emotet | 682b45bae66a6ec14edfca4073cde1614932484bee2c57faca11b6c7a31b0db6

Analysis

max time kernel
134s
max time network
152s
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 06:33

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General

Target

DOC_363530.xls
Size

217KB
MD5

639d704f40b97f4b40259b99371d8ec5
SHA1

5dd5dd664bcdbafa8821db8ce74e2ca2b2d3db4f
SHA256

682b45bae66a6ec14edfca4073cde1614932484bee2c57faca11b6c7a31b0db6
SHA512

51b218657cb36eec4e9c68fff79009a7aa915ef7070b51bf79668bd523cdde9cbb84cd7195658201ece4b76a76f1310cfd4deff7a1f660f2191f8d5c4f28e3f5
SSDEEP

6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dgTyY+TAQXTHGUMEyP5p6f5jQmd:GbGUMVWlbd

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://webboxrep.com/cgi-bin/WSc3x09KmXuRK8Bpro/

xlm40.dropper

http://yesdeko.com/app/yTjFWTnDxio/

xlm40.dropper

https://akarweb.net/cgi-bin/fWWuTf6mddh6Idq/

xlm40.dropper

http://andrewpharma.com/ost/NjKVUWPAuvq4Sr/

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

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	1256	4300	regsvr32.exe	58
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	996	4300	regsvr32.exe	58
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4328	4300	regsvr32.exe	58
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3424	4300	regsvr32.exe	58

Downloads MZ/PE file

Loads dropped DLL 6 IoCs

pid	Process
1256	regsvr32.exe
2344	regsvr32.exe
996	regsvr32.exe
2504	regsvr32.exe
3424	regsvr32.exe
4848	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zmecWrzc.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\YgvbDzVvnynGEGoY\\zmecWrzc.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\reuxsPNOkd.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\MkCoRnWBNfCn\\reuxsPNOkd.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\iGosFemhZk.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NWaAmVhuHbqFmfPq\\iGosFemhZk.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
4300	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
1256	regsvr32.exe
1256	regsvr32.exe
2344	regsvr32.exe
2344	regsvr32.exe
2344	regsvr32.exe
2344	regsvr32.exe
996	regsvr32.exe
996	regsvr32.exe
2504	regsvr32.exe
2504	regsvr32.exe
2504	regsvr32.exe
2504	regsvr32.exe
3424	regsvr32.exe
3424	regsvr32.exe
4848	regsvr32.exe
4848	regsvr32.exe
4848	regsvr32.exe
4848	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4300	EXCEL.EXE
4300	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE
4300	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4300 wrote to memory of 1256	4300	EXCEL.EXE	82
PID 4300 wrote to memory of 1256	4300	EXCEL.EXE	82
PID 1256 wrote to memory of 2344	1256	regsvr32.exe	83
PID 1256 wrote to memory of 2344	1256	regsvr32.exe	83
PID 4300 wrote to memory of 996	4300	EXCEL.EXE	84
PID 4300 wrote to memory of 996	4300	EXCEL.EXE	84
PID 996 wrote to memory of 2504	996	regsvr32.exe	85
PID 996 wrote to memory of 2504	996	regsvr32.exe	85
PID 4300 wrote to memory of 4328	4300	EXCEL.EXE	87
PID 4300 wrote to memory of 4328	4300	EXCEL.EXE	87
PID 4300 wrote to memory of 3424	4300	EXCEL.EXE	88
PID 4300 wrote to memory of 3424	4300	EXCEL.EXE	88
PID 3424 wrote to memory of 4848	3424	regsvr32.exe	90
PID 3424 wrote to memory of 4848	3424	regsvr32.exe	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\DOC_363530.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:4300
- 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:1256
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NWaAmVhuHbqFmfPq\iGosFemhZk.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:2344
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:996
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MkCoRnWBNfCn\reuxsPNOkd.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:2504
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4328
- 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:3424
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\YgvbDzVvnynGEGoY\zmecWrzc.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4848

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

Replay Monitor

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Downloads

C:\Users\Admin\oxnv1.ooccxx

Filesize
751KB

MD5
5ec5e165434bde48054462c7e66ae85c

SHA1
6794c80e74a33d019436cbfde334ea5b8a57d5ca

SHA256
9ad1d8a046f82a640491a5a60fcb387a4b34d899bcb427387fd589cf18358dcf

SHA512
dc67b22aeee0558c4e574e45208a494d7d19d3ac5b451b79ef31b1ad24de04f9d768d357fd53b539989536b8fb0b536489d812df7e0ab749750e72538b21d909

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

Filesize
751KB

MD5
5ec5e165434bde48054462c7e66ae85c

SHA1
6794c80e74a33d019436cbfde334ea5b8a57d5ca

SHA256
9ad1d8a046f82a640491a5a60fcb387a4b34d899bcb427387fd589cf18358dcf

SHA512
dc67b22aeee0558c4e574e45208a494d7d19d3ac5b451b79ef31b1ad24de04f9d768d357fd53b539989536b8fb0b536489d812df7e0ab749750e72538b21d909

Download Submit
C:\Users\Admin\oxnv2.ooccxx

Filesize
751KB

MD5
ad7925e6515f5e8f389b0040fb680bda

SHA1
eb7604f9d0552ffcf91b740983683da0b46b2cff

SHA256
014b9e33997bf71159669355296d140c6071850bc8b92da2f293d71fdca435a8

SHA512
6830c9dbc00136a0d841f650d532752f1e465fd1c418265cbf0fa72c5189da7d27859f21d61a0d99313233c414cb79f139d09aa311139e6c2ddb8bd2f991a573

Download Submit
C:\Users\Admin\oxnv2.ooccxx

Filesize
751KB

MD5
ad7925e6515f5e8f389b0040fb680bda

SHA1
eb7604f9d0552ffcf91b740983683da0b46b2cff

SHA256
014b9e33997bf71159669355296d140c6071850bc8b92da2f293d71fdca435a8

SHA512
6830c9dbc00136a0d841f650d532752f1e465fd1c418265cbf0fa72c5189da7d27859f21d61a0d99313233c414cb79f139d09aa311139e6c2ddb8bd2f991a573

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

Filesize
751KB

MD5
89535b1352f7182e127b3e9794835f3f

SHA1
3caa8ddbb2ebb402e7147ed6c97b48d6d59e577b

SHA256
7801fc990ffc1decacfac72ac1eb129c6d1c4c2ab64c2992ed230a87e6de28ae

SHA512
a05e619ac899b4e987dd1a8fdeb9fcf52517a60d2611b5414d66ad4975d8d8b98766e266bcf3228668e67a44608b94ec3c5cfbf5ce382de33445285ec1c9ce55

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

Filesize
751KB

MD5
89535b1352f7182e127b3e9794835f3f

SHA1
3caa8ddbb2ebb402e7147ed6c97b48d6d59e577b

SHA256
7801fc990ffc1decacfac72ac1eb129c6d1c4c2ab64c2992ed230a87e6de28ae

SHA512
a05e619ac899b4e987dd1a8fdeb9fcf52517a60d2611b5414d66ad4975d8d8b98766e266bcf3228668e67a44608b94ec3c5cfbf5ce382de33445285ec1c9ce55

Download Submit
C:\Windows\System32\MkCoRnWBNfCn\reuxsPNOkd.dll

Filesize
751KB

MD5
ad7925e6515f5e8f389b0040fb680bda

SHA1
eb7604f9d0552ffcf91b740983683da0b46b2cff

SHA256
014b9e33997bf71159669355296d140c6071850bc8b92da2f293d71fdca435a8

SHA512
6830c9dbc00136a0d841f650d532752f1e465fd1c418265cbf0fa72c5189da7d27859f21d61a0d99313233c414cb79f139d09aa311139e6c2ddb8bd2f991a573

Download Submit
C:\Windows\System32\NWaAmVhuHbqFmfPq\iGosFemhZk.dll

Filesize
751KB

MD5
5ec5e165434bde48054462c7e66ae85c

SHA1
6794c80e74a33d019436cbfde334ea5b8a57d5ca

SHA256
9ad1d8a046f82a640491a5a60fcb387a4b34d899bcb427387fd589cf18358dcf

SHA512
dc67b22aeee0558c4e574e45208a494d7d19d3ac5b451b79ef31b1ad24de04f9d768d357fd53b539989536b8fb0b536489d812df7e0ab749750e72538b21d909

Download Submit
C:\Windows\System32\YgvbDzVvnynGEGoY\zmecWrzc.dll

Filesize
751KB

MD5
89535b1352f7182e127b3e9794835f3f

SHA1
3caa8ddbb2ebb402e7147ed6c97b48d6d59e577b

SHA256
7801fc990ffc1decacfac72ac1eb129c6d1c4c2ab64c2992ed230a87e6de28ae

SHA512
a05e619ac899b4e987dd1a8fdeb9fcf52517a60d2611b5414d66ad4975d8d8b98766e266bcf3228668e67a44608b94ec3c5cfbf5ce382de33445285ec1c9ce55

Download Submit
memory/1256-142-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

Download
memory/4300-133-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-138-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmp

Filesize
64KB

Download
memory/4300-136-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-134-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-135-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-132-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-137-0x00007FF7F2860000-0x00007FF7F2870000-memory.dmp

Filesize
64KB

Download
memory/4300-176-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-175-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-177-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download
memory/4300-174-0x00007FF7F5170000-0x00007FF7F5180000-memory.dmp

Filesize
64KB

Download