Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    05-05-2021 02:22

General

  • Target

    0606efd9f0aa0a7dc6cfd50f96dc63c9ac546f506df0c45dfcc9415222b131dd.exe

  • Size

    622KB

  • MD5

    c863627e983bb696ec0d8821d7b6cf9c

  • SHA1

    dc8fed74b013a5d1dcb63a07dc375e7b6cf3200e

  • SHA256

    0606efd9f0aa0a7dc6cfd50f96dc63c9ac546f506df0c45dfcc9415222b131dd

  • SHA512

    c8d6d875bc5a129d215d0c160fef54760a2aa9c87953cd2f093aa4945c4b8ae3064226dc12b492e867d3a5ec6a0fa8cf2c433a141a1435ae38dd6a15ad95611f

Score
8/10

Malware Config

Signatures

  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0606efd9f0aa0a7dc6cfd50f96dc63c9ac546f506df0c45dfcc9415222b131dd.exe
    "C:\Users\Admin\AppData\Local\Temp\0606efd9f0aa0a7dc6cfd50f96dc63c9ac546f506df0c45dfcc9415222b131dd.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Users\Admin\AppData\Local\Temp\sVC.exe
      C:\Users\Admin\AppData\Local\Temp\sVC.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:1980
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\1b5919ce.bat" "
        3⤵
          PID:616

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1b5919ce.bat
      MD5

      10c48a2c0a74a589c30eb5f88f762ad1

      SHA1

      2b8ec0d9a5c7f8d27f5d33e21c37da27450aedf2

      SHA256

      7a95f15a4162d43c97cbcc26728e44130a090240f3a90d855319fae40249b9b3

      SHA512

      106128e0f3acdfbac65d336fdabd1197aff2cc51e2f5c516d78b6256ee2c28558c37c2f9b272c945978b7424bc5378a706502154bc543712ce7a067f5124df2d

    • C:\Users\Admin\AppData\Local\Temp\sVC.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • C:\Users\Admin\AppData\Local\Temp\sVC.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • \Users\Admin\AppData\Local\Temp\sVC.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • \Users\Admin\AppData\Local\Temp\sVC.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • memory/616-65-0x0000000000000000-mapping.dmp
    • memory/1980-61-0x0000000000000000-mapping.dmp
    • memory/1980-63-0x0000000075551000-0x0000000075553000-memory.dmp
      Filesize

      8KB