Resubmissions

14-03-2022 07:09

220314-hy83hsffgr 10

09-03-2022 06:57

220309-hq291ahdep 10

Analysis

  • max time kernel
    1813s
  • max time network
    1850s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    09-03-2022 06:57

General

  • Target

    task1.exe

  • Size

    188KB

  • MD5

    2ba73d2d47cf2d388446b781613b7eff

  • SHA1

    c75c7eb4814835388881d1b4c2db67e64a023e1e

  • SHA256

    06c6442d5bb110140ac1cdbcf1be52388441b9a0750d59b743acc6b52d19582b

  • SHA512

    667ddc16765d8c3c3596bb734174862db1f2ac24037c361a2e37ec9824c35a8926728400025d62c62c361b1b1e1a9d1e3b4c38c2c5989eee832e083481e50caa

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

74.219.172.26:80

134.209.36.254:8080

104.156.59.7:8080

120.138.30.150:8080

194.187.133.160:443

104.236.246.93:8080

74.208.45.104:8080

78.187.156.31:80

187.161.206.24:80

94.23.216.33:80

172.91.208.86:80

91.211.88.52:7080

50.91.114.38:80

200.123.150.89:443

121.124.124.40:7080

62.75.141.82:80

5.196.74.210:8080

24.137.76.62:80

85.105.205.77:8080

139.130.242.43:80

rsa_pubkey.plain

Signatures

  • Emotet

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

  • suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M10

    suricata: ET MALWARE Win32/Emotet CnC Activity (POST) M10

  • Emotet Payload 3 IoCs

    Detects Emotet payload in memory.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\task1.exe
    "C:\Users\Admin\AppData\Local\Temp\task1.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:536
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3676
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7fff9b8b4f50,0x7fff9b8b4f60,0x7fff9b8b4f70
      2⤵
        PID:4512
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1640,18078566466985920636,12249752628063828084,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1668 /prefetch:2
        2⤵
          PID:1800
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1640,18078566466985920636,12249752628063828084,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2044 /prefetch:8
          2⤵
            PID:4244
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1640,18078566466985920636,12249752628063828084,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2324 /prefetch:8
            2⤵
              PID:456
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1640,18078566466985920636,12249752628063828084,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2984 /prefetch:1
              2⤵
                PID:5008
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1640,18078566466985920636,12249752628063828084,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3160 /prefetch:1
                2⤵
                  PID:5116
              • C:\Windows\System32\svchost.exe
                C:\Windows\System32\svchost.exe -k netsvcs -p -s BITS
                1⤵
                • Modifies data under HKEY_USERS
                PID:1016
              • C:\Windows\System32\CompPkgSrv.exe
                C:\Windows\System32\CompPkgSrv.exe -Embedding
                1⤵
                  PID:424

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • \??\pipe\crashpad_3676_CVNCHVPOZKUJZXQJ

                  MD5

                  d41d8cd98f00b204e9800998ecf8427e

                  SHA1

                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                  SHA256

                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                  SHA512

                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                • memory/536-134-0x0000000000AA0000-0x0000000000AB0000-memory.dmp

                  Filesize

                  64KB

                • memory/536-137-0x0000000000A70000-0x0000000000A7F000-memory.dmp

                  Filesize

                  60KB

                • memory/536-130-0x0000000000A80000-0x0000000000A92000-memory.dmp

                  Filesize

                  72KB

                • memory/1016-138-0x0000019AD2D60000-0x0000019AD2D70000-memory.dmp

                  Filesize

                  64KB

                • memory/1016-140-0x0000019AD39C0000-0x0000019AD39C4000-memory.dmp

                  Filesize

                  16KB

                • memory/1016-139-0x0000019AD3660000-0x0000019AD3670000-memory.dmp

                  Filesize

                  64KB

                • memory/1016-142-0x0000019AD5E90000-0x0000019AD5E94000-memory.dmp

                  Filesize

                  16KB

                • memory/1016-143-0x0000019AD5E70000-0x0000019AD5E71000-memory.dmp

                  Filesize

                  4KB

                • memory/1016-144-0x0000019AD39F0000-0x0000019AD39F4000-memory.dmp

                  Filesize

                  16KB

                • memory/1016-145-0x0000019AD39E0000-0x0000019AD39E1000-memory.dmp

                  Filesize

                  4KB

                • memory/1016-146-0x0000019AD39E0000-0x0000019AD39E4000-memory.dmp

                  Filesize

                  16KB

                • memory/1016-147-0x0000019AD38E0000-0x0000019AD38E1000-memory.dmp

                  Filesize

                  4KB