emotet | c57e4f1caa8ded8ba4e2277b812684580114314fcf19c20b1dc8eee9bc76642e

General

Target

G-1048.doc
Size

518.3MB
MD5

7d7db707e071ac52671b16dd16efdd9e
SHA1

5e12e817cafea907aa156e79c7e2cc55c6b681e0
SHA256

1265914cccdafd5770969ebfc4aa9ebdecb5363d3c87036b61ef6e7ba37b4d92
SHA512

c572cfc0924b7509499f3d4089fb575f2cf27c7346dc5da0a7c0695f9e52f5d74685f794e312198f2254c01962d9d1bfc91e187a7195e78fe450e30954aeafe6
SSDEEP

6144:ip32/gDd0Nmt71wFmSWjfDrV8YQnZocbyrX4NqclWL9:ip32SEmtJwFmhjfPtrXqqyW

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	3572	1524	regsvr32.exe	WINWORD.EXE

Downloads MZ/PE file
Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3572 regsvr32.exe
4264 regsvr32.exe

pid	process
3572	regsvr32.exe
4264	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\cvXRzXBpm.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\DjdhVsmHkVcKr\\cvXRzXBpm.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\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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 35 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1524 WINWORD.EXE
1524 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3572 regsvr32.exe
3572 regsvr32.exe
4264 regsvr32.exe
4264 regsvr32.exe
4264 regsvr32.exe
4264 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE
1524 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	35	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
1524	WINWORD.EXE
1524	WINWORD.EXE

pid	process
3572	regsvr32.exe
3572	regsvr32.exe
4264	regsvr32.exe
4264	regsvr32.exe
4264	regsvr32.exe
4264	regsvr32.exe

pid	process
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE
1524	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1524 wrote to memory of 3572	1524	WINWORD.EXE	regsvr32.exe
PID 1524 wrote to memory of 3572	1524	WINWORD.EXE	regsvr32.exe
PID 3572 wrote to memory of 4264	3572	regsvr32.exe	regsvr32.exe
PID 3572 wrote to memory of 4264	3572	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\G-1048.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:1524

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\043358.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3572

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\DjdhVsmHkVcKr\cvXRzXBpm.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4264

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\043358.tmp
Filesize
645KB

MD5
6f262e779fc26d8dd89c942c744eecba

SHA1
7e1221991f652f468b71b0050276f6588f3ab562

SHA256
0b8682fe1ee1d9a8ad485452179e9c8651c682660591077e0fb7077e89af81bd

SHA512
5831b66c566ef87fddd33c22fe1120c451477f298da66bc48813445470f28ab767d19f02127547d2652be11f01650c0f9b2a1b3a13d2d2d523cd58d53208ca20

Download Submit
C:\Users\Admin\AppData\Local\Temp\043358.tmp
Filesize
645KB

MD5
6f262e779fc26d8dd89c942c744eecba

SHA1
7e1221991f652f468b71b0050276f6588f3ab562

SHA256
0b8682fe1ee1d9a8ad485452179e9c8651c682660591077e0fb7077e89af81bd

SHA512
5831b66c566ef87fddd33c22fe1120c451477f298da66bc48813445470f28ab767d19f02127547d2652be11f01650c0f9b2a1b3a13d2d2d523cd58d53208ca20

Download Submit
C:\Windows\System32\DjdhVsmHkVcKr\cvXRzXBpm.dll
Filesize
645KB

MD5
6f262e779fc26d8dd89c942c744eecba

SHA1
7e1221991f652f468b71b0050276f6588f3ab562

SHA256
0b8682fe1ee1d9a8ad485452179e9c8651c682660591077e0fb7077e89af81bd

SHA512
5831b66c566ef87fddd33c22fe1120c451477f298da66bc48813445470f28ab767d19f02127547d2652be11f01650c0f9b2a1b3a13d2d2d523cd58d53208ca20

Download Submit
memory/1524-186-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-137-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-138-0x00007FFF4B530000-0x00007FFF4B540000-memory.dmp

Filesize
64KB

Download
memory/1524-139-0x00007FFF4B530000-0x00007FFF4B540000-memory.dmp

Filesize
64KB

Download
memory/1524-136-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-135-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-134-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-133-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-187-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-188-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/1524-189-0x00007FFF4DD30000-0x00007FFF4DD40000-memory.dmp

Filesize
64KB

Download
memory/3572-154-0x0000000002140000-0x000000000216C000-memory.dmp

Filesize
176KB

Download
memory/3572-155-0x0000000000730000-0x0000000000731000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads