Resubmissions

13-09-2021 08:21

210913-j9gyvagddm 10

Analysis

  • max time kernel
    300s
  • max time network
    274s
  • 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 14:38

General

  • Target

    4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe

  • Size

    566KB

  • MD5

    e08abfaa3f43ee68221fe4c21b9a0ea6

  • SHA1

    5092275c94bb50bfe326ffbe22a56aab5746b739

  • SHA256

    4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d

  • SHA512

    dc7181f47541ad3e323baba9f763a5a0e315450b59b04d894835a25f5c074e2ab8fdd4170c83ae7c5c025861a206e553bcc77169bb76eb32fd098685954f57c9

  • SSDEEP

    12288:Bz4ubZCXMtdUKat+YH7/yJ2je3rojGvB/WaEYvWG:pjOMtd1a/yl3KOjj

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 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.

  • 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:3120
    • 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,0x240,0x234,0x2b0,0x7ffa2d402e98,0x7ffa2d402ea4,0x7ffa2d402eb0
      2⤵
        PID:2336
      • 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=3056 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:2
        2⤵
          PID:4800
        • 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=3144 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:3
          2⤵
            PID:416
          • 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=3264 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
            2⤵
              PID:3208
            • 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=5484 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:1
              2⤵
                PID:4304
              • 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=5620 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:1
                2⤵
                  PID:4328
                • 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=3620 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
                  2⤵
                    PID:4588
                  • 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=3144 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:3
                    2⤵
                      PID:4524
                  • C:\Users\Admin\AppData\Local\Temp\4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe
                    "C:\Users\Admin\AppData\Local\Temp\4f0784440bee1fc6002827cdc1b6663add2f111e3294cededd202443abb9f07d.exe"
                    1⤵
                    • Adds Run key to start application
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    PID:2456
                    • C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe
                      "C:\Users\Admin\AppData\Local\Temp\GetX64BTIT.exe"
                      2⤵
                      • Executes dropped EXE
                      PID:4396

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

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

                    Filesize

                    1KB

                    MD5

                    6cbd14cedcb09dad1fc64ccb4a7f87fc

                    SHA1

                    e8b1f16b3d04895f8a34051890a877dfed93006e

                    SHA256

                    41bbf8aebd1207e140946b56926dc0727371eaa9c8f9fa46eabf6e8bf253d41b

                    SHA512

                    eb0a54c8ce24d8cc68310e3b8496f9a709e83be70b924865fe464b085ac7d34f79cb9ce6f48e4d0a8e52b0c29b036baef6f28a1a9bf5dfe46cdd1ad2fef389cd

                  • 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\Local State

                    Filesize

                    36KB

                    MD5

                    7d64023dc34351dd3029466a9b91d698

                    SHA1

                    0ea3b46846585892ce681ab00ae804466ee9e86d

                    SHA256

                    9e0b0eaf55c8333f7413cd7158e7cdad9671aade6f00cdc39171466323179ebe

                    SHA512

                    9479ed0ecf62a4aa44e4f1397a1a156fc8bc31e23a2e62a0e7b2388d6d07b8e129d8b33a8cc5723a19c8b1b238eed88c79948a2e7fca48369b4160acd491f04f

                  • 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

                    00f3e7befef810070e9797245f03eae7

                    SHA1

                    1b04cae3c6d0c62e508556738c64c0b03e367d23

                    SHA256

                    1561a8ec717313c0684d750a78f387748cccd410f458fa9af95c26648571e90c

                    SHA512

                    9c9be72c3d528e179cff1ae79c827756d80f63c6f23b76c98b6ffbfd7176f73304efd73461cdbd24d5ae162a18e6d76f55ca6c13cb56584c1bb49c10ed2779cd

                  • memory/2456-29-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-40-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-5-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-14-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-15-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-16-0x0000000000400000-0x0000000000490000-memory.dmp

                    Filesize

                    576KB

                  • memory/2456-17-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-4-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-24-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-26-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-0-0x0000000000610000-0x0000000000668000-memory.dmp

                    Filesize

                    352KB

                  • memory/2456-30-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-33-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-7-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-41-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-46-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-52-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-56-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-58-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-61-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-66-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-68-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-72-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-3-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-2-0x00000000021E0000-0x0000000002289000-memory.dmp

                    Filesize

                    676KB

                  • memory/2456-1-0x0000000000400000-0x0000000000490000-memory.dmp

                    Filesize

                    576KB