emotet | 21cd95fb4f71525407b37a901590819a18d24ca48bd6b8f7170ff423e780dd4b

General

Target

21cd95fb4f71525407b37a901590819a18d24ca48bd6b8f7170ff423e780dd4b.xls
Size

106KB
MD5

363e410baecdaa6ca488170ce8c5c9e2
SHA1

7654990566a8779110c4e67daad7ad6b0ddefc80
SHA256

21cd95fb4f71525407b37a901590819a18d24ca48bd6b8f7170ff423e780dd4b
SHA512

0a29e2e15db433126fa2b7cb6a2fb1051809b7a70fdf6d2409d02a065934d2f08e741eef1aa735f1ef656258061f76bca2fe53993388ab2f6128ccc92798d050

Score

10^/10

emotet epoch4 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

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

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	4928	2184	regsvr32.exe	EXCEL.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

4928 regsvr32.exe
Drops file in System32 directory 1 IoCs

Processes:

regsvr32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Prksohogfaklfxgy\vzzjkuriulcfepo.sbc regsvr32.exe

pid	process
4928	regsvr32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Prksohogfaklfxgy\vzzjkuriulcfepo.sbc	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 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

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

2184 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

1020 regsvr32.exe
1020 regsvr32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

2184 EXCEL.EXE
2184 EXCEL.EXE

pid	process
1020	regsvr32.exe
1020	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE
2184	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXEregsvr32.exe

description	pid	process	target process
PID 2184 wrote to memory of 4928	2184	EXCEL.EXE	regsvr32.exe
PID 2184 wrote to memory of 4928	2184	EXCEL.EXE	regsvr32.exe
PID 2184 wrote to memory of 4928	2184	EXCEL.EXE	regsvr32.exe
PID 4928 wrote to memory of 1020	4928	regsvr32.exe	regsvr32.exe
PID 4928 wrote to memory of 1020	4928	regsvr32.exe	regsvr32.exe
PID 4928 wrote to memory of 1020	4928	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\21cd95fb4f71525407b37a901590819a18d24ca48bd6b8f7170ff423e780dd4b.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:2184

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:4928

C:\Windows\SysWOW64\regsvr32.exe
C:\Windows\SysWOW64\regsvr32.exe /s "C:\Windows\SysWOW64\Prksohogfaklfxgy\vzzjkuriulcfepo.sbc"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:1020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\urtj.dll

Filesize
848KB

MD5
ec1cc5222c8148934608e0ec921cdcc7

SHA1
ef046f3f146180a930620fcbefe0e2a6eb1b040d

SHA256
e93e42de4563b4503d285da8c7847d2135ea0ab8db0e34d500fe809803a091a1

SHA512
eb33feef633cfa35bc16de628fcacaa05f5d03755df1188e333149883477c101821fd17b5b8984d0cb446ff1981b2c45edaa9bc1ddffd8be2a105d77d11a7fbd

Download Submit
\Users\Admin\urtj.dll

Filesize
848KB

MD5
ec1cc5222c8148934608e0ec921cdcc7

SHA1
ef046f3f146180a930620fcbefe0e2a6eb1b040d

SHA256
e93e42de4563b4503d285da8c7847d2135ea0ab8db0e34d500fe809803a091a1

SHA512
eb33feef633cfa35bc16de628fcacaa05f5d03755df1188e333149883477c101821fd17b5b8984d0cb446ff1981b2c45edaa9bc1ddffd8be2a105d77d11a7fbd

Download Submit
memory/1020-264-0x0000000000000000-mapping.dmp

Download
memory/2184-113-0x00007FF926280000-0x00007FF926290000-memory.dmp

Filesize
64KB

Download
memory/2184-114-0x00007FF926280000-0x00007FF926290000-memory.dmp

Filesize
64KB

Download
memory/2184-115-0x00007FF926280000-0x00007FF926290000-memory.dmp

Filesize
64KB

Download
memory/2184-116-0x00007FF926280000-0x00007FF926290000-memory.dmp

Filesize
64KB

Download
memory/4928-247-0x0000000000000000-mapping.dmp

Download
memory/4928-250-0x0000000002EB0000-0x0000000002ED4000-memory.dmp

Filesize
144KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads