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Analysis

  • max time kernel
    176s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 18:48

General

  • Target

    setup.exe

  • Size

    880KB

  • MD5

    43d3ff349ad31e0ad76201755445cb1e

  • SHA1

    7b3b15c369203cf892fb0b023201c5627e23973a

  • SHA256

    5c402fd8244e177338a2a8f0c7b8df055d5a06ebd7a5225edb3d3cdaf1d1c749

  • SHA512

    771f98fcade1687c3714e6631d800ba8f186cc6de46ee36e52e78d04727f0bc7f9352d5f32788a315bd1dc5b84fabd585ea50c1bf32bbd7fc168b87a8a97d101

  • SSDEEP

    24576:L20Bj512nz5ME9t+Fez6ovAJv9aGk3KgY7rmvZf5/I:L2Xzh/fvAJ4GkJECvTI

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\is-1UDPV.tmp\setup.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-1UDPV.tmp\setup.tmp" /SL5="$9015A,660927,54272,C:\Users\Admin\AppData\Local\Temp\setup.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2972

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-1UDPV.tmp\setup.tmp

    Filesize

    680KB

    MD5

    e60a74a65005e4c4f61cbe9c09d368df

    SHA1

    1d649b2ab5e08632d64e23f5f9e5675b68e184b4

    SHA256

    78f6692d50d07bd78a97294d196f9ae7d1fc48b058375e5d7bb766970faab758

    SHA512

    a73b84739f4da0827976cf473e63ba3dc7649ab2d37be13c8fb786487d0dc7ef5b2bd446d8c745d75266447357bde4f32f58f1f1c92b156f06f141fea2873856

  • C:\Users\Admin\AppData\Local\Temp\is-1UDPV.tmp\setup.tmp

    Filesize

    680KB

    MD5

    e60a74a65005e4c4f61cbe9c09d368df

    SHA1

    1d649b2ab5e08632d64e23f5f9e5675b68e184b4

    SHA256

    78f6692d50d07bd78a97294d196f9ae7d1fc48b058375e5d7bb766970faab758

    SHA512

    a73b84739f4da0827976cf473e63ba3dc7649ab2d37be13c8fb786487d0dc7ef5b2bd446d8c745d75266447357bde4f32f58f1f1c92b156f06f141fea2873856

  • \Users\Admin\AppData\Local\Temp\is-1UDPV.tmp\setup.tmp

    Filesize

    680KB

    MD5

    e60a74a65005e4c4f61cbe9c09d368df

    SHA1

    1d649b2ab5e08632d64e23f5f9e5675b68e184b4

    SHA256

    78f6692d50d07bd78a97294d196f9ae7d1fc48b058375e5d7bb766970faab758

    SHA512

    a73b84739f4da0827976cf473e63ba3dc7649ab2d37be13c8fb786487d0dc7ef5b2bd446d8c745d75266447357bde4f32f58f1f1c92b156f06f141fea2873856

  • \Users\Admin\AppData\Local\Temp\is-C5UCJ.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-C5UCJ.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/1080-1-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1080-17-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2972-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2972-19-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2972-20-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB