Analysis

  • max time kernel
    124s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2024, 08:51

General

  • Target
    file.exe
  • Size 898KB
  • Sample241102-kr61pasphr
  • SHA256 0d4675e241b3768cd9fb7b24c9afcf1dcbd73b6545e067c7e68081f6691ce64e
  • MD5 SHA1 SHA512 SSDEEP
Score
3/10

Malware Config

Signatures

  • 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.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Kills process with taskkill 5 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of FindShellTrayWindow 14 IoCs
  • Suspicious use of SendNotifyMessage 13 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2712
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM firefox.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2384
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM chrome.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2628
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM msedge.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2784
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM opera.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2856
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM brave.exe /T
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:2524
    • C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk "https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd" --no-default-browser-check --disable-popup-blocking
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2600
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" --kiosk https://youtube.com/account?=https://accounts.google.com/v3/signin/challenge/pwd --no-default-browser-check --disable-popup-blocking
        3⤵
        • Checks processor information in registry
        • Modifies registry class
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2692
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.0.385717745\942062331" -parentBuildID 20221007134813 -prefsHandle 1264 -prefMapHandle 1116 -prefsLen 20847 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {d038e78f-ba13-4c30-9772-097cbee44bbe} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 1340 101d2b58 gpu
          4⤵
            PID:2776
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.1.1620236222\427422128" -parentBuildID 20221007134813 -prefsHandle 1544 -prefMapHandle 1540 -prefsLen 21708 -prefMapSize 233444 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c0c2acd0-6424-4bd5-ac19-13187ade4a54} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 1556 e71b58 socket
            4⤵
              PID:2872
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.2.521721145\1371786159" -childID 1 -isForBrowser -prefsHandle 2068 -prefMapHandle 2064 -prefsLen 21746 -prefMapSize 233444 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {36968216-1b28-4e81-8ca1-b55102e2bea8} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 2076 e67f58 tab
              4⤵
                PID:1568
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.3.1076278265\1683716013" -childID 2 -isForBrowser -prefsHandle 2620 -prefMapHandle 2616 -prefsLen 26151 -prefMapSize 233444 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {a2a2b4f2-7dc3-40b5-9899-da63994bd8b6} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 2632 e6a758 tab
                4⤵
                  PID:2336
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.4.365424683\770329174" -childID 3 -isForBrowser -prefsHandle 3852 -prefMapHandle 3848 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {ca85ca9f-c44e-44d2-b573-194679a14674} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 3864 1eacc058 tab
                  4⤵
                    PID:2792
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.5.89529769\546816219" -childID 4 -isForBrowser -prefsHandle 3968 -prefMapHandle 3972 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c26610f7-fc98-48fd-b9c9-016fe5a239f9} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 3956 1eacc358 tab
                    4⤵
                      PID:2656
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="2692.6.426751141\1701443851" -childID 5 -isForBrowser -prefsHandle 4140 -prefMapHandle 4144 -prefsLen 26275 -prefMapSize 233444 -jsInitHandle 868 -jsInitLen 246848 -a11yResourceId 64 -parentBuildID 20221007134813 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c9a20a8b-4614-4af1-9dae-b39f7b206415} 2692 "\\.\pipe\gecko-crash-server-pipe.2692" 4128 20624b58 tab
                      4⤵
                        PID:2460

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\z3l10m6w.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 29KB
                      • SHA256 c2b6efd58cec5ea3d1ac93efa121e6449707c6b1bf26961cf122498fc11a96e7
                      • MD5 SHA1 SHA512 SSDEEP

                      asrouter.ftl

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\z3l10m6w.default-release\settings\main\ms-language-packs\browser\newtab\asrouter.ftl
                      • Size 13KB
                      • SHA256 402571262fd1f6dca336f822ceb0ec2a368a25dfe2f4bfa13b45c983e88b6069
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                      • Size 442KB
                      • SHA256 a9f4281f82b3579581c389e8583dc9f477c7fd0e20c9dfc91a2e611e21e3407e
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon-1

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                      • Size 8.0MB
                      • SHA256 345d44e3aa3e1967d186a43d732c8051235c43458169a5d7d371780a6475ee42
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\datareporting\glean\db\data.safe.bin
                      • Size 2KB
                      • SHA256 c17c92534d034ba490e79885094b6882c75497844431015d1e8b0bfcd3dd73a7
                      • MD5 SHA1 SHA512

                      672f945f-f6ae-4d90-94b7-73b8d2a1a23a

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\datareporting\glean\pending_pings\672f945f-f6ae-4d90-94b7-73b8d2a1a23a
                      • Size 12KB
                      • SHA256 d306a8bda0a7a60fb90ab3b2b50debcd0ed0cac199263b3f127922b482ea8cc1
                      • MD5 SHA1 SHA512 SSDEEP

                      fb4035fc-6558-4746-9a24-be34fcbf1521

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\datareporting\glean\pending_pings\fb4035fc-6558-4746-9a24-be34fcbf1521
                      • Size 745B
                      • SHA256 4abc931653a66b7dcce7a5f32facaa4f1d2894ff38d509fcec48351be0cf8d0a
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.dll
                      • Size 997KB
                      • SHA256 1ed7877024be63a049da98733fd282c16bd620530a4fb580dacec3a78ace914e
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.info

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-gmpopenh264\1.8.1.2\gmpopenh264.info
                      • Size 116B
                      • SHA256 f526e9f98841d987606efeaff7f3e017ba9fd516c4be83890c7f9a093ea4c47b
                      • MD5 SHA1 SHA512

                      LICENSE.txt

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-widevinecdm\4.10.2557.0\LICENSE.txt
                      • Size 479B
                      • SHA256 2af127b4e00f7303de8271996c0c681063e4dc7abdc7b2a8c3fe5932b9352539
                      • MD5 SHA1 SHA512

                      manifest.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-widevinecdm\4.10.2557.0\manifest.json
                      • Size 372B
                      • SHA256 e92d3394635edfb987a7528e0ccd24360e07a299078df2a6967ca3aae22fa2dd
                      • MD5 SHA1 SHA512

                      widevinecdm.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll
                      • Size 11.8MB
                      • SHA256 8ee42d9258e20bbc5bfdfae61605429beb5421ffeaaa0d02b86d4978f4b4ac4e
                      • MD5 SHA1 SHA512 SSDEEP

                      widevinecdm.dll.lib

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.lib
                      • Size 1KB
                      • SHA256 33899a3ebc22cb8ed8de7bd48c1c29486c0279b06d7ef98241c92aef4e3b9237
                      • MD5 SHA1 SHA512

                      widevinecdm.dll.sig

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\gmp-widevinecdm\4.10.2557.0\widevinecdm.dll.sig
                      • Size 1KB
                      • SHA256 68a03f075db104f84afdd8fca45a7e4bff7b55dc1a2a24272b3abe16d8759c81
                      • MD5 SHA1 SHA512

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 5c7e7b4dd4c627eb5acbdd36e02cb36cdfb4bbf76a1c4dddc1adb561759858a6
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\prefs-1.js
                      • Size 7KB
                      • SHA256 3592e39399f8770ea0eb5d3acde98dc4a0af06074709829c7d44a81293aa1d8b
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\prefs-1.js
                      • Size 6KB
                      • SHA256 e4329a701202543bcd6d7e8ec2b2519f36cf40fed67918d7a9ff0fc2700a180a
                      • MD5 SHA1 SHA512 SSDEEP

                      recovery.jsonlz4

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\z3l10m6w.default-release\sessionstore-backups\recovery.jsonlz4
                      • Size 4KB
                      • SHA256 0fa60ee701a9a889c13c9a3122d2b69e625eca2ce75e569a0952406a545ba758
                      • MD5 SHA1 SHA512 SSDEEP