Analysis

  • max time kernel
    171s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2022, 22:16

General

  • Target

    408372.xls

  • Size

    91KB

  • MD5

    eba12ff624bac7b80f793d44cebd8d42

  • SHA1

    0550a1128429c2ab52c31c559acb9be33e7b36d6

  • SHA256

    1ee7b704748ac97fec5cac6b14feb616aa08a607af15ec2e23dfe4a49e885077

  • SHA512

    b064f33fd9a5834fe6361e130e4a7fe4a539a461e9d6cd31c5acb36ee3d28ed3fe28e21f9b060e8a0caad5aba9f2c03747e5bc24754972663f3bafed4952cfe1

  • SSDEEP

    1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgIbCXuZH4gb4CEn9J4ZJVQvj:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgp

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://fixoutlet.com/logs/OGlRuU/

xlm40.dropper

http://www.cesasin.com.ar/administrator/viA95RR/

xlm40.dropper

http://blacktequila.com.br/2fb62HWWoKi5nfEq2D/XB5VOAXZkhVhSKveYUV/

xlm40.dropper

http://case.co.il/_js/dooigYa/

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 6 IoCs
  • Adds Run key to start application 2 TTPs 4 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 18 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 14 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\408372.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:4784
    • 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:1412
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\KVJpVbrwvrY\NtHfMgjeE.dll"
        3⤵
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:1240
    • C:\Windows\System32\regsvr32.exe
      C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
      2⤵
      • Process spawned unexpected child process
      PID:3196
    • 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:4496
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\RXeKoxvKAIs\tGvSlTjZVbxuKOUs.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:2744
    • 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:2704
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EbadT\yVllhaMcX.dll"
        3⤵
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        PID:3056

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          591KB

          MD5

          4a5ab9863715d0778c91040cb2a9c3a8

          SHA1

          30dfa658ab6895c002c102c2b3009321beb37c5a

          SHA256

          c6cd574ddef31474f34b8a2d921d3c5ebe1b59cd69b16b573e9430cbd613599b

          SHA512

          5e422a91ba8dd43b37f36ac888a54617353c0eef89ba0dbc53e27ba8eefde435b21f2c6a6dcd552e92b3d8c2204f8991fa719d313eaa882575e891c32c5314c1

        • C:\Users\Admin\elv1.ooocccxxx

          Filesize

          591KB

          MD5

          4a5ab9863715d0778c91040cb2a9c3a8

          SHA1

          30dfa658ab6895c002c102c2b3009321beb37c5a

          SHA256

          c6cd574ddef31474f34b8a2d921d3c5ebe1b59cd69b16b573e9430cbd613599b

          SHA512

          5e422a91ba8dd43b37f36ac888a54617353c0eef89ba0dbc53e27ba8eefde435b21f2c6a6dcd552e92b3d8c2204f8991fa719d313eaa882575e891c32c5314c1

        • C:\Users\Admin\elv3.ooocccxxx

          Filesize

          591KB

          MD5

          2f6b66b556069272ad46a89b57863c22

          SHA1

          45d5d758c10d88b504b25c9cb17b5328735ff652

          SHA256

          7d5d2efe757a466425b4a8b21af0724b4e27ff66c7e9d91adc0011d790b88fa0

          SHA512

          6630149d60428885c2508a4adec47151487b7f605a8cdca9ccb327d4f3654f48edb07d1c3cca5c42855b5a964061ecb4af8d9435f3c3d6b5ac7840ac3b5248e0

        • C:\Users\Admin\elv3.ooocccxxx

          Filesize

          591KB

          MD5

          2f6b66b556069272ad46a89b57863c22

          SHA1

          45d5d758c10d88b504b25c9cb17b5328735ff652

          SHA256

          7d5d2efe757a466425b4a8b21af0724b4e27ff66c7e9d91adc0011d790b88fa0

          SHA512

          6630149d60428885c2508a4adec47151487b7f605a8cdca9ccb327d4f3654f48edb07d1c3cca5c42855b5a964061ecb4af8d9435f3c3d6b5ac7840ac3b5248e0

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          591KB

          MD5

          7b9c0fd9bce02dced8d5d8834d8cf56a

          SHA1

          22e4690dcfca530e96b8f9286023d711fece52e4

          SHA256

          48145affe2d4ce3243e6d157c7af448c04b98a4042b1a91fd04e0363d4f706b2

          SHA512

          635bc6a4df0dc14ad4b3abedcfc0bb8ae17ce8ff270a6fb7a3d1cb9477920fdb4fc3d3ff3ebdcb9f0e9c60d6ae1a79e43728f08d7ea7fd6ab7466967321167bb

        • C:\Users\Admin\elv4.ooocccxxx

          Filesize

          591KB

          MD5

          7b9c0fd9bce02dced8d5d8834d8cf56a

          SHA1

          22e4690dcfca530e96b8f9286023d711fece52e4

          SHA256

          48145affe2d4ce3243e6d157c7af448c04b98a4042b1a91fd04e0363d4f706b2

          SHA512

          635bc6a4df0dc14ad4b3abedcfc0bb8ae17ce8ff270a6fb7a3d1cb9477920fdb4fc3d3ff3ebdcb9f0e9c60d6ae1a79e43728f08d7ea7fd6ab7466967321167bb

        • C:\Windows\System32\EbadT\yVllhaMcX.dll

          Filesize

          591KB

          MD5

          7b9c0fd9bce02dced8d5d8834d8cf56a

          SHA1

          22e4690dcfca530e96b8f9286023d711fece52e4

          SHA256

          48145affe2d4ce3243e6d157c7af448c04b98a4042b1a91fd04e0363d4f706b2

          SHA512

          635bc6a4df0dc14ad4b3abedcfc0bb8ae17ce8ff270a6fb7a3d1cb9477920fdb4fc3d3ff3ebdcb9f0e9c60d6ae1a79e43728f08d7ea7fd6ab7466967321167bb

        • C:\Windows\System32\KVJpVbrwvrY\NtHfMgjeE.dll

          Filesize

          591KB

          MD5

          4a5ab9863715d0778c91040cb2a9c3a8

          SHA1

          30dfa658ab6895c002c102c2b3009321beb37c5a

          SHA256

          c6cd574ddef31474f34b8a2d921d3c5ebe1b59cd69b16b573e9430cbd613599b

          SHA512

          5e422a91ba8dd43b37f36ac888a54617353c0eef89ba0dbc53e27ba8eefde435b21f2c6a6dcd552e92b3d8c2204f8991fa719d313eaa882575e891c32c5314c1

        • C:\Windows\System32\RXeKoxvKAIs\tGvSlTjZVbxuKOUs.dll

          Filesize

          591KB

          MD5

          2f6b66b556069272ad46a89b57863c22

          SHA1

          45d5d758c10d88b504b25c9cb17b5328735ff652

          SHA256

          7d5d2efe757a466425b4a8b21af0724b4e27ff66c7e9d91adc0011d790b88fa0

          SHA512

          6630149d60428885c2508a4adec47151487b7f605a8cdca9ccb327d4f3654f48edb07d1c3cca5c42855b5a964061ecb4af8d9435f3c3d6b5ac7840ac3b5248e0

        • memory/1412-142-0x00000000027B0000-0x00000000027E0000-memory.dmp

          Filesize

          192KB

        • memory/4784-138-0x00007FF93F700000-0x00007FF93F710000-memory.dmp

          Filesize

          64KB

        • memory/4784-136-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-137-0x00007FF93F700000-0x00007FF93F710000-memory.dmp

          Filesize

          64KB

        • memory/4784-135-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-134-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-132-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-133-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-174-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-175-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-176-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB

        • memory/4784-177-0x00007FF941D50000-0x00007FF941D60000-memory.dmp

          Filesize

          64KB