Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 20:56

General

  • Target
    c0ef901c69ab92db793796af74f75675210fe0aca5d6f62dd6b804b67696bcdcN.exe
  • Size 127KB
  • Sample241005-zrhqessekm
  • SHA256 c0ef901c69ab92db793796af74f75675210fe0aca5d6f62dd6b804b67696bcdc
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10

Malware Config

Signatures

  • Renames multiple (4648) 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
  • 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\c0ef901c69ab92db793796af74f75675210fe0aca5d6f62dd6b804b67696bcdcN.exe
    "C:\Users\Admin\AppData\Local\Temp\c0ef901c69ab92db793796af74f75675210fe0aca5d6f62dd6b804b67696bcdcN.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3368
    • 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:4904
    • C:\Users\Admin\AppData\Local\Temp\_UpdateCspStore.xml.exe
      "_UpdateCspStore.xml.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      PID:1212

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        desktop.ini.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp
        • Size 63KB
        • SHA256 34e1c64d916b09f2f7eb51ec092f2364a4c19631a3db48ed1d3a025516a622ed
        • MD5 SHA1 SHA512 SSDEEP

        desktop.ini.tmp.tmp

        • Path C:\$Recycle.Bin\S-1-5-21-1302416131-1437503476-2806442725-1000\desktop.ini.tmp.tmp
        • Size 127KB
        • SHA256 5c7190e3e5cfb297ed4a42f6303cfcdb155279b4519e5c8aebfa8c218ebacf44
        • MD5 SHA1 SHA512 SSDEEP

        7-zip.chm.exe

        • Path C:\Program Files\7-Zip\7-zip.chm.exe
        • Size 176KB
        • SHA256 e5642e1329eb042507d54d0bde0a2a941d3559811d1084106c083dfe5c084f29
        • MD5 SHA1 SHA512 SSDEEP

        7z.exe.tmp

        • Path C:\Program Files\7-Zip\7z.exe.tmp
        • Size 607KB
        • SHA256 fdf3ef2776669892b1a5ff9e5e9111d5c4081162419c50012efbb4867e1b21b5
        • MD5 SHA1 SHA512 SSDEEP

        7zCon.sfx.tmp

        • Path C:\Program Files\7-Zip\7zCon.sfx.tmp
        • Size 252KB
        • SHA256 24ef5c37768c73ecc39bbcae8ec07d45676331d4debe32f769b20bea2592273e
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 994KB
        • SHA256 486728ea0f6f91b5fdfa2a5b16fdde0e64a362a9619afbe64b83c16f52142ef0
        • MD5 SHA1 SHA512 SSDEEP

        7zFM.exe.tmp

        • Path C:\Program Files\7-Zip\7zFM.exe.tmp
        • Size 994KB
        • SHA256 7ee52edcc7ae9a5ff2f32d84cf1ac7ae238ea915f658c6606e0bf83cf4639cd1
        • MD5 SHA1 SHA512 SSDEEP

        7zG.exe

        • Path C:\Program Files\7-Zip\7zG.exe
        • Size 747KB
        • SHA256 f96d8156867557a39e5a17c7e38de96375917aa246212d05de20ef19c33dad26
        • MD5 SHA1 SHA512 SSDEEP

        af.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\af.txt.tmp
        • Size 73KB
        • SHA256 c8c818d1d4813006420696b6069802eecbdd187ffb6501bef335350da88fa1e0
        • MD5 SHA1 SHA512 SSDEEP

        an.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\an.txt.tmp
        • Size 71KB
        • SHA256 40d856deb0e617831f1237398c7cd09eb135547321203a4c2f4120b3283e9fbf
        • MD5 SHA1 SHA512 SSDEEP

        ar.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ar.txt.tmp
        • Size 76KB
        • SHA256 b2842815285831b853d0829338244c6512261e26885c5b78d361b3d3b8adcc5e
        • MD5 SHA1 SHA512 SSDEEP

        ast.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ast.txt.tmp
        • Size 68KB
        • SHA256 37cf6714cc4f9d9f4349aa32e24b22918ee79e04aff0966625e6a7b093943c9e
        • MD5 SHA1 SHA512 SSDEEP

        ba.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ba.txt.tmp
        • Size 74KB
        • SHA256 aa242b536b31c29e9548152b344e4478eae48d96015837b9af014fbb481f806d
        • MD5 SHA1 SHA512 SSDEEP

        bg.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bg.txt.tmp
        • Size 76KB
        • SHA256 9c182b57c81de5fe87db8b0dc1db0fa75787e939e71674dd95be1b7a710ee049
        • MD5 SHA1 SHA512 SSDEEP

        bn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\bn.txt.tmp
        • Size 78KB
        • SHA256 7e770eb8518f6bd5b073ed686d11e86fbfc46081c7bf79ead86bfce3432e931e
        • MD5 SHA1 SHA512 SSDEEP

        br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\br.txt.tmp
        • Size 68KB
        • SHA256 8fd86bf530bc482fffa0c64a4e8dbb385c59c797debaf917ff76058e157c184d
        • MD5 SHA1 SHA512 SSDEEP

        ca.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ca.txt.tmp
        • Size 72KB
        • SHA256 ab9d99bf9de47fbc93b6f371ada00313af50b82477423bc1bbd59a87543998e6
        • MD5 SHA1 SHA512 SSDEEP

        co.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\co.txt.tmp
        • Size 74KB
        • SHA256 87afaf8929cc82fa8c508482fa79bae81e697991a6006edb33b587d7593067b9
        • MD5 SHA1 SHA512 SSDEEP

        cs.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\cs.txt.tmp
        • Size 72KB
        • SHA256 2d55cce8d9b10daba20f9584b82e9b41b5ea659cdcbc92ef55df9c9588d71cd6
        • MD5 SHA1 SHA512 SSDEEP

        da.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\da.txt.tmp
        • Size 71KB
        • SHA256 94c5424c9a8a0bba8c7055a6131024c9c593ebb4a80e75bf56f040d0bc946b05
        • MD5 SHA1 SHA512 SSDEEP

        en.ttt.tmp

        • Path C:\Program Files\7-Zip\Lang\en.ttt.tmp
        • Size 71KB
        • SHA256 d258387cd8751c9a8217bcfcdf0b4400b030df78f0bef1a20c8527723696c9db
        • MD5 SHA1 SHA512 SSDEEP

        eo.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eo.txt.tmp
        • Size 68KB
        • SHA256 0f5b8ad7fd3526f833c6d3c4e6f58b8b0d4c10209055df7e49e5c274bf31957c
        • MD5 SHA1 SHA512 SSDEEP

        es.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\es.txt.tmp
        • Size 73KB
        • SHA256 9dd935a9a48da919fb585c702b45fd916ae37a14ee3bdfcd49eceac423d0ebe1
        • MD5 SHA1 SHA512 SSDEEP

        eu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\eu.txt.tmp
        • Size 72KB
        • SHA256 c890cdefa13cd6184dabcbcb4c634f96bbe85c99d3b22c0cf6b54bbf4746416c
        • MD5 SHA1 SHA512 SSDEEP

        ext.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ext.txt.tmp
        • Size 71KB
        • SHA256 147824f6d9a2a85a47ba6f95f664389d82b7f7080c6ee72c87335efd97fe1f2a
        • MD5 SHA1 SHA512 SSDEEP

        fa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fa.txt.tmp
        • Size 77KB
        • SHA256 e7ff8c50160947ad0ed8f776a9f910840a6fdb26d41acb92fe0476be043b2e09
        • MD5 SHA1 SHA512 SSDEEP

        fur.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fur.txt.tmp
        • Size 71KB
        • SHA256 869ee00785550ff3f2f6af6280df0e3979e8a732b83665dbeceb171f7fd6ce36
        • MD5 SHA1 SHA512 SSDEEP

        fy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\fy.txt.tmp
        • Size 69KB
        • SHA256 10590b2405d3325fbcc92a4e223a94f1f5cf2fad6a298361da954161bddada73
        • MD5 SHA1 SHA512 SSDEEP

        ga.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ga.txt.tmp
        • Size 71KB
        • SHA256 255fe288d50a36eb8017d5bebd288c2e6cc02e7bc3f375b8c1a9cfd089e4b3e0
        • MD5 SHA1 SHA512 SSDEEP

        gl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gl.txt.tmp
        • Size 73KB
        • SHA256 9f44630e9756112f39a4bf5a8b69edd37ae8ad7094767cdb599c3200b2606d35
        • MD5 SHA1 SHA512 SSDEEP

        gu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\gu.txt.tmp
        • Size 81KB
        • SHA256 29238b6fbb3c2936b759356ed39d9855c21c521b9d8d407cd7253128392fbc83
        • MD5 SHA1 SHA512 SSDEEP

        he.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\he.txt.tmp
        • Size 74KB
        • SHA256 c660063a4b48c1357c61b6e6ff8b43d65d4d0d528970d739093da3189e29a75b
        • MD5 SHA1 SHA512 SSDEEP

        hi.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hi.txt.tmp
        • Size 81KB
        • SHA256 0bb334b6d051d9b129b54ca2be1b2ce29b18b831849b53182d37a8d63ae97a3d
        • MD5 SHA1 SHA512 SSDEEP

        hr.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hr.txt.tmp
        • Size 72KB
        • SHA256 1d79c55d1bf6c86913bb9a6d6c8a92d9f61920b275d8f063ee25f296e0630808
        • MD5 SHA1 SHA512 SSDEEP

        hu.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hu.txt.tmp
        • Size 73KB
        • SHA256 60bd484b47277558691646a957f13cd4057c0caa2c017bbf063f239e7155e5c6
        • MD5 SHA1 SHA512 SSDEEP

        hy.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\hy.txt.tmp
        • Size 77KB
        • SHA256 0a679f4e276d7389e1aa4be111c875e2590a7fe6c18d0c9854306ffd9fd6e69f
        • MD5 SHA1 SHA512 SSDEEP

        id.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\id.txt.tmp
        • Size 72KB
        • SHA256 c81b4a7a87c19e2f5623fe64b2db4e403a9304ac506182007a63e1c3ef882d17
        • MD5 SHA1 SHA512 SSDEEP

        io.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\io.txt.tmp
        • Size 73KB
        • SHA256 d19ad72bc5d0b6e728f1981c49ae07d1376befb097c58360e43ab4830eb209f0
        • MD5 SHA1 SHA512 SSDEEP

        it.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\it.txt.tmp
        • Size 73KB
        • SHA256 0a371cba26fd9b407526acf317b6fd23b77ef53bbf8a21bdf6c825784835eabf
        • MD5 SHA1 SHA512 SSDEEP

        ka.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ka.txt.tmp
        • Size 81KB
        • SHA256 17c8f511b47c311efe1c3e00c874d2a55e73172ffbeb76b00dc91fcca2b22d82
        • MD5 SHA1 SHA512 SSDEEP

        kaa.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kaa.txt.tmp
        • Size 71KB
        • SHA256 888bff2607b456c660b0c7571e7704c292790303698da742aeb97210093e9451
        • MD5 SHA1 SHA512 SSDEEP

        kab.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\kab.txt.tmp
        • Size 71KB
        • SHA256 bc00ecdfd7b18b69ab424ffe1b628dfdca962e45adf4585529a381b26a7be336
        • MD5 SHA1 SHA512 SSDEEP

        ku-ckb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ku-ckb.txt.tmp
        • Size 75KB
        • SHA256 d24e29564534474e3811b0690dcc68f0182483a1e79deecd088fddeb85348750
        • MD5 SHA1 SHA512 SSDEEP

        ky.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ky.txt.tmp
        • Size 75KB
        • SHA256 391d64e72a6f793972f93af1a9dc17e14da6818b93f7b63508521c3161000eb3
        • MD5 SHA1 SHA512 SSDEEP

        lij.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lij.txt.tmp
        • Size 71KB
        • SHA256 12ef799dd0c997d1bedff0d723548ee83c68acaf3ede4be389b61b50df87d88a
        • MD5 SHA1 SHA512 SSDEEP

        lt.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\lt.txt.tmp
        • Size 72KB
        • SHA256 e8e5f103b286e10f17569c2bfc77fbc781a934aebc89a6947bfd503bdf5d26ea
        • MD5 SHA1 SHA512 SSDEEP

        mk.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mk.txt.tmp
        • Size 72KB
        • SHA256 b45dfb68ca49e1cfa181b926445e5453cc266d8b7d51089a960ef7b725b0a095
        • MD5 SHA1 SHA512 SSDEEP

        mn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mn.txt.tmp
        • Size 71KB
        • SHA256 65b96d2788c76c0d8b6f70f26ebe267e0b799a39185a4b4b41dc84a5d18f28ea
        • MD5 SHA1 SHA512 SSDEEP

        mng.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng.txt.tmp
        • Size 83KB
        • SHA256 0a0f92a4ba354d941fed205a3c35ef8f013a823d0a683ca131a4c7214e6f43cd
        • MD5 SHA1 SHA512 SSDEEP

        mng2.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\mng2.txt.tmp
        • Size 84KB
        • SHA256 4470d67a4366f6da7323fb68b1b102f349803d9b2f9d367cc24aa1dfe3dd6174
        • MD5 SHA1 SHA512 SSDEEP

        nb.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nb.txt.tmp
        • Size 69KB
        • SHA256 1ee02472b7773ba44e3296dcc3ee3f3f20d4c373c028ab7fa7a2cf648d07294f
        • MD5 SHA1 SHA512 SSDEEP

        nn.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\nn.txt.tmp
        • Size 69KB
        • SHA256 e694e047bad1ed62f696e2c9b39ea1befc6ce048ab749a5a6015eb251fb1b4fe
        • MD5 SHA1 SHA512 SSDEEP

        pa-in.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pa-in.txt.tmp
        • Size 77KB
        • SHA256 fb7d0f7599d9ef0dddc9dbfc36d4988ec320e3c60a59b26c84ab7af501d8013d
        • MD5 SHA1 SHA512 SSDEEP

        pl.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pl.txt.tmp
        • Size 73KB
        • SHA256 38efc108d23bc14ea8cb22d4c80c49f505d6ba9ee8c91af6d48dbc0d408c1729
        • MD5 SHA1 SHA512 SSDEEP

        ps.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ps.txt.tmp
        • Size 71KB
        • SHA256 81e51a6c1b81af11b8ff863a6b198755f7f75faf8927edd0276757a1cbd3c14d
        • MD5 SHA1 SHA512 SSDEEP

        pt-br.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\pt-br.txt.tmp
        • Size 73KB
        • SHA256 f16a3ce3cdb9d532367204902fbb80756f4f45dba4d23c1b7e646715320b3c4f
        • MD5 SHA1 SHA512 SSDEEP

        ro.txt.tmp

        • Path C:\Program Files\7-Zip\Lang\ro.txt.tmp
        • Size 71KB
        • SHA256 9c0421ebfb75831a2f6c6f9b2e68ddf469605f3a6a0660d5ea2a347084bc93f6
        • MD5 SHA1 SHA512 SSDEEP

        Excel2019R_Trial-ul-oob.xrm-ms.tmp

        • Path C:\Program Files\Microsoft Office\root\Licenses16\Excel2019R_Trial-ul-oob.xrm-ms.tmp
        • Size 74KB
        • SHA256 81058867e7d8d36541d5e96b073d0a031c1c12677920d41bfd4a044818346ba3
        • MD5 SHA1 SHA512 SSDEEP

        _UpdateCspStore.xml.exe

        • Path C:\Users\Admin\AppData\Local\Temp\_UpdateCspStore.xml.exe
        • Size 63KB
        • SHA256 4cd02ceb25893daa7e56d253a81234ff18e7ce3cdb9b0cac73dcd33e75266019
        • MD5 SHA1 SHA512 SSDEEP

        Zombie.exe

        • Path C:\Windows\SysWOW64\Zombie.exe
        • Size 63KB
        • SHA256 f584d845d8361ce2f5a04b9d012691ed8fc67eeb8e6d8f735842e0f22f7ac214
        • MD5 SHA1 SHA512 SSDEEP

        memory/1212-11-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/3368-0-0x0000000000400000-0x0000000000408000-memory.dmp