Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09/11/2022, 19:04

General

  • Target

    fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92.xls

  • Size

    91KB

  • MD5

    5d96abd7680cdbc4ae1f09c3c2381518

  • SHA1

    7c14dac8099c202b216cd7c201bd2471c6c2ad81

  • SHA256

    fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92

  • SHA512

    c949d98536a2395dbdbbc01142ef7b90a65a3b6af0935a6cc255d0515f0eb74a52780812c7ebd3f64fa79e4b2230f150dd7de4eb19cc8f10840dfbc05099e319

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg2bCXuZH4gb4CEn9J4Zacvp:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgy

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://bundlefilm.com/headers/lkfBH3Czw9CjEW07P2/

xlm40.dropper

http://camsanparke.net/wp-content/h2Ja5bwB03hnyfCb/

xlm40.dropper

http://royreid.co.uk/wp-content/dCwG/

xlm40.dropper

https://cs.com.sg/admin/a1lR5wu/

Extracted

Family

emotet

Botnet

Epoch5

C2

178.238.225.252:8080

139.196.72.155:8080

36.67.23.59:443

103.56.149.105:8080

37.44.244.177:8080

85.25.120.45:8080

202.134.4.210:7080

78.47.204.80:443

83.229.80.93:8080

93.104.209.107:8080

80.211.107.116:8080

165.22.254.236:8080

104.244.79.94:443

185.148.169.10:8080

190.145.8.4:443

175.126.176.79:8080

139.59.80.108:8080

188.165.79.151:443

128.199.217.206:443

64.227.55.231:8080

ecs1.plain
eck1.plain

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Process spawned unexpected child process 4 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Downloads MZ/PE file
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 8 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\fe996f7a16c72bb3a849d07f6bd36bdecf5f09a46c3be6c04f858c02c062aa92.xls"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4624
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\FyLtxzh\mlRPmESO.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:840
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:500
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YlExtWS\HGEAcfEuhxagxiAN.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1596
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1468
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\VDTsOw\sEAFtcEFimF.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3368
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3316
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\LqgAXRFRvnIQmYLI\gFXdwqPKIWTf.dll"
        3⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:2356

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          5f04d2e6eeb8df0d76016bd209d59be2

          SHA1

          2b4ef824d17286c46accb996af968a5c7e1e5823

          SHA256

          2bdbae1e248ed343948edd156ccdbecd642e968311b44d47eac9a772713f9c94

          SHA512

          51f069cfdb469c184262a19da5165b2fd776d708243ba4cfb53dfe373e1098fd508c6dca622fee6a825e520bbbf245012198c5cbefa24849a94bec08c00e6a70

        • C:\Users\Admin\elv2.ooocccxxx

          Filesize

          434KB

          MD5

          9c8f00e14b4b52b38bb5fbe52794c4dd

          SHA1

          a2c4c431b6a90bf6c2563d3f50268f3df2081919

          SHA256

          54dd1c745a964f11e4203a2ef907c7b25d48668eb72fc0a1a675f646eeeba308

          SHA512

          5614eda5787be6c4dfde40ead0b2fa9944ed25c7a1cff82a2b1d7ce176fb69d8adcf9043a8a70047efa6a4ad18bb2f1f6ff73bafd1ec40421bdbdd70ae2d56da

        • C:\Users\Admin\elv3.ooocccxxx

          Filesize

          434KB

          MD5

          243d7271cdb5d8f5d7d76fa6c733e51e

          SHA1

          6a422907d1ff8a0ebc78c04a30175f0d8b3c761c

          SHA256

          399d4ef7fdd503db0c5e558c02beb73ca230e141b169b5784f2ee74ae784c883

          SHA512

          e34211a45fcd7351d8b3f5c440ad1e8cb0e8ce292aade586fe9e4d84f01fe309e47ee832195f2820151b5a00123d349784ecd7d14d7950a37bc78c88f98b9b32

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          691ecff2e5acc42434712b64a8f01a90

          SHA1

          f7a06fb5a495bbbdd70ddf9757fac7e76e395df7

          SHA256

          ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449

          SHA512

          0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

        • \Users\Admin\elv1.ooocccxxx

          Filesize

          434KB

          MD5

          5f04d2e6eeb8df0d76016bd209d59be2

          SHA1

          2b4ef824d17286c46accb996af968a5c7e1e5823

          SHA256

          2bdbae1e248ed343948edd156ccdbecd642e968311b44d47eac9a772713f9c94

          SHA512

          51f069cfdb469c184262a19da5165b2fd776d708243ba4cfb53dfe373e1098fd508c6dca622fee6a825e520bbbf245012198c5cbefa24849a94bec08c00e6a70

        • \Users\Admin\elv2.ooocccxxx

          Filesize

          434KB

          MD5

          9c8f00e14b4b52b38bb5fbe52794c4dd

          SHA1

          a2c4c431b6a90bf6c2563d3f50268f3df2081919

          SHA256

          54dd1c745a964f11e4203a2ef907c7b25d48668eb72fc0a1a675f646eeeba308

          SHA512

          5614eda5787be6c4dfde40ead0b2fa9944ed25c7a1cff82a2b1d7ce176fb69d8adcf9043a8a70047efa6a4ad18bb2f1f6ff73bafd1ec40421bdbdd70ae2d56da

        • \Users\Admin\elv3.ooocccxxx

          Filesize

          434KB

          MD5

          243d7271cdb5d8f5d7d76fa6c733e51e

          SHA1

          6a422907d1ff8a0ebc78c04a30175f0d8b3c761c

          SHA256

          399d4ef7fdd503db0c5e558c02beb73ca230e141b169b5784f2ee74ae784c883

          SHA512

          e34211a45fcd7351d8b3f5c440ad1e8cb0e8ce292aade586fe9e4d84f01fe309e47ee832195f2820151b5a00123d349784ecd7d14d7950a37bc78c88f98b9b32

        • \Users\Admin\elv4.ooocccxxx

          Filesize

          434KB

          MD5

          691ecff2e5acc42434712b64a8f01a90

          SHA1

          f7a06fb5a495bbbdd70ddf9757fac7e76e395df7

          SHA256

          ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449

          SHA512

          0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

        • memory/1756-337-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-336-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-335-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-129-0x00007FFA5A110000-0x00007FFA5A120000-memory.dmp

          Filesize

          64KB

        • memory/1756-128-0x00007FFA5A110000-0x00007FFA5A120000-memory.dmp

          Filesize

          64KB

        • memory/1756-119-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-116-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-118-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-117-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/1756-334-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

          Filesize

          64KB

        • memory/4624-256-0x0000000180000000-0x0000000180030000-memory.dmp

          Filesize

          192KB