Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-11-2024 18:09

General

  • Target

    v07p.dll

  • Size

    220KB

  • MD5

    ab05deb592b27f0880f3c24121e12d58

  • SHA1

    442fd3cf10fd74976d648c0256e03e2ca4771ae5

  • SHA256

    3565b741deeacc724ce22c7a0d0362b4db966856a02a36f24f5e35c9ed2ace3a

  • SHA512

    372115482663c9bd9b468b5bf26eaaf297aa8b939a86839331778e1319ce09c34e97aca0f21ff59d0db5f6745266170a181c5dc854f7b1e22c7300d1d6c08702

  • SSDEEP

    3072:UUniwXba5jHpv8AmYmnELWyoK9fIqBaNBib/n0ErINPCwqdiyv:UxlHprmnELWyL9fX4gnFUNPjqd

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

C2

73.55.128.120:80

175.103.38.146:80

203.157.152.9:7080

157.245.145.87:443

195.159.28.244:8080

54.38.143.245:8080

2.58.16.86:8080

37.46.129.215:8080

78.90.78.210:80

178.33.167.120:8080

113.203.238.130:80

37.205.9.252:7080

45.230.45.171:443

103.93.220.182:80

190.194.12.132:80

177.130.51.198:80

120.51.34.254:80

177.254.134.180:80

121.117.147.153:443

117.2.139.117:443

rsa_pubkey.plain

Signatures

  • Emotet

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

  • Emotet family
  • Blocklisted process makes network request 8 IoCs
  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\v07p.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\v07p.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1948
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Xywu\ujkoin.okr",RunDLL
        3⤵
        • Blocklisted process makes network request
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2984

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1948-0-0x00000000007E0000-0x0000000000800000-memory.dmp

    Filesize

    128KB

  • memory/1948-3-0x0000000010000000-0x000000001003B000-memory.dmp

    Filesize

    236KB

  • memory/2984-4-0x0000000000220000-0x0000000000240000-memory.dmp

    Filesize

    128KB

  • memory/2984-8-0x0000000010000000-0x000000001003B000-memory.dmp

    Filesize

    236KB

  • memory/2984-10-0x0000000010000000-0x000000001003B000-memory.dmp

    Filesize

    236KB

  • memory/2984-15-0x0000000010000000-0x000000001003B000-memory.dmp

    Filesize

    236KB