emotet | 42ccca454cbe9989d8928bc35868a90345944871dd607cdbf2c81c8f6b23b276

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2022, 14:35

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General

Target

b75282df33ca2b4187f6471fee300d981b4633c4378d3cca0f75638c6be8f021.xls
Size

217KB
MD5

ebd96543510e58973ec7c9feb3e3edba
SHA1

b12b12e12e7f166274a4d22bd365fa6c1cea687f
SHA256

b75282df33ca2b4187f6471fee300d981b4633c4378d3cca0f75638c6be8f021
SHA512

db2634d933fa2684c75d2e07b8eab0813b9af47f0f1014191a65acbd8213ccdca5299cea6250948243c063497f94304dbac643488631aaa0d6cdb039c878e944
SSDEEP

6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgByY+TAQXTHGUMEyP5p6f5jQmY:wbGUMVWlbY

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://ftp.agir-santeinternationale.com/doctors/KAacngW97n4ApzVBDdGy/

xlm40.dropper

http://www.vinyz.com/admin3693/BDFFgAZ6zBRumcUSG/

xlm40.dropper

http://ly.yjlianyi.top/wp-admin/NRAdJ/

xlm40.dropper

http://www.muyehuayi.com/cmp/Vtm2m7z88g/

Extracted

Family

emotet

Botnet

Epoch4

45.235.8.30:8080

94.23.45.86:4143

119.59.103.152:8080

169.60.181.70:8080

164.68.99.3:8080

172.105.226.75:8080

107.170.39.149:8080

206.189.28.199:8080

1.234.2.232:8080

188.44.20.25:443

186.194.240.217:443

103.43.75.120:443

149.28.143.92:443

159.89.202.34:443

209.97.163.214:443

183.111.227.137:8080

129.232.188.93:443

139.59.126.41:443

110.232.117.186:8080

139.59.56.73:8080

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	1236	2620	regsvr32.exe	78
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3856	2620	regsvr32.exe	78
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1880	2620	regsvr32.exe	78
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3900	2620	regsvr32.exe	78

Downloads MZ/PE file

Loads dropped DLL 6 IoCs

pid	Process
1236	regsvr32.exe
216	regsvr32.exe
1880	regsvr32.exe
4288	regsvr32.exe
3900	regsvr32.exe
4688	regsvr32.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yJXDdWzcGzvEudk.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\OiBeFwLHzMybLrsB\\yJXDdWzcGzvEudk.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\UrNwzvtioP.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\TeJiCaRW\\UrNwzvtioP.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PrVOWco.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\MdTeCPptbGRaP\\PrVOWco.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 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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2620	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1236	regsvr32.exe
1236	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe
216	regsvr32.exe
1880	regsvr32.exe
1880	regsvr32.exe
4288	regsvr32.exe
4288	regsvr32.exe
4288	regsvr32.exe
4288	regsvr32.exe
3900	regsvr32.exe
3900	regsvr32.exe
4688	regsvr32.exe
4688	regsvr32.exe
4688	regsvr32.exe
4688	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE
2620	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 1236	2620	EXCEL.EXE	84
PID 2620 wrote to memory of 1236	2620	EXCEL.EXE	84
PID 1236 wrote to memory of 216	1236	regsvr32.exe	86
PID 1236 wrote to memory of 216	1236	regsvr32.exe	86
PID 2620 wrote to memory of 3856	2620	EXCEL.EXE	88
PID 2620 wrote to memory of 3856	2620	EXCEL.EXE	88
PID 2620 wrote to memory of 1880	2620	EXCEL.EXE	90
PID 2620 wrote to memory of 1880	2620	EXCEL.EXE	90
PID 1880 wrote to memory of 4288	1880	regsvr32.exe	92
PID 1880 wrote to memory of 4288	1880	regsvr32.exe	92
PID 2620 wrote to memory of 3900	2620	EXCEL.EXE	93
PID 2620 wrote to memory of 3900	2620	EXCEL.EXE	93
PID 3900 wrote to memory of 4688	3900	regsvr32.exe	94
PID 3900 wrote to memory of 4688	3900	regsvr32.exe	94

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b75282df33ca2b4187f6471fee300d981b4633c4378d3cca0f75638c6be8f021.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1236
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OiBeFwLHzMybLrsB\yJXDdWzcGzvEudk.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:216
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3856
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TeJiCaRW\UrNwzvtioP.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4288
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3900
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MdTeCPptbGRaP\PrVOWco.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4688

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

C:\Users\Admin\oxnv1.ooccxx

Filesize
882KB

MD5
f1d34f557722e39c9e6c08974172be54

SHA1
cb0fd381c60feefa2d188160ee7f1c6f291ed0cd

SHA256
62b1ce677e1ab3d7f2e839381b03196a3c6f9f3da8bc062d09a76f29a1d9aea3

SHA512
9899e4ebdec91423adc7f966dc9d56c3bd6a698ce06f30a2eb5331a044516613426d771193d03207a1dbc277daa74ea9297a3de1423d7ec1187cacee7d2b165a

Download Submit
C:\Users\Admin\oxnv1.ooccxx

Filesize
882KB

MD5
f1d34f557722e39c9e6c08974172be54

SHA1
cb0fd381c60feefa2d188160ee7f1c6f291ed0cd

SHA256
62b1ce677e1ab3d7f2e839381b03196a3c6f9f3da8bc062d09a76f29a1d9aea3

SHA512
9899e4ebdec91423adc7f966dc9d56c3bd6a698ce06f30a2eb5331a044516613426d771193d03207a1dbc277daa74ea9297a3de1423d7ec1187cacee7d2b165a

Download Submit
C:\Users\Admin\oxnv3.ooccxx

Filesize
882KB

MD5
896d4c95a69a1a64a2a09a42106b7858

SHA1
9a4253ae4b5a05eb99f12c15f9c5a3c99617502b

SHA256
fa57ce0c7751f4d432374f6d5d8ef10fc0902d03043215b7b669788f84e866cb

SHA512
4367c2a41fb9e9b7a70d04ff94699523cd1aa0626e8addde0c3f7bd1d6687ee630ea19e00b413c5e281964a62a13ba16602dc9eb019c5706e9294d45bf327c19

Download Submit
C:\Users\Admin\oxnv3.ooccxx

Filesize
882KB

MD5
896d4c95a69a1a64a2a09a42106b7858

SHA1
9a4253ae4b5a05eb99f12c15f9c5a3c99617502b

SHA256
fa57ce0c7751f4d432374f6d5d8ef10fc0902d03043215b7b669788f84e866cb

SHA512
4367c2a41fb9e9b7a70d04ff94699523cd1aa0626e8addde0c3f7bd1d6687ee630ea19e00b413c5e281964a62a13ba16602dc9eb019c5706e9294d45bf327c19

Download Submit
C:\Users\Admin\oxnv4.ooccxx

Filesize
882KB

MD5
03d6f90d73b0aed14261a96faf583ccc

SHA1
70545c9c8b4da89332abbf5d46b0b9ed6fd3ebb9

SHA256
a3f2259fd07028d70ac5e636a458d78307f33cee83bddb8630632a5821d6d33a

SHA512
97361ab7f2c392842e3932d690ef0f950592f665f2a440e707ea3c4990118db5a074740d62fad23119f46d621a2d1aa1c26263b554c6b1611ed084a817351642

Download Submit
C:\Users\Admin\oxnv4.ooccxx

Filesize
882KB

MD5
03d6f90d73b0aed14261a96faf583ccc

SHA1
70545c9c8b4da89332abbf5d46b0b9ed6fd3ebb9

SHA256
a3f2259fd07028d70ac5e636a458d78307f33cee83bddb8630632a5821d6d33a

SHA512
97361ab7f2c392842e3932d690ef0f950592f665f2a440e707ea3c4990118db5a074740d62fad23119f46d621a2d1aa1c26263b554c6b1611ed084a817351642

Download Submit
C:\Windows\System32\MdTeCPptbGRaP\PrVOWco.dll

Filesize
882KB

MD5
03d6f90d73b0aed14261a96faf583ccc

SHA1
70545c9c8b4da89332abbf5d46b0b9ed6fd3ebb9

SHA256
a3f2259fd07028d70ac5e636a458d78307f33cee83bddb8630632a5821d6d33a

SHA512
97361ab7f2c392842e3932d690ef0f950592f665f2a440e707ea3c4990118db5a074740d62fad23119f46d621a2d1aa1c26263b554c6b1611ed084a817351642

Download Submit
C:\Windows\System32\OiBeFwLHzMybLrsB\yJXDdWzcGzvEudk.dll

Filesize
882KB

MD5
f1d34f557722e39c9e6c08974172be54

SHA1
cb0fd381c60feefa2d188160ee7f1c6f291ed0cd

SHA256
62b1ce677e1ab3d7f2e839381b03196a3c6f9f3da8bc062d09a76f29a1d9aea3

SHA512
9899e4ebdec91423adc7f966dc9d56c3bd6a698ce06f30a2eb5331a044516613426d771193d03207a1dbc277daa74ea9297a3de1423d7ec1187cacee7d2b165a

Download Submit
C:\Windows\System32\TeJiCaRW\UrNwzvtioP.dll

Filesize
882KB

MD5
896d4c95a69a1a64a2a09a42106b7858

SHA1
9a4253ae4b5a05eb99f12c15f9c5a3c99617502b

SHA256
fa57ce0c7751f4d432374f6d5d8ef10fc0902d03043215b7b669788f84e866cb

SHA512
4367c2a41fb9e9b7a70d04ff94699523cd1aa0626e8addde0c3f7bd1d6687ee630ea19e00b413c5e281964a62a13ba16602dc9eb019c5706e9294d45bf327c19

Download Submit
memory/1236-142-0x00000000020C0000-0x00000000020EF000-memory.dmp

Filesize
188KB

Download
memory/2620-137-0x00007FFE2A550000-0x00007FFE2A560000-memory.dmp

Filesize
64KB

Download
memory/2620-138-0x00007FFE2A550000-0x00007FFE2A560000-memory.dmp

Filesize
64KB

Download
memory/2620-136-0x00007FFE2C5B0000-0x00007FFE2C5C0000-memory.dmp

Filesize
64KB

Download
memory/2620-132-0x00007FFE2C5B0000-0x00007FFE2C5C0000-memory.dmp

Filesize
64KB

Download
memory/2620-135-0x00007FFE2C5B0000-0x00007FFE2C5C0000-memory.dmp

Filesize
64KB

Download
memory/2620-134-0x00007FFE2C5B0000-0x00007FFE2C5C0000-memory.dmp

Filesize
64KB

Download
memory/2620-133-0x00007FFE2C5B0000-0x00007FFE2C5C0000-memory.dmp

Filesize
64KB

Download