emotet | dc66327f1ce46ac5b53068d806855d091dd25c3189aef5e79ac84b4bda007228

General

Target

dc66327f1ce46ac5b53068d806855d091dd25c3189aef5e79ac84b4bda007228.xlsm
Size

99KB
MD5

90d4b550f5b7a977d0baffac3e94e106
SHA1

34112465a4770c325ed0d2aaf025e9daf1237d0d
SHA256

dc66327f1ce46ac5b53068d806855d091dd25c3189aef5e79ac84b4bda007228
SHA512

ff67e52403d61a70c3c1f368ac270bed045239d4b727f7ef963dd488b6a0cf83efce12acf3078a62c7b20c6374ecbc3b3ebbdbddd73246379b6a3ec6ddc04091

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://auto.lambolero.com/f1nygync/IOENXupeXUt/

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	1272	3732	rundll32.exe	EXCEL.EXE

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata
Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

39 1352 rundll32.exe
40 1352 rundll32.exe
Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

rundll32.exerundll32.exe

pid process

1272 rundll32.exe
3692 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Egqasgxjypl\kjpfbr.ack 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
39	1352	rundll32.exe
40	1352	rundll32.exe

pid	process
1272	rundll32.exe
3692	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Egqasgxjypl\kjpfbr.ack	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

3732 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

1352 rundll32.exe
1352 rundll32.exe

pid	process
1352	rundll32.exe
1352	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE
3732	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

EXCEL.EXErundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 3732 wrote to memory of 1272	3732	EXCEL.EXE	rundll32.exe
PID 3732 wrote to memory of 1272	3732	EXCEL.EXE	rundll32.exe
PID 3732 wrote to memory of 1272	3732	EXCEL.EXE	rundll32.exe
PID 1272 wrote to memory of 3692	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 3692	1272	rundll32.exe	rundll32.exe
PID 1272 wrote to memory of 3692	1272	rundll32.exe	rundll32.exe
PID 3692 wrote to memory of 2244	3692	rundll32.exe	rundll32.exe
PID 3692 wrote to memory of 2244	3692	rundll32.exe	rundll32.exe
PID 3692 wrote to memory of 2244	3692	rundll32.exe	rundll32.exe
PID 2244 wrote to memory of 1352	2244	rundll32.exe	rundll32.exe
PID 2244 wrote to memory of 1352	2244	rundll32.exe	rundll32.exe
PID 2244 wrote to memory of 1352	2244	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\dc66327f1ce46ac5b53068d806855d091dd25c3189aef5e79ac84b4bda007228.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3732

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:1272

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:3692

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Egqasgxjypl\kjpfbr.ack",FLFfJWtfhCP
4⤵
- Suspicious use of WriteProcessMemory
PID:2244

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Egqasgxjypl\kjpfbr.ack",DllRegisterServer
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:1352

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

Replay Monitor

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Downloads

C:\Users\Admin\ourl.ocx
MD5
aa0a4347b7e5b0c59c517c03b2e21fc1

SHA1
855f29428fca0a6d55cad546494ad7c7fdd2935d

SHA256
0698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc

SHA512
34691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f

Download Submit
\Users\Admin\ourl.ocx
MD5
aa0a4347b7e5b0c59c517c03b2e21fc1

SHA1
855f29428fca0a6d55cad546494ad7c7fdd2935d

SHA256
0698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc

SHA512
34691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f

Download Submit
\Users\Admin\ourl.ocx
MD5
aa0a4347b7e5b0c59c517c03b2e21fc1

SHA1
855f29428fca0a6d55cad546494ad7c7fdd2935d

SHA256
0698cb58404a0c551e34dc4f201bc5e5977ffe8c6a3d7abbe887428e1e2f79fc

SHA512
34691fa1b7112ed9f15fb5290d9a0ba5f178c114b963b6ac195861d29d279460b36835272c50103c9f61da5e3ec894cc247e8bb0e7994d8d5cf12f904386052f

Download Submit
memory/1272-1467-0x0000000004B20000-0x0000000004B48000-memory.dmp

Filesize
160KB

Download
memory/1352-1587-0x0000000004F10000-0x0000000004F38000-memory.dmp

Filesize
160KB

Download
memory/1352-1585-0x00000000033F0000-0x0000000003418000-memory.dmp

Filesize
160KB

Download
memory/2244-1582-0x0000000003F40000-0x0000000003F68000-memory.dmp

Filesize
160KB

Download
memory/3692-1570-0x00000000029C0000-0x00000000029E8000-memory.dmp

Filesize
160KB

Download
memory/3692-1578-0x0000000004620000-0x0000000004648000-memory.dmp

Filesize
160KB

Download
memory/3692-1580-0x0000000004680000-0x00000000046A8000-memory.dmp

Filesize
160KB

Download
memory/3692-1584-0x00000000047F0000-0x0000000004818000-memory.dmp

Filesize
160KB

Download
memory/3692-1575-0x00000000041B0000-0x00000000041D8000-memory.dmp

Filesize
160KB

Download
memory/3732-118-0x00007FFB428B0000-0x00007FFB428C0000-memory.dmp

Filesize
64KB

Download
memory/3732-119-0x00007FFB428B0000-0x00007FFB428C0000-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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