Analysis

  • max time kernel
    151s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    31/05/2022, 04:03

General

  • Target

    06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995.exe

  • Size

    1.1MB

  • MD5

    1ed830b0902a89718453d8a9479d0df5

  • SHA1

    6ebe1b790078f3b1ae78dbf1c48f72231f515801

  • SHA256

    06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995

  • SHA512

    2e127e9348ebcf7fb0ca1cb5115d205422556347fbbaabb9038bad79ca28aa6b4cb2b93694104748ea1a566dfac772e78507b66954e181779db65f37bc9647cd

Malware Config

Signatures

  • Imminent RAT

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

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995.exe
    "C:\Users\Admin\AppData\Local\Temp\06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1808
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Users\Admin\AppData\Local\Temp\\mata.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1092
      • C:\Windows\SysWOW64\wscript.exe
        wscript.exe "C:\Users\Admin\AppData\Local\Temp\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\mata2.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:948
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\mata2.bat" "
          4⤵
            PID:1288
      • C:\Users\Admin\AppData\Local\Temp\notepad .exe
        "C:\Users\Admin\AppData\Local\Temp\notepad .exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:1732

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\browser.exe

      Filesize

      1.1MB

      MD5

      1ed830b0902a89718453d8a9479d0df5

      SHA1

      6ebe1b790078f3b1ae78dbf1c48f72231f515801

      SHA256

      06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995

      SHA512

      2e127e9348ebcf7fb0ca1cb5115d205422556347fbbaabb9038bad79ca28aa6b4cb2b93694104748ea1a566dfac772e78507b66954e181779db65f37bc9647cd

    • C:\Users\Admin\AppData\Local\Temp\invs.vbs

      Filesize

      78B

      MD5

      c578d9653b22800c3eb6b6a51219bbb8

      SHA1

      a97aa251901bbe179a48dbc7a0c1872e163b1f2d

      SHA256

      20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

      SHA512

      3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

    • C:\Users\Admin\AppData\Local\Temp\mata.bat

      Filesize

      47B

      MD5

      58c538a6ae20a3c6031217903cdf8e5d

      SHA1

      399fd50eadf4945b665877facfc4f53d16e18b1e

      SHA256

      6bcc0e04d9bc32209d90a65c320dc6363e523dd94b38b17bcdc5b980b6405f53

      SHA512

      c01828a5390fec3443e19d317137ae873de77c7737db7802650430e6a0a1edbd3aabe362903243b372536418fbd8482c2a6efd122d853744a41ade567956c359

    • C:\Users\Admin\AppData\Local\Temp\mata2.bat

      Filesize

      50B

      MD5

      e61c3d3d299983dfc3227a07db68be8b

      SHA1

      292307c5bcc5a898cd23e2479c7d3f81bcf2906c

      SHA256

      a11c90232c78d909a2eaa3afe74806fb2b4767c4afa360213624056354a64133

      SHA512

      2f757f7f6d6cebbb94e699d75666883e88354f02dc87f763236ff785c60785f6616cfd0f7bd83f9788f733940a36935b5bb4f29454422136765550ea435dddd7

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • C:\Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • C:\Users\Admin\AppData\Local\Temp\rundll11-.txt

      Filesize

      1.1MB

      MD5

      1ed830b0902a89718453d8a9479d0df5

      SHA1

      6ebe1b790078f3b1ae78dbf1c48f72231f515801

      SHA256

      06eba92d52705ce2af6862a2a2f3b0510807b5f14ed965fa9ba9c618a70a3995

      SHA512

      2e127e9348ebcf7fb0ca1cb5115d205422556347fbbaabb9038bad79ca28aa6b4cb2b93694104748ea1a566dfac772e78507b66954e181779db65f37bc9647cd

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • \Users\Admin\AppData\Local\Temp\notepad .exe

      Filesize

      52KB

      MD5

      278edbd499374bf73621f8c1f969d894

      SHA1

      a81170af14747781c5f5f51bb1215893136f0bc0

      SHA256

      c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

      SHA512

      93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

    • memory/1732-102-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1732-69-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-112-0x00000000717C0000-0x0000000071CF6000-memory.dmp

      Filesize

      5.2MB

    • memory/1732-109-0x0000000074240000-0x00000000743DB000-memory.dmp

      Filesize

      1.6MB

    • memory/1732-108-0x00000000728E0000-0x000000007307C000-memory.dmp

      Filesize

      7.6MB

    • memory/1732-106-0x0000000073080000-0x0000000073B78000-memory.dmp

      Filesize

      11.0MB

    • memory/1732-103-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1732-79-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-67-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-101-0x00000000716C0000-0x00000000717B1000-memory.dmp

      Filesize

      964KB

    • memory/1732-100-0x00000000717C0000-0x0000000071CF6000-memory.dmp

      Filesize

      5.2MB

    • memory/1732-99-0x0000000071D00000-0x00000000728DE000-memory.dmp

      Filesize

      11.9MB

    • memory/1732-63-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-86-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-88-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-61-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/1732-96-0x00000000728E0000-0x000000007307C000-memory.dmp

      Filesize

      7.6MB

    • memory/1732-97-0x0000000074240000-0x00000000743DB000-memory.dmp

      Filesize

      1.6MB

    • memory/1732-93-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1732-94-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1732-95-0x0000000073080000-0x0000000073B78000-memory.dmp

      Filesize

      11.0MB

    • memory/1732-98-0x00000000740B0000-0x0000000074238000-memory.dmp

      Filesize

      1.5MB

    • memory/1808-105-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1808-77-0x00000000728E0000-0x000000007307C000-memory.dmp

      Filesize

      7.6MB

    • memory/1808-54-0x0000000075451000-0x0000000075453000-memory.dmp

      Filesize

      8KB

    • memory/1808-82-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1808-81-0x0000000074240000-0x00000000743DB000-memory.dmp

      Filesize

      1.6MB

    • memory/1808-80-0x0000000073080000-0x0000000073B78000-memory.dmp

      Filesize

      11.0MB

    • memory/1808-58-0x0000000074240000-0x00000000743DB000-memory.dmp

      Filesize

      1.6MB

    • memory/1808-78-0x0000000073EE0000-0x00000000740A5000-memory.dmp

      Filesize

      1.8MB

    • memory/1808-56-0x0000000073080000-0x0000000073B78000-memory.dmp

      Filesize

      11.0MB

    • memory/1808-55-0x0000000074540000-0x0000000074AEB000-memory.dmp

      Filesize

      5.7MB

    • memory/1808-107-0x00000000728E0000-0x000000007307C000-memory.dmp

      Filesize

      7.6MB

    • memory/1808-76-0x00000000717C0000-0x0000000071CF6000-memory.dmp

      Filesize

      5.2MB

    • memory/1808-110-0x0000000071D00000-0x00000000728DE000-memory.dmp

      Filesize

      11.9MB

    • memory/1808-66-0x00000000740B0000-0x0000000074238000-memory.dmp

      Filesize

      1.5MB

    • memory/1808-111-0x0000000073080000-0x0000000073B78000-memory.dmp

      Filesize

      11.0MB

    • memory/1808-73-0x0000000071D00000-0x00000000728DE000-memory.dmp

      Filesize

      11.9MB