Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 01:15

General

  • Target

    67189dd8b1aa6133903b56a209afef0a9b1eb6784030eb4c1276bb4c381c7c94.exe

  • Size

    900KB

  • MD5

    2e1d5cba56b07abcba3ba5404d712e5a

  • SHA1

    7c796bbaed461ef57f74534c25edaefc0ffd724e

  • SHA256

    67189dd8b1aa6133903b56a209afef0a9b1eb6784030eb4c1276bb4c381c7c94

  • SHA512

    c4a23657400bbfc052ffae7c08ea68e3bb8b44d280547a5e0a7b1981910420ff2dd81545ba4d9b3b17432870bf33a64a55c77e3d0e1a6d00f6633f8b917bf720

  • SSDEEP

    24576:VllqhbDgTdWMpKScoOlF7OJpH3ukIO5SI:TGbDWdbcoOr7c30OwI

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67189dd8b1aa6133903b56a209afef0a9b1eb6784030eb4c1276bb4c381c7c94.exe
    "C:\Users\Admin\AppData\Local\Temp\67189dd8b1aa6133903b56a209afef0a9b1eb6784030eb4c1276bb4c381c7c94.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1348
    • 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\67189dd8b1aa6133903b56a209afef0a9b1eb6784030eb4c1276bb4c381c7c94.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2884
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eHYdRazvRVUlF.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:768
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eHYdRazvRVUlF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF132.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2284
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpF132.tmp

    Filesize

    1KB

    MD5

    3107d05e7e7af98e203667a0e301108f

    SHA1

    89752239fd66200a05f3ebb1afef4e3406ad211a

    SHA256

    233bd6d981b024bf69b351f51e1a11d27574c3aebcead78d4208c93de5605779

    SHA512

    e4403c3e40d5b065d8e29d361288e6373bfbda5fb7bb647ae42930e03d65648a59226bcc65add5a41edcbab88108870f414dcba73f5754fa1c7f4eafaea97c60

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

    Filesize

    7KB

    MD5

    98b7829290e2137ef2a44f25f8c624b4

    SHA1

    e4add6572634868bc4ae724736894856520d9010

    SHA256

    2ec8ff1df591ffee56d4bdf4c3d2d479239c4e2434e60978c247788aa0522e3a

    SHA512

    b7ec0703986db306e91ac606f5b3dba89b0172c3be431876d0cb4437f444d43df17499f2301406131b219e9aa051a6f3b3efefb15aa1dfe79157ac907f524c30

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

    Filesize

    7KB

    MD5

    98b7829290e2137ef2a44f25f8c624b4

    SHA1

    e4add6572634868bc4ae724736894856520d9010

    SHA256

    2ec8ff1df591ffee56d4bdf4c3d2d479239c4e2434e60978c247788aa0522e3a

    SHA512

    b7ec0703986db306e91ac606f5b3dba89b0172c3be431876d0cb4437f444d43df17499f2301406131b219e9aa051a6f3b3efefb15aa1dfe79157ac907f524c30

  • memory/768-22-0x000000006F410000-0x000000006F9BB000-memory.dmp

    Filesize

    5.7MB

  • memory/768-26-0x0000000001CA0000-0x0000000001CE0000-memory.dmp

    Filesize

    256KB

  • memory/768-41-0x000000006F410000-0x000000006F9BB000-memory.dmp

    Filesize

    5.7MB

  • memory/1348-36-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1348-4-0x0000000000420000-0x0000000000428000-memory.dmp

    Filesize

    32KB

  • memory/1348-3-0x0000000000380000-0x0000000000398000-memory.dmp

    Filesize

    96KB

  • memory/1348-0-0x00000000011D0000-0x00000000012B6000-memory.dmp

    Filesize

    920KB

  • memory/1348-19-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1348-34-0x0000000004A20000-0x0000000004A60000-memory.dmp

    Filesize

    256KB

  • memory/1348-1-0x00000000747B0000-0x0000000074E9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1348-2-0x0000000004A20000-0x0000000004A60000-memory.dmp

    Filesize

    256KB

  • memory/1348-5-0x0000000000430000-0x000000000043A000-memory.dmp

    Filesize

    40KB

  • memory/1348-6-0x00000000051D0000-0x000000000524A000-memory.dmp

    Filesize

    488KB

  • memory/2656-23-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-37-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-43-0x00000000735C0000-0x0000000073CAE000-memory.dmp

    Filesize

    6.9MB

  • memory/2656-25-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-40-0x00000000735C0000-0x0000000073CAE000-memory.dmp

    Filesize

    6.9MB

  • memory/2656-39-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-21-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2656-32-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2884-31-0x00000000025A0000-0x00000000025E0000-memory.dmp

    Filesize

    256KB

  • memory/2884-28-0x000000006F410000-0x000000006F9BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2884-24-0x00000000025A0000-0x00000000025E0000-memory.dmp

    Filesize

    256KB

  • memory/2884-20-0x000000006F410000-0x000000006F9BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2884-42-0x000000006F410000-0x000000006F9BB000-memory.dmp

    Filesize

    5.7MB

  • memory/2884-33-0x00000000025A0000-0x00000000025E0000-memory.dmp

    Filesize

    256KB