Analysis

  • max time kernel
    120s
  • max time network
    112s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/10/2024, 09:19

General

  • Target
    f8133efd9710bb2e859c344f4def4287f46e6ad932bc08eca8efb5b920bec8c4N.exe
  • Size 76KB
  • Sample241023-lamfdssarg
  • SHA256 f8133efd9710bb2e859c344f4def4287f46e6ad932bc08eca8efb5b920bec8c4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Renames multiple (4573) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • UPX packed file 56 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f8133efd9710bb2e859c344f4def4287f46e6ad932bc08eca8efb5b920bec8c4N.exe
    "C:\Users\Admin\AppData\Local\Temp\f8133efd9710bb2e859c344f4def4287f46e6ad932bc08eca8efb5b920bec8c4N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3312
    • C:\Windows\SysWOW64\Zombie.exe
      "C:\Windows\system32\Zombie.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:2040
    • C:\Users\Admin\AppData\Local\Temp\_.files.exe
      "_.files.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:3460

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.exe.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini.exe.tmp
        • Size 76KB
        • SHA256 30661bbe6e76300531db6ba0dd29b29443b6827d2f030bfb5006ae9b5713c583
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-4050598569-1597076380-177084960-1000\desktop.ini.tmp
        • Size 37KB
        • SHA256 fbc6fc3cba9d5d4172131789feac4a0cf1e25962efb67644525d5cd22fa25ee0
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.tmp

        • Path C:\Program Files\7-Zip\7-zip.chm.tmp
        • Size 151KB
        • SHA256 ab78d2a1609c07d5d9f8a288b32b6eee13f9def5ecc57dd002f88d61481d9609
        • MD5 SHA1 SHA512 SSDEEP

        7z.dll.tmp

        • Path C:\Program Files\7-Zip\7z.dll.tmp
        • Size 1.8MB
        • SHA256 e245df355f50b07983b85d1d50d8ff1341e8bd4578b5c067c222dcbdc05a5062
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 582KB
        • SHA256 07bc0814febbdc6e14a51e443cfef5ccd597b0e722a2d03b1c4c90599690e10e
        • MD5 SHA1 SHA512 SSDEEP

        7z.sfx.tmp

        • Path C:\Program Files\7-Zip\7z.sfx.tmp
        • Size 246KB
        • SHA256 3861aae7b36c00d64c81d73e6b9cf927abc82b1cca837744172fbfb23985b5dc
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 227KB
        • SHA256 c00cc45adb5a0c715c297478bfac5e31a60f1a001bfb360ea6bfb65940e06e38
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 969KB
        • SHA256 9b6bbd7a9b6814cd824086fe90c0f6083b53b22fa20d0e95e90c9c09b85870b3
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe.tmp

        • Path C:\Program Files\7-Zip\7zG.exe.tmp
        • Size 722KB
        • SHA256 e384e5d935d6367bfc7c59ed6afa45e5f7d0e0bc0d36f05cdc87ad50ae3a6e71
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.exe

        • Path C:\Program Files\7-Zip\Lang\af.txt.exe
        • Size 48KB
        • SHA256 b582d346e046c41af5aa181abcdc6f1edb0e4c00229a3f6730fb6a9c1f17b5e7
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 42KB
        • SHA256 bb6ffcbf7bc9938395289da76ca6ed8534c6da1fad6aa1e1204267e86d35cf6b
        • MD5 SHA1 SHA512 SSDEEP

        az.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\az.txt.tmp
        • Size 46KB
        • SHA256 fe0b355f04771dcfb8b27f7ba3cc44933a490fb1accdc45bda800e9b49baab5f
        • MD5 SHA1 SHA512 SSDEEP

        bg.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
        • Size 50KB
        • SHA256 3c23201545af6e1b6297b1964fc48da5d8ad06a7e5bae6d73888eb69d7b30d57
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 52KB
        • SHA256 ef4ef58c52f48d417035786dcd3cc508a76c2a2760369328881df0e8bfdc9146
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 46KB
        • SHA256 ada283db9d152e0d57f0dccc95a22bd5abead06aa781b734ec8caf1d9e9b7ded
        • MD5 SHA1 SHA512 SSDEEP

        cy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cy.txt.tmp
        • Size 42KB
        • SHA256 b060b7b76c0638a2311603733864f3b631868e40d2d335c72df809f6f527ce05
        • MD5 SHA1 SHA512 SSDEEP

        el.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\el.txt.tmp
        • Size 55KB
        • SHA256 a54e47454ce64fe76255965781e05422fcbe1c6ba9fd317e4c6d6e8f5588668a
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 48KB
        • SHA256 3899be87b19fa1b2c50c05c183b64a75d0047894cf9ae3b5447c6645ab919ad5
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 46KB
        • SHA256 2bcf77e01f3c4da18b5adea07b991b222e1b522c9c27f83329db682c9d632ff9
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 50KB
        • SHA256 e0d6d291e73fc12c59c85f4901bfae5cfce8ce206e92cd6bbdba80e9c86d3658
        • MD5 SHA1 SHA512 SSDEEP

        fi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fi.txt.tmp
        • Size 46KB
        • SHA256 1c6f449f739ec3a5217a3044b87da19b918b65bafd9830e757f8ef55677952bc
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 48KB
        • SHA256 2e5f8b36b9cb8085d9c7518308cee3ece2519777b57ca4c37c75fadc14145515
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 48KB
        • SHA256 ba455ae0d5447fe631d8bf16dcbb25ad8e1f831d6685982d7a1b6a0f1dd16eea
        • MD5 SHA1 SHA512 SSDEEP

        hi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
        • Size 36KB
        • SHA256 23064bf37dd37c4a29eb45a997eb76179937cdb1f410080884d627be3ee3329d
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 47KB
        • SHA256 33bb24dff6335fe7178e0a0857296a2f9a0cad38f23d2b4addcb992e06d0c5e5
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 47KB
        • SHA256 7fc178033234a6cbb7a89dcada11fdd11ad9a8839d7eb8456920a69de020eb69
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 52KB
        • SHA256 38d28368324d5f0ba6cb1e22b738f68010571ca304dabca5ba1ea93d1c9ab337
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 38KB
        • SHA256 f01f6ec8c83b26f9db994a4363e5ddd357ac3e6d6f38a6c955e0cb17ed74f57b
        • MD5 SHA1 SHA512 SSDEEP

        is.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\is.txt.tmp
        • Size 47KB
        • SHA256 ba04406c077484edac310fe863b6ee0f070d55906e4d4e527d0d40175da95d79
        • MD5 SHA1 SHA512 SSDEEP

        ja.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ja.txt.tmp
        • Size 49KB
        • SHA256 11ab58973a848062bd44b293171d85979a3646a74d95691e0de6a9a2b376bcf8
        • MD5 SHA1 SHA512 SSDEEP

        kaa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kaa.txt.tmp
        • Size 46KB
        • SHA256 5d7c0bb74fbee91199503f2eea4528d921b0a24e1f431413a47d9d20816192b1
        • MD5 SHA1 SHA512 SSDEEP

        kk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kk.txt.tmp
        • Size 49KB
        • SHA256 ccdf74ddd47c805607f3e2ef0c4e6be14d761a112f07813287c29dddc3387ac1
        • MD5 SHA1 SHA512 SSDEEP

        kk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kk.txt.tmp
        • Size 49KB
        • SHA256 d5995fe2545c39381bcd546ea019b1126e71502209a49b517271011dd3a9f160
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 49KB
        • SHA256 550a10a296baade6452efdbc71d6bd15ffa8ccb912a99048c561ab70d131872f
        • MD5 SHA1 SHA512 SSDEEP

        ku.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku.txt.tmp
        • Size 44KB
        • SHA256 85c34ea50014744774ddc0b24c0078a3f8c2af35b82495a595fe182f0056050f
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 51KB
        • SHA256 463652b9ab5a85dd3b9ada2b7606613bcd828846b7b60fe136d41723bfcb1404
        • MD5 SHA1 SHA512 SSDEEP

        lij.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
        • Size 46KB
        • SHA256 7dafd81fbe2dbe0c3168431f521e5044e25ea147d9bd1405b06f07f5b559d9e7
        • MD5 SHA1 SHA512 SSDEEP

        lv.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lv.txt.tmp
        • Size 44KB
        • SHA256 6edb7f67e58f7ef2e76219ad96d8a79443f49739f8fd010389acf07c2dd92cd7
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 37KB
        • SHA256 70cbd5359f91214a9545cef58fd41df451651b921f23860d6dc4bf2e9c7bb535
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 59KB
        • SHA256 68a6b225184ff2b4c1efae973911e7812a0bd3d78f2cf961c5061eeaec4ae8b1
        • MD5 SHA1 SHA512 SSDEEP

        mr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mr.txt.tmp
        • Size 49KB
        • SHA256 536347c25ee687e58a1a2b3a5a8f1eefd877909439b6ab79bdfb17bb0071bd96
        • MD5 SHA1 SHA512 SSDEEP

        ms.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ms.txt.tmp
        • Size 43KB
        • SHA256 907cb8a6110dcae6cc6d1560fb93f89fe508ec1b33b82e972d0e2a89ea7f2ec6
        • MD5 SHA1 SHA512 SSDEEP

        nb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
        • Size 44KB
        • SHA256 b8fde0627cadf246695e8adb0eb0127348e4c11d7e36b5237d7d3dacf218448e
        • MD5 SHA1 SHA512 SSDEEP

        nl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nl.txt.tmp
        • Size 46KB
        • SHA256 2c5e06b8470948d4ff9d53600776831b73c52220c6facfa49e258ea203f15879
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 44KB
        • SHA256 31b8dec71fb169ce7bdb544736182dd6af61f19238ffc8a0011226629e4d9b5d
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 53KB
        • SHA256 248c199fcac53f92a008aa93a953259d8a56292cbdb5da9b5759eab9e3019c51
        • MD5 SHA1 SHA512 SSDEEP

        pl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pl.txt.tmp
        • Size 48KB
        • SHA256 5175a82507b2f49dd3b7a6615868fc71e219091f4faaeb96f0464b0b724a3411
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 47KB
        • SHA256 b6b627f09ae34d5b8799bd84e603413ff79543cced0376f4b26a653464ab15c6
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 47KB
        • SHA256 c971606ba9011dec22c68d4a338e9a8607874a61752a3ad115b83767f6646af1
        • MD5 SHA1 SHA512 SSDEEP

        pt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt.txt.tmp
        • Size 47KB
        • SHA256 aef40b11023f45d145421908bfc396413ff1338b9398ea92e17fe8a5b59977b0
        • MD5 SHA1 SHA512 SSDEEP

        ru.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ru.txt.tmp
        • Size 53KB
        • SHA256 6f5d65b849053ae469a2edea979a055a9d1192c62ca733abdaf26ecaf38b7bb0
        • MD5 SHA1 SHA512 SSDEEP

        sa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\sa.txt.tmp
        • Size 57KB
        • SHA256 56806b15be68f42a88c43542784d128721468a3f7879ad9f6af8df497fd8e029
        • MD5 SHA1 SHA512 SSDEEP

        preloaded_data.pb.tmp

        • Path C:\Program Files\Google\Chrome\Application\123.0.6312.123\MEIPreload\preloaded_data.pb.tmp
        • Size 46KB
        • SHA256 a52009f9217d4360788d613a919f755c528c3d6337beb050458cc2fce50ff573
        • MD5 SHA1 SHA512 SSDEEP

        _.files.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_.files.exe
        • Size 38KB
        • SHA256 9995fe06246fbcca342240c2da29738e929848fb35790857ae5c7b5f407e2351
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 37KB
        • SHA256 dd78806643b1e35b2dc6c463f8970d5654ab099bffc1e4bd6c82168d6ddbe677
        • MD5 SHA1 SHA512 SSDEEP

        memory/3312-0-0x0000000000400000-0x000000000040A000-memory.dmp

        memory/3312-971-0x0000000000400000-0x000000000040A000-memory.dmp