Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-12-2023 10:40

General

  • Target

    ZIM Third PartyPlace ents.exe

  • Size

    883KB

  • MD5

    db1f3dcaf38e21694f56bbe0bda7f65d

  • SHA1

    da91c43d51e1a2f70cd5211a88de5ed7e38efbb7

  • SHA256

    2992b737cc487bae341eee8c6b11377b5baaace7ee2904ba6e4c91c542f1a515

  • SHA512

    d100b8b4b87f83f64bcfeda23e0fa077be8476ee9ec8d941332939f5824eae70fc76d037b22f3018168c185dc472f82a3ecdd906e38a62b13e451ddec6154db1

  • SSDEEP

    24576:W/Le7eGlPG3CfUWrcKh1bnTysQnjTItqb1q:Wa7eGRfdNhKAtn

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ZIM Third PartyPlace ents.exe
    "C:\Users\Admin\AppData\Local\Temp\ZIM Third PartyPlace ents.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2892
    • 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\ZIM Third PartyPlace ents.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2948
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TKuEOTfesQN.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2632
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TKuEOTfesQN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6519.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2652
    • 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:1692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp6519.tmp

    Filesize

    1KB

    MD5

    bfeb054a608d5ac614e8a889e37bcbd5

    SHA1

    93cacc32676f97ee2bb342d658c2a2c367968fa8

    SHA256

    533dab18eb4e9f4124d6bf27e8c78b01627d962f61f980bd7c13f8a0bee873ce

    SHA512

    09b4bc59c511e7abbbb2e2090c86f32f9027e8406e048270d1ba8a63ac24215d55052aaf44cb3da045d161096ec4d8cd41f82691f16c87d3875ba78fa90437f6

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\B1C30EBGMSTLFGG9JTYB.temp

    Filesize

    7KB

    MD5

    601e1e11d382e52787b793c513acc9ef

    SHA1

    254f3760d4edca43679ff323656a3b03b5f0a440

    SHA256

    b293459bf90ae6357f6065bd99448898bcc763dae4a01c7ec2cd757be1cb7e6a

    SHA512

    f17c059beb7174477af89aca4398fe6363c63368a69a374a67331ed71366fffd3b0b7249dcd596e1781810f1bc6112f55aae3881d47bbc759a993672b0f46f8f

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

    Filesize

    7KB

    MD5

    601e1e11d382e52787b793c513acc9ef

    SHA1

    254f3760d4edca43679ff323656a3b03b5f0a440

    SHA256

    b293459bf90ae6357f6065bd99448898bcc763dae4a01c7ec2cd757be1cb7e6a

    SHA512

    f17c059beb7174477af89aca4398fe6363c63368a69a374a67331ed71366fffd3b0b7249dcd596e1781810f1bc6112f55aae3881d47bbc759a993672b0f46f8f

  • memory/1692-42-0x0000000004970000-0x00000000049B0000-memory.dmp

    Filesize

    256KB

  • memory/1692-41-0x0000000074E10000-0x00000000754FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1692-39-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-37-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-35-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1692-28-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-45-0x0000000074E10000-0x00000000754FE000-memory.dmp

    Filesize

    6.9MB

  • memory/1692-46-0x0000000004970000-0x00000000049B0000-memory.dmp

    Filesize

    256KB

  • memory/1692-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1692-27-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2632-25-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2632-43-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2632-23-0x00000000029F0000-0x0000000002A30000-memory.dmp

    Filesize

    256KB

  • memory/2632-22-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2892-5-0x00000000008B0000-0x00000000008BA000-memory.dmp

    Filesize

    40KB

  • memory/2892-40-0x0000000074E10000-0x00000000754FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-1-0x0000000074E10000-0x00000000754FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-8-0x0000000000870000-0x00000000008B0000-memory.dmp

    Filesize

    256KB

  • memory/2892-7-0x0000000074E10000-0x00000000754FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2892-6-0x0000000006180000-0x00000000061FA000-memory.dmp

    Filesize

    488KB

  • memory/2892-2-0x0000000000870000-0x00000000008B0000-memory.dmp

    Filesize

    256KB

  • memory/2892-4-0x00000000007F0000-0x00000000007F8000-memory.dmp

    Filesize

    32KB

  • memory/2892-3-0x0000000004410000-0x000000000442A000-memory.dmp

    Filesize

    104KB

  • memory/2892-0-0x0000000000940000-0x0000000000A22000-memory.dmp

    Filesize

    904KB

  • memory/2948-24-0x0000000001E40000-0x0000000001E80000-memory.dmp

    Filesize

    256KB

  • memory/2948-44-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-26-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB

  • memory/2948-21-0x000000006F960000-0x000000006FF0B000-memory.dmp

    Filesize

    5.7MB