Analysis

  • max time kernel
    154s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    15-06-2022 14:28

General

  • Target

    296c281262ddf5ea42b2e91b3a3b49badd6b3373216208778534ecd476e56e49.exe

  • Size

    475KB

  • MD5

    7ae0af9ced6b5bea9293bb9f3e4507c1

  • SHA1

    1accc88c5734577075d1f0905dbaf76b8228ec5b

  • SHA256

    296c281262ddf5ea42b2e91b3a3b49badd6b3373216208778534ecd476e56e49

  • SHA512

    d412191d5452521cac82380f49be58ce56efe944922224196b4545df57344b1b79bf26c84450a699fe62331248fc04f8909517f670aa806b9dc9924891cf87bc

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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\296c281262ddf5ea42b2e91b3a3b49badd6b3373216208778534ecd476e56e49.exe
    "C:\Users\Admin\AppData\Local\Temp\296c281262ddf5ea42b2e91b3a3b49badd6b3373216208778534ecd476e56e49.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:396
    • C:\Users\Admin\AppData\Local\Temp\296c281262ddf5ea42b2e91b3a3b49badd6b3373216208778534ecd476e56e49.exe
      --b83f6d34
      2⤵
      • Suspicious behavior: RenamesItself
      PID:4996
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x310 0x4d0
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:544
  • C:\Windows\SysWOW64\soundsmapi.exe
    "C:\Windows\SysWOW64\soundsmapi.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4444
    • C:\Windows\SysWOW64\soundsmapi.exe
      --34414dc3
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:532

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/396-130-0x0000000000690000-0x00000000006A5000-memory.dmp
    Filesize

    84KB

  • memory/396-132-0x0000000000690000-0x00000000006A5000-memory.dmp
    Filesize

    84KB

  • memory/396-133-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

  • memory/532-136-0x0000000000000000-mapping.dmp
  • memory/532-138-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/532-139-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/4996-131-0x0000000000000000-mapping.dmp
  • memory/4996-134-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/4996-135-0x0000000000400000-0x0000000000479000-memory.dmp
    Filesize

    484KB

  • memory/4996-137-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB