Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 14:59

General

  • Target

    e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae.exe

  • Size

    683KB

  • MD5

    3288dbaae811a799ea563988c0d78315

  • SHA1

    48802f823b253a45d829b15bd0802db54ce35993

  • SHA256

    e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae

  • SHA512

    fc6b2c90ad9c9f2b906a6247230d2f71a0cbe764b0e3ea2c67d49477fb4f81580dd96a5ba2e3d11e92b15f8421b48e8afd7bd06e6d5ee009b8babfc1acf9cc80

  • SSDEEP

    12288:3I23I9uvcHdMFGNX/m7EA++tat0kanlWimxg8NBcHYPLICoPw896GpQkR:YYyK+wGGs+sY8283c4THew8EG9

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae.exe
    "C:\Users\Admin\AppData\Local\Temp\e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2156
    • 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\e0e366834de34a6e93035842b46662c2b1b05d350c1218953f8faab632ead3ae.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2132
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HDTjheWPb.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2544
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HDTjheWPb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp708E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3048
    • 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:2620

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp708E.tmp
    Filesize

    1KB

    MD5

    c53921a2d1286cbe813c2907dbf34ff2

    SHA1

    5c6a50103dea0b7ad724fd01f51c6fdbb5f3c2e1

    SHA256

    b3672ce9e67595ad0cf38ad0478b989ab2136466ef695a7046e65c13d2b830a4

    SHA512

    cd11b9203cb844b74d2ad51c66dedff0286ed715cb6893c8efb11d357f2882245d29ce558cdc5c3536b788a65b4628c5b4416f71428610abd20750ea4f7479a9

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

    7KB

    MD5

    e6702c0c6f85bf004cdf5e8d8d568f1d

    SHA1

    dc1e238c45e7ded0fbf1257bf000aadf19812543

    SHA256

    ce46aeb1de4947e97bee798c5d54ca54eebd5ec901148e89bd66095a1820e812

    SHA512

    91273b655bfb6b2019ba98ee341e072ccf3540dfc1c2296d254dbe673c647581b38ba5b0d0396adf5bea934e2dc2e040f4eef8fb1d1da32cf911a3c1737e40c1

  • memory/2156-4-0x0000000000580000-0x000000000059A000-memory.dmp
    Filesize

    104KB

  • memory/2156-3-0x0000000004500000-0x00000000045A2000-memory.dmp
    Filesize

    648KB

  • memory/2156-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp
    Filesize

    4KB

  • memory/2156-5-0x0000000000540000-0x0000000000550000-memory.dmp
    Filesize

    64KB

  • memory/2156-6-0x0000000005390000-0x0000000005414000-memory.dmp
    Filesize

    528KB

  • memory/2156-2-0x0000000074C90000-0x000000007537E000-memory.dmp
    Filesize

    6.9MB

  • memory/2156-1-0x0000000001050000-0x00000000010FE000-memory.dmp
    Filesize

    696KB

  • memory/2156-19-0x0000000074C9E000-0x0000000074C9F000-memory.dmp
    Filesize

    4KB

  • memory/2156-32-0x0000000074C90000-0x000000007537E000-memory.dmp
    Filesize

    6.9MB

  • memory/2620-29-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-31-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-30-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2620-26-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-24-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-22-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/2620-20-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB