emotet | 56387ffecce60cba738357c8c265b02eeabf088449f7d2904fcadb84cba79450

General

Target

Leepartners.com.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	3624	1548	regsvr32.exe	WINWORD.EXE

Loads dropped DLL 2 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3624 regsvr32.exe
4748 regsvr32.exe

pid	process
3624	regsvr32.exe
4748	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\ZATqhzBiuIdokh.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\OHNzq\\ZATqhzBiuIdokh.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 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 29 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

1548 WINWORD.EXE
1548 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

regsvr32.exeregsvr32.exe

pid process

3624 regsvr32.exe
3624 regsvr32.exe
4748 regsvr32.exe
4748 regsvr32.exe
4748 regsvr32.exe
4748 regsvr32.exe
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

WINWORD.EXE

pid process

1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE
1548 WINWORD.EXE

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

pid	process
1548	WINWORD.EXE
1548	WINWORD.EXE

pid	process
3624	regsvr32.exe
3624	regsvr32.exe
4748	regsvr32.exe
4748	regsvr32.exe
4748	regsvr32.exe
4748	regsvr32.exe

pid	process
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE
1548	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXEregsvr32.exe

description	pid	process	target process
PID 1548 wrote to memory of 3624	1548	WINWORD.EXE	regsvr32.exe
PID 1548 wrote to memory of 3624	1548	WINWORD.EXE	regsvr32.exe
PID 3624 wrote to memory of 4748	3624	regsvr32.exe	regsvr32.exe
PID 3624 wrote to memory of 4748	3624	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\Leepartners.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:1548

C:\Windows\System32\regsvr32.exe
"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\082443.tmp"
2⤵
- Process spawned unexpected child process
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3624

C:\Windows\system32\regsvr32.exe
C:\Windows\system32\regsvr32.exe "C:\Windows\system32\OHNzq\ZATqhzBiuIdokh.dll"
3⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
PID:4748

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\082443.tmp
Filesize
530.9MB

MD5
08d40c504500c324b683773b1c6189d9

SHA1
ef4e4454c0839fb3f7ecb352faa53b199c9975b6

SHA256
0f3ba94e10c72a31ef11bcf580ddbdabb43b5ed37b84638db1c973a1577c9be3

SHA512
5cd9ee4d9503fae7b4b0280bc63cba11fd4fa29db64e3bab3e782233929c0b79a9612b25031bddf4b9e61cf7db0fe41ab7bf646bd519d7ff178d153b4d0bc1ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\082443.tmp
Filesize
530.9MB

MD5
08d40c504500c324b683773b1c6189d9

SHA1
ef4e4454c0839fb3f7ecb352faa53b199c9975b6

SHA256
0f3ba94e10c72a31ef11bcf580ddbdabb43b5ed37b84638db1c973a1577c9be3

SHA512
5cd9ee4d9503fae7b4b0280bc63cba11fd4fa29db64e3bab3e782233929c0b79a9612b25031bddf4b9e61cf7db0fe41ab7bf646bd519d7ff178d153b4d0bc1ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\082444.zip
Filesize
970KB

MD5
3174266ac75fd27c642eba9c1a07b8dd

SHA1
2b9a6768c5d10a4117532d4735918c28ee11a31f

SHA256
0da3ae926771924fbb0c3a9db40a01fd3721793701adbc355b4dcd3b412d5e36

SHA512
4064a8426efff63ab1f38fa6900835c05583618888b3e827bdede0eab2def4ffdb3fdb0f08c62ea632f48b0ac70c3a7073066d561f61c1b7db9ae9231fac566d

Download Submit
C:\Windows\System32\OHNzq\ZATqhzBiuIdokh.dll
Filesize
530.9MB

MD5
08d40c504500c324b683773b1c6189d9

SHA1
ef4e4454c0839fb3f7ecb352faa53b199c9975b6

SHA256
0f3ba94e10c72a31ef11bcf580ddbdabb43b5ed37b84638db1c973a1577c9be3

SHA512
5cd9ee4d9503fae7b4b0280bc63cba11fd4fa29db64e3bab3e782233929c0b79a9612b25031bddf4b9e61cf7db0fe41ab7bf646bd519d7ff178d153b4d0bc1ae

Download Submit
memory/1548-136-0x00007FFC819F0000-0x00007FFC81A00000-memory.dmp

Filesize
64KB

Download
memory/1548-138-0x00007FFC7F130000-0x00007FFC7F140000-memory.dmp

Filesize
64KB

Download
memory/1548-139-0x00007FFC7F130000-0x00007FFC7F140000-memory.dmp

Filesize
64KB

Download
memory/1548-137-0x00007FFC819F0000-0x00007FFC81A00000-memory.dmp

Filesize
64KB

Download
memory/1548-133-0x00007FFC819F0000-0x00007FFC81A00000-memory.dmp

Filesize
64KB

Download
memory/1548-134-0x00007FFC819F0000-0x00007FFC81A00000-memory.dmp

Filesize
64KB

Download
memory/1548-135-0x00007FFC819F0000-0x00007FFC81A00000-memory.dmp

Filesize
64KB

Download
memory/3624-174-0x0000000002440000-0x000000000249A000-memory.dmp

Filesize
360KB

Download
memory/3624-176-0x00000000023A0000-0x00000000023A1000-memory.dmp

Filesize
4KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads