emotet | 82be92d18fb73fad9b6f0e90da074abbf2aaffd91c4493491620452f19bd281d

General

Target

gcycyfyt.xls
Size

106KB
MD5

e0a06bd6797fdb3aa218121d2e58e4bb
SHA1

69a62ca0344d6526b1d7d22faa14602b9390b3b0
SHA256

82be92d18fb73fad9b6f0e90da074abbf2aaffd91c4493491620452f19bd281d
SHA512

f6eca0001ea8416f4e08548fe8080401d758289e630c6e91fd773a1e00b8e2cee7fcf39798cef3da44818b2d3fbf93a26d6c99b398070444cf74303c0ceb409f

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.gessersh.com/wp-includes/ZwQLepW/

xlm40.dropper

http://www.garantihaliyikama.com/wp-admin/FjgB6I/

Extracted

Family

emotet

Botnet

Epoch4

C2

68.183.94.239:80

104.131.11.205:443

138.197.109.175:8080

187.84.80.182:443

79.143.187.147:443

216.158.226.206:443

167.99.115.35:8080

212.24.98.99:8080

1.234.21.73:7080

206.189.28.199:8080

158.69.222.101:443

164.68.99.3:8080

188.44.20.25:443

185.157.82.211:8080

134.122.66.193:8080

196.218.30.83:443

72.15.201.15:8080

5.9.116.246:8080

176.104.106.96:8080

153.126.146.25:7080

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:

regsvr32.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	2368	4692	regsvr32.exe	EXCEL.EXE

Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

2368 regsvr32.exe
4436 regsvr32.exe
Drops file in System32 directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Dqajk\qhmrybpo.rsq regsvr32.exe

pid	process
2368	regsvr32.exe
4436	regsvr32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Dqajk\qhmrybpo.rsq	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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

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

Processes:

EXCEL.EXE

pid process

4692 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

4436 regsvr32.exe
4436 regsvr32.exe

pid	process
4436	regsvr32.exe
4436	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXEregsvr32.exe

description	pid	process	target process
PID 4692 wrote to memory of 2368	4692	EXCEL.EXE	regsvr32.exe
PID 4692 wrote to memory of 2368	4692	EXCEL.EXE	regsvr32.exe
PID 4692 wrote to memory of 2368	4692	EXCEL.EXE	regsvr32.exe
PID 2368 wrote to memory of 4436	2368	regsvr32.exe	regsvr32.exe
PID 2368 wrote to memory of 4436	2368	regsvr32.exe	regsvr32.exe
PID 2368 wrote to memory of 4436	2368	regsvr32.exe	regsvr32.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\gcycyfyt.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SysWow64\regsvr32.exe
C:\Windows\SysWow64\regsvr32.exe -s ..\urtj.dll
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2368

C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Dqajk\qhmrybpo.rsq"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:4436

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\urtj.dll
Filesize
848KB

MD5
629f27c6044ab9df8708a32f83ec1a44

SHA1
64454ec32062089a580b983e69532ae7c348191c

SHA256
493f0a8c0e06eaa673713860c98ad1460119f32f7f2a2faaf2d71c2cedf53387

SHA512
75b36f7ec9052bf403be20300e472069bb0931fb2b3ac45c118416e44992cf9a6e971e3dc198e38563299fe83382c4e8b341696a1ef396603e35ac08eb2b15b4

Download Submit
C:\Users\Admin\urtj.dll
Filesize
848KB

MD5
629f27c6044ab9df8708a32f83ec1a44

SHA1
64454ec32062089a580b983e69532ae7c348191c

SHA256
493f0a8c0e06eaa673713860c98ad1460119f32f7f2a2faaf2d71c2cedf53387

SHA512
75b36f7ec9052bf403be20300e472069bb0931fb2b3ac45c118416e44992cf9a6e971e3dc198e38563299fe83382c4e8b341696a1ef396603e35ac08eb2b15b4

Download Submit
C:\Windows\SysWOW64\Dqajk\qhmrybpo.rsq
Filesize
848KB

MD5
629f27c6044ab9df8708a32f83ec1a44

SHA1
64454ec32062089a580b983e69532ae7c348191c

SHA256
493f0a8c0e06eaa673713860c98ad1460119f32f7f2a2faaf2d71c2cedf53387

SHA512
75b36f7ec9052bf403be20300e472069bb0931fb2b3ac45c118416e44992cf9a6e971e3dc198e38563299fe83382c4e8b341696a1ef396603e35ac08eb2b15b4

Download Submit
memory/2368-137-0x0000000000000000-mapping.dmp

Download
memory/2368-141-0x0000000002630000-0x0000000002654000-memory.dmp

Filesize
144KB

Download
memory/4436-145-0x0000000002C40000-0x0000000002C64000-memory.dmp

Filesize
144KB

Download
memory/4436-143-0x0000000000000000-mapping.dmp

Download
memory/4692-133-0x00007FFDFDCD0000-0x00007FFDFDCE0000-memory.dmp

Filesize
64KB

Download
memory/4692-136-0x00007FFDFB8B0000-0x00007FFDFB8C0000-memory.dmp

Filesize
64KB

Download
memory/4692-135-0x00007FFDFB8B0000-0x00007FFDFB8C0000-memory.dmp

Filesize
64KB

Download
memory/4692-134-0x00007FFDFDCD0000-0x00007FFDFDCE0000-memory.dmp

Filesize
64KB

Download
memory/4692-130-0x00007FFDFDCD0000-0x00007FFDFDCE0000-memory.dmp

Filesize
64KB

Download
memory/4692-132-0x00007FFDFDCD0000-0x00007FFDFDCE0000-memory.dmp

Filesize
64KB

Download
memory/4692-131-0x00007FFDFDCD0000-0x00007FFDFDCE0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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