Overview
overview
10Static
static
8bcaa3be9-9...53.eml
windows7-x64
6bcaa3be9-9...53.eml
windows10-2004-x64
3Gmail_2023...09.zip
windows7-x64
1Gmail_2023...09.zip
windows10-2004-x64
120230308_6...27.doc
windows7-x64
1020230308_6...27.doc
windows10-2004-x64
10email-html-1.html
windows7-x64
1email-html-1.html
windows10-2004-x64
1image001.png
windows7-x64
3image001.png
windows10-2004-x64
3Analysis
-
max time kernel
142s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2023, 09:16
Behavioral task
behavioral1
Sample
bcaa3be9-998c-1804-d50c-a213fe6a7553.eml
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
bcaa3be9-998c-1804-d50c-a213fe6a7553.eml
Resource
win10v2004-20230220-en
Behavioral task
behavioral3
Sample
Gmail_20230308_676926_009.zip
Resource
win7-20230220-en
Behavioral task
behavioral4
Sample
Gmail_20230308_676926_009.zip
Resource
win10v2004-20230220-en
Behavioral task
behavioral5
Sample
20230308_67941_0027.doc
Resource
win7-20230220-en
Behavioral task
behavioral6
Sample
20230308_67941_0027.doc
Resource
win10v2004-20230220-en
Behavioral task
behavioral7
Sample
email-html-1.html
Resource
win7-20230220-en
Behavioral task
behavioral8
Sample
email-html-1.html
Resource
win10v2004-20230220-en
Behavioral task
behavioral9
Sample
image001.png
Resource
win7-20230220-en
Behavioral task
behavioral10
Sample
image001.png
Resource
win10v2004-20230220-en
General
-
Target
20230308_67941_0027.doc
-
Size
500.3MB
-
MD5
8309b9d9bc264d02be48159c94cfda59
-
SHA1
425d0846499519fbf2c0b8def88d5b959337f675
-
SHA256
a6d45450a1734c4e3b45469c4921862d0ac16b8e19cce98db0325ed4dcbf6bd3
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SHA512
9c93715effaecf18d8b8c1f8d4915006fd7d73548712abade79b02c3d0a9897d4fe74bd6a1d4305366ce60fd210bf641e179e6c09711638e8d4535e82a83c328
-
SSDEEP
6144:xPn4VZXbatu7MDogsDkHS50LdfcGcbz1f5M9KTFrMpSlMK3Ru+Q28:xP4PbNMkgg3Ru+x
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.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 1528 5060 regsvr32.exe 74 -
Loads dropped DLL 2 IoCs
pid Process 1528 regsvr32.exe 1104 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VPcHmBZ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\DoCnxgGYQ\\VPcHmBZ.dll\"" regsvr32.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description 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 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 41 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 5060 WINWORD.EXE 5060 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1528 regsvr32.exe 1528 regsvr32.exe 1104 regsvr32.exe 1104 regsvr32.exe 1104 regsvr32.exe 1104 regsvr32.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE 5060 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 5060 wrote to memory of 1528 5060 WINWORD.EXE 95 PID 5060 wrote to memory of 1528 5060 WINWORD.EXE 95 PID 1528 wrote to memory of 1104 1528 regsvr32.exe 99 PID 1528 wrote to memory of 1104 1528 regsvr32.exe 99
Processes
-
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\20230308_67941_0027.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:5060 -
C:\Windows\System32\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\102035.tmp"2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1528 -
C:\Windows\system32\regsvr32.exeC:\Windows\system32\regsvr32.exe "C:\Windows\system32\DoCnxgGYQ\VPcHmBZ.dll"3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:1104
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
516.7MB
MD517aa8e88ec9a9880480f13ec5355ac22
SHA17c342e547e70d4d6daae44d4bf0e66d67b06de12
SHA256181491fae77d98ce9bb1deddc6c1b53da04f9994c55faf96c5c4bee3c2105097
SHA5121323637048423882f84baf4fec83fb269f2c0aec9ef40445e487f22a898bdc4992826b4b5891d2fe2cacd58723cadffc1294cf205c9291b405ef96b4fe59ae43
-
Filesize
516.7MB
MD517aa8e88ec9a9880480f13ec5355ac22
SHA17c342e547e70d4d6daae44d4bf0e66d67b06de12
SHA256181491fae77d98ce9bb1deddc6c1b53da04f9994c55faf96c5c4bee3c2105097
SHA5121323637048423882f84baf4fec83fb269f2c0aec9ef40445e487f22a898bdc4992826b4b5891d2fe2cacd58723cadffc1294cf205c9291b405ef96b4fe59ae43
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Filesize
852KB
MD5b68294947488080ff0a99def9ed22c4b
SHA18bf91771e28c84adb2ad80e92e9d4e13e6c52b6c
SHA256ae869a73754e3cd48c17ca12821abf2d188aeea7603b412f4fc7d5d0b6b2d9a3
SHA51268943596f0cac042deddd5893aba1d625cb2420238f858b5a0a372c932228e4fc7f4a0ca9cb1fe84852949137c40192058659ed058f2c0b5d7b1730448d2ad41
-
Filesize
516.7MB
MD517aa8e88ec9a9880480f13ec5355ac22
SHA17c342e547e70d4d6daae44d4bf0e66d67b06de12
SHA256181491fae77d98ce9bb1deddc6c1b53da04f9994c55faf96c5c4bee3c2105097
SHA5121323637048423882f84baf4fec83fb269f2c0aec9ef40445e487f22a898bdc4992826b4b5891d2fe2cacd58723cadffc1294cf205c9291b405ef96b4fe59ae43