emotet | f6e373ce039a5cc8c40b1df8d89557ec40f5ee36f5add54efdfb81732e3d17ab

General

Target

f6e373ce039a5cc8c40b1df8d89557ec40f5ee36f5add54efdfb81732e3d17ab.xls
Size

217KB
MD5

8a8e7a345463f9c84c094d99aa3f23a1
SHA1

90951630600ff85cdf5ce3a0554044ddc4f9b6dd
SHA256

f6e373ce039a5cc8c40b1df8d89557ec40f5ee36f5add54efdfb81732e3d17ab
SHA512

d7fe557e9e5e5939eaf9ad273a8563c8a828b06c263e2248a2906cfab2b0be312988348e1115638ff6f044e3df66743709ee27fe177fa0bc4b076d90155ff240
SSDEEP

6144:OKpb8rGYrMPe3q7Q0XV5xtuEsi8/dg8yY+TAQXTHGUMEyP5p6f5jQmB:nbGUMVWlbB

Score

10^/10

emotet banker persistence trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://kabaruntukrakyat.com/wp-content/B9oJ0jh/

xlm40.dropper

http://coinkub.com/wp-content/WwrJvjumS/

xlm40.dropper

https://aberractivity.hu/iqq/Dmtv/

xlm40.dropper

https://anamafegarcia.es/css/HfFXMTXvc40t/

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	4852	2744	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1948	2744	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4972	2744	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1044	2744	regsvr32.exe	65

Downloads MZ/PE file

Loads dropped DLL 4 IoCs

pid	Process
4852	regsvr32.exe
1948	regsvr32.exe
4972	regsvr32.exe
1044	regsvr32.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yrYuUcPv.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\MHLNvMlEKlxqKWb\\yrYuUcPv.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XfSH.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\McCuFlwdKDQehQz\\XfSH.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NyDLD.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\HMvMelv\\NyDLD.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nnCmJY.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\Lzlpc\\nnCmJY.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 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
2744	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
4852	regsvr32.exe
4852	regsvr32.exe
4772	regsvr32.exe
4772	regsvr32.exe
4772	regsvr32.exe
4772	regsvr32.exe
1948	regsvr32.exe
1948	regsvr32.exe
4568	regsvr32.exe
4568	regsvr32.exe
4568	regsvr32.exe
4568	regsvr32.exe
4972	regsvr32.exe
4972	regsvr32.exe
1236	regsvr32.exe
1236	regsvr32.exe
1236	regsvr32.exe
1236	regsvr32.exe
1044	regsvr32.exe
1044	regsvr32.exe
3304	regsvr32.exe
3304	regsvr32.exe
3304	regsvr32.exe
3304	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE
2744	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 4852	2744	EXCEL.EXE	68
PID 2744 wrote to memory of 4852	2744	EXCEL.EXE	68
PID 4852 wrote to memory of 4772	4852	regsvr32.exe	70
PID 4852 wrote to memory of 4772	4852	regsvr32.exe	70
PID 2744 wrote to memory of 1948	2744	EXCEL.EXE	71
PID 2744 wrote to memory of 1948	2744	EXCEL.EXE	71
PID 1948 wrote to memory of 4568	1948	regsvr32.exe	72
PID 1948 wrote to memory of 4568	1948	regsvr32.exe	72
PID 2744 wrote to memory of 4972	2744	EXCEL.EXE	73
PID 2744 wrote to memory of 4972	2744	EXCEL.EXE	73
PID 4972 wrote to memory of 1236	4972	regsvr32.exe	74
PID 4972 wrote to memory of 1236	4972	regsvr32.exe	74
PID 2744 wrote to memory of 1044	2744	EXCEL.EXE	75
PID 2744 wrote to memory of 1044	2744	EXCEL.EXE	75
PID 1044 wrote to memory of 3304	1044	regsvr32.exe	76
PID 1044 wrote to memory of 3304	1044	regsvr32.exe	76

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\f6e373ce039a5cc8c40b1df8d89557ec40f5ee36f5add54efdfb81732e3d17ab.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744
- 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:4852
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\MHLNvMlEKlxqKWb\yrYuUcPv.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4772
- 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:1948
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\McCuFlwdKDQehQz\XfSH.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4568
- 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:4972
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\HMvMelv\NyDLD.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:1236
- 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:1044
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\Lzlpc\nnCmJY.dll"
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:3304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\oxnv1.ooccxx

Filesize
712KB

MD5
9e91b55835fbcdf5878ad5ec2d9d299a

SHA1
408df88388229ced5370c15a145c9d9b66e3a0ac

SHA256
23055980f5cd3b756872d9ce8308146c403da3c9e327e3beba01b601f95714b6

SHA512
af94a001bc789f7e470ea038e8f50cbc4feed4622623d348b4b874200864d5c6ad99ed0eee7b71c504296c9bbf84d6343c2030b0921ef79a51df89530f136e5c

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

Filesize
712KB

MD5
e69dd625ebd0bc7768ca1ba163284ee9

SHA1
f911d3f3874e906bef1acb9e610f4c742de8aed8

SHA256
3c5172e7f642cfcc0586ae723ff4cd575f8bec7f5e23a32afb4411459c6012f4

SHA512
b3ed4b63372fb8bdf63972bf4c29cceb0c48f6a9f05408de368ad5fd5f0be1a5fdcde279b428b5cd9f0d6383c3b5fa3a5561bbaf57f052c6a53c63ecc7f6a973

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

Filesize
712KB

MD5
4c74f8644a26ff92259a5b0ec9590f34

SHA1
0634e2308acf3a88731ea139c193d8af8dc5c665

SHA256
d0073edccc4b6ff39184c5dea36bd2d419277ffaa435aadcd06bb6f69b759dc3

SHA512
e4482d60d402f7e1c7c54f43b9ad2a76068b1639314f5549d2d9228aa8410c9797e50ca7d3fcdc0b3a857a2d261a82f244cd9d9e30939dd50124360ec015a099

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

Filesize
712KB

MD5
d42f08e457604a2d7c005b5027aa9865

SHA1
0f25c799fabd98572bd3b3df5fa4f5661bfbeeb2

SHA256
3bf39799a9bb6d00ba06c9ce58a0305c2cd0c70c5d2989fe3d5f62002262aeec

SHA512
28f489d208cb4958e05c8a7e7b08fc99149596883de410eab0291d0d3802cf619f4e0b295e99b2d2a6cde217a40186d52bc1bf5a3a113ad146f4e30def44570c

Download Submit
\Users\Admin\oxnv1.ooccxx

Filesize
712KB

MD5
9e91b55835fbcdf5878ad5ec2d9d299a

SHA1
408df88388229ced5370c15a145c9d9b66e3a0ac

SHA256
23055980f5cd3b756872d9ce8308146c403da3c9e327e3beba01b601f95714b6

SHA512
af94a001bc789f7e470ea038e8f50cbc4feed4622623d348b4b874200864d5c6ad99ed0eee7b71c504296c9bbf84d6343c2030b0921ef79a51df89530f136e5c

Download Submit
\Users\Admin\oxnv2.ooccxx

Filesize
712KB

MD5
e69dd625ebd0bc7768ca1ba163284ee9

SHA1
f911d3f3874e906bef1acb9e610f4c742de8aed8

SHA256
3c5172e7f642cfcc0586ae723ff4cd575f8bec7f5e23a32afb4411459c6012f4

SHA512
b3ed4b63372fb8bdf63972bf4c29cceb0c48f6a9f05408de368ad5fd5f0be1a5fdcde279b428b5cd9f0d6383c3b5fa3a5561bbaf57f052c6a53c63ecc7f6a973

Download Submit
\Users\Admin\oxnv3.ooccxx

Filesize
712KB

MD5
4c74f8644a26ff92259a5b0ec9590f34

SHA1
0634e2308acf3a88731ea139c193d8af8dc5c665

SHA256
d0073edccc4b6ff39184c5dea36bd2d419277ffaa435aadcd06bb6f69b759dc3

SHA512
e4482d60d402f7e1c7c54f43b9ad2a76068b1639314f5549d2d9228aa8410c9797e50ca7d3fcdc0b3a857a2d261a82f244cd9d9e30939dd50124360ec015a099

Download Submit
\Users\Admin\oxnv4.ooccxx

Filesize
712KB

MD5
d42f08e457604a2d7c005b5027aa9865

SHA1
0f25c799fabd98572bd3b3df5fa4f5661bfbeeb2

SHA256
3bf39799a9bb6d00ba06c9ce58a0305c2cd0c70c5d2989fe3d5f62002262aeec

SHA512
28f489d208cb4958e05c8a7e7b08fc99149596883de410eab0291d0d3802cf619f4e0b295e99b2d2a6cde217a40186d52bc1bf5a3a113ad146f4e30def44570c

Download Submit
memory/1044-331-0x0000000000000000-mapping.dmp

Download
memory/1236-325-0x0000000000000000-mapping.dmp

Download
memory/1948-297-0x0000000000000000-mapping.dmp

Download
memory/2744-133-0x00007FFC918B0000-0x00007FFC918C0000-memory.dmp

Filesize
64KB

Download
memory/2744-123-0x00007FFC94BB0000-0x00007FFC94BC0000-memory.dmp

Filesize
64KB

Download
memory/2744-120-0x00007FFC94BB0000-0x00007FFC94BC0000-memory.dmp

Filesize
64KB

Download
memory/2744-122-0x00007FFC94BB0000-0x00007FFC94BC0000-memory.dmp

Filesize
64KB

Download
memory/2744-121-0x00007FFC94BB0000-0x00007FFC94BC0000-memory.dmp

Filesize
64KB

Download
memory/2744-132-0x00007FFC918B0000-0x00007FFC918C0000-memory.dmp

Filesize
64KB

Download
memory/3304-339-0x0000000000000000-mapping.dmp

Download
memory/4568-307-0x0000000000000000-mapping.dmp

Download
memory/4772-289-0x0000000000000000-mapping.dmp

Download
memory/4852-281-0x0000000180000000-0x0000000180030000-memory.dmp

Filesize
192KB

Download
memory/4852-278-0x0000000000000000-mapping.dmp

Download
memory/4972-315-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads