emotet | 294276b71fc13ea3dcd5830920e62bad42ab52c68cf59dc07d6c9eacc63bc64b

Analysis

max time kernel
150s
max time network
140s
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, 11:27

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General

Target
294276b71fc13ea3dcd5830920e62bad42ab52c68cf59dc07d6c9eacc63bc64b.xls
Size 91KB
Sample221110-nktcsshdf5
SHA256 294276b71fc13ea3dcd5830920e62bad42ab52c68cf59dc07d6c9eacc63bc64b
MD5 421ac20a87428f28b3ab1a3821a3d164
SHA1 465a8c0d2bb86ab424adba725c6e6d913f5a43c6
SHA512 2fc2ec59f229834fc551e394075f2af19666d95246fd798fda3426c83cca5db9645e108e87ceb9b13840be85998079f71e497e8dd42233aa7559650ed7291af0
SSDEEP 1536:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgGbCXuZH4gb4CEn9J4Z/Cs9o2:wKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgO
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
https://bosny.com/aspnet_client/R50QIOGjmvVlr/
xlm40.dropper
http://navylin.com/autopoisonous/4fZQW/
xlm40.dropper
http://asrani.garudaputih.com/nutabalong/bJYqoUIr99qNfoPDx/
xlm40.dropper
http://db.rikaz.tech/lCx76IlkrBtEsqNFA7/zPYJzpOnzstNOiRHob/

Extracted

Family

emotet

Botnet

Epoch5

202.28.34.99:8080
80.211.107.116:8080
175.126.176.79:8080
218.38.121.17:443
139.196.72.155:8080
103.71.99.57:8080
87.106.97.83:7080
178.62.112.199:8080
64.227.55.231:8080
46.101.98.60:8080
54.37.228.122:443
128.199.217.206:443
190.145.8.4:443
209.239.112.82:8080
85.214.67.203:8080
198.199.70.22:8080
128.199.242.164:8080
178.238.225.252:8080
103.85.95.4:8080
103.126.216.86:443
104.244.79.94:443
36.67.23.59:443
37.44.244.177:8080
160.16.143.191:8080
85.25.120.45:8080
103.56.149.105:8080
210.57.209.142:8080
195.77.239.39:8080
62.171.178.147:8080
118.98.72.86:443
103.224.241.74:8080
185.148.169.10:8080
103.41.204.169:8080
186.250.48.5:443
165.22.254.236:8080
93.104.209.107:8080
139.59.80.108:8080
196.44.98.190:8080
114.79.130.68:443
115.178.55.22:80
103.254.12.236:7080
172.105.115.71:8080
174.138.33.49:7080
51.75.33.122:443
83.229.80.93:8080
78.47.204.80:443
188.165.79.151:443
202.134.4.210:7080
82.98.180.154:7080

eck1.plain

ecs1.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	3856	2692	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	636	2692	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	500	2692	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	5036	2692	regsvr32.exe	65

Downloads MZ/PE file

Loads dropped DLL 1 IoCs

pid	Process
3856	regsvr32.exe

Adds Run key to start application 2 TTPs 2 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\mHZKfZEELFWdlK.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BzrJhuQwI\\mHZKfZEELFWdlK.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
2692	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3856	regsvr32.exe
3856	regsvr32.exe
4872	regsvr32.exe
4872	regsvr32.exe
4872	regsvr32.exe
4872	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2692	EXCEL.EXE
2692	EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE
2692	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 3856	2692	EXCEL.EXE	74
PID 2692 wrote to memory of 3856	2692	EXCEL.EXE	74
PID 3856 wrote to memory of 4872	3856	regsvr32.exe	75
PID 3856 wrote to memory of 4872	3856	regsvr32.exe	75
PID 2692 wrote to memory of 636	2692	EXCEL.EXE	76
PID 2692 wrote to memory of 636	2692	EXCEL.EXE	76
PID 2692 wrote to memory of 500	2692	EXCEL.EXE	77
PID 2692 wrote to memory of 500	2692	EXCEL.EXE	77
PID 2692 wrote to memory of 5036	2692	EXCEL.EXE	78
PID 2692 wrote to memory of 5036	2692	EXCEL.EXE	78

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\294276b71fc13ea3dcd5830920e62bad42ab52c68cf59dc07d6c9eacc63bc64b.xls"
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:2692
- 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:3856
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BzrJhuQwI\mHZKfZEELFWdlK.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4872
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:636
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:500
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:5036

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 621KB
SHA256 77e67d3bacaba30513cff877fc8ad3d89d63713ed97e1b0977d2668dca21306a
MD5 1c7cc7640e19ca621de078c8221c5a85
SHA1 ab4e70794b39c28ff876a38e777b14f5785ee334
SHA512 5ea166fc7c5ad419a6c755de42642888ee169b059d89506aa4d9a93296e31dc555c01fbecde1f9c329c35646609a56967eecf8757df98c840843e5fb43e3e799
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi/gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9XCZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

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elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 23KB
SHA256 39de6e627a02b35e29df2df0c386cdbe574f29a322b11ba590700b55bc32bd85
MD5 389ecb81f3ea99fe1c58510f1bd1ed5b
SHA1 104c8d4dbc84c02e8aceaa9f6f1008bc8e827922
SHA512 42d0f5e63cad0417d62459faf2170938bcd377a89c026c25c7760bd3cb7ce8f1cc71845deb28006137cb6e14ab05e4657094f94cec7d2087197b8cb82b2ca23f
SSDEEP 384:cpnxXnfdvbEOQCWDsQG0I7X6YW8t6rv4iG/rtK7dNLvJ3jhXD+cm52iRfbQfxvkX:WxXntwOJ108Jir7d7aRfkFK
MD5 SHA1 SHA512 SSDEEP

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elv1.ooocccxxx

Path \Users\Admin\elv1.ooocccxxx
Size 621KB
SHA256 77e67d3bacaba30513cff877fc8ad3d89d63713ed97e1b0977d2668dca21306a
MD5 1c7cc7640e19ca621de078c8221c5a85
SHA1 ab4e70794b39c28ff876a38e777b14f5785ee334
SHA512 5ea166fc7c5ad419a6c755de42642888ee169b059d89506aa4d9a93296e31dc555c01fbecde1f9c329c35646609a56967eecf8757df98c840843e5fb43e3e799
SSDEEP 6144:S6/ptuaN+qWUILr1HRf/9Mu1vHLI7U9XWi/gQ30/bP/09Xls9HV6MExbnyDAzlsH:S6/ptu/qerXtU7U9XCZWYobyDAzl+
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2692-119-0x00007FF9194F0000-0x00007FF919500000-memory.dmp

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memory/2692-120-0x00007FF9194F0000-0x00007FF919500000-memory.dmp

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memory/2692-121-0x00007FF9194F0000-0x00007FF919500000-memory.dmp

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memory/2692-130-0x00007FF9159F0000-0x00007FF915A00000-memory.dmp

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memory/2692-131-0x00007FF9159F0000-0x00007FF915A00000-memory.dmp

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memory/2692-118-0x00007FF9194F0000-0x00007FF919500000-memory.dmp

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memory/4872-271-0x0000000000C10000-0x0000000000C3E000-memory.dmp

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