emotet | a49ae9a2ac9ce330db6a2dd480c129fa7206392262e64d4433f2c7f35cda28a9

General

Target

a49ae9a2ac9ce330db6a2dd480c129fa7206392262e64d4433f2c7f35cda28a9.doc
Size

201KB
MD5

f0c64ca95b183fe9dd9a69631029ac13
SHA1

34547a5c6d7e9eb675b8e3fb810b36a0ed62213b
SHA256

a49ae9a2ac9ce330db6a2dd480c129fa7206392262e64d4433f2c7f35cda28a9
SHA512

19b6419e698a19fd626ba24b7086467b7d262314ea410a99656aa45c7355311507f9625498b736db11100a4e898d723a8c27244987099e75a8c931510eea4355
SSDEEP

3072:tYAYyVlI23Etx/4DeJxD0QU+5c/18dJ95R3s14Mzgpq:qAXatZxh0QHg8dJ9r3dMzgQ

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	2192	4956	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

2192 regsvr32.exe

pid	process
2192	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 7 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

4956 WINWORD.EXE
4956 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

regsvr32.exe

pid process

2192 regsvr32.exe
2192 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE
4956 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	7	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
4956	WINWORD.EXE
4956	WINWORD.EXE

pid	process
2192	regsvr32.exe
2192	regsvr32.exe

pid	process
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE
4956	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 4956 wrote to memory of 2192	4956	WINWORD.EXE	regsvr32.exe
PID 4956 wrote to memory of 2192	4956	WINWORD.EXE	regsvr32.exe
PID 2192 wrote to memory of 296	2192	regsvr32.exe	regsvr32.exe
PID 2192 wrote to memory of 296	2192	regsvr32.exe	regsvr32.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

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\a49ae9a2ac9ce330db6a2dd480c129fa7206392262e64d4433f2c7f35cda28a9.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:4956

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\003735.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2192

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\IEwqZARTfEbinRbW\sMJAQJTftHywJ.dll"
3⤵
PID:296

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\003735.tmp
Filesize
522.9MB

MD5
f2628c5dce23002e36de9ef4868dd355

SHA1
68ed54d8f41846e4ae6aa307db273a78366b19b2

SHA256
439ea1f948d9fe110f5d72c5adf2cd96843bfef8214351f733f8ed92afefc24e

SHA512
760fddc7777cc34432ba43768483342d6954ae3e6b013b06fc2f6bbac508bafd3a6517a490f5a642514d559d496f77a98c84542851e17ad8e3b8e17c16f51083

Download Submit
C:\Users\Admin\AppData\Local\Temp\003736.zip
Filesize
962KB

MD5
6288ed88b54dec20b529578e4af4a582

SHA1
15c83d619c840ade106c71431b754c6468a573b5

SHA256
764f040c3ee068480a57baa46dcf13537c98ac8a60c7a2f72f6d2dcc25da13fc

SHA512
597ad636d9264db487d59d90762d1e9c01cdc505ed19a6f2f5ef3715159bf847eadcc285eb9767f2fbe207af9048965ddb6121ff6efef0831a1f9e109e070b12

Download Submit
\Users\Admin\AppData\Local\Temp\003735.tmp
Filesize
522.9MB

MD5
f2628c5dce23002e36de9ef4868dd355

SHA1
68ed54d8f41846e4ae6aa307db273a78366b19b2

SHA256
439ea1f948d9fe110f5d72c5adf2cd96843bfef8214351f733f8ed92afefc24e

SHA512
760fddc7777cc34432ba43768483342d6954ae3e6b013b06fc2f6bbac508bafd3a6517a490f5a642514d559d496f77a98c84542851e17ad8e3b8e17c16f51083

Download Submit
memory/2192-350-0x0000000002CB0000-0x0000000002D0A000-memory.dmp

Filesize
360KB

Download
memory/2192-362-0x0000000001170000-0x0000000001171000-memory.dmp

Filesize
4KB

Download
memory/4956-124-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-127-0x00007FFD2BB00000-0x00007FFD2BB10000-memory.dmp

Filesize
64KB

Download
memory/4956-128-0x00007FFD2BB00000-0x00007FFD2BB10000-memory.dmp

Filesize
64KB

Download
memory/4956-123-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-122-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-121-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-469-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-470-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-471-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download
memory/4956-472-0x00007FFD2ECF0000-0x00007FFD2ED00000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads