Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 12:50

General

  • Target

    cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0.exe

  • Size

    474KB

  • MD5

    fa9f67db6b0eccf40514332dab3b45b5

  • SHA1

    8bd8db10014b274644c289b842df28b23516e18f

  • SHA256

    cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0

  • SHA512

    79b352f84c9104ce51b7a295bb954a8b00084d273be2b13ba8c592c7cde4a0d664644f9a533a823b89f80500d9acf4e845ead604de56cc70d2c89c201c1a4f8a

  • SSDEEP

    6144:Hlz4Ie8TvPgADDnz/HXnr/vYitovLFDPMTJYhr64Fg0:B4IuimvLFPMdV4Fg0

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

181.123.0.125:80

119.159.150.176:443

184.69.214.94:20

80.240.141.141:7080

185.187.198.10:8080

46.41.134.46:8080

178.249.187.151:8080

217.199.160.224:8080

186.83.133.253:8080

23.92.22.225:7080

212.71.237.140:8080

190.221.50.210:8080

187.199.158.226:443

185.86.148.222:8080

200.58.171.51:80

77.245.101.134:8080

201.163.74.202:443

203.25.159.3:8080

183.82.97.25:80

51.15.8.192:8080

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0.exe
    "C:\Users\Admin\AppData\Local\Temp\cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:848
    • C:\Users\Admin\AppData\Local\Temp\cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0.exe
      --a7d7352e
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1164
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4bc
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1340
  • C:\Windows\SysWOW64\easyinset.exe
    "C:\Windows\SysWOW64\easyinset.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1544
    • C:\Windows\SysWOW64\easyinset.exe
      --a0f7aef1
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:1548

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/848-54-0x0000000074C91000-0x0000000074C93000-memory.dmp
    Filesize

    8KB

  • memory/848-55-0x00000000003D0000-0x00000000003E5000-memory.dmp
    Filesize

    84KB

  • memory/848-58-0x00000000003D0000-0x00000000003E5000-memory.dmp
    Filesize

    84KB

  • memory/848-59-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1164-56-0x0000000000000000-mapping.dmp
  • memory/1164-60-0x0000000000400000-0x0000000000478000-memory.dmp
    Filesize

    480KB

  • memory/1164-63-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/1548-62-0x0000000000000000-mapping.dmp