Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    25-04-2024 03:45

General

  • Target

    5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe

  • Size

    841KB

  • MD5

    75ed7ada6d18a65d8bc94be6f96211c1

  • SHA1

    b5192d012d297f1e939632053a231ec9b63b2c67

  • SHA256

    5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8

  • SHA512

    b75393821360ee51258e608177eefe1209d255488078b58a4d6da503b23f48fb40aa5d5ced8fa2f445b492c698b71b7f82d31da58e3a233fea6f5cce22d7977f

  • SSDEEP

    12288:CfBa4VcKFZCKnOyAucLOvJ5+PrdLX2jzw0qUh5ZE2U38shqhSOS:C5msnNELhzp2j0KS2U38gl

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • 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 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 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe
    "C:\Users\Admin\AppData\Local\Temp\5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2388
    • 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\5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2568
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FnaENjVXOCyhBY.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2728
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FnaENjVXOCyhBY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3820.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2876
    • C:\Users\Admin\AppData\Local\Temp\5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe
      "C:\Users\Admin\AppData\Local\Temp\5bb5dab4e306d78f20a799afa2b943d5a5a1e4b91252050a76208d22cde932e8.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3820.tmp
    Filesize

    1KB

    MD5

    927e8bf909f7d6a573aa6b188173ec01

    SHA1

    37f497a2b7b29fc40f2be6d669ed272db9770676

    SHA256

    7c884a4d6f798ffc875f9926dc741f5c35d70091249fa8b843bc7a113cf2e5ce

    SHA512

    8a32e3dd9bdcc9aa5864e0a874901f92f0ab8ee1a34cc05a01b7ac5bcab02969d435888b11fc99712159fedf195d752c0d831bcd95caa2760e5d578a42928b24

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\26O97D4KXQF2P9OAU3IT.temp
    Filesize

    7KB

    MD5

    275f95333d2af271d6a721647655e479

    SHA1

    2fa2ef1eb45f4bcd8f36fcecccb8e438438406b9

    SHA256

    466138a6464009d01e736aaad1b4190dc4129b6d1beae66fce94801d045f4adf

    SHA512

    8f872f9e7479627f2ce7d0118f3afc196d23cc6f49954977ee3920b7b4616a9c6e0878f64803c915b90e529459f797bc95eea83d1e141d6a813e9d89d7ca72ea

  • memory/2388-1-0x0000000074910000-0x0000000074FFE000-memory.dmp
    Filesize

    6.9MB

  • memory/2388-0-0x0000000000B30000-0x0000000000C08000-memory.dmp
    Filesize

    864KB

  • memory/2388-2-0x0000000004A40000-0x0000000004A80000-memory.dmp
    Filesize

    256KB

  • memory/2388-3-0x0000000000420000-0x0000000000438000-memory.dmp
    Filesize

    96KB

  • memory/2388-4-0x0000000000440000-0x000000000044E000-memory.dmp
    Filesize

    56KB

  • memory/2388-5-0x0000000000460000-0x0000000000474000-memory.dmp
    Filesize

    80KB

  • memory/2388-6-0x0000000004D60000-0x0000000004DEE000-memory.dmp
    Filesize

    568KB

  • memory/2388-7-0x00000000005A0000-0x0000000000624000-memory.dmp
    Filesize

    528KB

  • memory/2388-31-0x0000000074910000-0x0000000074FFE000-memory.dmp
    Filesize

    6.9MB

  • memory/2536-30-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-43-0x00000000009D0000-0x0000000000A10000-memory.dmp
    Filesize

    256KB

  • memory/2536-24-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2536-28-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-22-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-20-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-33-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2536-48-0x00000000009D0000-0x0000000000A10000-memory.dmp
    Filesize

    256KB

  • memory/2536-47-0x0000000073610000-0x0000000073CFE000-memory.dmp
    Filesize

    6.9MB

  • memory/2536-42-0x0000000073610000-0x0000000073CFE000-memory.dmp
    Filesize

    6.9MB

  • memory/2536-23-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2568-41-0x0000000002CA0000-0x0000000002CE0000-memory.dmp
    Filesize

    256KB

  • memory/2568-36-0x0000000002CA0000-0x0000000002CE0000-memory.dmp
    Filesize

    256KB

  • memory/2568-44-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB

  • memory/2568-46-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB

  • memory/2568-35-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-38-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-40-0x0000000001DF0000-0x0000000001E30000-memory.dmp
    Filesize

    256KB

  • memory/2728-39-0x0000000001DF0000-0x0000000001E30000-memory.dmp
    Filesize

    256KB

  • memory/2728-37-0x0000000001DF0000-0x0000000001E30000-memory.dmp
    Filesize

    256KB

  • memory/2728-45-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB

  • memory/2728-34-0x000000006F810000-0x000000006FDBB000-memory.dmp
    Filesize

    5.7MB