emotet | 949d794a8e3902bb7dc8c94046bbf4dbfc2fa1766325cd9a398263241cc35789

General

Target

PO.doc
Size

510.3MB
MD5

732336a4ffdffb6af529c92240c52aaa
SHA1

0f132ee237e3c419422d33a7fdc8687d3a62068f
SHA256

76e94f1bf0af4acd2e3dd307c9cb05ff1cce879a7c611e9e3dc01d8fd7a7f2cc
SHA512

683ea54a98b83cbc857299e9511a165371d99a3f3e08f968faf4f3dba53c13de79d8676203f79a71f91cd68892157a1c37766951d4d81a57468e62be809d436a
SSDEEP

6144:1620tqUx3Xu+7ZkRIDNGi9a0Va5UAClo:1620tqm3+I2ezcz5U3lo

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

164.68.99.3:8080

164.90.222.65:443

186.194.240.217:443

1.234.2.232:8080

103.75.201.2:443

187.63.160.88:80

147.139.166.154:8080

91.207.28.33:8080

5.135.159.50:443

153.92.5.27:8080

213.239.212.5:443

103.43.75.120:443

159.65.88.10:8080

167.172.253.162:8080

153.126.146.25:7080

119.59.103.152:8080

107.170.39.149:8080

183.111.227.137:8080

159.89.202.34:443

110.232.117.186:8080

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	4280	864	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4280 regsvr32.exe
952 regsvr32.exe

pid	process
4280	regsvr32.exe
952	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\SJENLPQaoG.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NwPdrUb\\SJENLPQaoG.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	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 2 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	47	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	53	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

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

Processes:

regsvr32.exeregsvr32.exe

pid process

4280 regsvr32.exe
4280 regsvr32.exe
952 regsvr32.exe
952 regsvr32.exe
952 regsvr32.exe
952 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

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

Processes:

WINWORD.EXE

pid process

864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE
864 WINWORD.EXE

pid	process
864	WINWORD.EXE
864	WINWORD.EXE

pid	process
4280	regsvr32.exe
4280	regsvr32.exe
952	regsvr32.exe
952	regsvr32.exe
952	regsvr32.exe
952	regsvr32.exe

pid	process
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE

pid	process
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE
864	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 864 wrote to memory of 4280	864	WINWORD.EXE	regsvr32.exe
PID 864 wrote to memory of 4280	864	WINWORD.EXE	regsvr32.exe
PID 4280 wrote to memory of 952	4280	regsvr32.exe	regsvr32.exe
PID 4280 wrote to memory of 952	4280	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\PO.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:864

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\141652.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4280

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NwPdrUb\SJENLPQaoG.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:952

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\141652.tmp
Filesize
501.5MB

MD5
302f08a45be2b11a9b8c89cb1cda8d0e

SHA1
cb7870c9b5af1f19cdf0a05339596722213d3fb5

SHA256
7fcaf117e46f49049b48ff059a0642f45dfaa433f5b7537299be43bbde9dccc5

SHA512
5b4d10f02b6685f9623d80b14a72908038317d4627fb1af7edf68e8ecb3a534f73a6138db4a9b70254e944173cac95cb4d4a042005cae478109f4620e0843df2

Download Submit
C:\Users\Admin\AppData\Local\Temp\141652.tmp
Filesize
501.5MB

MD5
302f08a45be2b11a9b8c89cb1cda8d0e

SHA1
cb7870c9b5af1f19cdf0a05339596722213d3fb5

SHA256
7fcaf117e46f49049b48ff059a0642f45dfaa433f5b7537299be43bbde9dccc5

SHA512
5b4d10f02b6685f9623d80b14a72908038317d4627fb1af7edf68e8ecb3a534f73a6138db4a9b70254e944173cac95cb4d4a042005cae478109f4620e0843df2

Download Submit
C:\Users\Admin\AppData\Local\Temp\141722.zip
Filesize
807KB

MD5
29e2d222bd12220dce9a8d50033ccb5c

SHA1
8395359176311bd02d8be06f200ccd2b72bf57d6

SHA256
36a0eba1c1a3a6d28a0bc4ccede8adacd35426e213773fbcba64185697310853

SHA512
c247ac90bfa8c0958bab87b4c186d4a465c15b00e025bb6bc19ac0352c720211075b86ec0feb6254be972b6c6491581d6a24a2fb595ad6c0ed24512495973864

Download Submit
C:\Windows\System32\NwPdrUb\SJENLPQaoG.dll
Filesize
501.5MB

MD5
302f08a45be2b11a9b8c89cb1cda8d0e

SHA1
cb7870c9b5af1f19cdf0a05339596722213d3fb5

SHA256
7fcaf117e46f49049b48ff059a0642f45dfaa433f5b7537299be43bbde9dccc5

SHA512
5b4d10f02b6685f9623d80b14a72908038317d4627fb1af7edf68e8ecb3a534f73a6138db4a9b70254e944173cac95cb4d4a042005cae478109f4620e0843df2

Download Submit
memory/864-134-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-138-0x00007FFE775C0000-0x00007FFE775D0000-memory.dmp

Filesize
64KB

Download
memory/864-139-0x00007FFE775C0000-0x00007FFE775D0000-memory.dmp

Filesize
64KB

Download
memory/864-136-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-135-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-137-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-133-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-206-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-207-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-208-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/864-209-0x00007FFE79BB0000-0x00007FFE79BC0000-memory.dmp

Filesize
64KB

Download
memory/4280-179-0x0000000002920000-0x000000000294D000-memory.dmp

Filesize
180KB

Download
memory/4280-181-0x00000000028E0000-0x00000000028E1000-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