Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    06-12-2023 21:19

General

  • Target

    Bill_Of _Lading.exe

  • Size

    886KB

  • MD5

    088c8c2c2c8d6b7708c8c01fb400b9a8

  • SHA1

    f00831285d28f1a214afd8f6237fe5e5763d2b71

  • SHA256

    aa229130ed51294a06ff9dd26a0891c5da383cda41ceb0cf49e0878eb0ee021b

  • SHA512

    4958e80a06b48a3661671ae3a2906ebbaf7d7fde60d5c8ebb0fa7db74f8f472b8536867eb3fb329032759970ac92a13784f1c094ef69e48cc14956ca906a29bd

  • SSDEEP

    24576:EaMO8R992kY3dIhSElcdSUi/RGaq2BvoAVpTqh1q:vj8LLY3KhtysRdDTd

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bill_Of _Lading.exe
    "C:\Users\Admin\AppData\Local\Temp\Bill_Of _Lading.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2736
    • 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\Bill_Of _Lading.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2640
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NhTxRCnbW.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2504
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NhTxRCnbW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD0A7.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2644
    • 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:268

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD0A7.tmp

    Filesize

    1KB

    MD5

    01e7a2e6b51e739b0d554b04095b463a

    SHA1

    82ad8920618b67731b3c23b848484c9e5937c0e1

    SHA256

    347b2661f7da12ff26d6a6fee58cbb5a34bd9cf660809fa4d9f4ea7c0d86d083

    SHA512

    271a41df63aa359bb5e5e291be5ee0c39e35aa6c8e95f5e4662186d81edd2112e94404b5f55433b901493d9723d46458a027d48a10d7975f1157e4935437f6a0

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\Q4E0N9C7SN5AUI1I8XUC.temp

    Filesize

    7KB

    MD5

    bb531e2e8fad217c69a49aece1b99c55

    SHA1

    06d7bab8e5f5a5f8827d3e2321fd90b2e589e4fc

    SHA256

    f031b044b08a0a673824480d48f248dbcdb4bf9856997cb0258f920023ed8c99

    SHA512

    e2ac618439bde5115f6fcf0edd05a0dfad0387a8fc82fb72570b04aa4413681f1671562b9bd5f3d2f08cb20a1af605deee6b1d353ecbe5751d72caa280f25899

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

    Filesize

    7KB

    MD5

    bb531e2e8fad217c69a49aece1b99c55

    SHA1

    06d7bab8e5f5a5f8827d3e2321fd90b2e589e4fc

    SHA256

    f031b044b08a0a673824480d48f248dbcdb4bf9856997cb0258f920023ed8c99

    SHA512

    e2ac618439bde5115f6fcf0edd05a0dfad0387a8fc82fb72570b04aa4413681f1671562b9bd5f3d2f08cb20a1af605deee6b1d353ecbe5751d72caa280f25899

  • memory/268-44-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-41-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-45-0x0000000004A80000-0x0000000004AC0000-memory.dmp

    Filesize

    256KB

  • memory/268-37-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-46-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/268-33-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/268-49-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/268-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/268-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2504-38-0x0000000002870000-0x00000000028B0000-memory.dmp

    Filesize

    256KB

  • memory/2504-26-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2504-42-0x0000000002870000-0x00000000028B0000-memory.dmp

    Filesize

    256KB

  • memory/2504-32-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2504-48-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2640-30-0x00000000025A0000-0x00000000025E0000-memory.dmp

    Filesize

    256KB

  • memory/2640-36-0x00000000025A0000-0x00000000025E0000-memory.dmp

    Filesize

    256KB

  • memory/2640-47-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2640-34-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2640-28-0x000000006E400000-0x000000006E9AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2736-8-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB

  • memory/2736-7-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-0-0x0000000000CE0000-0x0000000000DC4000-memory.dmp

    Filesize

    912KB

  • memory/2736-6-0x0000000005DA0000-0x0000000005E1C000-memory.dmp

    Filesize

    496KB

  • memory/2736-5-0x00000000022C0000-0x00000000022CA000-memory.dmp

    Filesize

    40KB

  • memory/2736-4-0x00000000022B0000-0x00000000022B8000-memory.dmp

    Filesize

    32KB

  • memory/2736-3-0x0000000000810000-0x000000000082A000-memory.dmp

    Filesize

    104KB

  • memory/2736-2-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB

  • memory/2736-40-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2736-1-0x0000000074730000-0x0000000074E1E000-memory.dmp

    Filesize

    6.9MB