Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230824-en
  • resource tags

    arch:x64arch:x86image:win7-20230824-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2023 02:45

General

  • Target

    c2604dd88fb142816f76e70692ea0fc157d2ebcc654f5c545b2efc075900ce4e.exe

  • Size

    854KB

  • MD5

    747eb842e74c55f1fa64ab96a9c4aa90

  • SHA1

    cb6ea5590f0e82bce6f742716df715d540ac54c5

  • SHA256

    c2604dd88fb142816f76e70692ea0fc157d2ebcc654f5c545b2efc075900ce4e

  • SHA512

    e363a52c7860f9a12bcc5e3f3d82bfab16a8edc35bf871b9d49087d3fd7996bae8dd07bd3c468962eb5b73729e034de30279aaf523ed1e22f176c67d54d33a4a

  • SSDEEP

    24576:VlMSmrqvqQ4Fej+y5ZCENW4mbz9lTrIq:VlMpYGFeySCENW4mbzHTrj

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c2604dd88fb142816f76e70692ea0fc157d2ebcc654f5c545b2efc075900ce4e.exe
    "C:\Users\Admin\AppData\Local\Temp\c2604dd88fb142816f76e70692ea0fc157d2ebcc654f5c545b2efc075900ce4e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SGaktCAjnDlqh.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2948
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SGaktCAjnDlqh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBF69.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2612
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpBF69.tmp

    Filesize

    1KB

    MD5

    194664c3a8188e856581af824bccd2cb

    SHA1

    f42e0f373af4073dd7d82f49dbe205838ea4db1e

    SHA256

    3e6773ab1619231cb3d7a64f4db0530a530d2313c04636534ffe1827d8005afb

    SHA512

    26f640645cd19a7fc7402c99c731cfb16e6eeb954c4d9861cd996184b61291a6fa62a22dffe017f1a422a46a5094ed974effa9ae4be0fac6a1cdd22618290ac9

  • memory/920-24-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-29-0x0000000004B90000-0x0000000004BD0000-memory.dmp

    Filesize

    256KB

  • memory/920-26-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-35-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/920-27-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/920-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/920-22-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-17-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/920-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1700-5-0x0000000000AC0000-0x0000000000ACE000-memory.dmp

    Filesize

    56KB

  • memory/1700-1-0x0000000000B90000-0x0000000000C6C000-memory.dmp

    Filesize

    880KB

  • memory/1700-0-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1700-3-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1700-2-0x0000000004250000-0x0000000004290000-memory.dmp

    Filesize

    256KB

  • memory/1700-6-0x0000000005840000-0x00000000058BC000-memory.dmp

    Filesize

    496KB

  • memory/1700-28-0x0000000074490000-0x0000000074B7E000-memory.dmp

    Filesize

    6.9MB

  • memory/1700-4-0x00000000006E0000-0x00000000006F4000-memory.dmp

    Filesize

    80KB

  • memory/2948-32-0x00000000025E0000-0x0000000002620000-memory.dmp

    Filesize

    256KB

  • memory/2948-31-0x000000006DB10000-0x000000006E0BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-33-0x00000000025E0000-0x0000000002620000-memory.dmp

    Filesize

    256KB

  • memory/2948-34-0x00000000025E0000-0x0000000002620000-memory.dmp

    Filesize

    256KB

  • memory/2948-30-0x000000006DB10000-0x000000006E0BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-36-0x000000006DB10000-0x000000006E0BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-37-0x000000006DB10000-0x000000006E0BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-38-0x00000000025E0000-0x0000000002620000-memory.dmp

    Filesize

    256KB

  • memory/2948-40-0x00000000025E0000-0x0000000002620000-memory.dmp

    Filesize

    256KB

  • memory/2948-41-0x000000006DB10000-0x000000006E0BB000-memory.dmp

    Filesize

    5.7MB