Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2022 18:31

General

  • Target

    18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe

  • Size

    763KB

  • MD5

    7a3d704e83c99e4bb4c66fa541197cd9

  • SHA1

    ca039148593e1610a02ba51e58b9a35304915c3b

  • SHA256

    18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675

  • SHA512

    e93bbe99df3cde1fac36b55b66146476ce061af62aacb978db34c975588118877afbffbe1cc0b43cb579c0cbb94404e7f14fd6b90c2080534dfd7d2092e12cbc

  • SSDEEP

    12288:QTuo6lqeI2+uJvIgqckmpYYK/G2K/1lFoSE0vr1q6j+YpXHu1QhRDbSgL:MjVeI2+ZsvcTUbFdHqgr3u1QhRDbX

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe
    "C:\Users\Admin\AppData\Local\Temp\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe
      C:\Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe "e18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe" "18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe" "4f1861067e0b446c969491136a398468" dec
      2⤵
      • Executes dropped EXE
      PID:1240

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe

    Filesize

    117KB

    MD5

    04564d86553fcff6631250752e9b9b9b

    SHA1

    3093e6848fbfdb71f948fdd50f588e46bc760f31

    SHA256

    2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

    SHA512

    e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

  • C:\Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe

    Filesize

    117KB

    MD5

    04564d86553fcff6631250752e9b9b9b

    SHA1

    3093e6848fbfdb71f948fdd50f588e46bc760f31

    SHA256

    2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

    SHA512

    e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

  • C:\Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe.config

    Filesize

    340B

    MD5

    91629f6b28cbe2b52bb86cb5af3bdbca

    SHA1

    35fb57ac58c9eb0668f5832a588d9f81e040568b

    SHA256

    589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb

    SHA512

    f08382296696173784841a163c73c19e7bd674a08a053c0434d55696f45039721925e5d829e4bbbf71b07385d1b88c5ea241b8247eb0d81bf381205977bd14c5

  • \Users\Admin\AppData\Local\Temp\DM\18d7a8a421fcc05ffcbf2bd3f7620feac235674cf0aeb5133fdb0858a621e675.exe\mo3GrwGSZd\launch.exe

    Filesize

    117KB

    MD5

    04564d86553fcff6631250752e9b9b9b

    SHA1

    3093e6848fbfdb71f948fdd50f588e46bc760f31

    SHA256

    2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

    SHA512

    e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

  • \Users\Admin\AppData\Local\Temp\nsj4B27.tmp\NSISdl.dll

    Filesize

    14KB

    MD5

    a5f8399a743ab7f9c88c645c35b1ebb5

    SHA1

    168f3c158913b0367bf79fa413357fbe97018191

    SHA256

    dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

    SHA512

    824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

  • \Users\Admin\AppData\Local\Temp\nsj4B27.tmp\pwgen.dll

    Filesize

    16KB

    MD5

    a555472395178ac8c733d90928e05017

    SHA1

    f44b192d66473f01a6540aaec4b6c9ac4c611d35

    SHA256

    82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

    SHA512

    e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

  • memory/1240-64-0x0000000073760000-0x0000000073D0B000-memory.dmp

    Filesize

    5.7MB

  • memory/1240-65-0x0000000073760000-0x0000000073D0B000-memory.dmp

    Filesize

    5.7MB

  • memory/1968-54-0x0000000074AB1000-0x0000000074AB3000-memory.dmp

    Filesize

    8KB

  • memory/1968-57-0x0000000073E51000-0x0000000073E53000-memory.dmp

    Filesize

    8KB