Analysis

  • max time kernel
    122s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    08-10-2023 15:57

General

  • Target

    sogou.exe

  • Size

    119.4MB

  • MD5

    a83c0bf75de788695364f5ff95925abb

  • SHA1

    fb30afdfe8a4b1d4724a34ebe4ce3cc3a10b0e97

  • SHA256

    533d5d4e186d532d20790cc2c7ad1ae5224ece0bd77c80b997726c7323a69f11

  • SHA512

    27813d218bef6ef1723036b33a55258b7094754571c7eea35fc5899da3c02b6b9dca07fd8441d16627307c5fbd5aebcb1401a5cbfde0d10ec84362a006107120

  • SSDEEP

    3145728:/Jy9VWUV4ofQCucgj1hQZtCSPehM9orB:09heoYCucs1WZtCSP/9o

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

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

  • Drops file in Windows directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 43 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\sogou.exe
    "C:\Users\Admin\AppData\Local\Temp\sogou.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\system32\msiexec.exe" /i "C:\Users\Admin\AppData\Roaming\您的公司\搜狗手心输入法 1.1.5\install\搜狗手心输入法.msi" AI_SETUPEXEPATH=C:\Users\Admin\AppData\Local\Temp\sogou.exe SETUPEXEDIR=C:\Users\Admin\AppData\Local\Temp\ EXE_CMD_LINE="/exenoupdates /forcecleanup /wintime 1696521338 "
      2⤵
      • Enumerates connected drives
      • Suspicious use of FindShellTrayWindow
      PID:2804
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2776
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F324D90081A5C46DA157C00589C74927 C
      2⤵
      • Loads dropped DLL
      PID:2760
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 15BAB656B1C029C20EDEA3C1F4DC42CF C
      2⤵
      • Loads dropped DLL
      PID:2692
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding DC33D9C9743CB68551385EA4764EE90E
      2⤵
      • Loads dropped DLL
      PID:1648
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
      PID:1828
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003E0" "00000000000004D4"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      PID:1764

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\MSI5EE2.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\Temp\MSI6181.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\Temp\MSI627B.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\Temp\MSI627B.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\Temp\MSI6357.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Local\Temp\MSI67EA.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Users\Admin\AppData\Roaming\您的公司\搜狗手心输入法 1.1.5\install\搜狗手心输入法.msi

      Filesize

      1.4MB

      MD5

      c038ef4ed468dc19589ad6fd4378fa86

      SHA1

      96c1a6e531d03b8207df1353510663558a2dbc4c

      SHA256

      96fd47b7b0a06fb2b3d46ad153bff9d5b237ff95c50f5f24a7245bf57d7c7e05

      SHA512

      26cb4ecad5c5b86f2ff2464c5d689dcd4b56b4a17220d3ede36407ee17100662b420558088f9ab444466f96de96d2b74692f3bb8428b68bd18193327b489c156

    • C:\Users\Admin\AppData\Roaming\您的公司\搜狗手心输入法 1.1.5\install\搜狗手心输入法.msi

      Filesize

      1.4MB

      MD5

      c038ef4ed468dc19589ad6fd4378fa86

      SHA1

      96c1a6e531d03b8207df1353510663558a2dbc4c

      SHA256

      96fd47b7b0a06fb2b3d46ad153bff9d5b237ff95c50f5f24a7245bf57d7c7e05

      SHA512

      26cb4ecad5c5b86f2ff2464c5d689dcd4b56b4a17220d3ede36407ee17100662b420558088f9ab444466f96de96d2b74692f3bb8428b68bd18193327b489c156

    • C:\Windows\Installer\MSID440.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • C:\Windows\Installer\MSID5D6.tmp

      Filesize

      597KB

      MD5

      999c6b224a8215a8ffe9792c82d93754

      SHA1

      9aa98fd47aa4472a9d44c1d41233d9c767deee4c

      SHA256

      2e15823e8384eb7a15cb5daae61ebb031f3928bc511e74115d950afa98ef9572

      SHA512

      7438d35e7263b8b9918c163beafeb18bc35cab7b8577487e24089517016b85e8e13817f13caee011bb1e4ed35af28d3a91e99950c24a2566c0b6453092fa1347

    • \Users\Admin\AppData\Local\Temp\MSI5EE2.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Users\Admin\AppData\Local\Temp\MSI6181.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Users\Admin\AppData\Local\Temp\MSI627B.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Users\Admin\AppData\Local\Temp\MSI6357.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Users\Admin\AppData\Local\Temp\MSI67EA.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Windows\Installer\MSID440.tmp

      Filesize

      436KB

      MD5

      475d20c0ea477a35660e3f67ecf0a1df

      SHA1

      67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

      SHA256

      426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

      SHA512

      99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

    • \Windows\Installer\MSID5D6.tmp

      Filesize

      597KB

      MD5

      999c6b224a8215a8ffe9792c82d93754

      SHA1

      9aa98fd47aa4472a9d44c1d41233d9c767deee4c

      SHA256

      2e15823e8384eb7a15cb5daae61ebb031f3928bc511e74115d950afa98ef9572

      SHA512

      7438d35e7263b8b9918c163beafeb18bc35cab7b8577487e24089517016b85e8e13817f13caee011bb1e4ed35af28d3a91e99950c24a2566c0b6453092fa1347

    • memory/1780-30-0x0000000000320000-0x0000000000321000-memory.dmp

      Filesize

      4KB

    • memory/1780-0-0x0000000000320000-0x0000000000321000-memory.dmp

      Filesize

      4KB