Resubmissions

13-09-2021 07:48

210913-jm5fmadca3 10

Analysis

  • max time kernel
    302s
  • max time network
    270s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-04-2024 14:41

General

  • Target

    1897bc959e07da3429106dff038d6b63a6343e793f91dceadff499e8d29bf472.exe

  • Size

    1.2MB

  • MD5

    38df59cb1b647416d7a2dd6a10a7d87f

  • SHA1

    a9c130b1a876b2bf44cf65261731309b5de58bc1

  • SHA256

    1897bc959e07da3429106dff038d6b63a6343e793f91dceadff499e8d29bf472

  • SHA512

    db86988b3e20b28329187ef0e773de5cd5fe2c89d677cea5773893124d8d7186036f4c36b02b43e60220e508597d8388a87842b93341b9d39edfbaf86deb2cda

  • SSDEEP

    12288:u+rq0yKJ7KZeBA4DVzlzEyn2QFqTjCAjkTnV/QH7OTzId2nfpN3fXh:FW0yreAkpzP/QCAjkTmbOwYRZx

Score
10/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Uses Tor communications 1 TTPs

    Malware can proxy its traffic through Tor for more anonymity.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --no-startup-window
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3856
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.70 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=122.0.2365.52 --initial-client-data=0x238,0x23c,0x240,0x234,0x2b0,0x7ffce2632e98,0x7ffce2632ea4,0x7ffce2632eb0
      2⤵
        PID:4920
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=2324 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:2
        2⤵
          PID:3124
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=2936 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:3
          2⤵
            PID:1576
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --mojo-platform-channel-handle=3384 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
            2⤵
              PID:4988
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --instant-process --no-appcompat-clear --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --mojo-platform-channel-handle=5248 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:1
              2⤵
                PID:3612
              • 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=12 --mojo-platform-channel-handle=5304 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:1
                2⤵
                  PID:4156
                • 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 --mojo-platform-channel-handle=4044 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
                  2⤵
                    PID:4064
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --mojo-platform-channel-handle=5796 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:3
                    2⤵
                      PID:2812
                  • C:\Users\Admin\AppData\Local\Temp\1897bc959e07da3429106dff038d6b63a6343e793f91dceadff499e8d29bf472.exe
                    "C:\Users\Admin\AppData\Local\Temp\1897bc959e07da3429106dff038d6b63a6343e793f91dceadff499e8d29bf472.exe"
                    1⤵
                    • Checks computer location settings
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:3256
                    • C:\windows\hh.exe
                      "C:\windows\hh.exe"
                      2⤵
                        PID:444
                      • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
                        "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
                        2⤵
                        • Executes dropped EXE
                        PID:3416

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

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                    Downloads

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

                      Filesize

                      2B

                      MD5

                      d751713988987e9331980363e24189ce

                      SHA1

                      97d170e1550eee4afc0af065b78cda302a97674c

                      SHA256

                      4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                      SHA512

                      b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

                      Filesize

                      40B

                      MD5

                      20d4b8fa017a12a108c87f540836e250

                      SHA1

                      1ac617fac131262b6d3ce1f52f5907e31d5f6f00

                      SHA256

                      6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

                      SHA512

                      507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      14529b1fd66fc72a164eb9f63cb1e116

                      SHA1

                      907d172944e8c505dc6c7e723d6937906081d172

                      SHA256

                      ee0e0077ad7edabc271f299d869f8859860095bdd70b1a0ad914aa4d67cd27f2

                      SHA512

                      d503cb4f04acff551b92cc7898cea69a8af431f371bf393ea6b06bfc70f7bc8d455fa1439b5466de7b4e736900fc143874dc7b88fa6d778fd6cfd89b40ff2bff

                    • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                      Filesize

                      36KB

                      MD5

                      1300d30e5bc32eab5a9c7a83d18bf290

                      SHA1

                      aa6095c91a64523413d406555c5eb4c5bfca3fd9

                      SHA256

                      937decfb4dcefbbd2c1f471c9cd29a5ba27a4f650aca53310a57a92b103517c1

                      SHA512

                      0209afdcba2cb8575ac0d70d06f7c39ee42e7e8bd23ae8d28a6935b35364e69253a2912d93824e47da375da6756010a79cc4c8bf8e0068821692a6ae713a8646

                    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe

                      Filesize

                      3KB

                      MD5

                      b4cd27f2b37665f51eb9fe685ec1d373

                      SHA1

                      7f08febf0fdb7fc9f8bf35a10fb11e7de431abe0

                      SHA256

                      91f1023142b7babf6ff75dad984c2a35bde61dc9e61f45483f4b65008576d581

                      SHA512

                      e025f65224d78f5fd0abebe281ac0d44a385b2641e367cf39eed6aefada20a112ac47f94d7febc4424f1db6a6947bac16ff83ef93a8d745b3cddfdbe64c49a1e

                    • C:\Users\Admin\AppData\Local\Temp\x64btit.txt

                      Filesize

                      28B

                      MD5

                      6729a2a5ecc88029e11f653047626c57

                      SHA1

                      38da4386de4f30f3d25c410ecdc0f143e64fdfae

                      SHA256

                      38e09f4e918d6e7e76bf642838ca6c6d5162a0367503960178b727a49f04bd5a

                      SHA512

                      b6588440c19e35bb0c448cade763a984f016a2974e22418b0c3198a00ade74aca90ca10c12dba740d3b385f205098167322e8022f0d8b55c4ad52af042c634c2

                    • memory/3256-16-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-26-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-8-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-6-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-5-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-15-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-0-0x00000000023D0000-0x00000000023D1000-memory.dmp

                      Filesize

                      4KB

                    • memory/3256-18-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-20-0x00000000023D0000-0x00000000023D1000-memory.dmp

                      Filesize

                      4KB

                    • memory/3256-21-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-23-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-7-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-27-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-59-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-4-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-75-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-77-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-80-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-3-0x0000000003520000-0x00000000035BF000-memory.dmp

                      Filesize

                      636KB

                    • memory/3256-1-0x00000000028E0000-0x00000000029C2000-memory.dmp

                      Filesize

                      904KB

                    • memory/3256-2-0x0000000000400000-0x0000000000545000-memory.dmp

                      Filesize

                      1.3MB