dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40

General

Target

dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
Size

152KB
MD5

6e3178ee7a0894dee8c577e8bb8f3750
SHA1

9d5c1078e05e1ee73f63c17a855f19fdd975fb50
SHA256

dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40
SHA512

7010ddb5db0f1127b9c6f7c7d051d51334dbf1758e231f3779360e96cae90ada3ccdf1ed77a7cbdbb8aa7f49c1956425eb43cf334088717a2b95aa81bdb74e0c
SSDEEP

1536:lzNKV3/aaIYIvZYZb6cip7Qq/buTm+2hOx42T8sbEnruK2KuFxk+K5eTAKxaRkfS:lzN6ipDcf0zDuyhpq2JiAKxtGhzuS

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\software\WOW6432Node\Microsoft\Windows\CurrentVersion\run	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\X:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\P:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\R:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\Q:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\N:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\Z:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\Y:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\W:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\V:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\T:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\M:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\J:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\I:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\G:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\E:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\U:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\S:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\L:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\K:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\F:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\O:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened (read-only)	\??\H:	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\autorun.inf	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2364	4804	WerFault.exe	82

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 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

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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
4276	winword.exe
4276	winword.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4804	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
4804	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4276	winword.exe
4276	winword.exe
4276	winword.exe
4276	winword.exe
4276	winword.exe
4276	winword.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 4276	4804	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe	84
PID 4804 wrote to memory of 4276	4804	dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe	84

C:\Users\Admin\AppData\Local\Temp\dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe
"C:\Users\Admin\AppData\Local\Temp\dd8144ead06dd0afa2a363b6d657d12fc3f086d53c2264f9f1fe68270af6ff40.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Program Files\Microsoft Office\Root\Office16\winword.exe
  "C:\Program Files\Microsoft Office\Root\Office16\winword.exe"
  2⤵
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  PID:4276
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 740
  2⤵
  - Program crash
  PID:2364

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4804 -ip 4804
1⤵
PID:5084

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4276-138-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-145-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-134-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-135-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-136-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-137-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-140-0x00007FF83D570000-0x00007FF83D580000-memory.dmp

Filesize
64KB

Download
memory/4276-146-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-141-0x00007FF83D570000-0x00007FF83D580000-memory.dmp

Filesize
64KB

Download
memory/4276-143-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4276-144-0x00007FF83FCF0000-0x00007FF83FD00000-memory.dmp

Filesize
64KB

Download
memory/4804-139-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4804-132-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads