Analysis

  • max time kernel
    4294211s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    22-03-2022 08:06

General

  • Target

    bd78f34c238d0026657fb44dac52c426d0f00a4b7462563b00cc0b3d0ba8f6d5.exe

  • Size

    128KB

  • MD5

    6d46d6311c2c3abcea5de4288c4fcef5

  • SHA1

    fb608457bdf2def8455bdba2909496290fd25234

  • SHA256

    bd78f34c238d0026657fb44dac52c426d0f00a4b7462563b00cc0b3d0ba8f6d5

  • SHA512

    d57e22367e62053b7e37036b8d2c394ec8658babe78da56d988e6f9e170469f5705517cecd84e851e8d1f6fc8744ad4920f646a514d1b131704ad4a8eb6419c0

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Drops startup file 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 52 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd78f34c238d0026657fb44dac52c426d0f00a4b7462563b00cc0b3d0ba8f6d5.exe
    "C:\Users\Admin\AppData\Local\Temp\bd78f34c238d0026657fb44dac52c426d0f00a4b7462563b00cc0b3d0ba8f6d5.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1628
    • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
      "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\v1843453.pdf"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:1732
    • C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
      "C:\Users\Admin\AppData\Local\Temp\taskmgr.exe" 0
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1348
      • C:\Users\Admin\AppData\Local\Temp\msavhost.exe
        "C:\Users\Admin\AppData\Local\Temp\msavhost.exe" 0
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:1148
      • C:\Users\Admin\AppData\Local\Temp\mscvhost.exe
        "C:\Users\Admin\AppData\Local\Temp\mscvhost.exe" 0
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:948
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" www.adobe.com
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1996
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" www.adobe.com
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2016
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2016 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1980

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

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

    344B

    MD5

    5dfc37ea4a254efe1fe5db0ee3b53369

    SHA1

    6782781f627a72adbab11a4986430e3e1ec7610b

    SHA256

    8020457dac57de1e4567f795952b599d9cc71e0faa486f5ee19f2c60d3f178c3

    SHA512

    0b2ce4f0d14e10cfd9fc0e889267b4724888dc51773dccd3f81cb86e71aba5328ec02f421ae69b4d071ac5563d00eab09f572d8de6f5c124f9238c6dda497e1d

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\w8w9llr\imagestore.dat
    Filesize

    13KB

    MD5

    a68a11674ed38bda24e83b284d3f0dab

    SHA1

    3987c9abcebfde1dadba35ca03795f14c539f62e

    SHA256

    4417d392820d121441427557d24c17fe0841dd60dc0c9e355c0bde918c6590b3

    SHA512

    45ba0b9f8f7e1f69522dc327ca52de24dbb00763438f872d4228daa36842e9537410f1ec4b855a3bae0c0d656721e986dab5bf760266ab6799da228b4ca4c786

  • C:\Users\Admin\AppData\Local\Temp\msavhost.exe
    Filesize

    32KB

    MD5

    38489fea73599f23b3abd8168ac3e9d0

    SHA1

    d8eb6aa56476f921b81d2b428ffed84bb08677b9

    SHA256

    6848ac63649274eb2ab2d93bb48924b685ea90dc0d312bbd841b9f50d608cd60

    SHA512

    ed96d53eb1e26cdcb8627dedebeaa6e714bfebae9061defd905bd5f06f7d894556dae5e5b040cf239158a4cf2149891fcff177df6044e954928fcf66011f9920

  • C:\Users\Admin\AppData\Local\Temp\msavhost.exe
    Filesize

    32KB

    MD5

    38489fea73599f23b3abd8168ac3e9d0

    SHA1

    d8eb6aa56476f921b81d2b428ffed84bb08677b9

    SHA256

    6848ac63649274eb2ab2d93bb48924b685ea90dc0d312bbd841b9f50d608cd60

    SHA512

    ed96d53eb1e26cdcb8627dedebeaa6e714bfebae9061defd905bd5f06f7d894556dae5e5b040cf239158a4cf2149891fcff177df6044e954928fcf66011f9920

  • C:\Users\Admin\AppData\Local\Temp\mscvhost.exe
    Filesize

    116KB

    MD5

    be1dbc241b0f896af1a11dce2de70720

    SHA1

    8bc461717aa99a401d96e16c379d0c520bcd5ed0

    SHA256

    879226bc5f8159e06bbb7a8c37258b81b07c13c52e83e2b3b8fd8bf9182e8f5e

    SHA512

    fa1391cf214a9be3a297ebc40879f3381cdd194594789a36da85d25beb16531b0a9c118b3cca44ed74962b17389bdf7ea4e5f5264c2ac4833adfaffec33e22b9

  • C:\Users\Admin\AppData\Local\Temp\mscvhost.exe
    Filesize

    116KB

    MD5

    be1dbc241b0f896af1a11dce2de70720

    SHA1

    8bc461717aa99a401d96e16c379d0c520bcd5ed0

    SHA256

    879226bc5f8159e06bbb7a8c37258b81b07c13c52e83e2b3b8fd8bf9182e8f5e

    SHA512

    fa1391cf214a9be3a297ebc40879f3381cdd194594789a36da85d25beb16531b0a9c118b3cca44ed74962b17389bdf7ea4e5f5264c2ac4833adfaffec33e22b9

  • C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
    Filesize

    136KB

    MD5

    4e915fbe54c3fa26d9a188cbe770f39d

    SHA1

    43556ba6ed14c6a430999126f0d775c1bc2756da

    SHA256

    f1ef59570bada74723878f764146370e9e92ffe54038fb6baaca956e1bfc3aea

    SHA512

    33088c3adfc5bdd5c4255c8695203ef77571e1276614350d6eefff8539b31097ff98ee3f9f9c0acff9b46338a76b72240b470d216b2679d3601116ec86fa3307

  • C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
    Filesize

    136KB

    MD5

    4e915fbe54c3fa26d9a188cbe770f39d

    SHA1

    43556ba6ed14c6a430999126f0d775c1bc2756da

    SHA256

    f1ef59570bada74723878f764146370e9e92ffe54038fb6baaca956e1bfc3aea

    SHA512

    33088c3adfc5bdd5c4255c8695203ef77571e1276614350d6eefff8539b31097ff98ee3f9f9c0acff9b46338a76b72240b470d216b2679d3601116ec86fa3307

  • C:\Users\Admin\AppData\Local\Temp\temp1000.tmp
    Filesize

    76B

    MD5

    74cb26f4f4ecc9673646190bdc4c8290

    SHA1

    c017971c31bdcc9ba13a283764972dde1f5fd2c2

    SHA256

    1530547f0e7b57bbc2c76fdd44bce977d8909d60440711068e79e8c47083afbb

    SHA512

    120feb60d98ddff9b7ef874b4d8008d174c9ccd39c3cf8c2993770fc11c002dd77159c32a7590b3c893c9f4744ec2d0619252c5f00c66a5b53c1924692b6ddf6

  • C:\Users\Admin\AppData\Local\Temp\temp1000.tmp
    Filesize

    76B

    MD5

    74cb26f4f4ecc9673646190bdc4c8290

    SHA1

    c017971c31bdcc9ba13a283764972dde1f5fd2c2

    SHA256

    1530547f0e7b57bbc2c76fdd44bce977d8909d60440711068e79e8c47083afbb

    SHA512

    120feb60d98ddff9b7ef874b4d8008d174c9ccd39c3cf8c2993770fc11c002dd77159c32a7590b3c893c9f4744ec2d0619252c5f00c66a5b53c1924692b6ddf6

  • C:\Users\Admin\AppData\Local\Temp\temp1001.tmp
    Filesize

    68B

    MD5

    5867864996fe03426905fc7b09c565c1

    SHA1

    a0525054675e66c1c4da384bb937d80c4d5a55ef

    SHA256

    23772fac859f7332f4bdb52ed047e0c5965cd2f9bb983782a55eb4eae270b028

    SHA512

    020a3e20a5081ad2dcad451012cc36f0239f61b6c6ece97a3587315c37cf6e924738d39a9ecdc861280393f76d5f53f6068224eebc21fdca7d21ef08e46fe812

  • C:\Users\Admin\AppData\Local\Temp\temp1002.tmp
    Filesize

    264B

    MD5

    223e3e58aae4ca375e5f8dff8f0b5a53

    SHA1

    04bc7118a00f00de54a7f51e136be4e7671d57a2

    SHA256

    b3e50dd689e5e50387278395f809bd85d5c2d421a2aeaa7749394d2635e9be26

    SHA512

    bb7a109fa0117963dfdd5850014f0f38b08ef65a055decbab96b52c0956d7e4f725fc2f36282f7e57dcef97c5cc30ae0e0aa6d6e297d4689e4b3eaf5385b5674

  • C:\Users\Admin\AppData\Local\Temp\temp1003.tmp
    Filesize

    293B

    MD5

    48e97051bf9198dce0bc94282bb4b1fc

    SHA1

    6ddc2329a2a5cca7f1b318e251bc82fb7f3b6093

    SHA256

    acd1d6889151ea65a5e83ffb468632c41a27bf141feb7c67debdcc1b9277d0bc

    SHA512

    5c9c2f6d8cdf0d99c50e72728f53724b52101e6e804674249088ef61d667172894be452b1e5babb9cbd75cf43510d81cbb50830846a33f3d4aa0ef1d80a6c005

  • C:\Users\Admin\AppData\Local\Temp\temp1004.tmp
    Filesize

    4B

    MD5

    22920780aa0dc077f82aa8f865f39910

    SHA1

    40783b98d0183a52d33a431120a3f8fbd9cda48c

    SHA256

    f7c4f4cc6c99f0e5d21986eaf4e0ee5170b03b05ba444a6b2792a902e38f07b2

    SHA512

    0dba13c193143d5c13a3eeedf88ffb1a3e94b5d6d41eebe8cdc7113ed90d8fb221a7c10b7203dbb7570e504a3f05868d16cd1f0d2c24323fdb7fca7865a64327

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    827B

    MD5

    f69010c4011e7ac9e82fd7ffe424f0d9

    SHA1

    3a6535da0fecd67bb1153ad5e1d416e36dad6fe3

    SHA256

    d7a8bd9f3e5d0d7efffc4f650bdedb3c763f8c56f7e6c6f4e33e1682a87e9d01

    SHA512

    fbb76898825b47880a8ddfefde367b51688ba0a8e902d96038991ce31ee5cff469803b5dd5dccb2c1d99ef96cf245380d2cf5a96eef4a9be641cd2ba50733305

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    242B

    MD5

    166e0d971da741c6ccaa006c3829afb6

    SHA1

    2703aebb2ec43981adee2ddee415c7773e961ab7

    SHA256

    97db7ec4663a5b322cf85bf77a750d7231cfd2cff861d0e8a9f19a58d8e923aa

    SHA512

    20061cd641139ee8ca64bc2dc1f777ec6b28247c7cb45bdc9190424a4c7ab44cdcc6a6858e1f44a523cf848e5326d3c3ddc632e8d37e3fcad50ecb37bca70ab6

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    108B

    MD5

    62517f41a83e8082d53c279eb0c0abe1

    SHA1

    c9f060b8b130833d167d90159848593306450a49

    SHA256

    c8171391079c735eecfbcc7545516ee07153862cf4c01817aeb79f43824ff789

    SHA512

    9b391d52431abb5f7da57b2c693a766845a70fc728f9fe265d96dbd0fbe1aef5dca89124e3076c8cf5d3fefb822d133d2e5a895826374522a52cb458362d229b

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    108B

    MD5

    62517f41a83e8082d53c279eb0c0abe1

    SHA1

    c9f060b8b130833d167d90159848593306450a49

    SHA256

    c8171391079c735eecfbcc7545516ee07153862cf4c01817aeb79f43824ff789

    SHA512

    9b391d52431abb5f7da57b2c693a766845a70fc728f9fe265d96dbd0fbe1aef5dca89124e3076c8cf5d3fefb822d133d2e5a895826374522a52cb458362d229b

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    743B

    MD5

    e53d8f4d0814bcea20c20bbf1e71ec1b

    SHA1

    1d111bd462857b7e395a892f06e4024416ad0653

    SHA256

    08f445c42f4e0538314c2d5a534aa4afa089019816fe263b2242caf95ff9418a

    SHA512

    c7502d36bc5fac8542d4760fe285526fb536cdfee9ea4958cf3a4f058ca969b2520d025d67f21e011f9a3d405ccb422a2e85c2d3460e85b0ca3bdc3abc8b668c

  • C:\Users\Admin\AppData\Local\Temp\temp1005.tmp
    Filesize

    743B

    MD5

    e53d8f4d0814bcea20c20bbf1e71ec1b

    SHA1

    1d111bd462857b7e395a892f06e4024416ad0653

    SHA256

    08f445c42f4e0538314c2d5a534aa4afa089019816fe263b2242caf95ff9418a

    SHA512

    c7502d36bc5fac8542d4760fe285526fb536cdfee9ea4958cf3a4f058ca969b2520d025d67f21e011f9a3d405ccb422a2e85c2d3460e85b0ca3bdc3abc8b668c

  • C:\Users\Admin\AppData\Local\Temp\temp1006.tmp
    Filesize

    290B

    MD5

    f93240bfc3520c7c31facf2af5e44a03

    SHA1

    459a1b2eeacacc767ccf14a2816075af6fda9887

    SHA256

    94f5c75bee3ef876f040c47c025e017f0332c321334317b940ff0f2f6ad16a97

    SHA512

    fa27b97e34aa1c91da6938a1d111ddb52918b63f6a8403dfc7063fc7a821bb7ce7423f43fc3161bb3098cf07befbeebe82764caa36f1256840c5f1805e06cde6

  • C:\Users\Admin\AppData\Local\Temp\temp1009.tmp
    Filesize

    20B

    MD5

    fba874ccb15f9a5995292ab195a9c289

    SHA1

    63bcb85cdc154158ff925c570843d4dc22e4b9cd

    SHA256

    1fb14ec18da75945002ad97840314a36753452d2bf11fc96a4c171e91784e5b9

    SHA512

    662c9eb2fa8da8059795996cd59bbd1d17ea79f79cc9054a8810d5737d75b6f374ca5d055bf46748a21ae7cb697ba8dd78bcb62fcbdaebebdf2a1d34d11352e0

  • C:\Users\Admin\AppData\Local\Temp\temp1111.tmp
    Filesize

    2KB

    MD5

    d58bcce44b96c1799d28df2080d53573

    SHA1

    210335f7058316e7f5903341bfe29858f30c217c

    SHA256

    9a93933881b2a623a13f08949162b28521527619f91666fad9d93316c9a03459

    SHA512

    4f1998e96dc3fa232ada502425f681b1044358100e81e6125f49c9dd0b9454d84694b2346820c3c5a9a6ca3142e577146d1656902d7b8fcd3d032849a1d8171b

  • C:\Users\Admin\AppData\Local\Temp\v1843453.pdf
    Filesize

    7KB

    MD5

    5ca089449a75e46616e8d91b752e9744

    SHA1

    1cb3c8d178af11b3ba20ee808e0df723a2976f03

    SHA256

    7a3b87fb25cfed9c7e5e5dbc8891679df962a678b57d6c80d820cc1208c6d610

    SHA512

    83cdee8b65ea4b18efc1c905105d5add71690d3bf549437f6da956cabadc2906dcc7645f578a7ddeb3e2d3d2a9a9fc7481df0c17c3b3dda27ba0abb228b3e7e7

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\M5G0LMXJ.txt
    Filesize

    607B

    MD5

    65aedb285523c6578445130d93c7feb3

    SHA1

    432f39cf264324e21fd9c12077d4a3e06d33f02e

    SHA256

    b515e98306e7a5522380c0d5186b21336c7383e2ba37c126609f23ec62ba981d

    SHA512

    e99efe47910482feb2627b251ff6871069fbbe2ee69666b85f355c3c25238332f04cabded0f370831141d74faaf73573409e63fe09b3343d487f148607014db0

  • \Users\Admin\AppData\Local\Temp\msavhost.exe
    Filesize

    32KB

    MD5

    38489fea73599f23b3abd8168ac3e9d0

    SHA1

    d8eb6aa56476f921b81d2b428ffed84bb08677b9

    SHA256

    6848ac63649274eb2ab2d93bb48924b685ea90dc0d312bbd841b9f50d608cd60

    SHA512

    ed96d53eb1e26cdcb8627dedebeaa6e714bfebae9061defd905bd5f06f7d894556dae5e5b040cf239158a4cf2149891fcff177df6044e954928fcf66011f9920

  • \Users\Admin\AppData\Local\Temp\msavhost.exe
    Filesize

    32KB

    MD5

    38489fea73599f23b3abd8168ac3e9d0

    SHA1

    d8eb6aa56476f921b81d2b428ffed84bb08677b9

    SHA256

    6848ac63649274eb2ab2d93bb48924b685ea90dc0d312bbd841b9f50d608cd60

    SHA512

    ed96d53eb1e26cdcb8627dedebeaa6e714bfebae9061defd905bd5f06f7d894556dae5e5b040cf239158a4cf2149891fcff177df6044e954928fcf66011f9920

  • \Users\Admin\AppData\Local\Temp\mscvhost.exe
    Filesize

    116KB

    MD5

    be1dbc241b0f896af1a11dce2de70720

    SHA1

    8bc461717aa99a401d96e16c379d0c520bcd5ed0

    SHA256

    879226bc5f8159e06bbb7a8c37258b81b07c13c52e83e2b3b8fd8bf9182e8f5e

    SHA512

    fa1391cf214a9be3a297ebc40879f3381cdd194594789a36da85d25beb16531b0a9c118b3cca44ed74962b17389bdf7ea4e5f5264c2ac4833adfaffec33e22b9

  • \Users\Admin\AppData\Local\Temp\mscvhost.exe
    Filesize

    116KB

    MD5

    be1dbc241b0f896af1a11dce2de70720

    SHA1

    8bc461717aa99a401d96e16c379d0c520bcd5ed0

    SHA256

    879226bc5f8159e06bbb7a8c37258b81b07c13c52e83e2b3b8fd8bf9182e8f5e

    SHA512

    fa1391cf214a9be3a297ebc40879f3381cdd194594789a36da85d25beb16531b0a9c118b3cca44ed74962b17389bdf7ea4e5f5264c2ac4833adfaffec33e22b9

  • \Users\Admin\AppData\Local\Temp\taskmgr.exe
    Filesize

    136KB

    MD5

    4e915fbe54c3fa26d9a188cbe770f39d

    SHA1

    43556ba6ed14c6a430999126f0d775c1bc2756da

    SHA256

    f1ef59570bada74723878f764146370e9e92ffe54038fb6baaca956e1bfc3aea

    SHA512

    33088c3adfc5bdd5c4255c8695203ef77571e1276614350d6eefff8539b31097ff98ee3f9f9c0acff9b46338a76b72240b470d216b2679d3601116ec86fa3307

  • \Users\Admin\AppData\Local\Temp\taskmgr.exe
    Filesize

    136KB

    MD5

    4e915fbe54c3fa26d9a188cbe770f39d

    SHA1

    43556ba6ed14c6a430999126f0d775c1bc2756da

    SHA256

    f1ef59570bada74723878f764146370e9e92ffe54038fb6baaca956e1bfc3aea

    SHA512

    33088c3adfc5bdd5c4255c8695203ef77571e1276614350d6eefff8539b31097ff98ee3f9f9c0acff9b46338a76b72240b470d216b2679d3601116ec86fa3307

  • \Users\Admin\AppData\Local\Temp\taskmgr.exe
    Filesize

    136KB

    MD5

    4e915fbe54c3fa26d9a188cbe770f39d

    SHA1

    43556ba6ed14c6a430999126f0d775c1bc2756da

    SHA256

    f1ef59570bada74723878f764146370e9e92ffe54038fb6baaca956e1bfc3aea

    SHA512

    33088c3adfc5bdd5c4255c8695203ef77571e1276614350d6eefff8539b31097ff98ee3f9f9c0acff9b46338a76b72240b470d216b2679d3601116ec86fa3307

  • memory/1628-56-0x0000000074CC1000-0x0000000074CC3000-memory.dmp
    Filesize

    8KB

  • memory/1628-57-0x0000000003DC0000-0x0000000005116000-memory.dmp
    Filesize

    19.3MB