emotet | 56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450

General

Target

Casuarinahotels.com.doc
Size

226KB
MD5

22edd303f28f432bf8f89ec959819ae8
SHA1

3b25e29328339c5a2eef8d3140015ff47fe541c1
SHA256

56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450
SHA512

0cb8241ec4e9eb8476d082f9fd2a28dfc0b60e544b4cd5eab6f8696caa94a5060d97c1894bf228f7b21feaf5aa568513ee0fd46f2e1dd4914f4076384862c103
SSDEEP

3072:brrCtKZF4eqZ627NHRxMvOwvzpl+vk6jZc:5F4eqYwHMvfvzpKk6Nc

Score

10^/10

emotet epoch4 banker 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	4784	728	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4784 regsvr32.exe
3620 regsvr32.exe

pid	process
4784	regsvr32.exe
3620	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\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	WINWORD.EXE

Script User-Agent 5 IoCs

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

Processes:

description	flow	ioc
HTTP User-Agent header	19	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	21	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	22	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	64	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	66	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

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

Processes:

regsvr32.exeregsvr32.exe

pid process

4784 regsvr32.exe
4784 regsvr32.exe
3620 regsvr32.exe
3620 regsvr32.exe
3620 regsvr32.exe
3620 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE
728 WINWORD.EXE

pid	process
728	WINWORD.EXE
728	WINWORD.EXE

pid	process
4784	regsvr32.exe
4784	regsvr32.exe
3620	regsvr32.exe
3620	regsvr32.exe
3620	regsvr32.exe
3620	regsvr32.exe

pid	process
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE
728	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 728 wrote to memory of 4784	728	WINWORD.EXE	regsvr32.exe
PID 728 wrote to memory of 4784	728	WINWORD.EXE	regsvr32.exe
PID 4784 wrote to memory of 3620	4784	regsvr32.exe	regsvr32.exe
PID 4784 wrote to memory of 3620	4784	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\Casuarinahotels.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:728

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\053612.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4784

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\WBspSEbUbZa\tuBmTxrKRiBeM.dll"
3⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:3620

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\053612.tmp
Filesize
531.9MB

MD5
c3d33ce14a48096e1cd5ce43fa4e307e

SHA1
8b64f98bf01374beec40acd0588b922e4d369ad2

SHA256
7921f1264b5ea1dd6c0ba0c7d0f7d5571b42452a5601f29e5f86704d7d73e273

SHA512
11790ccd10a53df69e335966bdab34db3aa2a43a774f084a5e2f3609eca902194042636ea9ddc208224ef316d62044f747db1c6a308abdbd1a30eac8a7dd80f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\053612.tmp
Filesize
531.9MB

MD5
c3d33ce14a48096e1cd5ce43fa4e307e

SHA1
8b64f98bf01374beec40acd0588b922e4d369ad2

SHA256
7921f1264b5ea1dd6c0ba0c7d0f7d5571b42452a5601f29e5f86704d7d73e273

SHA512
11790ccd10a53df69e335966bdab34db3aa2a43a774f084a5e2f3609eca902194042636ea9ddc208224ef316d62044f747db1c6a308abdbd1a30eac8a7dd80f5

Download Submit
C:\Users\Admin\AppData\Local\Temp\053642.zip
Filesize
971KB

MD5
5b364f55be6522965bdab959541e1412

SHA1
7c7245335050a2a1c9cdf15be93d33783a7824a3

SHA256
a851f1ef377b9e8090aea7becd698e0bd8172b79889adb2f8fb72d1fb587fc96

SHA512
5c614faf00cf3863410fdb4441ebbee85b6d727e7483ffe9eb83a125c109b3b3a2f83be51269e72e6430699be54b0bce85b3977153b34d688682ec61db8665a9

Download Submit
C:\Windows\System32\WBspSEbUbZa\tuBmTxrKRiBeM.dll
Filesize
531.9MB

MD5
c3d33ce14a48096e1cd5ce43fa4e307e

SHA1
8b64f98bf01374beec40acd0588b922e4d369ad2

SHA256
7921f1264b5ea1dd6c0ba0c7d0f7d5571b42452a5601f29e5f86704d7d73e273

SHA512
11790ccd10a53df69e335966bdab34db3aa2a43a774f084a5e2f3609eca902194042636ea9ddc208224ef316d62044f747db1c6a308abdbd1a30eac8a7dd80f5

Download Submit
memory/728-137-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-138-0x00007FFA00C70000-0x00007FFA00C80000-memory.dmp

Filesize
64KB

Download
memory/728-139-0x00007FFA00C70000-0x00007FFA00C80000-memory.dmp

Filesize
64KB

Download
memory/728-133-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-136-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-134-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-135-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-208-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-209-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-210-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/728-211-0x00007FFA02DD0000-0x00007FFA02DE0000-memory.dmp

Filesize
64KB

Download
memory/4784-179-0x0000000002380000-0x00000000023DA000-memory.dmp

Filesize
360KB

Download
memory/4784-183-0x0000000002310000-0x0000000002311000-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