emotet | a468ba8981c2ffea9d4d3a0319fe71d110da71fa5f190b21ae52c331cf4bd503

General

Target

a468ba8981c2ffea9d4d3a0319fe71d110da71fa5f190b21ae52c331cf4bd503.xls
Size

95KB
MD5

922e580680b0af8e8630217f2e3a2cad
SHA1

d1b51dbfb8274316380324c2427b9fb7509e29d5
SHA256

a468ba8981c2ffea9d4d3a0319fe71d110da71fa5f190b21ae52c331cf4bd503
SHA512

52570efaa344a0a0176f057e71295618b6f125c2857f8643062b058c4fd534453ea8c82bdc1f680985fa5246a3ab435cc692e73c1cea84eedfc30e21219a2142

Score

10^/10

emotet epoch4 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://www.sunflowerlaboratory.in/fonts/79Tq62ly/

xlm40.dropper

http://dirigent.co.uk/vardagsekonomi/iC36jJ4J1cf/

xlm40.dropper

http://agtrade.hu/images/kiQYmOs2tSKq/

xlm40.dropper

https://www.zachboyle.com/wp-admin/EA470ZrTGNkuA/

Extracted

Family

emotet

Botnet

Epoch4

C2

94.23.45.86:4143

209.97.163.214:443

212.24.98.99:8080

103.43.75.120:443

183.111.227.137:8080

197.242.150.244:8080

129.232.188.93:443

159.65.88.10:8080

163.44.196.120:8080

51.161.73.194:443

164.90.222.65:443

159.89.202.34:443

1.234.2.232:8080

150.95.66.124:8080

51.91.76.89:8080

196.218.30.83:443

5.9.116.246:8080

146.59.226.45:443

173.212.193.249:8080

213.241.20.155:443

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 4 IoCs

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

Processes:

regsvr32.exeregsvr32.exeregsvr32.exeregsvr32.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	1812	3584	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3900	3584	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3040	3584	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2444	3584	regsvr32.exe	EXCEL.EXE

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata
Downloads MZ/PE file
Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

1812 regsvr32.exe

pid	process
1812	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3584 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

1812 regsvr32.exe
1812 regsvr32.exe
3888 regsvr32.exe
3888 regsvr32.exe
3888 regsvr32.exe
3888 regsvr32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

3584 EXCEL.EXE
3584 EXCEL.EXE

pid	process
1812	regsvr32.exe
1812	regsvr32.exe
3888	regsvr32.exe
3888	regsvr32.exe
3888	regsvr32.exe
3888	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE
3584	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

EXCEL.EXEregsvr32.exe

description	pid	process	target process
PID 3584 wrote to memory of 1812	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 1812	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 3900	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 3900	3584	EXCEL.EXE	regsvr32.exe
PID 1812 wrote to memory of 3888	1812	regsvr32.exe	regsvr32.exe
PID 1812 wrote to memory of 3888	1812	regsvr32.exe	regsvr32.exe
PID 3584 wrote to memory of 3040	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 3040	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 2444	3584	EXCEL.EXE	regsvr32.exe
PID 3584 wrote to memory of 2444	3584	EXCEL.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\a468ba8981c2ffea9d4d3a0319fe71d110da71fa5f190b21ae52c331cf4bd503.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:3584

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci1.ocx
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1812

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BgRKNoDWET\RIeZHmRnk.dll"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:3888

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:3900

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:3040

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:2444

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

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Downloads

C:\Users\Admin\soci1.ocx
Filesize
312KB

MD5
31fb0cce78cea1f6c279679ae552f340

SHA1
358ae722120e8225094d359e679c3b4ced8f5ba3

SHA256
872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7

SHA512
855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a

Download Submit
\Users\Admin\soci1.ocx
Filesize
312KB

MD5
31fb0cce78cea1f6c279679ae552f340

SHA1
358ae722120e8225094d359e679c3b4ced8f5ba3

SHA256
872621fd553897f3f15c99e7850f9437df419834df25c363fbfc1749ddd83ad7

SHA512
855ab29ffbb84004d6754935a68769afbc112ddf0a2a8333076480815397064f743692366fbddefe277905166cf37e983c6716e9a564c1440da0a8f1c1dc993a

Download Submit
memory/1812-255-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/1812-252-0x0000000000000000-mapping.dmp

Download
memory/2444-277-0x0000000000000000-mapping.dmp

Download
memory/3040-272-0x0000000000000000-mapping.dmp

Download
memory/3584-121-0x00007FFDCD4E0000-0x00007FFDCD4F0000-memory.dmp

Filesize
64KB

Download
memory/3584-130-0x00007FFDCA480000-0x00007FFDCA490000-memory.dmp

Filesize
64KB

Download
memory/3584-131-0x00007FFDCA480000-0x00007FFDCA490000-memory.dmp

Filesize
64KB

Download
memory/3584-120-0x00007FFDCD4E0000-0x00007FFDCD4F0000-memory.dmp

Filesize
64KB

Download
memory/3584-119-0x00007FFDCD4E0000-0x00007FFDCD4F0000-memory.dmp

Filesize
64KB

Download
memory/3584-118-0x00007FFDCD4E0000-0x00007FFDCD4F0000-memory.dmp

Filesize
64KB

Download
memory/3888-266-0x0000000000000000-mapping.dmp

Download
memory/3900-265-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads