emotet | 4e0947b236edd55683577f64ee4928c9d493de91cb71bcdcbeb0dded0799417d

Resubmissions

14-03-2023 10:34

230314-mmgaksgh5z 8

14-03-2023 10:29

230314-mh7xqsgh4w 8

14-03-2023 10:24

230314-mfw3fsgh2z 10

Analysis

max time kernel
19s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
14-03-2023 10:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

14032023.doc
Size

514.4MB
MD5

de985fab7d0e11eff3ae0a1044868092
SHA1

3fce21270bc18ac725fc843e60dcd356c2ddc542
SHA256

1c50a2316e7d9a3710d705c7f6b26b87a6e1b16175925c66591c476d8482eaea
SHA512

cd9dbac7913ba63482700a338c76ca769354e070ae3654fba42080aaf8d12459450acb3fbe05cfadaadb83943945019218fe79c95fddd77587352d01d9499076
SSDEEP

6144:5yk1RgZZXbN63GW1Z7krKSUzMNYJJdKkOl950uH54Lg4Ne9C:5/MXJ6WW1Z7ktUgNYJJdKkOHC4D409

Score

10^/10

emotet epoch5 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

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	3752	4196	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3752 regsvr32.exe
2380 regsvr32.exe

pid	process
3752	regsvr32.exe
2380	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

4196 WINWORD.EXE
4196 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

3752 regsvr32.exe
3752 regsvr32.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

WINWORD.EXE

pid process

4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE
4196 WINWORD.EXE

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

pid	process
4196	WINWORD.EXE
4196	WINWORD.EXE

pid	process
3752	regsvr32.exe
3752	regsvr32.exe

pid	process
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE

pid	process
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE
4196	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 4196 wrote to memory of 3752	4196	WINWORD.EXE	regsvr32.exe
PID 4196 wrote to memory of 3752	4196	WINWORD.EXE	regsvr32.exe
PID 3752 wrote to memory of 2380	3752	regsvr32.exe	regsvr32.exe
PID 3752 wrote to memory of 2380	3752	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\14032023.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:4196

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\102553.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3752

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\PQxWLeiwPUjyEOwl\asvDm.dll"
3⤵
- Loads dropped DLL
PID:2380

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\102553.tmp
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
C:\Users\Admin\AppData\Local\Temp\102553.tmp
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
C:\Users\Admin\AppData\Local\Temp\102554.zip
Filesize
834KB

MD5
470c7b86d24d4f0c70eb94d2ebfc35e1

SHA1
c74cec8cf99371810c8a7b2bf53088dbf3df6404

SHA256
498c4a7c1c1ad66267c35639ed643dfd17922febec4360fcaf5459c06359093f

SHA512
3c62e2c9b56d0083fc8e188c5c57cb62c3167a842c99fc6ccf9e0ee2b4b723dbd7d475875086e10504fad538ace384e1d0600f9bc71e06b2839619d3562d1f14

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Windows\System32\PQxWLeiwPUjyEOwl\asvDm.dll
Filesize
527.5MB

MD5
6ea930620e66f8cb84e1774d0a6c0b2d

SHA1
748404bba874a143cdce8af9422fda733993dc89

SHA256
bd55dcc2e45d2274f6575f862f7fb7f52a898e44b4910cdbb4bd71a44620b44a

SHA512
6c62986b29171f4d5b1616e103c711d51120677e796a90eed83a5823835f63bf7aa4d4260f92597856b39d8afd39a8ff7be941ca9b1e2750529d4c1f405a2c18

Download Submit
memory/3752-183-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download
memory/3752-180-0x0000000002640000-0x000000000266C000-memory.dmp

Filesize
176KB

Download
memory/4196-139-0x00007FF83AAD0000-0x00007FF83AAE0000-memory.dmp

Filesize
64KB

Download
memory/4196-142-0x00007FF8383D0000-0x00007FF8383E0000-memory.dmp

Filesize
64KB

Download
memory/4196-141-0x00007FF8383D0000-0x00007FF8383E0000-memory.dmp

Filesize
64KB

Download
memory/4196-140-0x00007FF83AAD0000-0x00007FF83AAE0000-memory.dmp

Filesize
64KB

Download
memory/4196-136-0x00007FF83AAD0000-0x00007FF83AAE0000-memory.dmp

Filesize
64KB

Download
memory/4196-137-0x00007FF83AAD0000-0x00007FF83AAE0000-memory.dmp

Filesize
64KB

Download
memory/4196-138-0x00007FF83AAD0000-0x00007FF83AAE0000-memory.dmp

Filesize
64KB

Download