Analysis

  • max time kernel
    142s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-09-2024 14:03

General

  • Target

    c44148c0f3c14aea282ec116e768f5d3c58a50672d9e4b3867198a34069bf2ae.exe

  • Size

    323KB

  • MD5

    5ac3358abe03a6faa36599fe785b85b2

  • SHA1

    e79bf35157e110c81a43af2f3b54d7a015f613b3

  • SHA256

    c44148c0f3c14aea282ec116e768f5d3c58a50672d9e4b3867198a34069bf2ae

  • SHA512

    dc64db8b7e6e1f6154f37c6cae0dec3ad1dd3e0a3160951c7e7af8fc943e3bde2573aca6654f73a7818fd74160c87296c6514465acc3013a4e679cf33183ae09

  • SSDEEP

    6144:+7wpoNEo95MvVJDcDkpc1RJsaCAHX0BDQdX82mwM3xy:7poNRWFcDc2CA30pQdXhu3xy

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

45.91.202.63:25415

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • 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 6 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c44148c0f3c14aea282ec116e768f5d3c58a50672d9e4b3867198a34069bf2ae.exe
    "C:\Users\Admin\AppData\Local\Temp\c44148c0f3c14aea282ec116e768f5d3c58a50672d9e4b3867198a34069bf2ae.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4708
      • C:\Users\Admin\AppData\Local\Temp\filename.exe
        "C:\Users\Admin\AppData\Local\Temp\filename.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3504
        • C:\ProgramData\Path\Path.exe
          "C:\ProgramData\Path\Path.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1496
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpA232.tmp.cmd""
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3744
          • C:\Windows\SysWOW64\timeout.exe
            timeout 6
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:1532

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp9B75.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • C:\Users\Admin\AppData\Local\Temp\filename.exe

    Filesize

    426KB

    MD5

    556a8b2afef96f81acde6ca1a525650e

    SHA1

    262909e4686aba13de7ca5a2bf187871fc4fe63b

    SHA256

    b867d368d4597334a036b46816473be270d6779db2428aae75053af8cacf1e85

    SHA512

    52a954cf545b6bfc2057a09b858074bd1dcedd75a3983dff14bc9e72b2da47c375f30568a9310e2751e57291e9186b39d5b8d228f855102631ab95f9743b33d9

  • C:\Users\Admin\AppData\Local\Temp\tmpA232.tmp.cmd

    Filesize

    160B

    MD5

    654ffd7a93934653fb9669a9f2d9e1aa

    SHA1

    d9a9e8ca983c57277b8c26c8473e7baef4dbc3dd

    SHA256

    91261ec499ef65029a19d3ba9df9e2fd728bd592920d7a821f5f7bb7cc3337ae

    SHA512

    397dfac20b7cc60875a16101dd5bb2d717fe34b81e81f3e53c3190fb67a982cde9adeed612562a66deb94b9207444068a2e6819e04f7341fa05f3d68a0c5c825

  • memory/1040-0-0x00000000748AE000-0x00000000748AF000-memory.dmp

    Filesize

    4KB

  • memory/1040-1-0x0000000000BD0000-0x0000000000C24000-memory.dmp

    Filesize

    336KB

  • memory/1040-5-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/1040-39-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/3504-77-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/3504-60-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/3504-57-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/3504-58-0x0000000000F40000-0x0000000000FB0000-memory.dmp

    Filesize

    448KB

  • memory/4708-33-0x0000000006300000-0x0000000006312000-memory.dmp

    Filesize

    72KB

  • memory/4708-41-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/4708-32-0x00000000063C0000-0x00000000064CA000-memory.dmp

    Filesize

    1.0MB

  • memory/4708-28-0x0000000006230000-0x000000000624E000-memory.dmp

    Filesize

    120KB

  • memory/4708-34-0x0000000006360000-0x000000000639C000-memory.dmp

    Filesize

    240KB

  • memory/4708-35-0x00000000064D0000-0x000000000651C000-memory.dmp

    Filesize

    304KB

  • memory/4708-36-0x0000000006610000-0x0000000006676000-memory.dmp

    Filesize

    408KB

  • memory/4708-27-0x0000000005B50000-0x0000000005BC6000-memory.dmp

    Filesize

    472KB

  • memory/4708-40-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/4708-31-0x0000000006870000-0x0000000006E88000-memory.dmp

    Filesize

    6.1MB

  • memory/4708-42-0x0000000007260000-0x00000000072B0000-memory.dmp

    Filesize

    320KB

  • memory/4708-43-0x0000000007680000-0x0000000007842000-memory.dmp

    Filesize

    1.8MB

  • memory/4708-44-0x0000000008240000-0x000000000876C000-memory.dmp

    Filesize

    5.2MB

  • memory/4708-10-0x0000000004EE0000-0x0000000004EEA000-memory.dmp

    Filesize

    40KB

  • memory/4708-9-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/4708-7-0x00000000052E0000-0x0000000005884000-memory.dmp

    Filesize

    5.6MB

  • memory/4708-59-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/4708-8-0x0000000004E20000-0x0000000004EB2000-memory.dmp

    Filesize

    584KB

  • memory/4708-6-0x00000000748A0000-0x0000000075050000-memory.dmp

    Filesize

    7.7MB

  • memory/4708-3-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB