Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    17/07/2023, 04:21

General

  • Target

    b2cb5b7d27ca3df7d3520eb7ed2f4b7416d47d9442daa47a9e47221e3e5ef3f8.exe

  • Size

    4.9MB

  • MD5

    b7728b74562648c771242b0e6581b495

  • SHA1

    30b0b349e626e762779e166dc40d7d689fca7efa

  • SHA256

    b2cb5b7d27ca3df7d3520eb7ed2f4b7416d47d9442daa47a9e47221e3e5ef3f8

  • SHA512

    3e2fe9350c682b428de9edb4b080af50acc9b7b4823b2e7d89deee5adb69023222bc9226fa61eb4511d9919f9a9395659ce1c56652bf04c88d207b0a6a0b74b3

  • SSDEEP

    98304:UHeF+roFYBzakMPYsjwKVnegSt8haoMbtZYtEEIKCcQf7hgo5AtNYfTdSTD:01Fs0ueKa2EE3oeoGtCfk

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2cb5b7d27ca3df7d3520eb7ed2f4b7416d47d9442daa47a9e47221e3e5ef3f8.exe
    "C:\Users\Admin\AppData\Local\Temp\b2cb5b7d27ca3df7d3520eb7ed2f4b7416d47d9442daa47a9e47221e3e5ef3f8.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1912
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2556
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding B1BA99868CAD538124F4A581A4D9153C C
      2⤵
      • Loads dropped DLL
      PID:2816

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\background

    Filesize

    33KB

    MD5

    1910654994e9431f7e8deac7c1d5c941

    SHA1

    c8415dcb8b2ade50b5fab790c23f24a3a380890e

    SHA256

    b8a3b818ae6f3f185a0727466c40c1856c13993a1c58d9e37bd1556a4226f4dc

    SHA512

    ebf6c61030195cdc1905ec2aeae8f60e87cdd458225a1b045319fdff01a091c3fe582be88c3f9f85e3fbd05ba8e4bca781c11c8296177f608c3f50e39b02a628

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\glassbackground

    Filesize

    414KB

    MD5

    599c096375e98fb6b14f8df4f70f252a

    SHA1

    14ddf68a69a8ff88bbc3c5eba6efc2ece9893ef8

    SHA256

    950a19812e83091c1a3a8f62bcf8499b3deca1635aeb029e236025e1bee9b2f3

    SHA512

    0ef8ce3ae5280072b36e76c9f67488089e1f5e046e6fe6692c8b8fcba32e9d08993be1841e314c392533b909374dc1bf0cabb3187467c9dfc49c5809645db99f

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\glassbackgroundsmall

    Filesize

    5KB

    MD5

    ce1bcd853509d451eef57b8f2b9fe3d7

    SHA1

    3ee660d8e45d706af617063e5f98d0b6d6b1da04

    SHA256

    d1da4f87faa0cd9b90d400d6276c45c77599326f4f813c625b88811153ce1dec

    SHA512

    55a5284bd87a16443793cc5ca0838df5d4a5e6bd24f7b32c6b9f853a76ba6c569807c2ad3a78c08f5e1e922d63c8271b2e5d63a4be6bf3fac4bda81dee8f3dbd

  • C:\Users\Admin\AppData\Local\Temp\AI_EXTUI_BIN_1912\nextcancelbuttons

    Filesize

    3KB

    MD5

    e69621dd5af17a9a4164c1f2d5707e0b

    SHA1

    df4e9c1df613faf6274dbf664a5f1ca088fcc450

    SHA256

    321cccc65d7cbc769869a84d187557efd5f26f386e39c2857d6e028463790618

    SHA512

    1572e0c646d9b7762f0c41423ecb911ad5545289bb4c0ca7c1f3a955e7733d2ca1d8de87c94d86dbf184d93780e5cd78be80578c482371ef04bf43e8392b2689

  • C:\Users\Admin\AppData\Local\Temp\MSI8018.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Local\Temp\MSI8132.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Local\Temp\MSI8181.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Local\Temp\MSI8181.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Local\Temp\MSI81FF.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Local\Temp\MSI8441.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • C:\Users\Admin\AppData\Roaming\小张软件\小张锁屏 1.0.0\install\小张锁屏.msi

    Filesize

    1.8MB

    MD5

    5108484569c30c1e3fd88e810674b6bd

    SHA1

    7ab7e798bb356815c2a2998aaf4bf958008fb361

    SHA256

    d22eb2d4ac4acbb353ab36f157f787bb600755faa515641eb8a4c9ba6fec94fd

    SHA512

    b46ca8698c6cb5c62911e5f6bad803b01ad6b0b0ec8a5848afb385d65f95f84ccca9c07cc6dc26fe0793a6e86f2b3d2bab6170b8b946ebe3632518c66cd55f7f

  • \Users\Admin\AppData\Local\Temp\MSI8018.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • \Users\Admin\AppData\Local\Temp\MSI8132.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • \Users\Admin\AppData\Local\Temp\MSI8181.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • \Users\Admin\AppData\Local\Temp\MSI81FF.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • \Users\Admin\AppData\Local\Temp\MSI8441.tmp

    Filesize

    349KB

    MD5

    8752c01d76bc7b3a38b6acaf5b9c387b

    SHA1

    8c7b2b5ffdf3c46d2e9a5803f3b8ac20533e7778

    SHA256

    344abeb71ddccfdb70786849cca660982fd2ab099dcd74fd0d608a05139c8db1

    SHA512

    5a88de5be489088d8108dc45903e5d8368b53109c45646ab14ffe8fff41d5e3f5d19dc13ee1394dedb494e36f76824424602c8c65c6227741c952c2ffb7f4a0f

  • memory/1912-54-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/1912-237-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB