emotet | 56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450

General

Target

Pacificfortia.doc
Size

226KB
MD5

22edd303f28f432bf8f89ec959819ae8
SHA1

3b25e29328339c5a2eef8d3140015ff47fe541c1
SHA256

56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450
SHA512

0cb8241ec4e9eb8476d082f9fd2a28dfc0b60e544b4cd5eab6f8696caa94a5060d97c1894bf228f7b21feaf5aa568513ee0fd46f2e1dd4914f4076384862c103
SSDEEP

3072:brrCtKZF4eqZ627NHRxMvOwvzpl+vk6jZc:5F4eqYwHMvfvzpKk6Nc

Score

10^/10

emotet epoch4 banker persistence 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	4008	1160	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4008 regsvr32.exe
3336 regsvr32.exe

pid	process
4008	regsvr32.exe
3336	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\clpsZamagxx.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\TzDfQUst\\clpsZamagxx.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 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\SystemFamily	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 29 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1160 WINWORD.EXE
1160 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

4008 regsvr32.exe
4008 regsvr32.exe
3336 regsvr32.exe
3336 regsvr32.exe
3336 regsvr32.exe
3336 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE
1160 WINWORD.EXE

description	flow	ioc
HTTP User-Agent header	29	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
1160	WINWORD.EXE
1160	WINWORD.EXE

pid	process
4008	regsvr32.exe
4008	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe
3336	regsvr32.exe

pid	process
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE
1160	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1160 wrote to memory of 4008	1160	WINWORD.EXE	regsvr32.exe
PID 1160 wrote to memory of 4008	1160	WINWORD.EXE	regsvr32.exe
PID 4008 wrote to memory of 3336	4008	regsvr32.exe	regsvr32.exe
PID 4008 wrote to memory of 3336	4008	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\Pacificfortia.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:1160

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\004501.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4008

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\TzDfQUst\clpsZamagxx.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:3336

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\004501.tmp
Filesize
514.9MB

MD5
89457cb5c8b296b5fb9a39218b485e1a

SHA1
9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

SHA256
fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

SHA512
68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\004501.tmp
Filesize
514.9MB

MD5
89457cb5c8b296b5fb9a39218b485e1a

SHA1
9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

SHA256
fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

SHA512
68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\004502.zip
Filesize
954KB

MD5
c06392edadb4f10f66702d4f03e29d63

SHA1
40856c127fd0b17bc52ee08428b9c95a013fd260

SHA256
50b72e3a3ee87aef79af3a0049a3aeb0b1851369ef5338a3e94986b29bad14eb

SHA512
bab0e36638953081d73bf37b42d029df3487e003e844fb47e808dde94eafffffa97c54a43912b953e7c79ce65ce2f715ae02040008c8d7a10bc019fe68333aba

Download Submit
C:\Windows\System32\TzDfQUst\clpsZamagxx.dll
Filesize
514.9MB

MD5
89457cb5c8b296b5fb9a39218b485e1a

SHA1
9a3df9e57fba75eb6126aa320c8fbd9b521d57ca

SHA256
fc76f47878fc0787c52a41798d49dd738e99b0faeca95832c9dab46f197b8e53

SHA512
68ab88c161821358e9c7f367493295bbe9edec5a91c688748d88733dd27576329f4803ac04a1842f3b5ddbb4b65c4eb3cad7d82ec1b60f51a34d05425744cb5d

Download Submit
memory/1160-208-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-138-0x00007FFB9C1A0000-0x00007FFB9C1B0000-memory.dmp

Filesize
64KB

Download
memory/1160-140-0x00007FFB9C1A0000-0x00007FFB9C1B0000-memory.dmp

Filesize
64KB

Download
memory/1160-136-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-134-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-135-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-133-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-137-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-209-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-210-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/1160-211-0x00007FFB9E470000-0x00007FFB9E480000-memory.dmp

Filesize
64KB

Download
memory/4008-179-0x00000000025A0000-0x00000000025FA000-memory.dmp

Filesize
360KB

Download
memory/4008-183-0x0000000000DE0000-0x0000000000DE1000-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