emotet | c813694b5dfadf4bd3263c88d014c5c3728a6997fd110e542ecfbd771cef501b

General

Target

c813694b5dfadf4bd3263c88d014c5c3728a6997fd110e542ecfbd771cef501b.xlsm
Size

99KB
MD5

52374e93f68195c324002ec80ae5d3ad
SHA1

4e68175b6607da48d291a4f1f18f7cc67ea6f3dc
SHA256

c813694b5dfadf4bd3263c88d014c5c3728a6997fd110e542ecfbd771cef501b
SHA512

3e9424cdcbbddaaa852aa6839a6f61ef2b90fe18c5f8e1c28c7d220df71dbd080fbea5a094c297cf99a5dfadbba3034c76a03acfde55ede4541912e871bc089b

Score

10^/10

emotet epoch5 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://avionxpress.com/lp/T9b1Bga4FdDfP5HI/

Extracted

Family

emotet

Botnet

Epoch5

C2

45.138.98.34:80

69.16.218.101:8080

51.210.242.234:8080

185.148.168.220:8080

142.4.219.173:8080

54.38.242.185:443

191.252.103.16:80

104.131.62.48:8080

62.171.178.147:8080

217.182.143.207:443

168.197.250.14:80

37.44.244.177:8080

66.42.57.149:443

210.57.209.142:8080

159.69.237.188:443

116.124.128.206:8080

128.199.192.135:8080

195.154.146.35:443

185.148.168.15:8080

195.77.239.39:8080

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 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	624	2648	rundll32.exe	EXCEL.EXE

Blocklisted process makes network request 3 IoCs

Processes:

rundll32.exe

flow pid process

41 432 rundll32.exe
42 432 rundll32.exe
44 432 rundll32.exe
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

rundll32.exerundll32.exe

pid process

624 rundll32.exe
3600 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Gvykgikalksbi\uxwzvmqb.iwz rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	pid	process
41	432	rundll32.exe
42	432	rundll32.exe
44	432	rundll32.exe

pid	process
624	rundll32.exe
3600	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Gvykgikalksbi\uxwzvmqb.iwz	rundll32.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

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

2648 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

432 rundll32.exe
432 rundll32.exe

pid	process
432	rundll32.exe
432	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE
2648	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

EXCEL.EXErundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 2648 wrote to memory of 624	2648	EXCEL.EXE	rundll32.exe
PID 2648 wrote to memory of 624	2648	EXCEL.EXE	rundll32.exe
PID 2648 wrote to memory of 624	2648	EXCEL.EXE	rundll32.exe
PID 624 wrote to memory of 3600	624	rundll32.exe	rundll32.exe
PID 624 wrote to memory of 3600	624	rundll32.exe	rundll32.exe
PID 624 wrote to memory of 3600	624	rundll32.exe	rundll32.exe
PID 3600 wrote to memory of 3376	3600	rundll32.exe	rundll32.exe
PID 3600 wrote to memory of 3376	3600	rundll32.exe	rundll32.exe
PID 3600 wrote to memory of 3376	3600	rundll32.exe	rundll32.exe
PID 3376 wrote to memory of 432	3376	rundll32.exe	rundll32.exe
PID 3376 wrote to memory of 432	3376	rundll32.exe	rundll32.exe
PID 3376 wrote to memory of 432	3376	rundll32.exe	rundll32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c813694b5dfadf4bd3263c88d014c5c3728a6997fd110e542ecfbd771cef501b.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2648

C:\Windows\SysWow64\rundll32.exe
C:\Windows\SysWow64\rundll32.exe ..\ourl.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:624

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\ourl.ocx",DllRegisterServer
3⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:3600

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Gvykgikalksbi\uxwzvmqb.iwz",aIULRNJIM
4⤵
- Suspicious use of WriteProcessMemory
PID:3376

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Gvykgikalksbi\uxwzvmqb.iwz",DllRegisterServer
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

3

T1082

Query Registry

2

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\ourl.ocx
MD5
562dab32542a479f5047898e2db9dfa4

SHA1
3123cba17796285c7176e333d6c46eedb74c5f7d

SHA256
7b996a7128a06f089f0b4a46465ef2027383b348f8577d25e77a12f65877dec5

SHA512
16898a79955cec1723c8f731df380c603f80ae44d96f3a40206d926af31c52633c5f27ded975d89afec849403ae83bcc8543882c74cdc83f920c1c16084c9994

Download Submit
\Users\Admin\ourl.ocx
MD5
562dab32542a479f5047898e2db9dfa4

SHA1
3123cba17796285c7176e333d6c46eedb74c5f7d

SHA256
7b996a7128a06f089f0b4a46465ef2027383b348f8577d25e77a12f65877dec5

SHA512
16898a79955cec1723c8f731df380c603f80ae44d96f3a40206d926af31c52633c5f27ded975d89afec849403ae83bcc8543882c74cdc83f920c1c16084c9994

Download Submit
\Users\Admin\ourl.ocx
MD5
562dab32542a479f5047898e2db9dfa4

SHA1
3123cba17796285c7176e333d6c46eedb74c5f7d

SHA256
7b996a7128a06f089f0b4a46465ef2027383b348f8577d25e77a12f65877dec5

SHA512
16898a79955cec1723c8f731df380c603f80ae44d96f3a40206d926af31c52633c5f27ded975d89afec849403ae83bcc8543882c74cdc83f920c1c16084c9994

Download Submit
memory/432-284-0x00000000011C0000-0x00000000011E8000-memory.dmp

Filesize
160KB

Download
memory/432-282-0x0000000000CC0000-0x0000000000CE8000-memory.dmp

Filesize
160KB

Download
memory/624-259-0x0000000000CD0000-0x0000000000CF8000-memory.dmp

Filesize
160KB

Download
memory/2648-128-0x00007FFEF1380000-0x00007FFEF1390000-memory.dmp

Filesize
64KB

Download
memory/2648-129-0x00007FFEF1380000-0x00007FFEF1390000-memory.dmp

Filesize
64KB

Download
memory/2648-115-0x00007FFEF4630000-0x00007FFEF4640000-memory.dmp

Filesize
64KB

Download
memory/2648-119-0x00007FFEF4630000-0x00007FFEF4640000-memory.dmp

Filesize
64KB

Download
memory/2648-118-0x00007FFEF4630000-0x00007FFEF4640000-memory.dmp

Filesize
64KB

Download
memory/2648-116-0x00007FFEF4630000-0x00007FFEF4640000-memory.dmp

Filesize
64KB

Download
memory/2648-117-0x00007FFEF4630000-0x00007FFEF4640000-memory.dmp

Filesize
64KB

Download
memory/3376-278-0x00000000033D0000-0x00000000033F8000-memory.dmp

Filesize
160KB

Download
memory/3600-275-0x0000000004830000-0x0000000004858000-memory.dmp

Filesize
160KB

Download
memory/3600-277-0x0000000004890000-0x00000000048B8000-memory.dmp

Filesize
160KB

Download
memory/3600-271-0x00000000046B0000-0x00000000046D8000-memory.dmp

Filesize
160KB

Download
memory/3600-281-0x0000000004A10000-0x0000000004A38000-memory.dmp

Filesize
160KB

Download
memory/3600-268-0x0000000001190000-0x00000000011B8000-memory.dmp

Filesize
160KB

Download
memory/3600-266-0x0000000000C40000-0x0000000000C68000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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