emotet | 51fd7a4975410870bf3d63839671d83305d79f59f8f3a8cffa78498fbe8d7aa3

General

Target

lK_1403.doc
Size

510.4MB
MD5

e969383cb2d77f35586d8595055e0a65
SHA1

4dcc25e8cdca3bfaab04e9892bc5c800a6fa4607
SHA256

ba9a18827892891e86f0fe58e1e655198f896fe8eeecb9a60e3fa008bd6fa05e
SHA512

dcd070cbc55d0fdf6a62f8ecac4833c3651c4b396cd2971a335a96ba5220a3f18b797944588e30ddaca9744398bcc1a8979b7a534f96d389ae418d163d1b264d
SSDEEP

6144:5yk1RgZZXbN63GW1Z7krKSUzMNYJJdKkOl950uH54Lg4Ne9C:5/MXJ6WW1Z7ktUgNYJJdKkOHC4D409

Score

10^/10

emotet epoch5 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

103.85.95.4:8080

103.224.241.74:8080

178.238.225.252:8080

37.59.103.148:8080

78.47.204.80:443

138.197.14.67:8080

128.199.242.164:8080

54.37.228.122:443

37.44.244.177:8080

139.59.80.108:8080

218.38.121.17:443

82.98.180.154:7080

114.79.130.68:443

159.65.135.222:7080

174.138.33.49:7080

195.77.239.39:8080

193.194.92.175:443

198.199.70.22:8080

85.214.67.203:8080

93.84.115.205:7080

ecs1.plain

eck1.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	5040	2460	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

5040 regsvr32.exe
2760 regsvr32.exe

pid	process
5040	regsvr32.exe
2760	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\LXibWZwwKY.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NDcJpCmPmZQ\\LXibWZwwKY.dll\""	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 37 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

2460 WINWORD.EXE
2460 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

5040 regsvr32.exe
5040 regsvr32.exe
2760 regsvr32.exe
2760 regsvr32.exe
2760 regsvr32.exe
2760 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE
2460 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	37	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
2460	WINWORD.EXE
2460	WINWORD.EXE

pid	process
5040	regsvr32.exe
5040	regsvr32.exe
2760	regsvr32.exe
2760	regsvr32.exe
2760	regsvr32.exe
2760	regsvr32.exe

pid	process
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE

pid	process
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE
2460	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 2460 wrote to memory of 5040	2460	WINWORD.EXE	regsvr32.exe
PID 2460 wrote to memory of 5040	2460	WINWORD.EXE	regsvr32.exe
PID 5040 wrote to memory of 2760	5040	regsvr32.exe	regsvr32.exe
PID 5040 wrote to memory of 2760	5040	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\lK_1403.doc" /o ""
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:2460

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\124337.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5040

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NDcJpCmPmZQ\LXibWZwwKY.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:2760

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\124337.tmp
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
C:\Users\Admin\AppData\Local\Temp\124337.tmp
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
C:\Users\Admin\AppData\Local\Temp\124338.zip
Filesize
834KB

MD5
470c7b86d24d4f0c70eb94d2ebfc35e1

SHA1
c74cec8cf99371810c8a7b2bf53088dbf3df6404

SHA256
498c4a7c1c1ad66267c35639ed643dfd17922febec4360fcaf5459c06359093f

SHA512
3c62e2c9b56d0083fc8e188c5c57cb62c3167a842c99fc6ccf9e0ee2b4b723dbd7d475875086e10504fad538ace384e1d0600f9bc71e06b2839619d3562d1f14

Download Submit
C:\Windows\System32\NDcJpCmPmZQ\LXibWZwwKY.dll
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
memory/2460-134-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-138-0x00007FFD71430000-0x00007FFD71440000-memory.dmp

Filesize
64KB

Download
memory/2460-140-0x00007FFD71430000-0x00007FFD71440000-memory.dmp

Filesize
64KB

Download
memory/2460-136-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-135-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-137-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-133-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-206-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-207-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-208-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/2460-209-0x00007FFD735B0000-0x00007FFD735C0000-memory.dmp

Filesize
64KB

Download
memory/5040-177-0x0000000002620000-0x000000000264C000-memory.dmp

Filesize
176KB

Download
memory/5040-180-0x0000000000D30000-0x0000000000D31000-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