Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 17:16

General

  • Target

    394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe

  • Size

    832KB

  • MD5

    4cc3e6a5b1f5473111ed0fe08c85455b

  • SHA1

    5c13bab0cff294b13c0542fca040c19ec94e2967

  • SHA256

    394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35

  • SHA512

    58ec9c7407439d5143a2614add8bd79063be03cc94539628ceb7290b362c1ff0e9a2884cae59700151a60d1b55db1ca3da4e395196137b89af443ceed19963c5

  • SSDEEP

    12288:ac5nF8ME6jD/yecHhUHkWlijOnpmz32LP7PP0WKLcuCgRNwgqYqRe:acPtD/yeGXWliGmzGLjZdgRSgqg

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe
    "C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2380
    • 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\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2688
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ocsLtLXucVcFxs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2724
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ocsLtLXucVcFxs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5DE.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2804
    • C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe
      "C:\Users\Admin\AppData\Local\Temp\394633bc848d312c2e79e48b1b10eadbce297624c6b844d4f643d93b1fb33c35.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpC5DE.tmp

    Filesize

    1KB

    MD5

    2db713f74ce6cd754ec19261175cb84d

    SHA1

    a9301d3da1643fe479dbdb9c176346ad6e106b5a

    SHA256

    63dc29e03bee522df2e2fe44f2c9028ad1bd0e8ac0f7ebbdf26c394c2f3c11f6

    SHA512

    ffd5e76df2a5aa858549ed3335c5e65266ff4419902dfd160d178aebf7f0ed4aaf667b14cd60a8edc3ba8901404758615cc3524ce15a9a9cfc14171c62a7d282

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\B0LI36PFMBDP75IYODK7.temp

    Filesize

    7KB

    MD5

    f4ede9cabfe2cf64445ead1c063dfa87

    SHA1

    bb671cbef7836e11c547df79fbdeefcd0e236c1e

    SHA256

    054b2042b68ca6d81ca5d46c78c060c578d03b4af800ba62fa94a182a2a01eaa

    SHA512

    88fbdb129faaf71d3d982b6d3b6d2068f90ed0c3fd1d8d073b5a2d70d93ddc88bc14766dafa5312b8d76944a032d0e50c4556e04943aa840bf3f993fdc84e684

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

    Filesize

    7KB

    MD5

    f4ede9cabfe2cf64445ead1c063dfa87

    SHA1

    bb671cbef7836e11c547df79fbdeefcd0e236c1e

    SHA256

    054b2042b68ca6d81ca5d46c78c060c578d03b4af800ba62fa94a182a2a01eaa

    SHA512

    88fbdb129faaf71d3d982b6d3b6d2068f90ed0c3fd1d8d073b5a2d70d93ddc88bc14766dafa5312b8d76944a032d0e50c4556e04943aa840bf3f993fdc84e684

  • memory/2380-3-0x0000000000360000-0x0000000000378000-memory.dmp

    Filesize

    96KB

  • memory/2380-4-0x0000000000560000-0x0000000000568000-memory.dmp

    Filesize

    32KB

  • memory/2380-5-0x00000000005C0000-0x00000000005CA000-memory.dmp

    Filesize

    40KB

  • memory/2380-6-0x0000000005CC0000-0x0000000005D3C000-memory.dmp

    Filesize

    496KB

  • memory/2380-7-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2380-8-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

    Filesize

    256KB

  • memory/2380-0-0x0000000000260000-0x0000000000334000-memory.dmp

    Filesize

    848KB

  • memory/2380-2-0x0000000004BA0000-0x0000000004BE0000-memory.dmp

    Filesize

    256KB

  • memory/2380-1-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2380-32-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2632-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2632-40-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2632-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-45-0x0000000073F40000-0x000000007462E000-memory.dmp

    Filesize

    6.9MB

  • memory/2632-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2688-35-0x00000000028B0000-0x00000000028F0000-memory.dmp

    Filesize

    256KB

  • memory/2688-37-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB

  • memory/2688-34-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB

  • memory/2688-42-0x00000000028B0000-0x00000000028F0000-memory.dmp

    Filesize

    256KB

  • memory/2688-44-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-36-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-38-0x00000000025F0000-0x0000000002630000-memory.dmp

    Filesize

    256KB

  • memory/2724-39-0x00000000025F0000-0x0000000002630000-memory.dmp

    Filesize

    256KB

  • memory/2724-41-0x00000000025F0000-0x0000000002630000-memory.dmp

    Filesize

    256KB

  • memory/2724-43-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB

  • memory/2724-33-0x000000006EFD0000-0x000000006F57B000-memory.dmp

    Filesize

    5.7MB