0wq50TAfpEk

Score
10/10

Malware Config

Extracted

Family

darkcloud

Attributes

Signatures

  • DarkCloud

    An information stealer written in Visual Basic.

  • Detects executables containing SQL queries to confidential data stores. Observed in infostealers 3 IoCs
  • Detects executables packed with SmartAssembly 2 IoCs
  • UPX dump on OEP (original entry point) 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe
    "C:\Users\Admin\AppData\Local\Temp\0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UbaskbOLQNa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF9A2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3324
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UbaskbOLQNa.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3668
    • 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\0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3076
    • C:\Users\Admin\AppData\Local\Temp\0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe
      "C:\Users\Admin\AppData\Local\Temp\0414ef0adb12bfe054d85f9196cee419bee6a7692187d83239bd5f8ee867c4c8.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    3d086a433708053f9bf9523e1d87a4e8

    SHA1

    b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

    SHA256

    6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

    SHA512

    931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ggbl0yuc.vgi.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpF9A2.tmp

    Filesize

    1KB

    MD5

    b2ea99960560fae3bc389a0728614d78

    SHA1

    822f202cf2d34e41b45ddb9d073d444c2ade2b04

    SHA256

    0f0d1eb82a5f14a8af1a926c666e137c3fe18be8410d7eb874a2f72a5b449b74

    SHA512

    c18eec1903f08997892be70a9b64e5db091051d580e86883be1a8b9bc8b654fc56026e2614180b353b10ef77198a1900564d41b56ed5697d8730ab3472d59652

  • memory/1188-98-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1188-26-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1188-31-0x0000000000400000-0x0000000000463000-memory.dmp

    Filesize

    396KB

  • memory/1500-5-0x00000000078E0000-0x00000000078EA000-memory.dmp

    Filesize

    40KB

  • memory/1500-0-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/1500-8-0x0000000004EA0000-0x0000000004EA8000-memory.dmp

    Filesize

    32KB

  • memory/1500-9-0x0000000004EB0000-0x0000000004EBC000-memory.dmp

    Filesize

    48KB

  • memory/1500-10-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/1500-11-0x0000000009260000-0x0000000009302000-memory.dmp

    Filesize

    648KB

  • memory/1500-12-0x0000000007B90000-0x0000000007BA0000-memory.dmp

    Filesize

    64KB

  • memory/1500-7-0x0000000004E70000-0x0000000004E88000-memory.dmp

    Filesize

    96KB

  • memory/1500-6-0x0000000007C40000-0x0000000007CDC000-memory.dmp

    Filesize

    624KB

  • memory/1500-4-0x0000000007B90000-0x0000000007BA0000-memory.dmp

    Filesize

    64KB

  • memory/1500-3-0x0000000007930000-0x00000000079C2000-memory.dmp

    Filesize

    584KB

  • memory/1500-51-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/1500-2-0x0000000007E40000-0x00000000083E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1500-1-0x0000000000920000-0x0000000000A1C000-memory.dmp

    Filesize

    1008KB

  • memory/3076-17-0x0000000002520000-0x0000000002556000-memory.dmp

    Filesize

    216KB

  • memory/3076-72-0x0000000071120000-0x000000007116C000-memory.dmp

    Filesize

    304KB

  • memory/3076-18-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/3076-20-0x0000000004F10000-0x0000000005538000-memory.dmp

    Filesize

    6.2MB

  • memory/3076-36-0x0000000005710000-0x0000000005776000-memory.dmp

    Filesize

    408KB

  • memory/3076-96-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/3076-91-0x0000000007440000-0x0000000007448000-memory.dmp

    Filesize

    32KB

  • memory/3076-21-0x0000000002510000-0x0000000002520000-memory.dmp

    Filesize

    64KB

  • memory/3076-19-0x0000000002510000-0x0000000002520000-memory.dmp

    Filesize

    64KB

  • memory/3076-53-0x00000000059F0000-0x0000000005D44000-memory.dmp

    Filesize

    3.3MB

  • memory/3076-55-0x0000000005E10000-0x0000000005E2E000-memory.dmp

    Filesize

    120KB

  • memory/3076-88-0x0000000007350000-0x000000000735E000-memory.dmp

    Filesize

    56KB

  • memory/3076-86-0x00000000073A0000-0x0000000007436000-memory.dmp

    Filesize

    600KB

  • memory/3076-57-0x0000000002510000-0x0000000002520000-memory.dmp

    Filesize

    64KB

  • memory/3076-60-0x00000000063D0000-0x0000000006402000-memory.dmp

    Filesize

    200KB

  • memory/3076-84-0x0000000007120000-0x000000000713A000-memory.dmp

    Filesize

    104KB

  • memory/3668-87-0x00000000073F0000-0x0000000007401000-memory.dmp

    Filesize

    68KB

  • memory/3668-61-0x0000000071120000-0x000000007116C000-memory.dmp

    Filesize

    304KB

  • memory/3668-82-0x00000000070F0000-0x0000000007193000-memory.dmp

    Filesize

    652KB

  • memory/3668-59-0x000000007F990000-0x000000007F9A0000-memory.dmp

    Filesize

    64KB

  • memory/3668-56-0x0000000005F80000-0x0000000005FCC000-memory.dmp

    Filesize

    304KB

  • memory/3668-83-0x0000000007830000-0x0000000007EAA000-memory.dmp

    Filesize

    6.5MB

  • memory/3668-85-0x0000000007260000-0x000000000726A000-memory.dmp

    Filesize

    40KB

  • memory/3668-89-0x0000000007430000-0x0000000007444000-memory.dmp

    Filesize

    80KB

  • memory/3668-71-0x0000000006480000-0x000000000649E000-memory.dmp

    Filesize

    120KB

  • memory/3668-22-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/3668-58-0x0000000004B70000-0x0000000004B80000-memory.dmp

    Filesize

    64KB

  • memory/3668-90-0x0000000007530000-0x000000000754A000-memory.dmp

    Filesize

    104KB

  • memory/3668-46-0x0000000005850000-0x00000000058B6000-memory.dmp

    Filesize

    408KB

  • memory/3668-97-0x0000000074C90000-0x0000000075440000-memory.dmp

    Filesize

    7.7MB

  • memory/3668-25-0x0000000004B70000-0x0000000004B80000-memory.dmp

    Filesize

    64KB

  • memory/3668-28-0x0000000004FF0000-0x0000000005012000-memory.dmp

    Filesize

    136KB

  • memory/3668-24-0x0000000004B70000-0x0000000004B80000-memory.dmp

    Filesize

    64KB