emotet | fc3899f048b642a274810010f454f69e5f18931ea0cab4012a13952895bc1263

Analysis

max time kernel
144s
max time network
148s
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, 01:04

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General

Target
fc3899f048b642a274810010f454f69e5f18931ea0cab4012a13952895bc1263.xls
Size 91KB
Sample221110-bfbwqsfcdr
SHA256 fc3899f048b642a274810010f454f69e5f18931ea0cab4012a13952895bc1263
MD5 9a96722f58cfccbe2df62f6bf898889d
SHA1 52bc81a3ae45a9f558e8c1ba49ed5bfd5322dab2
SHA512 6cdd136840bd2111d8679e2526baeeeb25cc3e8f105cc9127cb07a33ab46937f5c18365fa79cb2509a212c1c1261ea2bdf9b6072f5995120ff8fdc7717f651e2
SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgIbCXuZH4gb4CEn9J4ZJxQvj:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgd
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://fixoutlet.com/logs/OGlRuU/
xlm40.dropper
http://www.cesasin.com.ar/administrator/viA95RR/
xlm40.dropper
http://blacktequila.com.br/2fb62HWWoKi5nfEq2D/XB5VOAXZkhVhSKveYUV/
xlm40.dropper
http://case.co.il/_js/dooigYa/

Extracted

Family

emotet

Botnet

Epoch5

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

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	3240	4372	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1536	4372	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1076	4372	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1408	4372	regsvr32.exe	66

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
3240	regsvr32.exe
1408	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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ZBMgSQDZbx.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\GgvpKM\\ZBMgSQDZbx.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\KgyuwX.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\DYIRPYkhUUw\\KgyuwX.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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
4372	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
3240	regsvr32.exe
3240	regsvr32.exe
4724	regsvr32.exe
4724	regsvr32.exe
4724	regsvr32.exe
4724	regsvr32.exe
1408	regsvr32.exe
1408	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4372	EXCEL.EXE
4372	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE
4372	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4372 wrote to memory of 3240	4372	EXCEL.EXE	69
PID 4372 wrote to memory of 3240	4372	EXCEL.EXE	69
PID 3240 wrote to memory of 4724	3240	regsvr32.exe	73
PID 3240 wrote to memory of 4724	3240	regsvr32.exe	73
PID 4372 wrote to memory of 1536	4372	EXCEL.EXE	76
PID 4372 wrote to memory of 1536	4372	EXCEL.EXE	76
PID 4372 wrote to memory of 1076	4372	EXCEL.EXE	77
PID 4372 wrote to memory of 1076	4372	EXCEL.EXE	77
PID 4372 wrote to memory of 1408	4372	EXCEL.EXE	78
PID 4372 wrote to memory of 1408	4372	EXCEL.EXE	78
PID 1408 wrote to memory of 3336	1408	regsvr32.exe	80
PID 1408 wrote to memory of 3336	1408	regsvr32.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\fc3899f048b642a274810010f454f69e5f18931ea0cab4012a13952895bc1263.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:4372
- 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:3240
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DYIRPYkhUUw\KgyuwX.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4724
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:1536
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:1076
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1408
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\GgvpKM\ZBMgSQDZbx.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3336

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 591KB
SHA256 bddabbaa8e87df65fa0ec705b30f8310a8bb7330ff4efd6775096a85a60b121a
MD5 b73cd2677154df244ea3d74675a991d9
SHA1 61475130290d165c61ed3276dbb127b5af016fdf
SHA512 810e81ad250c7098258a9741048e4a43cd6b5456fde8bda065e4076b6ab7045d2310f71d3a13a5c5604ff53dfdbcb7ae136a92518c946811923653ee13593b28
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmF1L:1ml8U52n1pkxoI0nwfmH
MD5 SHA1 SHA512 SSDEEP

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elv4.ooocccxxx

Path C:\Users\Admin\elv4.ooocccxxx
Size 591KB
SHA256 e982b327188df9ca8dc4302f202c9724b9b2d002a43028d6cb2447ae1de35049
MD5 21e535b32c6971677b0488f7b2dd5419
SHA1 1c6796e6d3d64491fb24a82ff295251c5948c7a8
SHA512 59374f1029e48576cb8a5d5b8da32cb9614bfe2c5db5e8cde8716c71b5a090e083f73343178646dda79eda38ecc08d0bb93f60f103d4ffbdc1546a10550ccc7d
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmf1L:1ml8U52n1pkxoI0nwfmt
MD5 SHA1 SHA512 SSDEEP

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elv1.ooocccxxx

Path \Users\Admin\elv1.ooocccxxx
Size 591KB
SHA256 bddabbaa8e87df65fa0ec705b30f8310a8bb7330ff4efd6775096a85a60b121a
MD5 b73cd2677154df244ea3d74675a991d9
SHA1 61475130290d165c61ed3276dbb127b5af016fdf
SHA512 810e81ad250c7098258a9741048e4a43cd6b5456fde8bda065e4076b6ab7045d2310f71d3a13a5c5604ff53dfdbcb7ae136a92518c946811923653ee13593b28
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmF1L:1ml8U52n1pkxoI0nwfmH
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv4.ooocccxxx

Path \Users\Admin\elv4.ooocccxxx
Size 591KB
SHA256 e982b327188df9ca8dc4302f202c9724b9b2d002a43028d6cb2447ae1de35049
MD5 21e535b32c6971677b0488f7b2dd5419
SHA1 1c6796e6d3d64491fb24a82ff295251c5948c7a8
SHA512 59374f1029e48576cb8a5d5b8da32cb9614bfe2c5db5e8cde8716c71b5a090e083f73343178646dda79eda38ecc08d0bb93f60f103d4ffbdc1546a10550ccc7d
SSDEEP 12288:d5xml1eXk52nn1pCBrPFogSShuJN/x6O9cDzfmf1L:1ml8U52n1pkxoI0nwfmt
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3240-253-0x0000000002D40000-0x0000000002D70000-memory.dmp

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memory/4372-129-0x00007FF98D610000-0x00007FF98D620000-memory.dmp

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memory/4372-116-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-128-0x00007FF98D610000-0x00007FF98D620000-memory.dmp

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memory/4372-119-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-118-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-117-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-310-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-311-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-312-0x00007FF991080000-0x00007FF991090000-memory.dmp

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memory/4372-313-0x00007FF991080000-0x00007FF991090000-memory.dmp

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