emotet | bab3ea2f1f7c827a37497fb3c1cc598b29e6d2b977a7c3d9539153f47712f4d1

Analysis

max time kernel
168s
max time network
178s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2022, 16:56

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General

Target
0911.xls
Size 91KB
Sample221109-vfx9hsaeh2
SHA256 bab3ea2f1f7c827a37497fb3c1cc598b29e6d2b977a7c3d9539153f47712f4d1
MD5 72749f75b1afad5fd69aea06af9e86dc
SHA1 2010e13ac77d728e456faeca8f62646bf2d55012
SHA512 72d0c4e52e0da1af7ede7d1f552857a5a000d853ef4b556682266ff7e0afdd6bd5f1492993422fe77b43f2f805ea3fed1fc11af9325874f26023f5b070f8302a
SSDEEP 1536:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgEbCXuZH4gb4CEn9J4ZsEM:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgl
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://www.muyehuayi.com/cmp/8asA99KPsyA/v6lUsWbLen/
xlm40.dropper
http://concivilpa.com.py/wp-admin/i3CQu9dzDrMW/
xlm40.dropper
https://wijsneusmedia.nl/cgi-bin/kFB/
xlm40.dropper
http://www.angloextrema.com.br/assets/oEt1yYckHKlnNIq/

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	4000	2732	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3844	2732	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3428	2732	regsvr32.exe	79
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4180	2732	regsvr32.exe	79

Downloads MZ/PE file

Loads dropped DLL 4 IoCs

pid	Process
4000	regsvr32.exe
4008	regsvr32.exe
3844	regsvr32.exe
4856	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\CAEWSroVEUkJXFMC.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BiVMJ\\CAEWSroVEUkJXFMC.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NMScKFqXSMCY.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\YKcJa\\NMScKFqXSMCY.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 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
2732	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4000	regsvr32.exe
4000	regsvr32.exe
4008	regsvr32.exe
4008	regsvr32.exe
4008	regsvr32.exe
4008	regsvr32.exe
3844	regsvr32.exe
3844	regsvr32.exe
4856	regsvr32.exe
4856	regsvr32.exe
4856	regsvr32.exe
4856	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE
2732	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 4000	2732	EXCEL.EXE	83
PID 2732 wrote to memory of 4000	2732	EXCEL.EXE	83
PID 4000 wrote to memory of 4008	4000	regsvr32.exe	84
PID 4000 wrote to memory of 4008	4000	regsvr32.exe	84
PID 2732 wrote to memory of 3844	2732	EXCEL.EXE	85
PID 2732 wrote to memory of 3844	2732	EXCEL.EXE	85
PID 3844 wrote to memory of 4856	3844	regsvr32.exe	86
PID 3844 wrote to memory of 4856	3844	regsvr32.exe	86
PID 2732 wrote to memory of 3428	2732	EXCEL.EXE	87
PID 2732 wrote to memory of 3428	2732	EXCEL.EXE	87
PID 2732 wrote to memory of 4180	2732	EXCEL.EXE	88
PID 2732 wrote to memory of 4180	2732	EXCEL.EXE	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\0911.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2732
- 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:4000
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BiVMJ\CAEWSroVEUkJXFMC.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4008
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3844
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YKcJa\NMScKFqXSMCY.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4856
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:3428
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx
  2⤵
  - Process spawned unexpected child process
  PID:4180

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 434KB
SHA256 9edeb044af1a98169a0cb28994c1cff70def8643c8445a267163e6b3315495a2
MD5 30e5853603526906f7ecb806d3a9c596
SHA1 da799705197d7618505a5c96f0f6642fa391346a
SHA512 ce98453f5f3dafa1f451fec614a6a5040f9e72e4a8efd0082b358b1406f0d8f1126807e1f7e0b810a8b70338ddc03d89ab8356f22e04277d7ffcce0b47f9c732
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzS:ObB2Xq/cmRq2B+4Vu
MD5 SHA1 SHA512 SSDEEP

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elv1.ooocccxxx

Path C:\Users\Admin\elv1.ooocccxxx
Size 434KB
SHA256 9edeb044af1a98169a0cb28994c1cff70def8643c8445a267163e6b3315495a2
MD5 30e5853603526906f7ecb806d3a9c596
SHA1 da799705197d7618505a5c96f0f6642fa391346a
SHA512 ce98453f5f3dafa1f451fec614a6a5040f9e72e4a8efd0082b358b1406f0d8f1126807e1f7e0b810a8b70338ddc03d89ab8356f22e04277d7ffcce0b47f9c732
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzS:ObB2Xq/cmRq2B+4Vu
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 434KB
SHA256 a07105d9cd40b5dd8c884816b303db1902ef9ed20ee42bc77ab59062b11cc596
MD5 c46d4dbe9fc0f8f5207275f6f7b9d19d
SHA1 df39476a917e4898cecabfcbb6a356b8d766a589
SHA512 40e4ed447768ca7c9c29eb1db5319dce8108dbe80890ee0af2edabb63033b16ff3fcadfb48d6a7e13bfa2378030f3a22602462c297a55845c2d681b97210c84b
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzP:ObB2Xq/cmRq2B+4VD
MD5 SHA1 SHA512 SSDEEP

Submit Download

elv2.ooocccxxx

Path C:\Users\Admin\elv2.ooocccxxx
Size 434KB
SHA256 a07105d9cd40b5dd8c884816b303db1902ef9ed20ee42bc77ab59062b11cc596
MD5 c46d4dbe9fc0f8f5207275f6f7b9d19d
SHA1 df39476a917e4898cecabfcbb6a356b8d766a589
SHA512 40e4ed447768ca7c9c29eb1db5319dce8108dbe80890ee0af2edabb63033b16ff3fcadfb48d6a7e13bfa2378030f3a22602462c297a55845c2d681b97210c84b
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzP:ObB2Xq/cmRq2B+4VD
MD5 SHA1 SHA512 SSDEEP

Submit Download

CAEWSroVEUkJXFMC.dll

Path C:\Windows\System32\BiVMJ\CAEWSroVEUkJXFMC.dll
Size 434KB
SHA256 9edeb044af1a98169a0cb28994c1cff70def8643c8445a267163e6b3315495a2
MD5 30e5853603526906f7ecb806d3a9c596
SHA1 da799705197d7618505a5c96f0f6642fa391346a
SHA512 ce98453f5f3dafa1f451fec614a6a5040f9e72e4a8efd0082b358b1406f0d8f1126807e1f7e0b810a8b70338ddc03d89ab8356f22e04277d7ffcce0b47f9c732
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzS:ObB2Xq/cmRq2B+4Vu
MD5 SHA1 SHA512 SSDEEP

Submit Download

NMScKFqXSMCY.dll

Path C:\Windows\System32\YKcJa\NMScKFqXSMCY.dll
Size 434KB
SHA256 a07105d9cd40b5dd8c884816b303db1902ef9ed20ee42bc77ab59062b11cc596
MD5 c46d4dbe9fc0f8f5207275f6f7b9d19d
SHA1 df39476a917e4898cecabfcbb6a356b8d766a589
SHA512 40e4ed447768ca7c9c29eb1db5319dce8108dbe80890ee0af2edabb63033b16ff3fcadfb48d6a7e13bfa2378030f3a22602462c297a55845c2d681b97210c84b
SSDEEP 12288:O2APV8K2Xtw/V6XHWRBkF2TlfnBBO4XlzP:ObB2Xq/cmRq2B+4VD
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2732-137-0x00007FFA42FA0000-0x00007FFA42FB0000-memory.dmp

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memory/2732-133-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

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memory/2732-138-0x00007FFA42FA0000-0x00007FFA42FB0000-memory.dmp

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memory/2732-132-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

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memory/2732-134-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

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memory/2732-136-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

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memory/2732-135-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

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memory/4000-142-0x0000000180000000-0x0000000180030000-memory.dmp

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