Analysis

  • max time kernel
    149s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 18:24

General

  • Target

    d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe

  • Size

    1.0MB

  • MD5

    73545a681827b75ed487a704961065d7

  • SHA1

    f8e2dd5c853ddc2f53387f22b3418a0feb60c2ad

  • SHA256

    d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d

  • SHA512

    b555ab75d7a784b4510e2e5c324a0a51e1d3f271524d61da976714cb917892d94387661cfee04aafe62ab20655bbb7acb1a15fb0a3b2d67734f24686887f5f04

  • SSDEEP

    24576:c2O/Gli7HVTbEJRjPgKlXjbnFVPV187qL/CydNqS4I/nU:6xErPgYXj51eqWSNWI/nU

Malware Config

Signatures

  • Imminent RAT

    Remote-access trojan based on Imminent Monitor remote admin software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe
    "C:\Users\Admin\AppData\Local\Temp\d5a20aedb39de900453979312f67a9fafee20130e107783fb327a5bfc5b2a15d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Users\Admin\ekiz55lcb\hYuofe.com
      "C:\Users\Admin\ekiz55lcb\hYuofe.com" iGSd.IZJ
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:984
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:580

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\EKIZ55~1\FImfePjlvGE.HBZ

    Filesize

    30B

    MD5

    d0b479d174024436f72c1301f529fb15

    SHA1

    a484dd819a39b9dd97ebb79caa799abdf40d6a95

    SHA256

    8970ce3c7cd1a8921d3852274b57453eddbc10f8b191044e20cae26d718ee696

    SHA512

    5425d721db6a6535e30cce6dcc23ec375d4bced21b940ba4641ca8632329e5df7ef44631dceeb89a96b77b6203e5e442b3bd3e90e373303b6d57d6a7eb39dd28

  • C:\Users\Admin\EKIZ55~1\FMeLLJY.VSN

    Filesize

    271KB

    MD5

    a9cb8508e7f752e78c21f85bdc71045a

    SHA1

    edad5671d38dfb6cab31232a418c0b02bdbfedf9

    SHA256

    d1f9d96f53c4e4b4772eeb47e7f19cb79e741bbc91aa9db8e3a6dc166f945b7f

    SHA512

    aedbf071ee2c78995d2587c323ddb018a8045a65f3e6c2ed3129bc79186ce9c2387ec2d471d5f6cc9ac6ef6e9e45780787ad2ddcde31e19fcbd7f030bbc35d51

  • C:\Users\Admin\ekiz55lcb\hYuofe.com

    Filesize

    912KB

    MD5

    6a93a4071cc7c22628af40a4d872f49b

    SHA1

    ba916e686aa0cae19ab907bdab94924ada92b5f4

    SHA256

    8465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01

    SHA512

    5a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd

  • C:\Users\Admin\ekiz55lcb\iGSd.IZJ

    Filesize

    343.0MB

    MD5

    c4c466d9d6fde9943b0e639df2778ab0

    SHA1

    2c12d9e41d743216ca569122fba7758eeed67969

    SHA256

    1a78693a43535ff5e326d58853d15b4ccb84218b5fb888eb650c04728640b6f7

    SHA512

    88ae6d4bb03145774122a1183909122c7b4b9094ac2facab092e76b85df332eca8bdbfeebf30b60afeb8d0c5c9a7eaffd48e639530a3965a14aee22a2c506524

  • \Users\Admin\ekiz55lcb\hYuofe.com

    Filesize

    912KB

    MD5

    6a93a4071cc7c22628af40a4d872f49b

    SHA1

    ba916e686aa0cae19ab907bdab94924ada92b5f4

    SHA256

    8465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01

    SHA512

    5a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd

  • \Users\Admin\ekiz55lcb\hYuofe.com

    Filesize

    912KB

    MD5

    6a93a4071cc7c22628af40a4d872f49b

    SHA1

    ba916e686aa0cae19ab907bdab94924ada92b5f4

    SHA256

    8465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01

    SHA512

    5a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd

  • \Users\Admin\ekiz55lcb\hYuofe.com

    Filesize

    912KB

    MD5

    6a93a4071cc7c22628af40a4d872f49b

    SHA1

    ba916e686aa0cae19ab907bdab94924ada92b5f4

    SHA256

    8465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01

    SHA512

    5a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd

  • \Users\Admin\ekiz55lcb\hYuofe.com

    Filesize

    912KB

    MD5

    6a93a4071cc7c22628af40a4d872f49b

    SHA1

    ba916e686aa0cae19ab907bdab94924ada92b5f4

    SHA256

    8465f3fcbccce3ea12495edbb0bd09c3b066e3df891613ce3180f9bb38b37b01

    SHA512

    5a26af395a03397aadab13a53cac320f1d8bbe77046a61ae12e1f72f93df7afb360f52ef52f979f7b946a814365a298c3a3a536add6cdd7165896fb82abc4afd

  • memory/580-65-0x00000000000D0000-0x000000000011A000-memory.dmp

    Filesize

    296KB

  • memory/580-67-0x00000000000D0000-0x000000000011A000-memory.dmp

    Filesize

    296KB

  • memory/580-68-0x000000000011511E-mapping.dmp

  • memory/580-70-0x00000000000D0000-0x000000000011A000-memory.dmp

    Filesize

    296KB

  • memory/580-72-0x00000000000D0000-0x000000000011A000-memory.dmp

    Filesize

    296KB

  • memory/580-74-0x0000000074870000-0x0000000074E1B000-memory.dmp

    Filesize

    5.7MB

  • memory/580-75-0x0000000074870000-0x0000000074E1B000-memory.dmp

    Filesize

    5.7MB

  • memory/984-59-0x0000000000000000-mapping.dmp

  • memory/1048-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

    Filesize

    8KB