Analysis

  • max time kernel
    23s
  • max time network
    25s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 18:21

General

  • Target

    script.ps1

  • Size

    285B

  • MD5

    8dd91f9af4b71220f2b2e28f6ac12dc1

  • SHA1

    af75d53cdc45819058b7f5d76fc224d8ed46eb10

  • SHA256

    0aae097d8d7904effeed44dcfe0d0bf1aa6675dfe5d645e271b19efe36d370e1

  • SHA512

    29a4d2471a5ececbb27159b736ade805c160be670702090444e60fac749f609b6b4fe88ad5e16228619ad60c908dd54f16f8e95d9bc498ec9ff17354bca2b47e

Malware Config

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.

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\script.ps1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Program Files\7-Zip\7z.exe
      "C:\Program Files\7-Zip\7z.exe" x -pinfected C:\Users\Admin\AppData\Local\Temp\emotet.zip -oC:\Users\Admin\AppData\Local\Temp
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5044
    • C:\Windows\system32\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "regsvr32.exe /s "%temp%\emotet.dll""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2756
      • C:\Windows\system32\regsvr32.exe
        regsvr32.exe /s "C:\Users\Admin\AppData\Local\Temp\emotet.dll"
        3⤵
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3196
        • C:\Windows\system32\regsvr32.exe
          C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WZJZQ\uJMxwtZSlqOY.dll"
          4⤵
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          PID:4508

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gjodrieq.gxk.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\emotet.dll
    Filesize

    534KB

    MD5

    56bb8500d7ab6860760eddd7a55e9456

    SHA1

    e9b38c5fb51ce1a038f65c1620115a9bba1e383d

    SHA256

    b4bead39ead2a29de2f0a6fb52eea172cfe25224b71e4a9b1418f55c8b053d59

    SHA512

    83ceff476d071412b02bab0753bd3c4440937b663397d73349fa90c38d96cf88051b645c781cbe5de281aa3bd45e71da7fcc8c99c2846ce29c2f36c3e1307a84

  • C:\Users\Admin\AppData\Local\Temp\emotet.zip
    Filesize

    289KB

    MD5

    ebe6bc9eab807cdd910976a341bc070d

    SHA1

    1052700b1945bb1754f3cadad669fc4a99f5607b

    SHA256

    b0353f4547466a0a402198b3750d928fc7c4e96dd3adc00b181e9d98e4602ea7

    SHA512

    9a6bfcb90c1e24be1b930990dd2af72e889f71ad7e1a7b8353b6522a625e2ae36013793ee2c159880bd510b8f785ce4c9dfced1d2901d3ca8f091e26084185a8

  • memory/1392-5-0x0000028CD85C0000-0x0000028CD85E2000-memory.dmp
    Filesize

    136KB

  • memory/1392-10-0x00007FFE22E80000-0x00007FFE23941000-memory.dmp
    Filesize

    10.8MB

  • memory/1392-12-0x0000028CBF660000-0x0000028CBF670000-memory.dmp
    Filesize

    64KB

  • memory/1392-11-0x0000028CBF660000-0x0000028CBF670000-memory.dmp
    Filesize

    64KB

  • memory/1392-26-0x00007FFE22E80000-0x00007FFE23941000-memory.dmp
    Filesize

    10.8MB

  • memory/3196-19-0x0000000002BD0000-0x0000000002C00000-memory.dmp
    Filesize

    192KB

  • memory/3196-22-0x0000000000ED0000-0x0000000000ED1000-memory.dmp
    Filesize

    4KB