d7d702bd85e4fcc997f43064e9e240233262496a7f0c4dce3edbbbbc2372a2c9

Analysis

max time kernel
15s
max time network
18s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20/08/2024, 11:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Shielden/Shielden_Slim.cmd
Size

24B
MD5

ad0b1a79b318117f1cf10a061f67a63d
SHA1

683542fa686688037f3cb81f35e4831b0e69ea16
SHA256

6272eb8dbc3c62e1a222cadc1d4179a758ee0f76725efbef98beae94f3f608ac
SHA512

84bda61964d15a65f6c7a2619d315b778b2faf353aca77321e9a8e707356aa240ed3ca5232394aa72ceccb9c11923fdf7b99f6fd713b916ab05bde3b3346fbc8

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
832	Shielden.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
832	Shielden.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Shielden.exe

Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs

pid	Process
832	Shielden.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
832	Shielden.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 448 wrote to memory of 832	448	cmd.exe	30
PID 448 wrote to memory of 832	448	cmd.exe	30
PID 448 wrote to memory of 832	448	cmd.exe	30
PID 448 wrote to memory of 832	448	cmd.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Shielden\Shielden_Slim.cmd"
1⤵
- Suspicious use of WriteProcessMemory
PID:448
- C:\Users\Admin\AppData\Local\Temp\Shielden\Shielden.exe
  Shielden.exe /slim
  2⤵
  - Loads dropped DLL
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: CmdExeWriteProcessMemorySpam
  - Suspicious use of SetWindowsHookEx
  PID:832

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\SEFD24.tmp

Filesize
1024B

MD5
12871388b682b159ddd85545302a289d

SHA1
76b47377da188fcfddeefa0f940287f1cce9885d

SHA256
cc033f00e96cae1829e3a5c15150fe68a62f65440f1b158d9257370fbc488a9b

SHA512
d60953b62d08e52fa2860db257e2bdbaa97e7eff7007617857f7b30a76f7c7ba81f8444d313a6ad496adbbaede5af1661e72522046789bb9aee1340f7ac12c7d

Download Submit
memory/832-528-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-180-0x0000000000400000-0x0000000001192000-memory.dmp

Filesize
13.6MB

Download
memory/832-516-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-518-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-520-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-534-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-548-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-550-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-505-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-507-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-508-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-514-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-512-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-510-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-522-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-524-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-0-0x00000000033B0000-0x0000000003531000-memory.dmp

Filesize
1.5MB

Download
memory/832-526-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-562-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-532-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-536-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-546-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-544-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-542-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-540-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-538-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-566-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-564-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-530-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-560-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-558-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-556-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-554-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-552-0x0000000003610000-0x0000000003711000-memory.dmp

Filesize
1.0MB

Download
memory/832-2-0x0000000075670000-0x00000000756B7000-memory.dmp

Filesize
284KB

Download
memory/832-2566-0x0000000000400000-0x0000000001192000-memory.dmp

Filesize
13.6MB

Download