Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 01:46

General

  • Target

    cb22cebed97d6363239f63cf28816b8a8c06977c6d8625a43a61f0afa8823b26.exe

  • Size

    748KB

  • MD5

    457143901d9ca2f0bc836c1dd1faefe3

  • SHA1

    11e554dcfca0dd51c5bfe92d35b9c13b21b81691

  • SHA256

    cb22cebed97d6363239f63cf28816b8a8c06977c6d8625a43a61f0afa8823b26

  • SHA512

    0bd04e37e8f3bb869783661972b83ec8fb6b06727eff27374d2855e714b31cd51b15ada8e46d8b09eda9367dd002f65436785b7962f80f5812396aff3c03c0d0

  • SSDEEP

    12288:Ykpcy+P2t8ysP8ZURBmtxjlk/u6ntgJ2E3P0DtaxoisMLHsXxteTX:Ykpcy5tVZqBmTji/PQP0Zaxd5LHxT

Malware Config

Extracted

Family

xworm

C2

head-experimental.gl.at.ply.gg:46178

best-bird.gl.at.ply.gg:27196

super-nearest.gl.at.ply.gg:17835

wiz.bounceme.net:6000

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

quasar

Version

3.1.5

Botnet

Slave

C2

stop-largely.gl.at.ply.gg:27116

Mutex

$Sxr-kl1r656AGsPQksTmi8

Attributes
  • encryption_key

    ql4fQ8TV9ZFP9vRX2myA

  • install_name

    $sxr~Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    $77STARTUP~MSF

  • subdirectory

    $sxr~SubDir

Extracted

Family

asyncrat

Botnet

Default

C2

finally-grande.gl.at.ply.gg:25844

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Detect Xworm Payload 7 IoCs
  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Async RAT payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 5 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cb22cebed97d6363239f63cf28816b8a8c06977c6d8625a43a61f0afa8823b26.exe
    "C:\Users\Admin\AppData\Local\Temp\cb22cebed97d6363239f63cf28816b8a8c06977c6d8625a43a61f0afa8823b26.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\Part1.exe
      "C:\Users\Admin\AppData\Local\Temp\Part1.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3896
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Part1.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of AdjustPrivilegeToken
        PID:4604
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Part1.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of AdjustPrivilegeToken
        PID:4880
    • C:\Users\Admin\AppData\Local\Temp\Part2.exe
      "C:\Users\Admin\AppData\Local\Temp\Part2.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3700
      • C:\Users\Admin\AppData\Local\Temp\Part 1.exe
        "C:\Users\Admin\AppData\Local\Temp\Part 1.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2212
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Part 1.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2024
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Part 1.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2304
      • C:\Users\Admin\AppData\Local\Temp\Part 2.exe
        "C:\Users\Admin\AppData\Local\Temp\Part 2.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4548
        • C:\Windows\SysWOW64\schtasks.exe
          "schtasks" /create /tn "$77STARTUP~MSF" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\Part 2.exe" /rl HIGHEST /f
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1372
      • C:\Users\Admin\AppData\Local\Temp\Part 3.exe
        "C:\Users\Admin\AppData\Local\Temp\Part 3.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:5012
      • C:\Users\Admin\AppData\Local\Temp\Part 4.exe
        "C:\Users\Admin\AppData\Local\Temp\Part 4.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3784
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Part 4.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:1576
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Part 4.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2736
      • C:\Users\Admin\AppData\Local\Temp\Windows PowerShell.exe
        "C:\Users\Admin\AppData\Local\Temp\Windows PowerShell.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

    Filesize

    944B

    MD5

    cadef9abd087803c630df65264a6c81c

    SHA1

    babbf3636c347c8727c35f3eef2ee643dbcc4bd2

    SHA256

    cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

    SHA512

    7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

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

    Filesize

    944B

    MD5

    10fb30dc297f99d6ebafa5fee8b24fa2

    SHA1

    76904509313a49a765edcde26b69c3a61f9fa225

    SHA256

    567bcacac120711fc04bf8e6c8cd0bff7b61e8ee0a6316254d1005ebb1264e6a

    SHA512

    c42ace1ea0923fa55592f4f486a508ea56997fdbe0200016b0fc16a33452fc28e4530129a315b3b3a5ede37a07097c13a0eb310c9e91e5d97bb7ce7b955b9498

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

    Filesize

    944B

    MD5

    929039f18a6c7352b68db3eee415ee47

    SHA1

    6711f5be6de777b7e1ff21fa43d05d83c90e3ef2

    SHA256

    c0038cbc4c22ad0eced4c7576a6fd33fa635e72b65a85a0a047538a8e038c487

    SHA512

    9fcc5aeb4aca36867d8cbfd33366fed75caa5802548bb543483d8441252a8fc8655bfa9a927cea61d5c037efbe6a00a047322192b51bd9977cc0fb2a2aa43faa

  • C:\Users\Admin\AppData\Local\Temp\Part 1.exe

    Filesize

    67KB

    MD5

    092a0c6fe885844fd74947e64e7fc11e

    SHA1

    bfe46f64f36f2e927d862a1a787f146ed2c01219

    SHA256

    91431cb73305e0f1fdc698907301b6d312a350f667c50765615672e7f10a68f2

    SHA512

    022589bd17b46e5486971a59b2517956bb15815266e48dc73a7ae9ac9efd42a348af09df471562eb71ffc94ce1e1845d54ca2994663d1496a385bce50ae595f0

  • C:\Users\Admin\AppData\Local\Temp\Part 2.exe

    Filesize

    409KB

    MD5

    e10c7425705b2bd3214fa96247ee21c4

    SHA1

    7603536b97ab6337fa023bafcf80579c2b4059e6

    SHA256

    021068ac225e479b124c33d9e7582c17fdea6e625b165b79e2c818479d8094e4

    SHA512

    47e031992d637fef2a67e4fb08d2d82eaba03eba6b80f3e0e0997153acf0d979d0294276c4a10a97daa50130540230865c56191e6fe8df07dbea11c50fa48a2d

  • C:\Users\Admin\AppData\Local\Temp\Part 3.exe

    Filesize

    63KB

    MD5

    27fe9341167a34f606b800303ac54b1f

    SHA1

    86373d218b48361bff1c23ddd08b6ab1803a51d0

    SHA256

    29e13a91af9b0ac77e9b7f8b0c26e5702f46bd8aea0333ca2d191d1d09c70c5d

    SHA512

    05b83ad544862d9c0cfc2651b2842624cff59fc4f454e0b1a2b36a705b558fad5a834f9f1af9f2626c57f1e3cd9aa400e290eaafb6efeb680422992bcbbde5b0

  • C:\Users\Admin\AppData\Local\Temp\Part 4.exe

    Filesize

    79KB

    MD5

    1f1b23752df3d29e7604ba52aea85862

    SHA1

    bb582c6cf022098b171c4c9c7318a51de29ebcf4

    SHA256

    4834d31394f19d42e8d2a035b4c3c9c36441340ea19fe766396848ecfb608960

    SHA512

    d52722ab73bb15d4a5b0033351f98f168192f382677e6d474f6cf506cf8dc2f5e421e45279b6cac0f074857f41a865d87b5d989450bfcb8eba925b7baa12fbde

  • C:\Users\Admin\AppData\Local\Temp\Part1.exe

    Filesize

    74KB

    MD5

    e35a7249966beef31a45272c53e06727

    SHA1

    cc54648f9c9423f7a625e96256c608791b1ab275

    SHA256

    ecb87965ad5fdc76a30721226b1cb8a6263bbbce476a0446ff730b6399022998

    SHA512

    1dc30dc4a690aa87211db37b8fbc152e2e9e2b2554927296ff62bd4d2a7ab542777faaa4752399719cfe816cf3886b3bb4a90539f3f197dedd52298f2a315114

  • C:\Users\Admin\AppData\Local\Temp\Part2.exe

    Filesize

    661KB

    MD5

    c47c0d681b491091209c54147c33da81

    SHA1

    58cb51be41aa576ce56d4c16c9c443e70e648f62

    SHA256

    429c5dd3f4af9dcaa0ebaefda12281af7c84b3e3aa05d1034ddf89d2bdefb720

    SHA512

    f3a6f9af783910dd94622bb0408385228dfe322487d9d89c140e2e49b8abbc3b9c9f3cb580635166d1ddf6f5b7feeac51380044cf100476d6994adc7cac6cc5c

  • C:\Users\Admin\AppData\Local\Temp\Windows PowerShell.exe

    Filesize

    27KB

    MD5

    4daae2de5a31125d02b057c1ff18d58f

    SHA1

    e1d603edfcc150a4718e2916ae3dda3aa9548dc8

    SHA256

    25510f3aa1b879ea92a3cba9583d73e447b8765bae6dfcc4954bb72df5beaa7f

    SHA512

    7cda96a69f9cddab307f3f08e1f38a4d059f0cc7f7119d4a48891efdb01cf101ebcc06cb2ce0702ea2d689d27ee45faddc0a13cd72503c609c4e544919549a2a

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_psgvs5g0.w3r.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/656-90-0x0000000000EF0000-0x0000000000EFE000-memory.dmp

    Filesize

    56KB

  • memory/656-93-0x00000000014D0000-0x00000000014E0000-memory.dmp

    Filesize

    64KB

  • memory/952-0-0x00007FFEE9B43000-0x00007FFEE9B45000-memory.dmp

    Filesize

    8KB

  • memory/952-1-0x0000000000980000-0x0000000000A42000-memory.dmp

    Filesize

    776KB

  • memory/2024-104-0x000001DE6C5A0000-0x000001DE6C5C2000-memory.dmp

    Filesize

    136KB

  • memory/2212-167-0x000000001D740000-0x000000001D74E000-memory.dmp

    Filesize

    56KB

  • memory/2212-60-0x00000000007A0000-0x00000000007B8000-memory.dmp

    Filesize

    96KB

  • memory/3700-26-0x0000000000A10000-0x0000000000ABC000-memory.dmp

    Filesize

    688KB

  • memory/3700-47-0x00007FFEE9B40000-0x00007FFEEA601000-memory.dmp

    Filesize

    10.8MB

  • memory/3700-91-0x00007FFEE9B40000-0x00007FFEEA601000-memory.dmp

    Filesize

    10.8MB

  • memory/3784-86-0x0000000000B00000-0x0000000000B1A000-memory.dmp

    Filesize

    104KB

  • memory/3896-27-0x00007FFEE9B40000-0x00007FFEEA601000-memory.dmp

    Filesize

    10.8MB

  • memory/3896-21-0x0000000000E50000-0x0000000000E68000-memory.dmp

    Filesize

    96KB

  • memory/3896-98-0x00007FFEE9B40000-0x00007FFEEA601000-memory.dmp

    Filesize

    10.8MB

  • memory/3896-168-0x00007FFEE9B40000-0x00007FFEEA601000-memory.dmp

    Filesize

    10.8MB

  • memory/4548-89-0x0000000004F20000-0x00000000054C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4548-97-0x0000000005CD0000-0x0000000005D0C000-memory.dmp

    Filesize

    240KB

  • memory/4548-96-0x0000000004EE0000-0x0000000004EF2000-memory.dmp

    Filesize

    72KB

  • memory/4548-95-0x0000000004B40000-0x0000000004BA6000-memory.dmp

    Filesize

    408KB

  • memory/4548-135-0x00000000061A0000-0x00000000061AA000-memory.dmp

    Filesize

    40KB

  • memory/4548-92-0x0000000004A90000-0x0000000004B22000-memory.dmp

    Filesize

    584KB

  • memory/4548-87-0x0000000000150000-0x00000000001BC000-memory.dmp

    Filesize

    432KB

  • memory/5012-70-0x00000000009C0000-0x00000000009D6000-memory.dmp

    Filesize

    88KB