Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 20:49

General

  • Target

    039df3682c669d012a722554365b681f.exe

  • Size

    76KB

  • MD5

    039df3682c669d012a722554365b681f

  • SHA1

    b47c0be7a997b579e971009aeef8a1ae05e5d3ed

  • SHA256

    211c71311c345d1534af88a8ff3e348610f9058ecd78fe15d5d270b47dec666b

  • SHA512

    41726a9a5eb8a678cd6429a5df59081f8cedaf91feade252c365e5798d472aa0746748daf9d3414de48c3223414b239b4765f0057487984b77c047daf9c0ffd2

  • SSDEEP

    1536:zLXB65939tY6HBg4sXJp+ekp6jC+/ClJUDS8qcy4rLnV+:zLk395hYXJpS4WKC8Djy4fnM

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 6 IoCs
  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\039df3682c669d012a722554365b681f.exe
    "C:\Users\Admin\AppData\Local\Temp\039df3682c669d012a722554365b681f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Users\Admin\AppData\Local\Temp\nsoA3F.tmp\iWinGamesSetup.exe
      C:\Users\Admin\AppData\Local\Temp\nsoA3F.tmp\iWinGamesSetup.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2772
  • C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\InstGameInfoHelper.exe
    "C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\InstGameInfoHelper.exe"
    1⤵
    • Executes dropped EXE
    • Modifies system certificate store
    PID:2744

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          344B

          MD5

          1bee85b5db8cc41abb785cc1c8766765

          SHA1

          4bbc00ff026ec73f7dcf38d60579426e4c2f4de5

          SHA256

          6f849020e7186f6d93f6ea1991fef27f79c2954efcd6d8a405e70afb2eec143e

          SHA512

          35ca43628da307df9efc135c00c0c45835e6cfbe82cdc636104cc239e417072cdbb324bdfa84f31288cee347a34ee2f9da7fb2832b5fab3a11dbe445c6b99975

        • C:\Users\Admin\AppData\Local\Temp\Cab2915.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar2928.tmp

          Filesize

          171KB

          MD5

          9c0c641c06238516f27941aa1166d427

          SHA1

          64cd549fb8cf014fcd9312aa7a5b023847b6c977

          SHA256

          4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

          SHA512

          936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

        • C:\Users\Admin\AppData\Local\Temp\nsoA3F.tmp\iWinGamesSetup.exe

          Filesize

          925KB

          MD5

          e7061c5caecc071a8e9b6f523a4060f9

          SHA1

          7de274d239b869518d079df4c31683a0753fcaa8

          SHA256

          e35e0acb83d332811b67c4c9213bf95654a87a9f89aec59a750e45a6f62bdeda

          SHA512

          fc2d2a6a4201f41ad2b425092f306646944cb71595eb49693863e89d8f5a5a7a50bed03e6d74b78efd2d9115a9deea27ba32ab6f17525aec8ed65c1fe8ce9714

        • C:\Users\Admin\AppData\Local\Temp\nsoA3F.tmp\iWinGamesSetup.exe

          Filesize

          862KB

          MD5

          376a17f7606d7fbc7bc2ddb79f15569e

          SHA1

          807f6be91282481ebc7a3323c933a1de1e5a539e

          SHA256

          d75ead2659a9b3285eb1cfd7c4e92aabe88025f4b1a27dfaaf2566fa174b7fab

          SHA512

          6bce14a13aa48e894301e68cce20c129b7ac0a1277bc6c8712a0d2a2e5ba6af4cac56e49cee5e0627609d6a8f37431146639391ceab75c4cff85848d2c3bab6d

        • C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\InstGameInfoHelper.exe

          Filesize

          99KB

          MD5

          3d3d2bf9c42dbdf97247775c00f22190

          SHA1

          7a046170aaeb5e1a29d8c8cd7c32225f49237aa1

          SHA256

          59f09ba2c79a209008e76d0478bb691a9fdb2180d84318d9fc73b10401aa853a

          SHA512

          6e66c4ff467e286cd5dc1d4ccd412fec32cfd01514db6c339fd275eaab5f3b549e223e9330bc61ff19048df70b81b66dfcc78ac351aa2c5ff45cf8d197140466

        • C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\ftdownload.dat

          Filesize

          512B

          MD5

          71e8a32f5696267cdf06a715828a24d6

          SHA1

          ddab015b1f22e8ac123b92cdeba2643e5285161e

          SHA256

          777fed81f5e17be2558b77bd3f4858e9086c1012f9315e3edf227a7dbfc8c5b1

          SHA512

          eed938c231220546cfce702c8e3b55ded9b1e0eb1b95f2b3cd61262eff484cd31982b78c813f39a74fa15dbf256717e0e5a871e521ad9d556e3be091610d2f50

        • C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\gametitle.txt

          Filesize

          8B

          MD5

          77933845adf83758a686a08ea46f015e

          SHA1

          02a281c1fcbf0202486c58c1ed4907555d976b74

          SHA256

          a43ef3822aab2b1a53a0cc03f43c0a34ea4faea004383010374fd04677ee8cb2

          SHA512

          b840822fa9d26e16364e19a9d8fa4ac763b4e9761deb4722c29f6c8164659bbd6d992a40c1f4f2c0955d33c786b9ec19ba3d402ae5729508ba2aaed2fe61daef

        • C:\Users\Admin\AppData\Local\Temp\nsy20BB.tmp\tn_feat.bmp

          Filesize

          4KB

          MD5

          9f6262a028f04dedc88566470012787b

          SHA1

          68a5b12af991acfcb76e0ed78de09319e6c6eef2

          SHA256

          fe598bb98b1c37cda619c9e75c7852ac3ed237930f512e84b0170efbbc82ec5e

          SHA512

          165928fdfc3b182fb502558f7616f4f86d282152eeb025133cbc5f98bd27dd4e21ac62cdbd361c021444f08d718a531c77beb69bb3851a24fa8f9ae372e9bef8

        • \Users\Admin\AppData\Local\Temp\nsoA3F.tmp\NSISdl.dll

          Filesize

          14KB

          MD5

          a5f8399a743ab7f9c88c645c35b1ebb5

          SHA1

          168f3c158913b0367bf79fa413357fbe97018191

          SHA256

          dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

          SHA512

          824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

        • \Users\Admin\AppData\Local\Temp\nsoA3F.tmp\System.dll

          Filesize

          11KB

          MD5

          c17103ae9072a06da581dec998343fc1

          SHA1

          b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

          SHA256

          dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

          SHA512

          d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

        • \Users\Admin\AppData\Local\Temp\nsoA3F.tmp\iWinGamesSetup.exe

          Filesize

          916KB

          MD5

          f582781883ceba7cc08eb4fff77d8885

          SHA1

          93aa616f74e591424853c01b854d21328e60409b

          SHA256

          c4e86fd37e14213eb4d15417131d05d0c16f0201dc1e8e30017d31e736330964

          SHA512

          83a9f4de1f86cddf2c71eff6a2985f0fbfa2f84314feb762a473f82054a85333ffe22fd65dfd050af75891f6ff3c90eefc69d2fb678f08065b2441ce98260af9

        • \Users\Admin\AppData\Local\Temp\nsy20BB.tmp\BgImage.dll

          Filesize

          7KB

          MD5

          0e6d71e08eb5f3fe111c2fc10cf3f669

          SHA1

          e50d07fa89a8a36e39196ef91ee10e6ce7e96289

          SHA256

          df4ae53731440c2a7fbabac6ded7684fadc03c050c3190a6ec38b1eaf88b76b9

          SHA512

          20325b41ea54f8aeae09a127e15400d462e99a86365d8b82d4b2d2cc13db6d7ecbb9e5db23091d8b68a92b3bb8cf87fabf9decd3f77089e32af2cdbfd705b77c

        • \Users\Admin\AppData\Local\Temp\nsy20BB.tmp\nsExec.dll

          Filesize

          6KB

          MD5

          acc2b699edfea5bf5aae45aba3a41e96

          SHA1

          d2accf4d494e43ceb2cff69abe4dd17147d29cc2

          SHA256

          168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

          SHA512

          e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe