Analysis
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max time kernel
14s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
09-03-2023 11:34
Behavioral task
behavioral1
Sample
100498851360482388129.doc
Resource
win7-20230220-en
General
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Target
100498851360482388129.doc
-
Size
505.4MB
-
MD5
9f436098a3a2acd867a23ba4d00be24f
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SHA1
6ffa087b98d968e326c3f8365ff14a9f3e3f0659
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SHA256
11224b24b3619d4ebfe265875f9745fc542553158813aa112d77a0cb4fe654cc
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SHA512
ab9f91583656d8f3002a667c6bde72f202e7c48ff89c77a7be68a78dd92eade668b74c09dc612332fa5da85f1260fa447b2119f0007754069cb034b7d930f223
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SSDEEP
6144:ogJI9kbGiyDlVYoD2qe2qBgYZDyc+1Jg+CHf8biy/xllXQQgI2V:suyvDlGoUXZDyc0HCHf2Jxpg
Malware Config
Extracted
emotet
Epoch4
129.232.188.93:443
164.90.222.65:443
159.65.88.10:8080
172.105.226.75:8080
115.68.227.76:8080
187.63.160.88:80
169.57.156.166:8080
185.4.135.165:8080
153.126.146.25:7080
197.242.150.244:8080
139.59.126.41:443
186.194.240.217:443
103.132.242.26:8080
206.189.28.199:8080
163.44.196.120:8080
95.217.221.146:8080
159.89.202.34:443
119.59.103.152:8080
183.111.227.137:8080
201.94.166.162:443
103.75.201.2:443
149.56.131.28:8080
79.137.35.198:8080
5.135.159.50:443
66.228.32.31:7080
91.121.146.47:8080
153.92.5.27:8080
45.235.8.30:8080
72.15.201.15:8080
107.170.39.149:8080
45.176.232.124:443
82.223.21.224:8080
167.172.199.165:8080
213.239.212.5:443
202.129.205.3:8080
94.23.45.86:4143
147.139.166.154:8080
167.172.253.162:8080
91.207.28.33:8080
188.44.20.25:443
104.168.155.143:8080
110.232.117.186:8080
164.68.99.3:8080
1.234.2.232:8080
173.212.193.249:8080
182.162.143.56:443
160.16.142.56:8080
101.50.0.91:8080
103.43.75.120:443
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
regsvr32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2604 4372 regsvr32.exe WINWORD.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 39 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 40 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4372 WINWORD.EXE 4372 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
WINWORD.EXEpid process 4372 WINWORD.EXE 4372 WINWORD.EXE 4372 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
WINWORD.EXEpid process 4372 WINWORD.EXE 4372 WINWORD.EXE 4372 WINWORD.EXE 4372 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 4372 wrote to memory of 2604 4372 WINWORD.EXE regsvr32.exe PID 4372 wrote to memory of 2604 4372 WINWORD.EXE regsvr32.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\100498851360482388129.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\113506.tmp"2⤵
- Process spawned unexpected child process
PID:2604 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\VYmiB\GHiphsQu.dll"3⤵PID:552
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
315.8MB
MD56a46887b834c4f636224dc24c2e653dd
SHA13e9f6d0fe1acec7e3b07bb603ccc081d1f678b23
SHA2562540ef5ffd877213509908459dde3c1cdaee300f2e16b8d9eeeb52edec201137
SHA512fb8e8c194263c17bc7ae110bbe6aa4376531c3baa7cd5a671310ef89b475043b8e534dff44882dc3a3153d68459f5c058ed1d499aa7a0f5d7e7989c62d134899
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Filesize
321.6MB
MD5d31b310cbc411f4217f0e8fb25f30c74
SHA193d7faf944fa624c43cd1f902fa1b95faafed8d2
SHA25623e0f073fdb27adf02c11546225949eb2a8e174b940726dd7732819d43a27190
SHA51263ddc41bbf8d3cf9abe16002c50e9e0f628fcf73b6b94f33e5e98490e60c83d928f6a8dc77373b21243a1d398283b41e7695bcb2db063732ebb88dca173f2b4f
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Filesize
320.2MB
MD5dca176d6dda679a4e8e6ca4c1f4d31bf
SHA1a41165da42585c6b13ee8d8e852fe3305305f0dd
SHA2564218153ae0e1a301d4a1af58c25d65c034b4549b4f2b9223126f84370ce31fe2
SHA512f139197ad0e5de86d6138e618ec81da4dd22aa42916c5780c50c8339b1299ac4393da4afcc31c1e52e64d7a4aefec92a3f64073da2a0d25e5726d38c7581925e
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Filesize
816KB
MD5e9d64df104a187f329b391a9c55d4be3
SHA170e4cf2b0c68ebfbf524e05325e5f1cbb59b8ff5
SHA25623f2849e311775c6c463ebfca76e278e3352529567df97ed743f9e296ef362c4
SHA5120eb004c505e4fbe082b8a8b362deb228cb5936f25bd823175abf7bc752e62192491fc54ccd9f84ecc58e42dba5154470faeafb3538f3723fb5486bdf40844c06
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
310.9MB
MD56901323eb50631cc6e6d528599c57bd2
SHA1b58ed77a9d4b5fa622b6a1c8ce912be35d8e0fc9
SHA25645aa64eb78617780ff5f64e926f7e3554c8e9c06954745cd70297aad51ae8d04
SHA51243a31502165c77913ef21c0aad6631db2d23900a8404c2359b4c0658445fd83b5cf9dfc6e70f1c4aa3bc0aec89afa79aa12c8c33094ee90fc75c2ca28baa6c75