Analysis

  • max time kernel
    133s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    14-06-2022 20:40

General

  • Target

    2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.exe

  • Size

    1.9MB

  • MD5

    15f72ede1670137cc1be6aa7322cfaf7

  • SHA1

    39223904b1c8b1a039f7fff34978e2723f2cf684

  • SHA256

    2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc

  • SHA512

    e9922cbea70205943d815c1592895f7e4d3fad97fed1a514ec32e86c711c9eab77b785fc94135c2e2b323e528567580f9a6d3c66f92784690e3c0180cb2b59e1

Malware Config

Extracted

Family

socelars

C2

http://www.zhxxjs.pw/Info/

Signatures

  • Socelars

    Socelars is an infostealer targeting browser cookies and credit card credentials.

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.exe
    "C:\Users\Admin\AppData\Local\Temp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3148
    • C:\Users\Admin\AppData\Local\Temp\is-UTC8F.tmp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-UTC8F.tmp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.tmp" /SL5="$9006E,1242771,784384,C:\Users\Admin\AppData\Local\Temp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4264
      • C:\Users\Admin\AppData\Local\Temp\DiskProtect190001\DiskScan.exe
        "C:\Users\Admin\AppData\Local\Temp\DiskProtect190001\DiskScan.exe"
        3⤵
        • Executes dropped EXE
        PID:1320
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 1152
          4⤵
          • Program crash
          PID:1540
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1320 -ip 1320
    1⤵
      PID:2628

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\DiskProtect190001\DiskScan.exe
      Filesize

      1.1MB

      MD5

      a4f31741712ef63adf483ba328799134

      SHA1

      0fcc0a7fad9a4cf0e608c62546f5e39494585157

      SHA256

      3b663ede7e2bdebaab3e2253f6c135b133a91edf92147692f6b87ff301a30d91

      SHA512

      3d15514506fca998b23df148bb59abe0d25c227c410c367f5577d95d5e14ac31eca78852e45a03caabe47685140d178548eb8aa10ac62965d24a304e370eb31d

    • C:\Users\Admin\AppData\Local\Temp\DiskProtect190001\DiskScan.exe
      Filesize

      1.1MB

      MD5

      a4f31741712ef63adf483ba328799134

      SHA1

      0fcc0a7fad9a4cf0e608c62546f5e39494585157

      SHA256

      3b663ede7e2bdebaab3e2253f6c135b133a91edf92147692f6b87ff301a30d91

      SHA512

      3d15514506fca998b23df148bb59abe0d25c227c410c367f5577d95d5e14ac31eca78852e45a03caabe47685140d178548eb8aa10ac62965d24a304e370eb31d

    • C:\Users\Admin\AppData\Local\Temp\is-UTC8F.tmp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.tmp
      Filesize

      2.5MB

      MD5

      5f28081693a97336a2d7df877044fcde

      SHA1

      9d710db6c618906d9b2e355bb8b2e0b5ab014bad

      SHA256

      5751a4c9713b058ba5cd757c405865702bee0926d5086efbaa4add627984362d

      SHA512

      48a8f91d57456409d82e8c5277a494e44e6d71d315cf1d5cfe9bea0ad8797d20a587d2fa7a123cbc4439eb74e6411f7d39743ddf4780abf3826cc7072276fb2f

    • C:\Users\Admin\AppData\Local\Temp\is-UTC8F.tmp\2d1106c065a163fbcef5b60ba5eceb22b75e2024e205c84494319fe1d912cffc.tmp
      Filesize

      2.5MB

      MD5

      5f28081693a97336a2d7df877044fcde

      SHA1

      9d710db6c618906d9b2e355bb8b2e0b5ab014bad

      SHA256

      5751a4c9713b058ba5cd757c405865702bee0926d5086efbaa4add627984362d

      SHA512

      48a8f91d57456409d82e8c5277a494e44e6d71d315cf1d5cfe9bea0ad8797d20a587d2fa7a123cbc4439eb74e6411f7d39743ddf4780abf3826cc7072276fb2f

    • memory/1320-136-0x0000000000000000-mapping.dmp
    • memory/3148-130-0x0000000000400000-0x00000000004CD000-memory.dmp
      Filesize

      820KB

    • memory/3148-134-0x0000000000400000-0x00000000004CD000-memory.dmp
      Filesize

      820KB

    • memory/3148-139-0x0000000000400000-0x00000000004CD000-memory.dmp
      Filesize

      820KB

    • memory/4264-132-0x0000000000000000-mapping.dmp