5015af8fb5725c4c9ebac28a890128587b888acddab6cc9ff06e94e782713882

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 03:46

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General

Target

Tuyen bo chung Viet Nam - Hoa Ky - Infected and EnCrypted.doc
Size

57KB
MD5

9ce30fe9bccb3d09b8326d9c2b4326d8
SHA1

a9174fec5d81977eee9de2658a92fa9e4de76dd4
SHA256

2d20d5751ffbac9290271969860106fdd34309878a1e06f9dbcac23a7f50b571
SHA512

ba1dae484f846fbb18df4a3abbb54bcf22549ec4762db34560afacacf226f6c62ca37ad2045193770dcfc1ff61a08e3a47369b6352d5d282146a3afcc91bf83f
SSDEEP

768:jwox3E+dBeFwhLsYyB/ZOy8gOKHwlidfeEXy:B3FdBmwhLsYCJH/

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

WINWORD.EXE

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present
NTFS ADS 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\~WRD0000.tmp\:Zone.Identifier:$DATA WINWORD.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

2992 WINWORD.EXE
Suspicious behavior: RenamesItself 1 IoCs

Processes:

WINWORD.EXE

pid process

2992 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

2992 WINWORD.EXE
2992 WINWORD.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\~WRD0000.tmp\:Zone.Identifier:$DATA	WINWORD.EXE

pid	process
2992	WINWORD.EXE

pid	process
2992	WINWORD.EXE

pid	process
2992	WINWORD.EXE
2992	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 2992 wrote to memory of 2696	2992	WINWORD.EXE	splwow64.exe
PID 2992 wrote to memory of 2696	2992	WINWORD.EXE	splwow64.exe
PID 2992 wrote to memory of 2696	2992	WINWORD.EXE	splwow64.exe
PID 2992 wrote to memory of 2696	2992	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Tuyen bo chung Viet Nam - Hoa Ky - Infected and EnCrypted.doc"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Tuyen bo chung Viet Nam - Hoa Ky - Infected and EnCrypted.doc

Filesize
56KB

MD5
2333dd7f156e1adbb598429e701d5b7a

SHA1
5c85c5d893a37fd1848c29763372c947e4f3f336

SHA256
7cd2f99d4c179ae90faf9b7e7d24b3f1daa9c20f611603f38dba71ca11921da9

SHA512
d47b62d71718793e0fb1f0abeb50b12e257072497cf56ee86612ccf52299153f1c549d3ec22fcd77611e6b610f80a0db9fcdbc1cc83b2f9ff3b44e53c4dba77a

Download Submit
memory/2992-12-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-11-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-7-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-4-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-5-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-13-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-2-0x000000007124D000-0x0000000071258000-memory.dmp

Filesize
44KB

Download
memory/2992-0-0x000000002FE51000-0x000000002FE52000-memory.dmp

Filesize
4KB

Download
memory/2992-14-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-9-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-8-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-6-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download
memory/2992-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2992-31-0x000000007124D000-0x0000000071258000-memory.dmp

Filesize
44KB

Download
memory/2992-32-0x0000000000750000-0x0000000000850000-memory.dmp

Filesize
1024KB

Download