Analysis
-
max time kernel
148s -
max time network
146s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
18-01-2022 14:16
Behavioral task
behavioral1
Sample
9c6ff5ba02340c9eabf31a266b7a5000e29d5e4bc87daea4e668d097752c22bb.xlsm
Resource
win10-en-20211208
General
-
Target
9c6ff5ba02340c9eabf31a266b7a5000e29d5e4bc87daea4e668d097752c22bb.xlsm
-
Size
99KB
-
MD5
9f7c05c38fb06503bf8dc8e6dde60992
-
SHA1
229dc19947050747f9c5b27f941ee34cdf01068b
-
SHA256
9c6ff5ba02340c9eabf31a266b7a5000e29d5e4bc87daea4e668d097752c22bb
-
SHA512
c23025585d06fccb2634309d25157fff880823edab728ad5ddb59968d57416c8775b9ef2a48af97178cf966c8723724a61d26c102971f81898b834130ebb6b6f
Malware Config
Extracted
http://te.pppleohhh.xyz/test/H3r1eZNC1xrY/
Extracted
emotet
Epoch5
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
207.148.81.119:8080
85.214.67.203:8080
190.90.233.66:443
78.46.73.125:443
78.47.204.80:443
37.59.209.141:8080
54.37.228.122:443
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 916 3772 rundll32.exe EXCEL.EXE -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 43 2864 rundll32.exe 44 2864 rundll32.exe -
Downloads MZ/PE file
-
Loads dropped DLL 2 IoCs
Processes:
rundll32.exerundll32.exepid process 916 rundll32.exe 1732 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc process File opened for modification C:\Windows\SysWOW64\Erliimukdksid\pwlow.vye rundll32.exe -
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.
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 3772 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 2864 rundll32.exe 2864 rundll32.exe -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE 3772 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
EXCEL.EXErundll32.exerundll32.exerundll32.exedescription pid process target process PID 3772 wrote to memory of 916 3772 EXCEL.EXE rundll32.exe PID 3772 wrote to memory of 916 3772 EXCEL.EXE rundll32.exe PID 3772 wrote to memory of 916 3772 EXCEL.EXE rundll32.exe PID 916 wrote to memory of 1732 916 rundll32.exe rundll32.exe PID 916 wrote to memory of 1732 916 rundll32.exe rundll32.exe PID 916 wrote to memory of 1732 916 rundll32.exe rundll32.exe PID 1732 wrote to memory of 3888 1732 rundll32.exe rundll32.exe PID 1732 wrote to memory of 3888 1732 rundll32.exe rundll32.exe PID 1732 wrote to memory of 3888 1732 rundll32.exe rundll32.exe PID 3888 wrote to memory of 2864 3888 rundll32.exe rundll32.exe PID 3888 wrote to memory of 2864 3888 rundll32.exe rundll32.exe PID 3888 wrote to memory of 2864 3888 rundll32.exe rundll32.exe
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\9c6ff5ba02340c9eabf31a266b7a5000e29d5e4bc87daea4e668d097752c22bb.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWow64\rundll32.exeC:\Windows\SysWow64\rundll32.exe ..\ourl.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\ourl.ocx",DllRegisterServer3⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Erliimukdksid\pwlow.vye",MGsHIlCJXAxEN4⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Erliimukdksid\pwlow.vye",DllRegisterServer5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\ourl.ocxMD5
e764f3a18f5b54e3dee0fcdd8daea6de
SHA13f543faf3e38308dab544817719f074b522d497c
SHA2565986776cce84b07f4766a6c8183d36a9b30e78434d6a2afaacf40bc1f30df3d6
SHA512392ab42cdb60181c45a5a95a9d985b307a023952a4352576b8a94802682aeab657c9dd8a7c7361abb1e492c702020a2c5029869846bf976d31be790a3dc22b27
-
\Users\Admin\ourl.ocxMD5
e764f3a18f5b54e3dee0fcdd8daea6de
SHA13f543faf3e38308dab544817719f074b522d497c
SHA2565986776cce84b07f4766a6c8183d36a9b30e78434d6a2afaacf40bc1f30df3d6
SHA512392ab42cdb60181c45a5a95a9d985b307a023952a4352576b8a94802682aeab657c9dd8a7c7361abb1e492c702020a2c5029869846bf976d31be790a3dc22b27
-
\Users\Admin\ourl.ocxMD5
e764f3a18f5b54e3dee0fcdd8daea6de
SHA13f543faf3e38308dab544817719f074b522d497c
SHA2565986776cce84b07f4766a6c8183d36a9b30e78434d6a2afaacf40bc1f30df3d6
SHA512392ab42cdb60181c45a5a95a9d985b307a023952a4352576b8a94802682aeab657c9dd8a7c7361abb1e492c702020a2c5029869846bf976d31be790a3dc22b27
-
memory/916-262-0x0000000002D30000-0x0000000002D58000-memory.dmpFilesize
160KB
-
memory/1732-283-0x0000000004C20000-0x0000000004C48000-memory.dmpFilesize
160KB
-
memory/1732-268-0x0000000000A30000-0x0000000000A58000-memory.dmpFilesize
160KB
-
memory/1732-279-0x0000000004AA0000-0x0000000004AC8000-memory.dmpFilesize
160KB
-
memory/1732-277-0x0000000004A40000-0x0000000004A68000-memory.dmpFilesize
160KB
-
memory/1732-275-0x00000000049D0000-0x00000000049F8000-memory.dmpFilesize
160KB
-
memory/1732-272-0x00000000045A0000-0x00000000045C8000-memory.dmpFilesize
160KB
-
memory/1732-270-0x00000000044C0000-0x00000000044E8000-memory.dmpFilesize
160KB
-
memory/2864-287-0x00000000052E0000-0x0000000005308000-memory.dmpFilesize
160KB
-
memory/2864-284-0x0000000004C10000-0x0000000004C38000-memory.dmpFilesize
160KB
-
memory/2864-297-0x0000000005770000-0x0000000005798000-memory.dmpFilesize
160KB
-
memory/2864-295-0x0000000005680000-0x00000000056A8000-memory.dmpFilesize
160KB
-
memory/2864-293-0x0000000005590000-0x00000000055B8000-memory.dmpFilesize
160KB
-
memory/2864-291-0x00000000054A0000-0x00000000054C8000-memory.dmpFilesize
160KB
-
memory/2864-289-0x00000000053C0000-0x00000000053E8000-memory.dmpFilesize
160KB
-
memory/3772-121-0x00007FFF65860000-0x00007FFF65870000-memory.dmpFilesize
64KB
-
memory/3772-115-0x00007FFF65860000-0x00007FFF65870000-memory.dmpFilesize
64KB
-
memory/3772-128-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmpFilesize
64KB
-
memory/3772-129-0x00007FFF61D50000-0x00007FFF61D60000-memory.dmpFilesize
64KB
-
memory/3772-116-0x00007FFF65860000-0x00007FFF65870000-memory.dmpFilesize
64KB
-
memory/3772-118-0x00007FFF65860000-0x00007FFF65870000-memory.dmpFilesize
64KB
-
memory/3772-117-0x00007FFF65860000-0x00007FFF65870000-memory.dmpFilesize
64KB
-
memory/3888-280-0x0000000004A70000-0x0000000004A98000-memory.dmpFilesize
160KB