Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2024 13:30

General

  • Target

    7c9a1bbf8330c6952a71d7656877908d_JaffaCakes118.dll

  • Size

    340KB

  • MD5

    7c9a1bbf8330c6952a71d7656877908d

  • SHA1

    e9b2d5f9a13dd288e6f58d78cbab9fc554a615b7

  • SHA256

    979d7e5624aff3fe7488779f1bbabd74fc97cdb8cf12aba3d36144e4a7941b16

  • SHA512

    1b1f9db762f2808aead0083857dded48bb18ec76c5eecc3f61dba887b0b346463541716575f3b82f3a3f80f7c778c412f33094b66d4fdd8cdc8e572876f0ca4d

  • SSDEEP

    3072:cvA1p08RqEQAIVEd2gG/vNlo0JFx/pANyCm0PQEKR/JnXHWP:c206xWgGxLxWN40PDKR/JnX2P

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

69.38.130.14:80

195.159.28.230:8080

162.241.204.233:8080

115.21.224.117:80

78.189.148.42:80

181.165.68.127:80

78.188.225.105:80

161.0.153.60:80

89.106.251.163:80

172.125.40.123:80

5.39.91.110:7080

110.145.11.73:80

190.251.200.206:80

144.217.7.207:7080

75.109.111.18:80

75.177.207.146:80

139.59.60.244:8080

70.183.211.3:80

95.213.236.64:8080

61.19.246.238:443

rsa_pubkey.plain
1
-----BEGIN PUBLIC KEY-----
2
MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhANQOcBKvh5xEW7VcJ9totsjdBwuAclxS
3
Q0e09fk8V053lktpW3TRrzAW63yt6j1KWnyxMrU3igFXypBoI4lVNmkje4UPtIIS
4
fkzjEIvG1v/ZNn1k0J0PfFTxbFFeUEs3AwIDAQAB
5
-----END PUBLIC KEY-----

Signatures

  • Emotet

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

  • Loads dropped DLL 1 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: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c9a1bbf8330c6952a71d7656877908d_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3056
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\7c9a1bbf8330c6952a71d7656877908d_JaffaCakes118.dll,#1
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Pfygiovnkhfczk\hzrqytdjgbgoh.gou",LnMUG
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2888

Network

  • flag-us
    DNS
    6.181.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    6.181.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    205.47.74.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    205.47.74.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    103.169.127.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    103.169.127.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    171.39.242.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    171.39.242.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    147.142.123.92.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    147.142.123.92.in-addr.arpa
    IN PTR
    Response
    147.142.123.92.in-addr.arpa
    IN PTR
    a92-123-142-147deploystaticakamaitechnologiescom
  • flag-us
    DNS
    81.144.22.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    81.144.22.2.in-addr.arpa
    IN PTR
    Response
    81.144.22.2.in-addr.arpa
    IN PTR
    a2-22-144-81deploystaticakamaitechnologiescom
  • flag-us
    DNS
    19.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    19.229.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    19.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    19.229.111.52.in-addr.arpa
    IN PTR
No results found
  • 8.8.8.8:53
    6.181.190.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    6.181.190.20.in-addr.arpa

  • 8.8.8.8:53
    205.47.74.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    205.47.74.20.in-addr.arpa

  • 8.8.8.8:53
    103.169.127.40.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    103.169.127.40.in-addr.arpa

  • 8.8.8.8:53
    171.39.242.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    171.39.242.20.in-addr.arpa

  • 8.8.8.8:53
    147.142.123.92.in-addr.arpa
    dns
    73 B
    139 B
    1
    1

    DNS Request

    147.142.123.92.in-addr.arpa

  • 8.8.8.8:53
    81.144.22.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    81.144.22.2.in-addr.arpa

  • 8.8.8.8:53
    19.229.111.52.in-addr.arpa
    dns
    144 B
    158 B
    2
    1

    DNS Request

    19.229.111.52.in-addr.arpa

    DNS Request

    19.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\Pfygiovnkhfczk\hzrqytdjgbgoh.gou

    Filesize

    340KB

    MD5

    7c9a1bbf8330c6952a71d7656877908d

    SHA1

    e9b2d5f9a13dd288e6f58d78cbab9fc554a615b7

    SHA256

    979d7e5624aff3fe7488779f1bbabd74fc97cdb8cf12aba3d36144e4a7941b16

    SHA512

    1b1f9db762f2808aead0083857dded48bb18ec76c5eecc3f61dba887b0b346463541716575f3b82f3a3f80f7c778c412f33094b66d4fdd8cdc8e572876f0ca4d

  • memory/1372-0-0x0000000000F70000-0x0000000000F90000-memory.dmp

    Filesize

    128KB

  • memory/1372-1-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

  • memory/1372-3-0x0000000010000000-0x0000000010023000-memory.dmp

    Filesize

    140KB

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