emotet | c03d5a9460b973feda86b4c841038f16b88c84248813f2a131a7cf8377b7c0f7

Analysis

max time kernel
144s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
10/11/2022, 21:46

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General

Target
c03d5a9460b973feda86b4c841038f16b88c84248813f2a131a7cf8377b7c0f7.xls
Size 91KB
Sample221110-1mrm7sedc4
SHA256 c03d5a9460b973feda86b4c841038f16b88c84248813f2a131a7cf8377b7c0f7
MD5 5f2ceaada11e4fd2be65e04fad3d18a3
SHA1 1f3a803a52eb5048a9c515d82780c263d8ffd24e
SHA512 ff9657acc62c8b095409e90703574a2bdc64475e1dabaa7eb9f14ee999faa2b5b5cd9d212f734bfd38d1254aca2520ef780b945721d82a34d3066adfff45973c
SSDEEP 1536:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg4bCXuZH4gb4CEn9J4Z/rX:eKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgA
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://www.vinyz.com/cache/rqWV/
xlm40.dropper
http://yuanliao.raluking.com/1eq5o7/gHrTM8YilZz0quKt/
xlm40.dropper
https://akarweb.net/cgi-bin/CL13tGXI/
xlm40.dropper
http://www.bdbg.es/css/DDm7o71vWtTs/

Extracted

Family

emotet

Botnet

Epoch4

185.4.135.165:8080
159.89.202.34:443
82.223.21.224:8080
187.63.160.88:80
188.44.20.25:443
91.187.140.35:8080
110.232.117.186:8080
197.242.150.244:8080
119.59.103.152:8080
182.162.143.56:443
72.15.201.15:8080
173.255.211.88:443
206.189.28.199:8080
94.23.45.86:4143
45.63.99.23:7080
153.126.146.25:7080
45.118.115.99:8080
115.68.227.76:8080
163.44.196.120:8080
159.65.140.115:443
169.57.156.166:8080
139.59.56.73:8080
183.111.227.137:8080
202.129.205.3:8080
103.43.75.120:443
45.176.232.124:443
186.194.240.217:443
173.212.193.249:8080
139.59.126.41:443
149.56.131.28:8080
159.65.88.10:8080
201.94.166.162:443
107.170.39.149:8080
103.75.201.2:443
103.132.242.26:8080
209.97.163.214:443
129.232.188.93:443
79.137.35.198:8080
101.50.0.91:8080
147.139.166.154:8080
160.16.142.56:8080
153.92.5.27:8080
167.172.199.165:8080
95.217.221.146:8080
167.172.253.162:8080
164.90.222.65:443
172.105.226.75:8080
164.68.99.3:8080
213.239.212.5:443
91.207.28.33:8080
45.235.8.30:8080
172.104.251.154:8080
5.135.159.50:443
212.24.98.99:8080
104.168.155.143:8080
1.234.2.232:8080

ecs1.plain

eck1.plain

Signatures

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

Process spawned unexpected child process 4 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\EXCEL.EXE is not expected to spawn this process	1868	4936	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3336	4936	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3332	4936	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3932	4936	regsvr32.exe	66

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
1868	regsvr32.exe
3332	regsvr32.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nDdOBOrBvpDlKBfo.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\EfEoIwiEG\\nDdOBOrBvpDlKBfo.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\llbv.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\INyjvZkUxely\\llbv.dll\""	regsvr32.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	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

Query Registry

T1012

System Information Discovery

T1082

description	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

pid	Process
4936	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1868	regsvr32.exe
1868	regsvr32.exe
1288	regsvr32.exe
1288	regsvr32.exe
1288	regsvr32.exe
1288	regsvr32.exe
3332	regsvr32.exe
3332	regsvr32.exe
2200	regsvr32.exe
2200	regsvr32.exe
2200	regsvr32.exe
2200	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE
4936	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4936 wrote to memory of 1868	4936	EXCEL.EXE	69
PID 4936 wrote to memory of 1868	4936	EXCEL.EXE	69
PID 1868 wrote to memory of 1288	1868	regsvr32.exe	74
PID 1868 wrote to memory of 1288	1868	regsvr32.exe	74
PID 4936 wrote to memory of 3336	4936	EXCEL.EXE	77
PID 4936 wrote to memory of 3336	4936	EXCEL.EXE	77
PID 4936 wrote to memory of 3332	4936	EXCEL.EXE	78
PID 4936 wrote to memory of 3332	4936	EXCEL.EXE	78
PID 3332 wrote to memory of 2200	3332	regsvr32.exe	79
PID 3332 wrote to memory of 2200	3332	regsvr32.exe	79
PID 4936 wrote to memory of 3932	4936	EXCEL.EXE	80
PID 4936 wrote to memory of 3932	4936	EXCEL.EXE	80

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c03d5a9460b973feda86b4c841038f16b88c84248813f2a131a7cf8377b7c0f7.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4936
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EfEoIwiEG\nDdOBOrBvpDlKBfo.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1288
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3336
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3332
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\INyjvZkUxely\llbv.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:2200
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

elv1.ooocccxxx

Path C:\Users\Admin\elv1.ooocccxxx
Size 595KB
SHA256 82ef8ef786aed1111046d89a28a4fa1f925e8a04238285bed43ef621a9c6a393
MD5 0bb1be131aa1def4dbcebf4d912b4a35
SHA1 9fa582d4e41d4621677f0de52a2c95c936eca9f3
SHA512 918ad7f6d8d12ef12a1fd8fb89ebd7ff6ce35275c491fe77d37008a6e57052a741eb62ef7ac73c797bb35737134a1406e99eaba0e394d39ac52d10682c6fd2ff
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hl4:Qjee+6evbtPEihGFYk
MD5 SHA1 SHA512 SSDEEP

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elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 76KB
SHA256 04a262eb5084192c252338880401496d8edf118e050816424d4f76c25d506afd
MD5 71a7b6d6930d0a3ccffc6b4c58f98c6d
SHA1 665f0b6817360988cf3a136ab3740833ea3dae44
SHA512 295689078c66582a6541cf86a7ce6205ab025a0e1885c7ae083872f8f00a33221c2d2376c33b64e64127cb6c23a1d37b7008002afc8ebe0c91c92a9f91a2ca68
SSDEEP 1536:ZWSzdXoHCe6UvbPkPMmdQHxSqRz4UoYIqzuBdjef7Dj:Qw797XdQHx9rz
MD5 SHA1 SHA512 SSDEEP

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elv3.ooocccxxx

Path C:\Users\Admin\elv3.ooocccxxx
Size 595KB
SHA256 ffe2c00daa816455109d9033d737919d2bebc4b608059b1f29abb043acdadbdb
MD5 089659d7736369187e33389028aafb0e
SHA1 8617b0d2f978a807d23e4d7256d9d4d5eb86d28d
SHA512 45fc995cc75c201f4973bc9ebb059ac20faf7e1977c147531ae112e09fd773dacf49f610577f9a8914d85da8ed91045301dcd2e3606a875af7cb89edb3c3c589
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hlx:Qjee+6evbtPEihGFYl
MD5 SHA1 SHA512 SSDEEP

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elv1.ooocccxxx

Path \Users\Admin\elv1.ooocccxxx
Size 595KB
SHA256 82ef8ef786aed1111046d89a28a4fa1f925e8a04238285bed43ef621a9c6a393
MD5 0bb1be131aa1def4dbcebf4d912b4a35
SHA1 9fa582d4e41d4621677f0de52a2c95c936eca9f3
SHA512 918ad7f6d8d12ef12a1fd8fb89ebd7ff6ce35275c491fe77d37008a6e57052a741eb62ef7ac73c797bb35737134a1406e99eaba0e394d39ac52d10682c6fd2ff
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hl4:Qjee+6evbtPEihGFYk
MD5 SHA1 SHA512 SSDEEP

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elv3.ooocccxxx

Path \Users\Admin\elv3.ooocccxxx
Size 595KB
SHA256 ffe2c00daa816455109d9033d737919d2bebc4b608059b1f29abb043acdadbdb
MD5 089659d7736369187e33389028aafb0e
SHA1 8617b0d2f978a807d23e4d7256d9d4d5eb86d28d
SHA512 45fc995cc75c201f4973bc9ebb059ac20faf7e1977c147531ae112e09fd773dacf49f610577f9a8914d85da8ed91045301dcd2e3606a875af7cb89edb3c3c589
SSDEEP 12288:QST8ek3+6ZIvp0p0tPEgBthNeYU5elGYpED+Hlx:Qjee+6evbtPEihGFYl
MD5 SHA1 SHA512 SSDEEP

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memory/1288-286-0x0000000001220000-0x0000000001250000-memory.dmp

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memory/4936-118-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-119-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-116-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-117-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-128-0x00007FF98D610000-0x00007FF98D620000-memory.dmp

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memory/4936-129-0x00007FF98D610000-0x00007FF98D620000-memory.dmp

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memory/4936-339-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-340-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-341-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4936-342-0x00007FF991080000-0x00007FF991090000-memory.dmp

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