7a6bf25e7c8926f85613dcb4d5f72cdc85dcb4e67a3dc178c72666d8ad16a729

Analysis

max time kernel
140s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/10/2024, 09:45

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General

Target

wyko_electromechanical_services_ltd.scr
Size

68KB
MD5

21f17bc44bfb3beab2792aebc74fdd06
SHA1

4000707e1ed33dc9059f915f2662364b0d3ac7e7
SHA256

e1772da63f62cc0c9c35bb6a5c9b5221e1e84341549e115ed6a9b28f5a70d7de
SHA512

25ccd59eb3e5ef692813a54edb64e88718b5c07c37ef382740b2b4f75277729f34c7defd7cc091b0fc5184e9cc2bf655d6d94442c9976a86451a6662adad1788
SSDEEP

768:aAygo5ebZ7ok3FZ9ypL0vzJDsOq2YAp7CP:w19k7QwrJgOqHt

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

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

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wyko_electromechanical_services_ltd.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WINWORD.EXE

Office loads VBA resources, possible macro or embedded object present

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1652	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1652	WINWORD.EXE
1652	WINWORD.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2292 wrote to memory of 1652	2292	wyko_electromechanical_services_ltd.scr	28
PID 2292 wrote to memory of 1652	2292	wyko_electromechanical_services_ltd.scr	28
PID 2292 wrote to memory of 1652	2292	wyko_electromechanical_services_ltd.scr	28
PID 2292 wrote to memory of 1652	2292	wyko_electromechanical_services_ltd.scr	28
PID 1652 wrote to memory of 2624	1652	WINWORD.EXE	32
PID 1652 wrote to memory of 2624	1652	WINWORD.EXE	32
PID 1652 wrote to memory of 2624	1652	WINWORD.EXE	32
PID 1652 wrote to memory of 2624	1652	WINWORD.EXE	32

C:\Users\Admin\AppData\Local\Temp\wyko_electromechanical_services_ltd.scr
"C:\Users\Admin\AppData\Local\Temp\wyko_electromechanical_services_ltd.scr" /S
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2292
- 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\wyko_electromechanical_services_ltd.rtf"
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1652
- - C:\Windows\splwow64.exe
    C:\Windows\splwow64.exe 12288
    3⤵
    PID:2624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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\wyko_electromechanical_services_ltd.rtf

Filesize
3KB

MD5
9fce3b0133ad2796442f5a0e18b681a5

SHA1
5972e80cc00e89be846692540921c5dfeac5d017

SHA256
8ae683fa2b323bd63bee7040b41f1213b74ea05526972d52c210b8b2110ccead

SHA512
04ffe802cbb0383df1825985e11025f1cc53de8d68ca38525ac5fdcd266f6f4bb1858f78a1317c3857f891527fc18a95e48991d6f6e1fe36cdca2d7aebfdb40b

Download Submit
memory/1652-7-0x000000002FF21000-0x000000002FF22000-memory.dmp

Filesize
4KB

Download
memory/1652-9-0x00000000719FD000-0x0000000071A08000-memory.dmp

Filesize
44KB

Download
memory/1652-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1652-23-0x00000000719FD000-0x0000000071A08000-memory.dmp

Filesize
44KB

Download
memory/2292-0-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2292-2-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/2292-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2292-18-0x0000000000250000-0x0000000000251000-memory.dmp

Filesize
4KB

Download
memory/2292-19-0x0000000000401000-0x0000000000404000-memory.dmp

Filesize
12KB

Download
memory/2292-21-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2292-22-0x00000000050E0000-0x00000000050F1000-memory.dmp

Filesize
68KB

Download