emotet | 091d65cc343eab8301709efb9461703e8302e0fb52f4121bc20dd073431e32cd

General

Target

Kyocera-skc.com.doc
Size

208KB
MD5

96ab4a29276cee6daaf4d99286d3402b
SHA1

56a1c1ca9a23b6ee7cdd4bbcc321b6a5263eaedd
SHA256

091d65cc343eab8301709efb9461703e8302e0fb52f4121bc20dd073431e32cd
SHA512

dce4b4afda601436f92ce24271a7e13434dfdb64d6b7a3516197eed960d0137f967df4302b9afb2d18c7f664d22215dfd4488fef6404dffeb7bd00bca817a1a8
SSDEEP

3072:Xe054HEKTduag1iUJ8y9fDfl5a1QqzAwrUGtlz:1ycbEUJ8+bLaOqzAclz

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

213.239.212.5:443

129.232.188.93:443

103.43.75.120:443

197.242.150.244:8080

1.234.2.232:8080

110.232.117.186:8080

95.217.221.146:8080

159.89.202.34:443

159.65.88.10:8080

82.223.21.224:8080

169.57.156.166:8080

45.176.232.124:443

45.235.8.30:8080

173.212.193.249:8080

107.170.39.149:8080

119.59.103.152:8080

167.172.199.165:8080

91.207.28.33:8080

185.4.135.165:8080

104.168.155.143:8080

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:

regsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	4676	3236	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4676 regsvr32.exe
4244 regsvr32.exe

pid	process
4676	regsvr32.exe
4244	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NBCzJLHwqneW.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ORCwNXM\\NBCzJLHwqneW.dll\""	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	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:

WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Script User-Agent 2 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	27	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	44	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3236 WINWORD.EXE
3236 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4676 regsvr32.exe
4676 regsvr32.exe
4244 regsvr32.exe
4244 regsvr32.exe
4244 regsvr32.exe
4244 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE
3236 WINWORD.EXE

pid	process
3236	WINWORD.EXE
3236	WINWORD.EXE

pid	process
4676	regsvr32.exe
4676	regsvr32.exe
4244	regsvr32.exe
4244	regsvr32.exe
4244	regsvr32.exe
4244	regsvr32.exe

pid	process
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE
3236	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 3236 wrote to memory of 4676	3236	WINWORD.EXE	regsvr32.exe
PID 3236 wrote to memory of 4676	3236	WINWORD.EXE	regsvr32.exe
PID 4676 wrote to memory of 4244	4676	regsvr32.exe	regsvr32.exe
PID 4676 wrote to memory of 4244	4676	regsvr32.exe	regsvr32.exe

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Kyocera-skc.com.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3236

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\231655.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4676

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ORCwNXM\NBCzJLHwqneW.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4244

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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\AppData\Local\Temp\231655.tmp
Filesize
517.9MB

MD5
d7a0576efea2fe96cf49659fed2485e8

SHA1
4f09663bd3a1b6679a33ced5a41907af4e49b987

SHA256
7fd5bdc0066604faf3126f26d6796cba1fe3b961198cff1beb13c864f2af798d

SHA512
c34b5be931355374fb5f83d93b864650b61d267b6a832d484e6f883d581b996da116fe3eed0ce91effeb99f181e265dc784b06c8a74b8fe47a5491226452ee9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\231655.tmp
Filesize
517.9MB

MD5
d7a0576efea2fe96cf49659fed2485e8

SHA1
4f09663bd3a1b6679a33ced5a41907af4e49b987

SHA256
7fd5bdc0066604faf3126f26d6796cba1fe3b961198cff1beb13c864f2af798d

SHA512
c34b5be931355374fb5f83d93b864650b61d267b6a832d484e6f883d581b996da116fe3eed0ce91effeb99f181e265dc784b06c8a74b8fe47a5491226452ee9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\231722.zip
Filesize
957KB

MD5
5d1329c1d2495c55a15c691b25a2841c

SHA1
8a236f176708c39b19801e57e4e1b1794583f78f

SHA256
9dcf4ee48d9b986ad1c8e55ea10f51c3ce8067ca99daca0ab7d0b37f3106e1b6

SHA512
8c1b1240a3324a9266d717863072e9bd93f15c112c57c671bdb0832bb8e278705bdc4497c96eb0c12c74f667f4a4fcdf375fbd9380535c669268df5f4a226200

Download Submit
C:\Windows\System32\ORCwNXM\NBCzJLHwqneW.dll
Filesize
517.9MB

MD5
d7a0576efea2fe96cf49659fed2485e8

SHA1
4f09663bd3a1b6679a33ced5a41907af4e49b987

SHA256
7fd5bdc0066604faf3126f26d6796cba1fe3b961198cff1beb13c864f2af798d

SHA512
c34b5be931355374fb5f83d93b864650b61d267b6a832d484e6f883d581b996da116fe3eed0ce91effeb99f181e265dc784b06c8a74b8fe47a5491226452ee9d

Download Submit
memory/3236-208-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-138-0x00007FFB878D0000-0x00007FFB878E0000-memory.dmp

Filesize
64KB

Download
memory/3236-139-0x00007FFB878D0000-0x00007FFB878E0000-memory.dmp

Filesize
64KB

Download
memory/3236-136-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-134-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-135-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-133-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-137-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-209-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-210-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/3236-211-0x00007FFB89930000-0x00007FFB89940000-memory.dmp

Filesize
64KB

Download
memory/4676-179-0x0000000002EC0000-0x0000000002F1A000-memory.dmp

Filesize
360KB

Download
memory/4676-183-0x00000000015A0000-0x00000000015A1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads