Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27/05/2024, 14:55

General

  • Target

    5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe

  • Size

    47KB

  • MD5

    a5b10f2d2b138f11d8985765bcb9f8eb

  • SHA1

    aaf6cdb38c6650fae32fa17abb4d2d8a0eed388f

  • SHA256

    5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d

  • SHA512

    026bc2a5a10a9723fc036083436ca07a16fcc62370f0ad599a1bdad77a51e4d24a582eebe2df9010affa045910646f22a456ca67d0dbb00b1df50e66d3031755

  • SSDEEP

    768:F/M3UpQFJFKZj1PVs9Ag1vzbExhU1GBRSkjiFWQ3655Kv1X/qY1MSd:Fecx1aeg1vye1MRS5HqaNrFd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe
        "C:\Users\Admin\AppData\Local\Temp\5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2744
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2844
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7B29.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2636
            • C:\Users\Admin\AppData\Local\Temp\5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe
              "C:\Users\Admin\AppData\Local\Temp\5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              PID:2576
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2688
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2616
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2524
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2704
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2196

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

                  Filesize

                  258KB

                  MD5

                  0b13bc356da9ab8c8c3b34a9cc4b1b77

                  SHA1

                  eae4523bb908335e1c253cf339f20c80746b7735

                  SHA256

                  35269339dfac2f4ff18e696d97215de68692d671da2224aa8327ceadcafc09dd

                  SHA512

                  6a7ee3e68114f51c4898c66ea0d9cb1c885fa38188947c700773190885ec543a2eaa83b851b14697fbcb5bdf28b2741ab36dd61c994884c46e504bdf57e62bf8

                • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

                  Filesize

                  478KB

                  MD5

                  5700ba4e3909c1880d8210357d85dc81

                  SHA1

                  f24e2100cc3cee398eb116957faa839e69e73d0a

                  SHA256

                  853f0d42da7e7db96eda3ffc261acbf0ae35585311d8919f8cd87c2984c1e1bd

                  SHA512

                  e54dd8ba25b56287ef4c4f6d427df62f5dca49c5bf6095146c86cbfc35238506aa1015d0e470663392f5470e2cd7eed838e60c105183dbe51a496f75098e8c8c

                • C:\Users\Admin\AppData\Local\Temp\$$a7B29.bat

                  Filesize

                  722B

                  MD5

                  20208c019eb5693aa0626fece8da52bc

                  SHA1

                  ca6235b8bf045bff955eae3a98196c81a734f420

                  SHA256

                  4d48427db29538fc5abdce6b2b4571a6332437de284e690b21b1075865623f92

                  SHA512

                  867d4e2327e10d542252884afc7f5441c70749cb58afe1a9c573180844a3c0403679f84fef468fd9eda3db0366d83aead2c6ba592dba528ff745943ddb7f7964

                • C:\Users\Admin\AppData\Local\Temp\5dfb788fc1aea79a4773aa079cf9285373ec125822aec1c09ccb8338f247de7d.exe.exe

                  Filesize

                  14KB

                  MD5

                  ad782ffac62e14e2269bf1379bccbaae

                  SHA1

                  9539773b550e902a35764574a2be2d05bc0d8afc

                  SHA256

                  1c8a77db924ebeb952052334dc95add388700c02b073b07973cd8fe0a0a360b8

                  SHA512

                  a1e9d6316ffc55f4751090961733e98c93b2a391666ff50b50e9dea39783746e501d14127e7ee9343926976d7e3cd224f13736530354d8466ea995dab35c8dc2

                • C:\Windows\Logo1_.exe

                  Filesize

                  33KB

                  MD5

                  021a2a0555836de111f013f5eeaaa5f7

                  SHA1

                  2d6048f2500d31afe6028b89936901de4f59e0c3

                  SHA256

                  9e9e8520278bfdad09f0e7caee657288c69006bf8d40cda2ff811a14fc6db2e5

                  SHA512

                  d2b9f264971ddafab44bff6584d74ce983635a0a727646068bf0c7d2db26ca524b6a4d343726f1dae93548230a9e2686691e22ddcc0e018df1bdd0bd18af9032

                • F:\$RECYCLE.BIN\S-1-5-21-330940541-141609230-1670313778-1000\_desktop.ini

                  Filesize

                  9B

                  MD5

                  fa1e1ef0fdda97877a13339b28fa95e5

                  SHA1

                  7e2cffca41118e7b2d62963bd940630b15b85653

                  SHA256

                  968b715c081472526487d60da8968e9b3bde2dac103f69beb3f6abe6ef7bc191

                  SHA512

                  3d55913a97aa89a7201342705640c1d031d19ad8aca4939219067f84e3fe118f47b4e388f490f69f605683d3854425c3de188f731886405474ae8e3d42c86f4f

                • memory/1192-27-0x0000000002700000-0x0000000002701000-memory.dmp

                  Filesize

                  4KB

                • memory/2688-1802-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2688-30-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2688-4037-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2744-0-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2744-18-0x0000000000400000-0x000000000043D000-memory.dmp

                  Filesize

                  244KB

                • memory/2744-12-0x00000000001C0000-0x00000000001FD000-memory.dmp

                  Filesize

                  244KB