emotet | 46ecb20f2c1402dd4c4f6d15497b687b0a317a8d74839314010d2c561ac36afa

General

Target

form Dt 03.07.2023.doc
Size

504.2MB
MD5

c783f713fc7ab02805c1409071a50a63
SHA1

6d1d1cf672eac9a5785a27f260d961b6989000ff
SHA256

2f9475299156547969aec53ba9cf58863e541d7e43a695dbf9806d23336046a8
SHA512

1d53560f6975d58c265d3e13b69a8ce5d1eb67508f21a7d7341406ad77a1df616f8beda0dea7b0c1cf6d125663cc2d570978a53249e6ab87616db72122ae0932
SSDEEP

3072:eoEW2aOtFjH0lP2IpjctfRcVVwEi/A8NVM1wIOCbX6bYLjWFJuvx7ueK6:ZE1aOtFa2I9c3aVw4zwxCbJ4Jup

Score

10^/10

emotet epoch4 banker persistence trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch4

C2

129.232.188.93:443

164.90.222.65:443

159.65.88.10:8080

172.105.226.75:8080

115.68.227.76:8080

187.63.160.88:80

169.57.156.166:8080

185.4.135.165:8080

153.126.146.25:7080

197.242.150.244:8080

139.59.126.41:443

186.194.240.217:443

103.132.242.26:8080

206.189.28.199:8080

163.44.196.120:8080

95.217.221.146:8080

159.89.202.34:443

119.59.103.152:8080

183.111.227.137:8080

201.94.166.162:443

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.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	1004	3456	regsvr32.exe	14

Loads dropped DLL 2 IoCs

pid	Process
1004	regsvr32.exe
4752	regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\oVbVOCOr.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UCUPhJV\\oVbVOCOr.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

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

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 1 IoCs

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

description	flow	ioc
HTTP User-Agent header	74	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3456	WINWORD.EXE
3456	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1004	regsvr32.exe
1004	regsvr32.exe
4752	regsvr32.exe
4752	regsvr32.exe
4752	regsvr32.exe
4752	regsvr32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE
3456	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 1004	3456	WINWORD.EXE	98
PID 3456 wrote to memory of 1004	3456	WINWORD.EXE	98
PID 1004 wrote to memory of 4752	1004	regsvr32.exe	100
PID 1004 wrote to memory of 4752	1004	regsvr32.exe	100

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\form Dt 03.07.2023.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:3456
- C:\Windows\System32\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\163940.tmp"
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1004
- - C:\Windows\system32\regsvr32.exe
    C:\Windows\system32\regsvr32.exe "C:\Windows\system32\UCUPhJV\oVbVOCOr.dll"
    3⤵
    - Loads dropped DLL
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    PID:4752

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\163940.tmp

Filesize
534.7MB

MD5
ce78d1c161c74f01e42eba5d1b36eba4

SHA1
48fcf50232c8895e1a0821fe577bfea3840e5baf

SHA256
1123590c74f22e24e047fb79c74bf61a4d2d52326805d046dd668c4c50b1318e

SHA512
8292eed0694f982a92dd919e2eff253f769384af4c3d7fdeae615bf13c19523b7a35efa263cf925b66d88c267296be7c3622671f7ed9460086bf9ff77355b651

Download Submit
C:\Users\Admin\AppData\Local\Temp\163940.tmp

Filesize
534.7MB

MD5
ce78d1c161c74f01e42eba5d1b36eba4

SHA1
48fcf50232c8895e1a0821fe577bfea3840e5baf

SHA256
1123590c74f22e24e047fb79c74bf61a4d2d52326805d046dd668c4c50b1318e

SHA512
8292eed0694f982a92dd919e2eff253f769384af4c3d7fdeae615bf13c19523b7a35efa263cf925b66d88c267296be7c3622671f7ed9460086bf9ff77355b651

Download Submit
C:\Users\Admin\AppData\Local\Temp\164016.zip

Filesize
883KB

MD5
d8e99f56b1c9e3d458cfdfb53a632c02

SHA1
57c285c627477b23e91510e470d244ae3e7cf99a

SHA256
1b99df9e79b7e53d6009db24fe117b28b73d28ba5d5200aa0abe7b2d5d2f3631

SHA512
9e6e6027f3bf320a356308785f9b294a81b26a666f184031cff92b40a7b9c8f6fe198093ce159e1d1d9ce30c42f8aa0d4278b99170722ee930628b64bcf848d1

Download Submit
C:\Windows\System32\UCUPhJV\oVbVOCOr.dll

Filesize
534.7MB

MD5
ce78d1c161c74f01e42eba5d1b36eba4

SHA1
48fcf50232c8895e1a0821fe577bfea3840e5baf

SHA256
1123590c74f22e24e047fb79c74bf61a4d2d52326805d046dd668c4c50b1318e

SHA512
8292eed0694f982a92dd919e2eff253f769384af4c3d7fdeae615bf13c19523b7a35efa263cf925b66d88c267296be7c3622671f7ed9460086bf9ff77355b651

Download Submit
memory/1004-178-0x0000000180000000-0x000000018002D000-memory.dmp

Filesize
180KB

Download
memory/1004-181-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

Filesize
4KB

Download
memory/3456-134-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-136-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-135-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-139-0x00007FFC7AB80000-0x00007FFC7AB90000-memory.dmp

Filesize
64KB

Download
memory/3456-137-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-138-0x00007FFC7AB80000-0x00007FFC7AB90000-memory.dmp

Filesize
64KB

Download
memory/3456-133-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-210-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-211-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-212-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/3456-213-0x00007FFC7CD30000-0x00007FFC7CD40000-memory.dmp

Filesize
64KB

Download
memory/4752-188-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/4752-229-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads