828803e774a6a8a421b89862344bcce0445e8f38664baa1ceea169633fb3a73a

General

Target

BANK COPY.doc
Size

440KB
MD5

978891042c401f4f06a7575d86c62533
SHA1

1e51fadad4f54b068a3693aec6693c78feba3ee0
SHA256

828803e774a6a8a421b89862344bcce0445e8f38664baa1ceea169633fb3a73a
SHA512

71dd81bae7d55713a4716a29ece7af66d5a6d73d835b08bda29fdefe9d98a8a11921b64d6825f52a9e55cc9c087008811abb330c8c247d0c573b0a4eca83adaa

Score

1^/10

Malware Config

Signatures

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

NTFS ADS 1 IoCs

Processes:

WINWORD.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Local\Temp\{505E73B8-FD67-4869-90CD-6AC819AEFDC6}\BANK COPY.exe:Zone.Identifier	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

WINWORD.EXE

pid process

3672 WINWORD.EXE
3672 WINWORD.EXE

Suspicious use of SetWindowsHookEx 17 IoCs

Processes:

WINWORD.EXE

pid	process
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE
3672	WINWORD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 3672 wrote to memory of 4956	3672	WINWORD.EXE	splwow64.exe
PID 3672 wrote to memory of 4956	3672	WINWORD.EXE	splwow64.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\BANK COPY.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3672

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:4956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3672-115-0x00007FFB51920000-0x00007FFB51930000-memory.dmp

Filesize
64KB

Download
memory/3672-116-0x00007FFB51920000-0x00007FFB51930000-memory.dmp

Filesize
64KB

Download
memory/3672-117-0x00007FFB51920000-0x00007FFB51930000-memory.dmp

Filesize
64KB

Download
memory/3672-118-0x00007FFB51920000-0x00007FFB51930000-memory.dmp

Filesize
64KB

Download
memory/3672-119-0x00000204F83D0000-0x00000204F83D2000-memory.dmp

Filesize
8KB

Download
memory/3672-120-0x00000204F83D0000-0x00000204F83D2000-memory.dmp

Filesize
8KB

Download
memory/3672-121-0x00007FFB51920000-0x00007FFB51930000-memory.dmp

Filesize
64KB

Download
memory/3672-122-0x00000204F83D0000-0x00000204F83D2000-memory.dmp

Filesize
8KB

Download
memory/4956-283-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads