Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2022, 00:02

General

  • Target

    c7dab2387064d0bc9a87ee51049045a60cab6290ecb711c0e57b98c28b2206d6.exe

  • Size

    227KB

  • MD5

    db089af5efcb1290e84cd49857fb6838

  • SHA1

    a5d2d206d6df0e383c8d1209056e8e87145b3135

  • SHA256

    c7dab2387064d0bc9a87ee51049045a60cab6290ecb711c0e57b98c28b2206d6

  • SHA512

    4ff6938d5b27d18dde27e2938b2725ef69e2b320193ed14e750f86bfd475c7202b15b96f473dd480d6922fecead025fc649ebbfad83dc90e284830fb8e7978b9

  • SSDEEP

    6144:/Y94NVPbgmZL4R4luXIeJBSfuBRJ6JSlN9EM9MSl:A9OVzgv4qzJAfuBRJDEMuSl

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c7dab2387064d0bc9a87ee51049045a60cab6290ecb711c0e57b98c28b2206d6.exe
    "C:\Users\Admin\AppData\Local\Temp\c7dab2387064d0bc9a87ee51049045a60cab6290ecb711c0e57b98c28b2206d6.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3088
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\butt_crack.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\butt_crack.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:5048
      • C:\Windows\SysWOW64\Diablo 2.exe
        "C:\Windows\system32\Diablo 2.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Installs/modifies Browser Helper Object
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:5036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Diablo 2.exe

    Filesize

    376KB

    MD5

    7e1af90f770d53314700d2002bef5e56

    SHA1

    ce40e0f4b8cc17bffc33c3e05db8ee0b97c6b6ee

    SHA256

    b1b070e233833848bfc546ec2bd21fe2147e72291c5b49a9455b838c399c83e8

    SHA512

    b2d147c560c4bbfd904d6cd9e74cd367802eac554d51d82cac07bf1466de0bed04386e53f3486f1dd63add3517f29729b2197d38a95705df99a8a244f61aacbb

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Diablo 2hk.dll

    Filesize

    8KB

    MD5

    c5dc4d4833ffbc2aa141f9d0ce15b116

    SHA1

    fe134e73a28d807f9d5217754533aab7b815a495

    SHA256

    7b91c0f2d830308e27b16900e9bd5080512a81c017ecbffe1fc9e700625492db

    SHA512

    d28ef7097ed9f05b15fde7688fbb155b9c6411584b4621d93b683ec8ef541b158b7fb72d8fdb30c6d88941b9ed371a6b20dd6882940af9e47d4cb3db864e65ab

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\Diablo 2wb.dll

    Filesize

    40KB

    MD5

    9753f981cd9216dcc2747879c568c107

    SHA1

    d3891d9cf0effbc3cf1ac18293a4e9eb666cf832

    SHA256

    00e67f3cd7f0888e1c72299b46c7b277b2efa7a2c569d51dbc22e12b36030dcd

    SHA512

    589be60b9279d3077fe49f05f883509770ab78c112317d6e4d9b93600ccbd91ac754497c5d5a69a1e605806617955b2a3f6bf6af695e79d4737fcf977cbd2ec3

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\butt_crack.exe

    Filesize

    7KB

    MD5

    6666b7b68c0e30fc63f33348a0ce10db

    SHA1

    7eafddeaf1d0a15932c07cf79638d44a884911a7

    SHA256

    590664cbecf3a1e4f65505c55f3abfba39b5ee7a1cd66f55960a6252faf2a719

    SHA512

    290154f8693812f509b882c4bf4142dead6810972ead89c6749964ac22ae4f368f7f54b8f517cd7b9697f8a160d6f22e390d450be21b964e33aae25d4072f916

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\butt_crack.exe

    Filesize

    7KB

    MD5

    6666b7b68c0e30fc63f33348a0ce10db

    SHA1

    7eafddeaf1d0a15932c07cf79638d44a884911a7

    SHA256

    590664cbecf3a1e4f65505c55f3abfba39b5ee7a1cd66f55960a6252faf2a719

    SHA512

    290154f8693812f509b882c4bf4142dead6810972ead89c6749964ac22ae4f368f7f54b8f517cd7b9697f8a160d6f22e390d450be21b964e33aae25d4072f916

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\inst.dat

    Filesize

    732B

    MD5

    228e731e2d38484fb90bd169ec31ae3b

    SHA1

    af35622de666e6d73a78f8b3adeafa33299cf812

    SHA256

    b6607e640dcb54d6e8a2a9b7db57fdbe431470eb0bd4fe3ac3dd001cca558b4c

    SHA512

    0caec133a0b76306d5073c0817531165a91d2a2a25ef80c3f82b094a22d826a7c2f8484c8dd3480ba25781c6633cee1923527d3466be5d3d973aefb0195808ed

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\pk.bin

    Filesize

    3KB

    MD5

    b1b509c26789d0c1ff0ba8795de1fccd

    SHA1

    eb319e1d98707ea52e4a7c172c845e591e92406e

    SHA256

    3b0a8cea48f7e44c33f5836824280c5cbbb912be8f2d138a0d6f0ab2d5210234

    SHA512

    eaa5cfcd6145fe877b58c42f9a2863fb7e4fbceece2cdd9254df13df150deefc101dc0af29b77931e1c2cc6832d4d870d6d6c006f218b0ae9695972ea12e44e4

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe

    Filesize

    15KB

    MD5

    bd91af2964f7eb5df9c934b27e5f4bef

    SHA1

    82319ef7ae4bf95db66c2580b37e9ed1caa7c511

    SHA256

    529e7c09be84d4724fd043d674615f361a30483bb88f18362ee112362c779c17

    SHA512

    14dfc44ca07c4dd0d3f532e5c421caf46e9ba1226b6b2d0ca39ccb4dc835523376725bdc983899395732dbe94e38837561d136dcd037c4c2cc141a0855c5845f

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\rinst.exe

    Filesize

    15KB

    MD5

    bd91af2964f7eb5df9c934b27e5f4bef

    SHA1

    82319ef7ae4bf95db66c2580b37e9ed1caa7c511

    SHA256

    529e7c09be84d4724fd043d674615f361a30483bb88f18362ee112362c779c17

    SHA512

    14dfc44ca07c4dd0d3f532e5c421caf46e9ba1226b6b2d0ca39ccb4dc835523376725bdc983899395732dbe94e38837561d136dcd037c4c2cc141a0855c5845f

  • C:\Windows\SysWOW64\Diablo 2.exe

    Filesize

    376KB

    MD5

    d10233a1135726691711071b3400eebe

    SHA1

    1bbab98ab5b188c7960779b3e997eac18d078718

    SHA256

    b3f0e801e6a20b257cc389b3565293aa8444b49209ee25e99e68c4f67c10b1c5

    SHA512

    6367d39fcaa14cb0efb16e925367ebbeebf2d32fd98148855c018ab308be1d2f5146ab32457d25c04d122311acafc60dda33439fe3fbebbc724e92ffe14f7265

  • C:\Windows\SysWOW64\Diablo 2.exe

    Filesize

    376KB

    MD5

    d10233a1135726691711071b3400eebe

    SHA1

    1bbab98ab5b188c7960779b3e997eac18d078718

    SHA256

    b3f0e801e6a20b257cc389b3565293aa8444b49209ee25e99e68c4f67c10b1c5

    SHA512

    6367d39fcaa14cb0efb16e925367ebbeebf2d32fd98148855c018ab308be1d2f5146ab32457d25c04d122311acafc60dda33439fe3fbebbc724e92ffe14f7265

  • C:\Windows\SysWOW64\Diablo 2hk.dll

    Filesize

    8KB

    MD5

    00f88388a70c22c385ea39e08bf76bf0

    SHA1

    af08f26cc5049fbb59fc0dce013fa9e6a2acfee1

    SHA256

    e42be3ef45b31e93ccb67115791ad1750ae9d33a3e8a2e6758e73c74ea18847c

    SHA512

    aa08a196529bfe66d9fa7d7a8b993d2eac22a8a99196a0635033d136f0fc02859e8629717e65d2b1bc9ad5646ddb02673c35da5e006780305f239fbcc605fa41

  • C:\Windows\SysWOW64\Diablo 2hk.dll

    Filesize

    8KB

    MD5

    00f88388a70c22c385ea39e08bf76bf0

    SHA1

    af08f26cc5049fbb59fc0dce013fa9e6a2acfee1

    SHA256

    e42be3ef45b31e93ccb67115791ad1750ae9d33a3e8a2e6758e73c74ea18847c

    SHA512

    aa08a196529bfe66d9fa7d7a8b993d2eac22a8a99196a0635033d136f0fc02859e8629717e65d2b1bc9ad5646ddb02673c35da5e006780305f239fbcc605fa41

  • C:\Windows\SysWOW64\Diablo 2hk.dll

    Filesize

    8KB

    MD5

    00f88388a70c22c385ea39e08bf76bf0

    SHA1

    af08f26cc5049fbb59fc0dce013fa9e6a2acfee1

    SHA256

    e42be3ef45b31e93ccb67115791ad1750ae9d33a3e8a2e6758e73c74ea18847c

    SHA512

    aa08a196529bfe66d9fa7d7a8b993d2eac22a8a99196a0635033d136f0fc02859e8629717e65d2b1bc9ad5646ddb02673c35da5e006780305f239fbcc605fa41

  • C:\Windows\SysWOW64\Diablo 2hk.dll

    Filesize

    8KB

    MD5

    00f88388a70c22c385ea39e08bf76bf0

    SHA1

    af08f26cc5049fbb59fc0dce013fa9e6a2acfee1

    SHA256

    e42be3ef45b31e93ccb67115791ad1750ae9d33a3e8a2e6758e73c74ea18847c

    SHA512

    aa08a196529bfe66d9fa7d7a8b993d2eac22a8a99196a0635033d136f0fc02859e8629717e65d2b1bc9ad5646ddb02673c35da5e006780305f239fbcc605fa41

  • C:\Windows\SysWOW64\Diablo 2wb.dll

    Filesize

    40KB

    MD5

    e13bed79e41a890c1cd7ad001bfef85b

    SHA1

    2d5067539ebd2963e4feb4706d5d5dc2cafffbdd

    SHA256

    ea710f9260a157c2095a841451b13128ac6e76a5e387eaef179e3dbb618fadb3

    SHA512

    c55447145c66ed9fa23f865d875073d40a7ed3fa5c7923e8f23e648dec3c6a4a40eda2d44d1bbbd73663e314c53c40699477f96543aeaf8e0b579ce2ccedb79d

  • C:\Windows\SysWOW64\Diablo 2wb.dll

    Filesize

    40KB

    MD5

    e13bed79e41a890c1cd7ad001bfef85b

    SHA1

    2d5067539ebd2963e4feb4706d5d5dc2cafffbdd

    SHA256

    ea710f9260a157c2095a841451b13128ac6e76a5e387eaef179e3dbb618fadb3

    SHA512

    c55447145c66ed9fa23f865d875073d40a7ed3fa5c7923e8f23e648dec3c6a4a40eda2d44d1bbbd73663e314c53c40699477f96543aeaf8e0b579ce2ccedb79d

  • C:\Windows\SysWOW64\Diablo 2wb.dll

    Filesize

    40KB

    MD5

    e13bed79e41a890c1cd7ad001bfef85b

    SHA1

    2d5067539ebd2963e4feb4706d5d5dc2cafffbdd

    SHA256

    ea710f9260a157c2095a841451b13128ac6e76a5e387eaef179e3dbb618fadb3

    SHA512

    c55447145c66ed9fa23f865d875073d40a7ed3fa5c7923e8f23e648dec3c6a4a40eda2d44d1bbbd73663e314c53c40699477f96543aeaf8e0b579ce2ccedb79d

  • C:\Windows\SysWOW64\inst.dat

    Filesize

    732B

    MD5

    228e731e2d38484fb90bd169ec31ae3b

    SHA1

    af35622de666e6d73a78f8b3adeafa33299cf812

    SHA256

    b6607e640dcb54d6e8a2a9b7db57fdbe431470eb0bd4fe3ac3dd001cca558b4c

    SHA512

    0caec133a0b76306d5073c0817531165a91d2a2a25ef80c3f82b094a22d826a7c2f8484c8dd3480ba25781c6633cee1923527d3466be5d3d973aefb0195808ed

  • C:\Windows\SysWOW64\pk.bin

    Filesize

    3KB

    MD5

    7eb586a3b863ec87433e983002e7bda3

    SHA1

    757a5a71f39913472ae36d7b8efabf9d55a0f37a

    SHA256

    2fef9211b680a0ce546c58b38d868b1f176de986168484a30a61f4692e2fb841

    SHA512

    941cbe9ae40037b223d50f6d5e05a05d02414a297d69e65a98af1dacef8943a0fecb15093f407c075fb116e0d77253b167ae892cf5a4c741dcd447d9f5b7064a

  • C:\Windows\SysWOW64\rinst.exe

    Filesize

    15KB

    MD5

    bd91af2964f7eb5df9c934b27e5f4bef

    SHA1

    82319ef7ae4bf95db66c2580b37e9ed1caa7c511

    SHA256

    529e7c09be84d4724fd043d674615f361a30483bb88f18362ee112362c779c17

    SHA512

    14dfc44ca07c4dd0d3f532e5c421caf46e9ba1226b6b2d0ca39ccb4dc835523376725bdc983899395732dbe94e38837561d136dcd037c4c2cc141a0855c5845f

  • memory/5036-154-0x0000000000BF1000-0x0000000000BF5000-memory.dmp

    Filesize

    16KB