Analysis

  • max time kernel
    95s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    01-08-2024 01:26

General

  • Target

    Design Specification.exe

  • Size

    1.2MB

  • MD5

    9c00a98791d68b0c6a6de0b54c5fb2a4

  • SHA1

    1323ac73e31ca0ab98bf5282be089920544031a1

  • SHA256

    273cbe3cdaa8a8ee98cd7516b3f8511f66d191ee52c1998c43a1d772b002c52e

  • SHA512

    d598b7bba1cc0eb562d382d9d43e127d68ec10d7ae048c432e8d765a9e4d2a991da0b0699184cb57f9fc0ec651a3bf99b01dd2a78aae8a28b10d20bf3061c1b2

  • SSDEEP

    24576:GyzHgPQArY3MY5jdCtv3GhERG7Qnr7lth7sMukjdC6:GyzfArY3MY1d+OhERGsnrJth7fHdv

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7390139954:AAFw-89dzufZnN9iQ-qMJ7xuGsXRrzvXAEI/

Extracted

Family

redline

Botnet

Newlogs

C2

204.14.75.2:16383

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 5 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Delays execution with timeout.exe 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 49 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Design Specification.exe
    "C:\Users\Admin\AppData\Local\Temp\Design Specification.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Windows\system32\cmd.exe
      "cmd" /C wmic path win32_ComputerSystem get model
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2412
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic path win32_ComputerSystem get model
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2208
    • C:\Users\Admin\AppData\Local\Temp\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe
      "C:\Users\Admin\AppData\Local\Temp\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2876
      • 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\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2180
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\myGzDa.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:896
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\myGzDa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8DAF.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2516
      • C:\Users\Admin\AppData\Local\Temp\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe
        "C:\Users\Admin\AppData\Local\Temp\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:820
    • C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe
      "C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2936
      • 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\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1800
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wZQfmZuDNV.exe"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2944
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wZQfmZuDNV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7C61.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2912
      • C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe
        "C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe"
        3⤵
        • Executes dropped EXE
        PID:2144
      • C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe
        "C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2576
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C TIMEOUT /T 3 && DEL /f "C:\Users\Admin\AppData\Local\Temp\Design Specification.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2748
      • C:\Windows\system32\timeout.exe
        TIMEOUT /T 3
        3⤵
        • Delays execution with timeout.exe
        PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\XKSfkLbHzH\qRAxe4BVi4w4QAu.exe

    Filesize

    514KB

    MD5

    2f861fda2a090853f86410f0ff8d30dc

    SHA1

    060753fa5cca333b921038e442e68da378b24f3b

    SHA256

    5db136630ffb44706b82b763fed5f4ad055aa1f23105ec6f3a2705247efec2ef

    SHA512

    7bccda358f835157e2ba65c315ed8fa2c3f1a65114e659bfb16c147f590a3c443c0a1371c4d72b3a266357aa3d96883905aa5e379467253844f0ca58d33e819d

  • C:\Users\Admin\AppData\Local\Temp\qcppiBUtAinE\bcZ6UEHjq9RUQie.exe

    Filesize

    675KB

    MD5

    bbad7a6fee03dcde2ecfd6461f628851

    SHA1

    7536405200aef02a38bd0d59bbc7920bfb474e53

    SHA256

    874d65e5a417c725c846a9af3380a3c77442afa50c20929eda3ff715c5b61676

    SHA512

    1ab1b17295c25e6ac6c74c34fd23904ec10457cfe07d54e5b74f15ba7029689dae1802236f6c09ebdd26bf4d4c91df7620bbe07198057fa5be53c5f5af89255b

  • C:\Users\Admin\AppData\Local\Temp\tmp7C61.tmp

    Filesize

    1KB

    MD5

    c22ad49ca48dce73929dd4b7c3e91608

    SHA1

    311602602d08562918c957c1d1080bde5087384e

    SHA256

    d243c67f2b86f557360411fe73de8947c1fa9aee07b3f9cd2c8689d4de08978a

    SHA512

    c34a18ec8e15290b3de2654bf39e3f8dfadbfa526b80f11ad1de35269b414777b51c7abc05705a88d3f117b74ca8a9a1cc7c9dc2fb8cfd71490df9d3b4843dc3

  • C:\Users\Admin\AppData\Local\Temp\tmp8DAF.tmp

    Filesize

    1KB

    MD5

    803cca05ec4e866d767c9b318c689034

    SHA1

    26f944d7721034b4b795eccaaa8767bca4bcdf66

    SHA256

    0318982c26c1aaf409440f1a30d68da6b4d0506c814112bc47cd7fbf02395c54

    SHA512

    614d9deaffd2fb3782a11588f1067d5a9277889e526f20b6e67649f388314a40683693dfba1b4ff23f59edf0d6c55f5dc4e94e702f927e13e7cc15ea3c7e5b9a

  • C:\Users\Admin\AppData\Local\Temp\tmpAE89.tmp

    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

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

    Filesize

    92KB

    MD5

    dd6944619a1cff7c63c0e49ed65368ca

    SHA1

    a055ce9efa2206cdc35b924d43a5d06f453ce777

    SHA256

    58ea6de2879649260c0a62b6e8e045e88c3311978e993f63a8dfcdb0dba9f05d

    SHA512

    856d454cd202fc39bec08f7ea7fb9c631e5531c1d5ffc269d3ea4ef2cdd568b176da0f8e00ffd8c80eaad461cecbce213fa4cd46b142a7760fd32815261fddd7

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    2ea205e308e56e0231190dbe4b467d01

    SHA1

    af8d70c21c937f085dd73eabff81bd5de7b84e6f

    SHA256

    ae38dcf78496663861214dc508484cf7d2d945605394a622a09d42b2388aac61

    SHA512

    be4fe609d37ef44126445ad4416be305866ff97fe7756658ebec0f374f68c6efa780b4a47f3d1dc4f755bbcbaa254d7dee7b32679fd641dbac1088ed7f639915

  • memory/820-70-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-72-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-68-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-79-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-74-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/820-77-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/820-81-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/2576-41-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-46-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-37-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2576-39-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-43-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-48-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2576-50-0x0000000000400000-0x0000000000444000-memory.dmp

    Filesize

    272KB

  • memory/2876-20-0x0000000004130000-0x0000000004190000-memory.dmp

    Filesize

    384KB

  • memory/2876-18-0x00000000005F0000-0x0000000000606000-memory.dmp

    Filesize

    88KB

  • memory/2876-16-0x0000000000AF0000-0x0000000000B76000-memory.dmp

    Filesize

    536KB

  • memory/2884-0-0x000007FEF5643000-0x000007FEF5644000-memory.dmp

    Filesize

    4KB

  • memory/2884-1-0x0000000000C20000-0x0000000000D52000-memory.dmp

    Filesize

    1.2MB

  • memory/2936-21-0x0000000004D20000-0x0000000004DA6000-memory.dmp

    Filesize

    536KB

  • memory/2936-19-0x00000000003C0000-0x00000000003CE000-memory.dmp

    Filesize

    56KB

  • memory/2936-17-0x00000000000F0000-0x00000000001A0000-memory.dmp

    Filesize

    704KB