Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    18-01-2022 19:49

General

  • Target

    348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa.xlsm

  • Size

    99KB

  • MD5

    d9840ff5aef4fcb1e822376f0cbd15ba

  • SHA1

    f109110de7bb4691602099bb25ad64e7807194e7

  • SHA256

    348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa

  • SHA512

    6666d6935aafd3f12e9f1f57774d75e72eaa72fa03630a1cf426e7445820414602daeadda607a5fe55f3b5207763cf998e182bee359edcfa8d05cf1df6e99715

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://shop.lambolero.com/iiwkjgp/eu7rH6/

Extracted

Family

emotet

Botnet

Epoch5

C2

45.138.98.34:80

69.16.218.101:8080

51.210.242.234:8080

185.148.168.220:8080

142.4.219.173:8080

54.38.242.185:443

191.252.103.16:80

104.131.62.48:8080

62.171.178.147:8080

217.182.143.207:443

168.197.250.14:80

37.44.244.177:8080

66.42.57.149:443

210.57.209.142:8080

159.69.237.188:443

116.124.128.206:8080

128.199.192.135:8080

195.154.146.35:443

185.148.168.15:8080

195.77.239.39:8080

eck1.plain
ecs1.plain

Signatures

  • Emotet

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

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 8 IoCs
  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • 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.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\SysWow64\rundll32.exe
      C:\Windows\SysWow64\rundll32.exe ..\ourl.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r
      2⤵
      • Process spawned unexpected child process
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\SysWOW64\rundll32.exe
        C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\ourl.ocx",DllRegisterServer
        3⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Lkfdbobxxukg\kfdfywiilzg.zlh",XxWokpANYnrppH
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2972
          • C:\Windows\SysWOW64\rundll32.exe
            C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Lkfdbobxxukg\kfdfywiilzg.zlh",DllRegisterServer
            5⤵
            • Blocklisted process makes network request
            • Suspicious behavior: EnumeratesProcesses
            PID:3216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157

    MD5

    f7dcb24540769805e5bb30d193944dce

    SHA1

    e26c583c562293356794937d9e2e6155d15449ee

    SHA256

    6b88c6ac55bbd6fea0ebe5a760d1ad2cfce251c59d0151a1400701cb927e36ea

    SHA512

    cb5ad678b0ef642bf492f32079fe77e8be20c02de267f04b545df346b25f3e4eb98bb568c4c2c483bb88f7d1826863cb515b570d620766e52476c8ee2931ea94

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157

    MD5

    66387e597a92d1514e312c190d03359a

    SHA1

    3a59239dd25a2ecb021fe75c328677129edcaf0e

    SHA256

    fb505859c731cab5c5d468beaef1635d6b9fbc7637d9542dc3464594dffadb27

    SHA512

    a24120d6e468b5d4851a11fa025a8e8236d681f52bbde3ed548d2fe2f74bd4724336563b8c0ca09efd0e9686726c5fd3d4d25a3cb5889bd75ea980c7496f6f69

  • C:\Users\Admin\ourl.ocx

    MD5

    9c2906143fc05bf363fc3fc41e1529ba

    SHA1

    919e4af6be903815ad1079e38f8659cb754d9589

    SHA256

    bad818d7a2bfe44e4fb22b520e518050634bc81fa93e3ff1aa1f3b0dee8afd33

    SHA512

    8136e4452c1100941ae447ed7f9cb006a147db1c33b326b37c5b55ed5db0857e36afe1b8351f4e84aabfd66163a9854bd28a642aeb5c5465f4c203dfae65faa7

  • \Users\Admin\ourl.ocx

    MD5

    9c2906143fc05bf363fc3fc41e1529ba

    SHA1

    919e4af6be903815ad1079e38f8659cb754d9589

    SHA256

    bad818d7a2bfe44e4fb22b520e518050634bc81fa93e3ff1aa1f3b0dee8afd33

    SHA512

    8136e4452c1100941ae447ed7f9cb006a147db1c33b326b37c5b55ed5db0857e36afe1b8351f4e84aabfd66163a9854bd28a642aeb5c5465f4c203dfae65faa7

  • \Users\Admin\ourl.ocx

    MD5

    9c2906143fc05bf363fc3fc41e1529ba

    SHA1

    919e4af6be903815ad1079e38f8659cb754d9589

    SHA256

    bad818d7a2bfe44e4fb22b520e518050634bc81fa93e3ff1aa1f3b0dee8afd33

    SHA512

    8136e4452c1100941ae447ed7f9cb006a147db1c33b326b37c5b55ed5db0857e36afe1b8351f4e84aabfd66163a9854bd28a642aeb5c5465f4c203dfae65faa7

  • memory/2464-115-0x00007FFDCB810000-0x00007FFDCB820000-memory.dmp

    Filesize

    64KB

  • memory/2464-116-0x00007FFDCB810000-0x00007FFDCB820000-memory.dmp

    Filesize

    64KB

  • memory/2464-117-0x00007FFDCB810000-0x00007FFDCB820000-memory.dmp

    Filesize

    64KB

  • memory/2464-118-0x00007FFDCB810000-0x00007FFDCB820000-memory.dmp

    Filesize

    64KB

  • memory/2464-121-0x00007FFDCB810000-0x00007FFDCB820000-memory.dmp

    Filesize

    64KB

  • memory/2464-128-0x00007FFDC85C0000-0x00007FFDC85D0000-memory.dmp

    Filesize

    64KB

  • memory/2464-129-0x00007FFDC85C0000-0x00007FFDC85D0000-memory.dmp

    Filesize

    64KB

  • memory/2972-278-0x00000000031D0000-0x00000000031F8000-memory.dmp

    Filesize

    160KB

  • memory/3216-282-0x0000000000A50000-0x0000000000A78000-memory.dmp

    Filesize

    160KB

  • memory/3216-284-0x0000000001140000-0x0000000001168000-memory.dmp

    Filesize

    160KB

  • memory/3216-304-0x00000000003A0000-0x00000000003C8000-memory.dmp

    Filesize

    160KB

  • memory/3748-275-0x0000000005670000-0x0000000005698000-memory.dmp

    Filesize

    160KB

  • memory/3748-277-0x00000000056D0000-0x00000000056F8000-memory.dmp

    Filesize

    160KB

  • memory/3748-273-0x0000000005510000-0x0000000005538000-memory.dmp

    Filesize

    160KB

  • memory/3748-281-0x0000000005850000-0x0000000005878000-memory.dmp

    Filesize

    160KB

  • memory/3748-268-0x0000000003800000-0x0000000003828000-memory.dmp

    Filesize

    160KB

  • memory/3748-267-0x00000000034D0000-0x00000000034F8000-memory.dmp

    Filesize

    160KB