emotet | 8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc

General

Target

8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc.dll
Size

653KB
MD5

86f33487a2071d4cce311219c5638ffb
SHA1

03c4de127d01663ed1f4fba882ddd3e6431157aa
SHA256

8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc
SHA512

a9697cbc356b872e743385a1ef79cb7d4a89de712912d3904535bb81fa9be6f1244f85dbedba2b7cb0b3742a877aa7b5a9dca6d658cef2d28a9ba0fec5040345

Score

10^/10

emotet epoch5 banker persistence suricata trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch5

C2

51.178.61.60:443

168.197.250.14:80

45.79.33.48:8080

196.44.98.190:8080

177.72.80.14:7080

51.210.242.234:8080

185.148.169.10:8080

142.4.219.173:8080

78.47.204.80:443

78.46.73.125:443

37.44.244.177:8080

37.59.209.141:8080

191.252.103.16:80

54.38.242.185:443

85.214.67.203:8080

54.37.228.122:443

207.148.81.119:8080

195.77.239.39:8080

66.42.57.149:443

195.154.146.35:443

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Registers COM server for autorun 1 TTPs
persistence

Registry Run Keys / Startup Folder
T1060
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata: ET MALWARE ABUSE.CH SSL Blacklist Malicious SSL certificate detected (Dridex/Trickbot CnC)
suricata
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

18 2732 rundll32.exe
Drops file in System32 directory 1 IoCs

Processes:

rundll32.exe

description ioc process

File opened for modification C:\Windows\SysWOW64\Rcibnmgzkga\smeeudaptizp.cdx rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	pid	process
18	2732	rundll32.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\Rcibnmgzkga\smeeudaptizp.cdx	rundll32.exe

Modifies registry class 44 IoCs

Processes:

FileSyncConfig.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\FolderValueFlags = "40"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SHELLFOLDER	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\Attributes = "17"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\SysWow64\\shell32.dll"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32\ = "%systemroot%\\system32\\shell32.dll"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INPROCSERVER32	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\INSTANCE\INITPROPERTYBAG	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}"	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_CLASSES\WOW6432NODE\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DEFAULTICON	FileSyncConfig.exe
Key deleted	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ = "OneDrive"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder\Attributes = "4034920525"	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\InitPropertyBag\TargetKnownFolder = "{a52bba46-e9e1-435f-b3d9-28daa648c0f6}"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\InProcServer32	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Microsoft\\OneDrive\\OneDrive.exe,0"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\ShellFolder	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\System.IsPinnedToNameSpaceTree = "1"	FileSyncConfig.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\SortOrderIndex = "66"	FileSyncConfig.exe
Key created	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	FileSyncConfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\CLSID = "{0E5AAE11-A475-4c5b-AB00-C66DE400274E}"	FileSyncConfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exe

pid process

2732 rundll32.exe
2732 rundll32.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

rundll32.exe

pid process

4668 rundll32.exe

pid	process
2732	rundll32.exe
2732	rundll32.exe

pid	process
4668	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

rundll32.exerundll32.exerundll32.exerundll32.exe

description	pid	process	target process
PID 4504 wrote to memory of 4488	4504	rundll32.exe	rundll32.exe
PID 4504 wrote to memory of 4488	4504	rundll32.exe	rundll32.exe
PID 4504 wrote to memory of 4488	4504	rundll32.exe	rundll32.exe
PID 4488 wrote to memory of 4668	4488	rundll32.exe	rundll32.exe
PID 4488 wrote to memory of 4668	4488	rundll32.exe	rundll32.exe
PID 4488 wrote to memory of 4668	4488	rundll32.exe	rundll32.exe
PID 4668 wrote to memory of 3084	4668	rundll32.exe	rundll32.exe
PID 4668 wrote to memory of 3084	4668	rundll32.exe	rundll32.exe
PID 4668 wrote to memory of 3084	4668	rundll32.exe	rundll32.exe
PID 3084 wrote to memory of 2732	3084	rundll32.exe	rundll32.exe
PID 3084 wrote to memory of 2732	3084	rundll32.exe	rundll32.exe
PID 3084 wrote to memory of 2732	3084	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4504

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:4488

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\8a9f505ea543053f6de60a1e915faed0de95b24eba28faeb09ea3231162d1cfc.dll",Control_RunDLL
3⤵
- Drops file in System32 directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4668

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Rcibnmgzkga\smeeudaptizp.cdx",vxmzfuUzZzbhck
4⤵
- Suspicious use of WriteProcessMemory
PID:3084

C:\Windows\SysWOW64\rundll32.exe
C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Rcibnmgzkga\smeeudaptizp.cdx",Control_RunDLL
5⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
PID:2732

C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe
"C:\Users\Admin\AppData\Local\Microsoft\OneDrive\21.220.1024.0005\FileSyncConfig.exe"
1⤵
- Modifies registry class
PID:1168

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2732-141-0x0000000000000000-mapping.dmp

Download
memory/2732-161-0x0000000005940000-0x0000000005968000-memory.dmp

Filesize
160KB

Download
memory/2732-158-0x0000000005860000-0x0000000005888000-memory.dmp

Filesize
160KB

Download
memory/2732-155-0x0000000005780000-0x00000000057A8000-memory.dmp

Filesize
160KB

Download
memory/2732-152-0x00000000056A0000-0x00000000056C8000-memory.dmp

Filesize
160KB

Download
memory/2732-149-0x00000000055C0000-0x00000000055E8000-memory.dmp

Filesize
160KB

Download
memory/2732-146-0x00000000053E0000-0x0000000005408000-memory.dmp

Filesize
160KB

Download
memory/2732-143-0x0000000003550000-0x0000000003578000-memory.dmp

Filesize
160KB

Download
memory/3084-135-0x0000000000000000-mapping.dmp

Download
memory/3084-136-0x0000000000950000-0x0000000000978000-memory.dmp

Filesize
160KB

Download
memory/4488-115-0x0000000000000000-mapping.dmp

Download
memory/4488-116-0x0000000003330000-0x0000000003358000-memory.dmp

Filesize
160KB

Download
memory/4668-138-0x00000000050A0000-0x00000000050C8000-memory.dmp

Filesize
160KB

Download
memory/4668-132-0x0000000004F40000-0x0000000004F68000-memory.dmp

Filesize
160KB

Download
memory/4668-129-0x0000000004EE0000-0x0000000004F08000-memory.dmp

Filesize
160KB

Download
memory/4668-126-0x0000000004D40000-0x0000000004D68000-memory.dmp

Filesize
160KB

Download
memory/4668-123-0x0000000004A90000-0x0000000004AB8000-memory.dmp

Filesize
160KB

Download
memory/4668-120-0x0000000001000000-0x0000000001028000-memory.dmp

Filesize
160KB

Download
memory/4668-119-0x0000000000000000-mapping.dmp

Download

Analysis

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