Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-12-2024 08:16

General

  • Target

    Invoice-BL. Payment TT $ 16945.99.exe

  • Size

    903KB

  • MD5

    eb7496ff2480e5b4fbd90e785a7328cd

  • SHA1

    0039713076f0ccb54bfea4fa060b62eada29d39e

  • SHA256

    d30d43ea8f103340a2307145035f404873d3d345f310dbeba6fa20f85d3fb790

  • SHA512

    fde7e0e55c266289eebb393f41985dfc7a61ffcda24822bb35163002750ea6f2d969c63650d78804a365e7fe967a3b585c18591ee72c5c14fbe2696ccab5fec1

  • SSDEEP

    24576:GyC4xOD82KiKPsBQJYJk2ObauajEwFOEB:txFtLkBQJYJk2uaNh

Malware Config

Extracted

Family

redline

Botnet

RL

C2

45.137.22.164:1912

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Redline family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 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.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 16945.99.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 16945.99.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\haYzNpEpfrrs.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3944
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\haYzNpEpfrrs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD820.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3552
    • C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 16945.99.exe
      "C:\Users\Admin\AppData\Local\Temp\Invoice-BL. Payment TT $ 16945.99.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:440

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Invoice-BL. Payment TT $ 16945.99.exe.log

    Filesize

    1KB

    MD5

    b7b9acb869ccc7f7ecb5304ec0384dee

    SHA1

    6a90751c95817903ee833d59a0abbef425a613b3

    SHA256

    8cb00a15cd942a1861c573d86d6fb430512c8e2f80f6349f48b16b8709ca7aa4

    SHA512

    7bec881ac5f59ac26f1be1e7e26d63f040c06369de10c1c246e531a4395d27c335d9acc647ecdedb48ed37bdc2dc405a4cfc11762e1c00659a49be259eaf8764

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_j51nj43l.lie.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD820.tmp

    Filesize

    1KB

    MD5

    18df0a474091fea6cc2238f9d99ed7a2

    SHA1

    b3b38354b92b3d3551c88caf18fd7f16644ce98f

    SHA256

    9a08d2508e7cfc3ea58d3a6d816d5ebb2593ff9da93a777d2b3f544a2573e9de

    SHA512

    aa5bac9933d1c54d09cddee6ab2618eae02c21bd2a532b6e38fc927ea865f382ac139b35d3b686417d901087726d92fd3d4c19395f11c2544b345169173c106a

  • memory/440-40-0x0000000006650000-0x0000000006C68000-memory.dmp

    Filesize

    6.1MB

  • memory/440-34-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/440-41-0x0000000006030000-0x000000000613A000-memory.dmp

    Filesize

    1.0MB

  • memory/440-73-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/440-42-0x00000000057F0000-0x0000000005802000-memory.dmp

    Filesize

    72KB

  • memory/440-21-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/440-43-0x0000000005850000-0x000000000588C000-memory.dmp

    Filesize

    240KB

  • memory/440-69-0x0000000006F00000-0x0000000006F50000-memory.dmp

    Filesize

    320KB

  • memory/440-70-0x0000000007220000-0x00000000073E2000-memory.dmp

    Filesize

    1.8MB

  • memory/440-71-0x0000000007920000-0x0000000007E4C000-memory.dmp

    Filesize

    5.2MB

  • memory/440-72-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/1096-1-0x0000000000670000-0x0000000000758000-memory.dmp

    Filesize

    928KB

  • memory/1096-10-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/1096-11-0x0000000008410000-0x00000000084A6000-memory.dmp

    Filesize

    600KB

  • memory/1096-9-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/1096-8-0x0000000008050000-0x000000000806E000-memory.dmp

    Filesize

    120KB

  • memory/1096-7-0x00000000054D0000-0x000000000556C000-memory.dmp

    Filesize

    624KB

  • memory/1096-27-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/1096-6-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/1096-5-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/1096-4-0x0000000005BE0000-0x0000000005F34000-memory.dmp

    Filesize

    3.3MB

  • memory/1096-3-0x0000000005160000-0x00000000051F2000-memory.dmp

    Filesize

    584KB

  • memory/1096-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

    Filesize

    5.6MB

  • memory/1096-0-0x000000007519E000-0x000000007519F000-memory.dmp

    Filesize

    4KB

  • memory/3944-23-0x0000000005270000-0x0000000005292000-memory.dmp

    Filesize

    136KB

  • memory/3944-39-0x0000000005F30000-0x0000000005F7C000-memory.dmp

    Filesize

    304KB

  • memory/3944-38-0x00000000059E0000-0x00000000059FE000-memory.dmp

    Filesize

    120KB

  • memory/3944-24-0x0000000005310000-0x0000000005376000-memory.dmp

    Filesize

    408KB

  • memory/3944-44-0x00000000069D0000-0x0000000006A02000-memory.dmp

    Filesize

    200KB

  • memory/3944-45-0x0000000075A20000-0x0000000075A6C000-memory.dmp

    Filesize

    304KB

  • memory/3944-55-0x0000000005F80000-0x0000000005F9E000-memory.dmp

    Filesize

    120KB

  • memory/3944-56-0x0000000006C10000-0x0000000006CB3000-memory.dmp

    Filesize

    652KB

  • memory/3944-57-0x0000000007350000-0x00000000079CA000-memory.dmp

    Filesize

    6.5MB

  • memory/3944-58-0x0000000006D10000-0x0000000006D2A000-memory.dmp

    Filesize

    104KB

  • memory/3944-59-0x0000000006D80000-0x0000000006D8A000-memory.dmp

    Filesize

    40KB

  • memory/3944-60-0x0000000006F90000-0x0000000007026000-memory.dmp

    Filesize

    600KB

  • memory/3944-61-0x0000000006F10000-0x0000000006F21000-memory.dmp

    Filesize

    68KB

  • memory/3944-62-0x0000000006F40000-0x0000000006F4E000-memory.dmp

    Filesize

    56KB

  • memory/3944-63-0x0000000006F50000-0x0000000006F64000-memory.dmp

    Filesize

    80KB

  • memory/3944-64-0x0000000007050000-0x000000000706A000-memory.dmp

    Filesize

    104KB

  • memory/3944-65-0x0000000007030000-0x0000000007038000-memory.dmp

    Filesize

    32KB

  • memory/3944-68-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3944-25-0x0000000005380000-0x00000000053E6000-memory.dmp

    Filesize

    408KB

  • memory/3944-20-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3944-18-0x0000000004C10000-0x0000000005238000-memory.dmp

    Filesize

    6.2MB

  • memory/3944-17-0x0000000075190000-0x0000000075940000-memory.dmp

    Filesize

    7.7MB

  • memory/3944-16-0x0000000002110000-0x0000000002146000-memory.dmp

    Filesize

    216KB