Analysis

  • max time kernel
    115s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2024 01:51

General

  • Target

    9ece8d4fd8ea3f61861fa7d20d64cbe82f00573d9e66a028c6d7e2c9423926e6.exe

  • Size

    812KB

  • MD5

    05b8c9291d4020dc85cf3b4358ac815f

  • SHA1

    3c24ab45013a24be5319f8db27353400ade2af03

  • SHA256

    9ece8d4fd8ea3f61861fa7d20d64cbe82f00573d9e66a028c6d7e2c9423926e6

  • SHA512

    c479f998e2d13031163d62f4af636ff9a9ade2227b6eff93b26904326fb9291a708f43b7a4347ff260260eae69d6783261b7e82bf98c1f7f7db9cccb7b2be130

  • SSDEEP

    12288:AkAEApRsBe9iyhEiL0shmP/hKl2QeKT3G484Qwygz6ozN8cTKYymBr4EoNant6iV:4pRssirdnhMneKTB84Wg2o5XhpE+t

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ece8d4fd8ea3f61861fa7d20d64cbe82f00573d9e66a028c6d7e2c9423926e6.exe
    "C:\Users\Admin\AppData\Local\Temp\9ece8d4fd8ea3f61861fa7d20d64cbe82f00573d9e66a028c6d7e2c9423926e6.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1372
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\vbEoKq.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3172
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vbEoKq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6D7F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2420
    • 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:116

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_v0t3yfku.knd.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmp6D7F.tmp
    Filesize

    1KB

    MD5

    0315e5b771e96b113db7bbf1cfb6b1cd

    SHA1

    183ef6cecefcc0b416b1cf4325034a27ed4ee2af

    SHA256

    d637efa1018dcdb0a9b9d67271f050c7d946df1ceb1188d58909632eaa51880a

    SHA512

    9757718155aabf49d50c1bc73d0b3d84581f07bcdbf8341ea5c20da492ab450b7ca9e4a54cf02e25c40a3e76c05968fe25a59d25d8ed7ff28c73b4efdcfc08b1

  • memory/116-69-0x0000000004D70000-0x0000000004D80000-memory.dmp
    Filesize

    64KB

  • memory/116-68-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/116-25-0x0000000005010000-0x0000000005076000-memory.dmp
    Filesize

    408KB

  • memory/116-24-0x0000000004D70000-0x0000000004D80000-memory.dmp
    Filesize

    64KB

  • memory/116-23-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/116-19-0x0000000000400000-0x0000000000442000-memory.dmp
    Filesize

    264KB

  • memory/116-60-0x0000000006460000-0x00000000064B0000-memory.dmp
    Filesize

    320KB

  • memory/1372-7-0x0000000006000000-0x000000000600C000-memory.dmp
    Filesize

    48KB

  • memory/1372-1-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/1372-9-0x000000000AE00000-0x000000000AE9C000-memory.dmp
    Filesize

    624KB

  • memory/1372-8-0x00000000086A0000-0x0000000008722000-memory.dmp
    Filesize

    520KB

  • memory/1372-2-0x0000000006070000-0x0000000006614000-memory.dmp
    Filesize

    5.6MB

  • memory/1372-3-0x00000000059F0000-0x0000000005A82000-memory.dmp
    Filesize

    584KB

  • memory/1372-0-0x0000000000F50000-0x0000000001020000-memory.dmp
    Filesize

    832KB

  • memory/1372-21-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/1372-22-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/1372-6-0x0000000005FE0000-0x0000000005FFA000-memory.dmp
    Filesize

    104KB

  • memory/1372-5-0x0000000005AA0000-0x0000000005AAA000-memory.dmp
    Filesize

    40KB

  • memory/1372-4-0x0000000005CB0000-0x0000000005CC0000-memory.dmp
    Filesize

    64KB

  • memory/3172-29-0x0000000005540000-0x00000000055A6000-memory.dmp
    Filesize

    408KB

  • memory/3172-56-0x0000000007580000-0x000000000759A000-memory.dmp
    Filesize

    104KB

  • memory/3172-18-0x0000000005610000-0x0000000005C38000-memory.dmp
    Filesize

    6.2MB

  • memory/3172-37-0x0000000005E20000-0x0000000006174000-memory.dmp
    Filesize

    3.3MB

  • memory/3172-38-0x0000000006280000-0x000000000629E000-memory.dmp
    Filesize

    120KB

  • memory/3172-39-0x00000000062A0000-0x00000000062EC000-memory.dmp
    Filesize

    304KB

  • memory/3172-40-0x000000007F170000-0x000000007F180000-memory.dmp
    Filesize

    64KB

  • memory/3172-41-0x0000000006830000-0x0000000006862000-memory.dmp
    Filesize

    200KB

  • memory/3172-42-0x0000000070AD0000-0x0000000070B1C000-memory.dmp
    Filesize

    304KB

  • memory/3172-52-0x0000000006810000-0x000000000682E000-memory.dmp
    Filesize

    120KB

  • memory/3172-53-0x0000000004FD0000-0x0000000004FE0000-memory.dmp
    Filesize

    64KB

  • memory/3172-54-0x0000000007430000-0x00000000074D3000-memory.dmp
    Filesize

    652KB

  • memory/3172-55-0x0000000007BD0000-0x000000000824A000-memory.dmp
    Filesize

    6.5MB

  • memory/3172-26-0x00000000051A0000-0x00000000051C2000-memory.dmp
    Filesize

    136KB

  • memory/3172-57-0x0000000007600000-0x000000000760A000-memory.dmp
    Filesize

    40KB

  • memory/3172-58-0x0000000007800000-0x0000000007896000-memory.dmp
    Filesize

    600KB

  • memory/3172-59-0x0000000007780000-0x0000000007791000-memory.dmp
    Filesize

    68KB

  • memory/3172-16-0x0000000004FD0000-0x0000000004FE0000-memory.dmp
    Filesize

    64KB

  • memory/3172-61-0x00000000077B0000-0x00000000077BE000-memory.dmp
    Filesize

    56KB

  • memory/3172-62-0x00000000077C0000-0x00000000077D4000-memory.dmp
    Filesize

    80KB

  • memory/3172-63-0x00000000078C0000-0x00000000078DA000-memory.dmp
    Filesize

    104KB

  • memory/3172-64-0x00000000078A0000-0x00000000078A8000-memory.dmp
    Filesize

    32KB

  • memory/3172-67-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/3172-15-0x0000000074E50000-0x0000000075600000-memory.dmp
    Filesize

    7.7MB

  • memory/3172-14-0x0000000002990000-0x00000000029C6000-memory.dmp
    Filesize

    216KB