Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:31

General

  • Target

    947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297.exe

  • Size

    831KB

  • MD5

    6020e02d5920971b32a909d7b97492a5

  • SHA1

    a56f551ee8773da48bea6811e1a08814a6eacd1d

  • SHA256

    947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297

  • SHA512

    15a9ecffb1ffc7b9737392e4a10b9c100f81e91541e0d7a71d3c550bcd55c2c4b50dd39806f69fe766d2786fe7da38fc23a92106b996d9af1b6bada14a9a4f2f

  • SSDEEP

    12288:gfYNr4RCHExP45+po2+4zJIsZnUAg1jd80jT/W8u6OLCYMdBSWXqMNBQt1WBVFTw:/HEk+pJaQ8vK1tRWXhvy1MTCmp0ck

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.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297.exe
    "C:\Users\Admin\AppData\Local\Temp\947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3064
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qjfZZZfFGjaest.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qjfZZZfFGjaest" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA90B.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2708
    • C:\Users\Admin\AppData\Local\Temp\947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297.exe
      "C:\Users\Admin\AppData\Local\Temp\947ac03f0914498c33f09368c3faf962dd4756ee12872e3a5e26eafdb2e2a297.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA90B.tmp

    Filesize

    1KB

    MD5

    53a82ec927c806bee2b16f14b67e5faf

    SHA1

    396141c378ca51963c5803076e3ec290afc6af8d

    SHA256

    e83bacd5defeaddced51c41fce61d445cbeaa75ae82dd48db332a7e6599cd294

    SHA512

    894e9540f292cc252e25ef59bc34766f8d93e247a428c5dadd66f3b2799c80d33df26ff4b7db47ce2ebb6b5798c18bfe8d7317c978343f63d7079e153da82d81

  • memory/2784-29-0x0000000070000000-0x00000000705AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-28-0x0000000070000000-0x00000000705AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-32-0x0000000070000000-0x00000000705AB000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-30-0x0000000002760000-0x00000000027A0000-memory.dmp

    Filesize

    256KB

  • memory/2784-31-0x0000000002760000-0x00000000027A0000-memory.dmp

    Filesize

    256KB

  • memory/2796-13-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-14-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-20-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-25-0x0000000000340000-0x0000000000380000-memory.dmp

    Filesize

    256KB

  • memory/2796-24-0x0000000074D60000-0x000000007544E000-memory.dmp

    Filesize

    6.9MB

  • memory/2796-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-22-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2796-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2796-34-0x0000000000340000-0x0000000000380000-memory.dmp

    Filesize

    256KB

  • memory/2796-33-0x0000000074D60000-0x000000007544E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-6-0x0000000005150000-0x00000000051CA000-memory.dmp

    Filesize

    488KB

  • memory/3064-23-0x0000000074D60000-0x000000007544E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-1-0x0000000074D60000-0x000000007544E000-memory.dmp

    Filesize

    6.9MB

  • memory/3064-5-0x00000000006E0000-0x00000000006EA000-memory.dmp

    Filesize

    40KB

  • memory/3064-4-0x00000000003E0000-0x00000000003E8000-memory.dmp

    Filesize

    32KB

  • memory/3064-3-0x00000000007F0000-0x0000000000808000-memory.dmp

    Filesize

    96KB

  • memory/3064-2-0x0000000004BF0000-0x0000000004C30000-memory.dmp

    Filesize

    256KB

  • memory/3064-0-0x00000000000F0000-0x00000000001C6000-memory.dmp

    Filesize

    856KB