Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-11-2024 15:24

General

  • Target

    1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe

  • Size

    694KB

  • MD5

    ec40a248a16d96dc142dbb3790ca6975

  • SHA1

    87eaa2b463ecf0321eb2f82869dcfdc2cb780f46

  • SHA256

    1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778

  • SHA512

    6bbe02275246e09819a870f70c7adc22788885a2182d734561180dc5a6c08b6ff8f9483be8fbd3e5085da02554adde0d464aab4d8aa770fe08f4e19f2fcb718f

  • SSDEEP

    12288:qW3lK5SX0mH7vCJVMaeGr5m+ghXUoyFXwPOs3HI4PZe3Ue0W+c3w5cfnEyYEW:RvCJVM05m+ghyoOs3PPZLW/goEyzW

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook family
  • Formbook payload 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe
    "C:\Users\Admin\AppData\Local\Temp\1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1128
    • 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\1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3940
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\LbkCqCorY.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4660
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LbkCqCorY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC42B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1052
    • C:\Users\Admin\AppData\Local\Temp\1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe
      "C:\Users\Admin\AppData\Local\Temp\1d7608383da2756b65cc19e91419acd47290ee520b76a760bb5089f1738a7778.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:2344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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

    89faa0c607f5f33fdd16acd2be0bb642

    SHA1

    f5d283384c9d0472536a302159882d6cb0718691

    SHA256

    671749d4100c8dcabf72dfed92e9aead1c519d7c2d70acc1121bb12327ce2794

    SHA512

    79028ac6f955d9dba7228dcc83afc9c44dd019d251b59515f0f99b7ab98fb5d31b338525ae46d5f75ddc1eb74e885be4e6733eada47ba8c5193ad31dfa3ccfe4

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_frpqjpyb.zz4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC42B.tmp

    Filesize

    1KB

    MD5

    1f921c3f224301fd4c1fc8b1c6c6e9bd

    SHA1

    677031814324d3ca17a319759849cd74199487bf

    SHA256

    1325125727c55cd27cd9784c2bba920e7e2b2209857fb702d792ba67ed8ae818

    SHA512

    f445cd58abd3f79350a53e6e809d38172108c90de9c8fa6a0bd5562ce06ab595ef9ee285627e3e6e8ff3539f64694c499417569181f78903c94f5fd08a78a2cb

  • memory/1128-8-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/1128-2-0x00000000058D0000-0x0000000005E74000-memory.dmp

    Filesize

    5.6MB

  • memory/1128-6-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/1128-7-0x00000000058C0000-0x00000000058D2000-memory.dmp

    Filesize

    72KB

  • memory/1128-1-0x00000000007F0000-0x00000000008A4000-memory.dmp

    Filesize

    720KB

  • memory/1128-9-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/1128-10-0x0000000008610000-0x0000000008688000-memory.dmp

    Filesize

    480KB

  • memory/1128-4-0x00000000053C0000-0x000000000545C000-memory.dmp

    Filesize

    624KB

  • memory/1128-0-0x00000000743FE000-0x00000000743FF000-memory.dmp

    Filesize

    4KB

  • memory/1128-3-0x0000000005270000-0x0000000005302000-memory.dmp

    Filesize

    584KB

  • memory/1128-5-0x0000000005340000-0x000000000534A000-memory.dmp

    Filesize

    40KB

  • memory/1128-27-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/2344-26-0x00000000011F0000-0x000000000153A000-memory.dmp

    Filesize

    3.3MB

  • memory/2344-23-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3940-17-0x0000000005570000-0x0000000005B98000-memory.dmp

    Filesize

    6.2MB

  • memory/3940-49-0x0000000005F20000-0x0000000006274000-memory.dmp

    Filesize

    3.3MB

  • memory/3940-91-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/3940-15-0x0000000002980000-0x00000000029B6000-memory.dmp

    Filesize

    216KB

  • memory/3940-18-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/3940-84-0x0000000007900000-0x0000000007908000-memory.dmp

    Filesize

    32KB

  • memory/3940-16-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/3940-83-0x0000000007920000-0x000000000793A000-memory.dmp

    Filesize

    104KB

  • memory/3940-22-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/3940-75-0x0000000007C20000-0x000000000829A000-memory.dmp

    Filesize

    6.5MB

  • memory/3940-82-0x0000000007820000-0x0000000007834000-memory.dmp

    Filesize

    80KB

  • memory/3940-80-0x0000000007810000-0x000000000781E000-memory.dmp

    Filesize

    56KB

  • memory/3940-52-0x0000000007230000-0x0000000007262000-memory.dmp

    Filesize

    200KB

  • memory/3940-79-0x00000000077E0000-0x00000000077F1000-memory.dmp

    Filesize

    68KB

  • memory/3940-53-0x0000000074C80000-0x0000000074CCC000-memory.dmp

    Filesize

    304KB

  • memory/3940-73-0x0000000007270000-0x000000000728E000-memory.dmp

    Filesize

    120KB

  • memory/3940-74-0x00000000072A0000-0x0000000007343000-memory.dmp

    Filesize

    652KB

  • memory/4660-48-0x0000000005AC0000-0x0000000005B26000-memory.dmp

    Filesize

    408KB

  • memory/4660-76-0x0000000007280000-0x000000000729A000-memory.dmp

    Filesize

    104KB

  • memory/4660-77-0x00000000072F0000-0x00000000072FA000-memory.dmp

    Filesize

    40KB

  • memory/4660-78-0x0000000007500000-0x0000000007596000-memory.dmp

    Filesize

    600KB

  • memory/4660-54-0x0000000074C80000-0x0000000074CCC000-memory.dmp

    Filesize

    304KB

  • memory/4660-81-0x00000000074B0000-0x00000000074BE000-memory.dmp

    Filesize

    56KB

  • memory/4660-51-0x00000000062D0000-0x000000000631C000-memory.dmp

    Filesize

    304KB

  • memory/4660-50-0x0000000005F50000-0x0000000005F6E000-memory.dmp

    Filesize

    120KB

  • memory/4660-47-0x00000000059E0000-0x0000000005A46000-memory.dmp

    Filesize

    408KB

  • memory/4660-33-0x00000000051B0000-0x00000000051D2000-memory.dmp

    Filesize

    136KB

  • memory/4660-19-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-20-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-25-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-90-0x00000000743F0000-0x0000000074BA0000-memory.dmp

    Filesize

    7.7MB