Analysis

  • max time kernel
    139s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2023, 13:40

General

  • Target

    Freight Invoice.exe

  • Size

    898KB

  • MD5

    ec0588362715c96588697247677615b2

  • SHA1

    d53336d45024e222658a9273beb251b8b46a40ab

  • SHA256

    340d6d78c92b78977b31dca0085966611bcaddf72e9eb2b7ccd21a53e788ba71

  • SHA512

    1c2cda3adb8635dd84b2cd1762182b7ca74da9b46b2f4f635dd5e5bf865d151e03bdfdf1617debf1e5ce5a54b1a58750bc5611dd9e477442c5ff040654ee4108

  • SSDEEP

    12288:gkzfqBuJeX0opvnQdrXszkMG2AiN53thVj8ivvAmRGa1++p+8wr5L3dJ980v4yAT:XT6rkiYdrf2A+xtjj3vpGaNwr5LdJ9B

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    premium184.web-hosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ^HPUm$4%eL~b

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.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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.

  • 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Freight Invoice.exe
    "C:\Users\Admin\AppData\Local\Temp\Freight Invoice.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4612
    • 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\Freight Invoice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1804
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dajfQfE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5032
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dajfQfE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB05F.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1372
    • C:\Users\Admin\AppData\Local\Temp\Freight Invoice.exe
      "C:\Users\Admin\AppData\Local\Temp\Freight Invoice.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:452

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    4ce2fe45ec48705b842ae1873960c167

    SHA1

    469379d778f3c2964c93f9480162e51c5915138d

    SHA256

    af8ffb19f1f16fdd4e4295ddb6ad4f8159ce4d373634a39155d18e7606a1d222

    SHA512

    99d02a527b94915cc76974301f515311e1d2689a07e3d5ae12bfe015db0a0a20ab9a470e087163951a8f0cf7fcca346bdd68daa73115a615713cf62d0756683d

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_citnxlcz.ojf.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpB05F.tmp

    Filesize

    1KB

    MD5

    eb51395ec95c21069f8c7785a0640214

    SHA1

    e585ce8b2196d013c3d62685698871672ab877fe

    SHA256

    14ad63b92dcd61c80fa93a3b64fea76b89effc13719161795c6573d9537b85d8

    SHA512

    b3c31a52aaae3b206d928b4999108ce38b5e57eb7c2df8461b16d71c0d66d826f4415846a80e62b5ba4caafd2d66b2bf80921ba254d51960e5eb7ea12403293a

  • memory/452-103-0x0000000007130000-0x0000000007180000-memory.dmp

    Filesize

    320KB

  • memory/452-94-0x0000000005A50000-0x0000000005A60000-memory.dmp

    Filesize

    64KB

  • memory/452-88-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/452-49-0x0000000005A50000-0x0000000005A60000-memory.dmp

    Filesize

    64KB

  • memory/452-48-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/452-46-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/1804-52-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

    Filesize

    304KB

  • memory/1804-55-0x00000000027A0000-0x00000000027B0000-memory.dmp

    Filesize

    64KB

  • memory/1804-17-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1804-18-0x00000000027A0000-0x00000000027B0000-memory.dmp

    Filesize

    64KB

  • memory/1804-19-0x0000000005160000-0x0000000005788000-memory.dmp

    Filesize

    6.2MB

  • memory/1804-98-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/1804-20-0x00000000027A0000-0x00000000027B0000-memory.dmp

    Filesize

    64KB

  • memory/1804-92-0x0000000007430000-0x0000000007444000-memory.dmp

    Filesize

    80KB

  • memory/1804-91-0x0000000007420000-0x000000000742E000-memory.dmp

    Filesize

    56KB

  • memory/1804-85-0x00000000071D0000-0x00000000071EA000-memory.dmp

    Filesize

    104KB

  • memory/1804-24-0x0000000004EF0000-0x0000000004F12000-memory.dmp

    Filesize

    136KB

  • memory/1804-84-0x0000000007820000-0x0000000007E9A000-memory.dmp

    Filesize

    6.5MB

  • memory/1804-25-0x0000000005090000-0x00000000050F6000-memory.dmp

    Filesize

    408KB

  • memory/1804-83-0x0000000006EA0000-0x0000000006F43000-memory.dmp

    Filesize

    652KB

  • memory/1804-60-0x00000000756A0000-0x00000000756EC000-memory.dmp

    Filesize

    304KB

  • memory/1804-42-0x00000000058F0000-0x0000000005C44000-memory.dmp

    Filesize

    3.3MB

  • memory/1804-73-0x0000000006470000-0x000000000648E000-memory.dmp

    Filesize

    120KB

  • memory/1804-59-0x000000007EF40000-0x000000007EF50000-memory.dmp

    Filesize

    64KB

  • memory/1804-57-0x00000000027A0000-0x00000000027B0000-memory.dmp

    Filesize

    64KB

  • memory/1804-51-0x0000000005ED0000-0x0000000005EEE000-memory.dmp

    Filesize

    120KB

  • memory/1804-16-0x0000000002570000-0x00000000025A6000-memory.dmp

    Filesize

    216KB

  • memory/1804-56-0x00000000027A0000-0x00000000027B0000-memory.dmp

    Filesize

    64KB

  • memory/1804-54-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-4-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/4612-0-0x00000000009C0000-0x0000000000AA8000-memory.dmp

    Filesize

    928KB

  • memory/4612-50-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-7-0x00000000056B0000-0x00000000056CA000-memory.dmp

    Filesize

    104KB

  • memory/4612-1-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-8-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/4612-9-0x00000000056E0000-0x00000000056F0000-memory.dmp

    Filesize

    64KB

  • memory/4612-2-0x0000000005A40000-0x0000000005FE4000-memory.dmp

    Filesize

    5.6MB

  • memory/4612-10-0x0000000005A10000-0x0000000005A20000-memory.dmp

    Filesize

    64KB

  • memory/4612-3-0x0000000005530000-0x00000000055C2000-memory.dmp

    Filesize

    584KB

  • memory/4612-6-0x00000000057E0000-0x000000000587C000-memory.dmp

    Filesize

    624KB

  • memory/4612-11-0x00000000084F0000-0x000000000856C000-memory.dmp

    Filesize

    496KB

  • memory/4612-5-0x00000000054D0000-0x00000000054DA000-memory.dmp

    Filesize

    40KB

  • memory/5032-86-0x00000000073C0000-0x00000000073CA000-memory.dmp

    Filesize

    40KB

  • memory/5032-93-0x00000000076A0000-0x00000000076BA000-memory.dmp

    Filesize

    104KB

  • memory/5032-53-0x0000000002700000-0x0000000002710000-memory.dmp

    Filesize

    64KB

  • memory/5032-89-0x00000000075D0000-0x0000000007666000-memory.dmp

    Filesize

    600KB

  • memory/5032-90-0x0000000007570000-0x0000000007581000-memory.dmp

    Filesize

    68KB

  • memory/5032-22-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5032-21-0x0000000002700000-0x0000000002710000-memory.dmp

    Filesize

    64KB

  • memory/5032-87-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5032-26-0x0000000005170000-0x00000000051D6000-memory.dmp

    Filesize

    408KB

  • memory/5032-95-0x0000000007690000-0x0000000007698000-memory.dmp

    Filesize

    32KB

  • memory/5032-61-0x00000000756A0000-0x00000000756EC000-memory.dmp

    Filesize

    304KB

  • memory/5032-72-0x0000000002700000-0x0000000002710000-memory.dmp

    Filesize

    64KB

  • memory/5032-62-0x0000000002700000-0x0000000002710000-memory.dmp

    Filesize

    64KB

  • memory/5032-102-0x0000000074E00000-0x00000000755B0000-memory.dmp

    Filesize

    7.7MB

  • memory/5032-58-0x0000000007000000-0x0000000007032000-memory.dmp

    Filesize

    200KB