emotet | a75bf400fb111b8a3c20aa5d3344eabcc06832625402fd30cad90032545cfaf4

General

Target

a75bf400fb111b8a3c20aa5d3344eabcc06832625402fd30cad90032545cfaf4.xls
Size

95KB
MD5

456c5f82e23f3e6e17058f771b3e7c4f
SHA1

944efb6fd50d8765db7303c7d7f06021b84fb2c0
SHA256

a75bf400fb111b8a3c20aa5d3344eabcc06832625402fd30cad90032545cfaf4
SHA512

64f0cb9bdf1a5cbc21206ab411557a63c31150236f5cdc809bad854d3efb34f0019855f9a0efefdfe2019d489978ed62abb225f9dc25c34420a302fc2c2b507f

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	4668	1840	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4772	1840	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4368	1840	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4168	1840	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

4668 regsvr32.exe

pid	process
4668	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

1840 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4668 regsvr32.exe
4668 regsvr32.exe
4084 regsvr32.exe
4084 regsvr32.exe
4084 regsvr32.exe
4084 regsvr32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1840 EXCEL.EXE
1840 EXCEL.EXE

pid	process
4668	regsvr32.exe
4668	regsvr32.exe
4084	regsvr32.exe
4084	regsvr32.exe
4084	regsvr32.exe
4084	regsvr32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE
1840	EXCEL.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

EXCEL.EXEregsvr32.exe

description	pid	process	target process
PID 1840 wrote to memory of 4668	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4668	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4772	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4772	1840	EXCEL.EXE	regsvr32.exe
PID 4668 wrote to memory of 4084	4668	regsvr32.exe	regsvr32.exe
PID 4668 wrote to memory of 4084	4668	regsvr32.exe	regsvr32.exe
PID 1840 wrote to memory of 4368	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4368	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4168	1840	EXCEL.EXE	regsvr32.exe
PID 1840 wrote to memory of 4168	1840	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\a75bf400fb111b8a3c20aa5d3344eabcc06832625402fd30cad90032545cfaf4.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:1840

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:4668

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\AkMWvXZdXa\wrVWoPFqktgEwu.dll"
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4084

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci2.ocx
2⤵
- Process spawned unexpected child process
PID:4772

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci3.ocx
2⤵
- Process spawned unexpected child process
PID:4368

C:\Windows\System32\regsvr32.exe
C:\Windows\System32\regsvr32.exe /S ..\soci4.ocx
2⤵
- Process spawned unexpected child process
PID:4168

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
89759d4422b702140db9cb43bf9c5d9c

SHA1
cc7d2f905038c412d9b6e3a96f25d3a589f11a09

SHA256
b8f33aba8ebf8da37b2a05b98cbbc4e0dd8a197e510f2280fa57dc6cf91be595

SHA512
455ab63d09f44695000bbe7231cb528cfed7a745686e63c1467a9c200b0b0a23178d1d0ab0141091fdcd76b8db312350313b383c8650f5d61e44aed841f8f2bd

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

MD5
89759d4422b702140db9cb43bf9c5d9c

SHA1
cc7d2f905038c412d9b6e3a96f25d3a589f11a09

SHA256
b8f33aba8ebf8da37b2a05b98cbbc4e0dd8a197e510f2280fa57dc6cf91be595

SHA512
455ab63d09f44695000bbe7231cb528cfed7a745686e63c1467a9c200b0b0a23178d1d0ab0141091fdcd76b8db312350313b383c8650f5d61e44aed841f8f2bd

Download Submit
memory/1840-118-0x00007FF821480000-0x00007FF821490000-memory.dmp

Filesize
64KB

Download
memory/1840-119-0x00007FF821480000-0x00007FF821490000-memory.dmp

Filesize
64KB

Download
memory/1840-120-0x00007FF821480000-0x00007FF821490000-memory.dmp

Filesize
64KB

Download
memory/1840-129-0x00007FF81DF30000-0x00007FF81DF40000-memory.dmp

Filesize
64KB

Download
memory/1840-130-0x00007FF81DF30000-0x00007FF81DF40000-memory.dmp

Filesize
64KB

Download
memory/1840-117-0x00007FF821480000-0x00007FF821490000-memory.dmp

Filesize
64KB

Download
memory/4084-265-0x0000000000000000-mapping.dmp

Download
memory/4168-276-0x0000000000000000-mapping.dmp

Download
memory/4368-273-0x0000000000000000-mapping.dmp

Download
memory/4668-251-0x0000000000000000-mapping.dmp

Download
memory/4668-254-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/4772-264-0x0000000000000000-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