Analysis

  • max time kernel
    154s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/04/2024, 16:45

General

  • Target

    f3e4e1a649176fa6496a36faea34cead_JaffaCakes118.exe

  • Size

    876KB

  • MD5

    f3e4e1a649176fa6496a36faea34cead

  • SHA1

    3d31a5d9dda58e53119ca6b2a72b432fbf3e6479

  • SHA256

    235e6d8a984c6c293b737d5a59960cfb3a091945da8aade6e7dfa16a8209dd7f

  • SHA512

    3d9099e77200813aa1ee6997e8778863f434f91c4bfcb963dc985bbe251b457a770cd7ba9de1b651b71d9af83de761e6de283d594095635fc981d7331f1ff3e0

  • SSDEEP

    24576:nyLHuEU/Ve5SXJe8qXHgaKpr6gLUIpnK2ljS27vs:yLOgR3fgLPpyU

Malware Config

Extracted

Family

redline

Botnet

Build2_Mastif

C2

95.181.157.69:8552

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Obfuscated with Agile.Net obfuscator 2 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3e4e1a649176fa6496a36faea34cead_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3e4e1a649176fa6496a36faea34cead_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4804
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Install.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Install.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7zS143F.tmp\Install.cmd" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3868
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://iplogger.org/1XQju7
          4⤵
            PID:4172
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RUNTIM~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RUNTIM~1.EXE
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:3280
        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RUNTIM~1.EXE
          "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RUNTIM~1.EXE"
          3⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:4760
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --field-trial-handle=4056,i,2857654520668216285,12206737327839963915,262144 --variations-seed-version --mojo-platform-channel-handle=760 /prefetch:1
      1⤵
        PID:3020
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=edge_search_indexer.mojom.SearchIndexerInterfaceBroker --lang=en-US --service-sandbox-type=search_indexer --message-loop-type-ui --no-appcompat-clear --field-trial-handle=5392,i,2857654520668216285,12206737327839963915,262144 --variations-seed-version --mojo-platform-channel-handle=5476 /prefetch:8
        1⤵
          PID:3920
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4620,i,2857654520668216285,12206737327839963915,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:8
          1⤵
            PID:1200

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RUNTIM~1.EXE.log

            Filesize

            1KB

            MD5

            17573558c4e714f606f997e5157afaac

            SHA1

            13e16e9415ceef429aaf124139671ebeca09ed23

            SHA256

            c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

            SHA512

            f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

          • C:\Users\Admin\AppData\Local\Temp\7zS143F.tmp\Install.cmd

            Filesize

            51B

            MD5

            21661026606353f423078c883708787d

            SHA1

            338e288b851e0e5bee26f887e50bfcd8150e8257

            SHA256

            6a77796213adbc0eb764c070a3fdfcb5bfa3ad9b6215c1be43f09bfd32014782

            SHA512

            61760ab64e2c38d9bd5102ab0106e451a5c91e1598906f92e1285b7ae1ca1c6e02480d4157d0f350d2dc816088b5b0838a5d7c7b9d80444ecbf9d62b9ca5b65b

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Install.exe

            Filesize

            117KB

            MD5

            3973c47bf5f334ea720a9d603d2c6510

            SHA1

            bf2b72dc12d4d41e08b452e465c40d010b2aba4e

            SHA256

            4e9a1202844e30f1d62d837cdb440764c851740ab8ee2bd4a8a31475bd449eea

            SHA512

            cafc322ba71bafad2b15b82553a2a0749d0b6cb8349fe7fd24de25f7dca48c5aa0c9e7d170571c87a55381ec21d33045d7ba9a17891aabee187358da9b406861

          • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\RUNTIM~1.EXE

            Filesize

            1.0MB

            MD5

            0c6ef320b361f01d63147dec80c3f34c

            SHA1

            c04adc3da100118f72e41c1c4645cbf8fa813cee

            SHA256

            bf89a45619528967430c483c01da54306e4f1b200a8c062697218fdd60bac93f

            SHA512

            f204ea35dffab3bd703ccf3a52e8ce26be5cde8f24b485b8a0c34a7dc9948bfcae3c7d2d268d5e4fd736dd55245ee995a4bfe0726e2b7fbb379095c69e9ddb69

          • memory/3280-26-0x0000000008200000-0x000000000828A000-memory.dmp

            Filesize

            552KB

          • memory/3280-27-0x000000000A940000-0x000000000A95E000-memory.dmp

            Filesize

            120KB

          • memory/3280-18-0x0000000005960000-0x0000000005F04000-memory.dmp

            Filesize

            5.6MB

          • memory/3280-19-0x00000000053B0000-0x0000000005442000-memory.dmp

            Filesize

            584KB

          • memory/3280-20-0x00000000052B0000-0x00000000052C0000-memory.dmp

            Filesize

            64KB

          • memory/3280-21-0x00000000052E0000-0x00000000052EA000-memory.dmp

            Filesize

            40KB

          • memory/3280-22-0x00000000055D0000-0x0000000005626000-memory.dmp

            Filesize

            344KB

          • memory/3280-23-0x00000000057A0000-0x00000000057B8000-memory.dmp

            Filesize

            96KB

          • memory/3280-24-0x0000000074C20000-0x00000000753D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3280-25-0x00000000052B0000-0x00000000052C0000-memory.dmp

            Filesize

            64KB

          • memory/3280-16-0x0000000074C20000-0x00000000753D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3280-17-0x0000000005310000-0x00000000053AC000-memory.dmp

            Filesize

            624KB

          • memory/3280-32-0x0000000074C20000-0x00000000753D0000-memory.dmp

            Filesize

            7.7MB

          • memory/3280-15-0x0000000000920000-0x0000000000A2A000-memory.dmp

            Filesize

            1.0MB

          • memory/4760-28-0x0000000000400000-0x000000000041E000-memory.dmp

            Filesize

            120KB

          • memory/4760-33-0x0000000074C20000-0x00000000753D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4760-34-0x0000000005890000-0x0000000005EA8000-memory.dmp

            Filesize

            6.1MB

          • memory/4760-35-0x0000000005270000-0x0000000005282000-memory.dmp

            Filesize

            72KB

          • memory/4760-36-0x00000000052D0000-0x000000000530C000-memory.dmp

            Filesize

            240KB

          • memory/4760-37-0x00000000053C0000-0x00000000053D0000-memory.dmp

            Filesize

            64KB

          • memory/4760-38-0x0000000005310000-0x000000000535C000-memory.dmp

            Filesize

            304KB

          • memory/4760-39-0x0000000005580000-0x000000000568A000-memory.dmp

            Filesize

            1.0MB

          • memory/4760-40-0x0000000074C20000-0x00000000753D0000-memory.dmp

            Filesize

            7.7MB

          • memory/4760-41-0x00000000053C0000-0x00000000053D0000-memory.dmp

            Filesize

            64KB