Analysis

  • max time kernel
    65s
  • max time network
    71s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-06-2024 17:44

General

  • Target

    $seroxen-monkey.exe

  • Size

    55KB

  • MD5

    1936e8941d3d7450e6e6c3d442bdb435

  • SHA1

    01de40c456fd23cd2e47fa8f2482e9de1457da84

  • SHA256

    018d9108b39ca28180b68fb1b96a4ec9c3dc29721605c45c028f4753b58dbcd6

  • SHA512

    cfc37f09b6aa945ac86a395a34e88c918c1175d5fd1da6ef37bb61ea2bb75f5b2c6a108a1e89e8a4fe6b155c09a6c744a15dfa7c6400a14892cea665041d9855

  • SSDEEP

    768:+mv1HjsdCOPVauou790wjyxS1X1ukFHNsgsWpDJXbJgg+z6bximNgG:71HgVauoHuv1X1dts6BJXbJse/uG

Score
10/10

Malware Config

Extracted

Family

xenorat

C2

our-brochure.gl.at.ply.gg

Mutex

monkeys_littless_nd8912d

Attributes
  • delay

    3000

  • install_path

    temp

  • port

    32731

  • startup_name

    Updaters

Signatures

  • XenorRat

    XenorRat is a remote access trojan written in C#.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\$seroxen-monkey.exe
    "C:\Users\Admin\AppData\Local\Temp\$seroxen-monkey.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4656
    • C:\Users\Admin\AppData\Local\Temp\Manager\$seroxen-monkey.exe
      "C:\Users\Admin\AppData\Local\Temp\Manager\$seroxen-monkey.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4280
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /Create /TN "Updaters" /XML "C:\Users\Admin\AppData\Local\Temp\tmp928B.tmp" /F
        3⤵
        • Creates scheduled task(s)
        PID:1276
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3712
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff0872ab58,0x7fff0872ab68,0x7fff0872ab78
      2⤵
        PID:1860
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1728 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:2
        2⤵
          PID:4972
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1540 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
          2⤵
            PID:2892
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2260 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
            2⤵
              PID:2412
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3028 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
              2⤵
                PID:4360
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3060 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                2⤵
                  PID:4552
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4348 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                  2⤵
                    PID:1000
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4724 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
                    2⤵
                      PID:1360
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4872 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
                      2⤵
                        PID:2668
                      • C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\setup.exe
                        "C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\setup.exe" --reenable-autoupdates --system-level
                        2⤵
                          PID:4112
                          • C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\setup.exe
                            "C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\Crashpad --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=110.0.5481.104 --initial-client-data=0x238,0x23c,0x240,0x214,0x244,0x7ff6f837ae48,0x7ff6f837ae58,0x7ff6f837ae68
                            3⤵
                              PID:1204
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4872 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                            2⤵
                              PID:4800
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=5084 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                              2⤵
                                PID:4332
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4912 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                2⤵
                                  PID:4896
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=4376 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                  2⤵
                                    PID:4524
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=4932 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                    2⤵
                                      PID:3488
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=4636 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                      2⤵
                                        PID:1180
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=3280 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                        2⤵
                                          PID:972
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --mojo-platform-channel-handle=4868 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                          2⤵
                                            PID:5084
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5208 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
                                            2⤵
                                              PID:3556
                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5200 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
                                              2⤵
                                                PID:4788
                                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5224 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:8
                                                2⤵
                                                  PID:4596
                                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=21 --mojo-platform-channel-handle=2692 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                                  2⤵
                                                    PID:2536
                                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=22 --mojo-platform-channel-handle=4996 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                                    2⤵
                                                      PID:4016
                                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=23 --mojo-platform-channel-handle=1684 --field-trial-handle=1932,i,13984351452957630514,2922805500433392485,131072 /prefetch:1
                                                      2⤵
                                                        PID:1524
                                                    • C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
                                                      "C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
                                                      1⤵
                                                        PID:412

                                                      Network

                                                      MITRE ATT&CK Enterprise v15

                                                      Replay Monitor

                                                      Loading Replay Monitor...

                                                      Downloads

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\7f9cf8bd-ad50-4672-add7-f43f9c4efa02.tmp

                                                        Filesize

                                                        7KB

                                                        MD5

                                                        eea29244e4638eaa30efb83f21419e2c

                                                        SHA1

                                                        ff6d4bc289e72f397553c128c6fbd9eccd71364d

                                                        SHA256

                                                        a90527b143291547bec76f8ad4b39568ac155951474683ac684c6add69241220

                                                        SHA512

                                                        93ec56724da2cf1f05811a87279d37dbc3deea576ff9d27891a92aec422e5b55c05a0689d55445a1a8032f66046cd70e7b2f2f75241d17593319150fa4702928

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

                                                        Filesize

                                                        2B

                                                        MD5

                                                        d751713988987e9331980363e24189ce

                                                        SHA1

                                                        97d170e1550eee4afc0af065b78cda302a97674c

                                                        SHA256

                                                        4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                                                        SHA512

                                                        b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                                        Filesize

                                                        7KB

                                                        MD5

                                                        12e69d86dcda5ba92f15f6125ba69cc0

                                                        SHA1

                                                        88c460dbdc25336a9b3a9825d927340b8b451d59

                                                        SHA256

                                                        9767cb51569506cf9b81238082ed403b273402ef7d44dd2da89fa61c34f7d3b1

                                                        SHA512

                                                        d5fa32ab45e3140910eb135c2929640d6675a6daba3f10f8ba072244f4409691769a0f9a54cffad244019d0f66ad659c57a2d1f5b5f3dcdd2a15120a550755da

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                                        Filesize

                                                        257KB

                                                        MD5

                                                        0b7d467c61847ae6b87a66f40f9c1dea

                                                        SHA1

                                                        3301d8098d8e487684a1ade409e117eb955042dc

                                                        SHA256

                                                        acdf2b091cd63a1ab39a88d8462bd71ff1f4a38c893a50e9c276c39492ef4714

                                                        SHA512

                                                        df94154df19b28d1abe7fc24fe9959a33d912ba412f3b9dbb72a07af92f14f0f49d5287b079cac636f8e7b385c2669dc6dfdffcbdb65995d08c9822482c2eb23

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                                        Filesize

                                                        257KB

                                                        MD5

                                                        805a509f46ec72311f353a9089e8bd9b

                                                        SHA1

                                                        0d2efe1059aba0b9c76cbad1790458fa678fde1c

                                                        SHA256

                                                        2700b3f1f7defc0e53a45910300fd6a3673d743cd297d40cbe34a5fc37d1986f

                                                        SHA512

                                                        9a89e8c571373c20ec1e63f32854c39f7fa43dd2cbaa0a0bb3ea1953ee0951536a22f8ce6eef01763628235514d93e42925f75278b0b5cf083165c228949ca88

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache

                                                        Filesize

                                                        92KB

                                                        MD5

                                                        d66f90fc7dc935b4d39d5aa119fcbbf2

                                                        SHA1

                                                        fce8de28d738bed70f93e33ed2bc57c2353cb8f3

                                                        SHA256

                                                        874865e856a42e3b03ab64e5dfa15874054ffadab8518cd0f38e438731c45813

                                                        SHA512

                                                        2905e88e7be34704ad1757f22fbeb32e7f7b0a4901a0170f080e822b7123d25b8cf00e980c6f5d97e2c598f65b476346b331e30b033f2a0247290bea7a248492

                                                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Module Info Cache~RFe580a3c.TMP

                                                        Filesize

                                                        89KB

                                                        MD5

                                                        ebd726409311c92a690beead164a62c6

                                                        SHA1

                                                        a78bb727910a0d8a9c9a5ca40dd2b65ff3342220

                                                        SHA256

                                                        23d4d8b40728cbfbae2bb167206519dda6344ab669d401dd36e9be57b119e737

                                                        SHA512

                                                        bc7cb924f7bf5e0316fe852730ccd5de1ced9f61b38461bc8935b586c469ca0769edea047eaab6512af3544eb92242f4efb87a6d1df3d8ddf325ce2603059215

                                                      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\$seroxen-monkey.exe.log

                                                        Filesize

                                                        226B

                                                        MD5

                                                        916851e072fbabc4796d8916c5131092

                                                        SHA1

                                                        d48a602229a690c512d5fdaf4c8d77547a88e7a2

                                                        SHA256

                                                        7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

                                                        SHA512

                                                        07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

                                                      • C:\Users\Admin\AppData\Local\Temp\Manager\$seroxen-monkey.exe

                                                        Filesize

                                                        55KB

                                                        MD5

                                                        1936e8941d3d7450e6e6c3d442bdb435

                                                        SHA1

                                                        01de40c456fd23cd2e47fa8f2482e9de1457da84

                                                        SHA256

                                                        018d9108b39ca28180b68fb1b96a4ec9c3dc29721605c45c028f4753b58dbcd6

                                                        SHA512

                                                        cfc37f09b6aa945ac86a395a34e88c918c1175d5fd1da6ef37bb61ea2bb75f5b2c6a108a1e89e8a4fe6b155c09a6c744a15dfa7c6400a14892cea665041d9855

                                                      • C:\Users\Admin\AppData\Local\Temp\tmp928B.tmp

                                                        Filesize

                                                        1KB

                                                        MD5

                                                        a7ec8debdd23eb03b477b0655f4519c0

                                                        SHA1

                                                        1f31753f1774bf1efaa210ba22de0d6527d8581d

                                                        SHA256

                                                        1def7a4255900c783f9e8b5540c6314e81b0359de3cfaa41d31a11d7a3d5ae51

                                                        SHA512

                                                        54bde219f52f9250f4352034c37f8e6039c15062d9457b33e113d5c6533d9f397a4b03efc661534295e484863644e50da97ac7a271aaba02f21dd758512f6503

                                                      • memory/4280-15-0x0000000074FC0000-0x0000000075770000-memory.dmp

                                                        Filesize

                                                        7.7MB

                                                      • memory/4280-74-0x0000000074FC0000-0x0000000075770000-memory.dmp

                                                        Filesize

                                                        7.7MB

                                                      • memory/4280-16-0x0000000074FC0000-0x0000000075770000-memory.dmp

                                                        Filesize

                                                        7.7MB

                                                      • memory/4656-0-0x0000000074FCE000-0x0000000074FCF000-memory.dmp

                                                        Filesize

                                                        4KB

                                                      • memory/4656-1-0x0000000000B60000-0x0000000000B74000-memory.dmp

                                                        Filesize

                                                        80KB