Analysis

  • max time kernel
    104s
  • max time network
    139s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    21-03-2023 23:49

General

  • Target

    56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450.doc

  • Size

    226KB

  • MD5

    22edd303f28f432bf8f89ec959819ae8

  • SHA1

    3b25e29328339c5a2eef8d3140015ff47fe541c1

  • SHA256

    56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450

  • SHA512

    0cb8241ec4e9eb8476d082f9fd2a28dfc0b60e544b4cd5eab6f8696caa94a5060d97c1894bf228f7b21feaf5aa568513ee0fd46f2e1dd4914f4076384862c103

  • SSDEEP

    3072:brrCtKZF4eqZ627NHRxMvOwvzpl+vk6jZc:5F4eqYwHMvfvzpKk6Nc

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Process spawned unexpected child process 1 IoCs

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

  • Loads dropped DLL 1 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450.doc" /o ""
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1316
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\234920.tmp"
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4972
      • C:\Windows\system32\regsvr32.exe
        C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DqiSCgFhzNw\TPcw.dll"
        3⤵
          PID:4112

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\234920.tmp

      Filesize

      532.9MB

      MD5

      7291fb9bc7cccec7e9688247e80bf297

      SHA1

      63ebf96550a6e38539de9e9cbbe976a5855675a4

      SHA256

      bbaa295c4c2882f357aca0f1f9b6032523431c1e4dd98c998e5e06484f594694

      SHA512

      6dcf445f45e1571f15900d93523d220b9dc6c502ed712a65d173dde7b46c869cf0899c7b21d8de5bf5f7f8e173b5cc7a1af2d41566b8b683c9d5661de6e0c9e9

    • C:\Users\Admin\AppData\Local\Temp\234921.zip

      Filesize

      972KB

      MD5

      c76d027912f9086d5b8d9b76b1ac9ef7

      SHA1

      f872776d63771045c1282d12cf8534199a3e541f

      SHA256

      3f2c75b08cc17faeb29e627a22bc8b8fd57d5c7731be8a2376a5c177551af026

      SHA512

      89c73a5cd9636b9b1af9ed7a0962b7e1673a546fcec4177a8f00ee71409694ac150e0abc7facf077b0816696cc3dc430014edc59f110f23b066618ca03b6abb7

    • \Users\Admin\AppData\Local\Temp\234920.tmp

      Filesize

      532.9MB

      MD5

      7291fb9bc7cccec7e9688247e80bf297

      SHA1

      63ebf96550a6e38539de9e9cbbe976a5855675a4

      SHA256

      bbaa295c4c2882f357aca0f1f9b6032523431c1e4dd98c998e5e06484f594694

      SHA512

      6dcf445f45e1571f15900d93523d220b9dc6c502ed712a65d173dde7b46c869cf0899c7b21d8de5bf5f7f8e173b5cc7a1af2d41566b8b683c9d5661de6e0c9e9

    • memory/1316-128-0x00007FFE580C0000-0x00007FFE580D0000-memory.dmp

      Filesize

      64KB

    • memory/1316-127-0x00007FFE580C0000-0x00007FFE580D0000-memory.dmp

      Filesize

      64KB

    • memory/1316-123-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-121-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-124-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-122-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-452-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-454-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-455-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/1316-453-0x00007FFE5AF90000-0x00007FFE5AFA0000-memory.dmp

      Filesize

      64KB

    • memory/4972-325-0x0000000002430000-0x000000000248A000-memory.dmp

      Filesize

      360KB

    • memory/4972-333-0x0000000000A40000-0x0000000000A41000-memory.dmp

      Filesize

      4KB