d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab

Analysis

max time kernel
137s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
28-07-2023 04:22

Target

d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe
Size

274KB
MD5

a0bfccb8cc68d350b02287d70507e70d
SHA1

3b274838cd098c2f26ece2928300fe4f1e24a9d4
SHA256

d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab
SHA512

2e697d859c3c40acf033b20716fd2ecf427dbd85db470fd42907090b17dd73b7ba2506a9c56836d75f9f52ffead67258c7fb24de03715293d63ba0c349ff8cec
SSDEEP

6144:PYa689fXW3LMiiTEqOyYKFEZWAQoAALLg6UM6KYUvjuyT2XH9PDD0:PYS9fXW+TEqdXkLg6YUrui2Xd7D0

Score

7^/10

Loads dropped DLL 1 IoCs

pid	Process
4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4916 set thread context of 3824	4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe	86

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3824	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe
3824	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4916 wrote to memory of 3824	4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe	86
PID 4916 wrote to memory of 3824	4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe	86
PID 4916 wrote to memory of 3824	4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe	86
PID 4916 wrote to memory of 3824	4916	d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe	86

C:\Users\Admin\AppData\Local\Temp\d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe
"C:\Users\Admin\AppData\Local\Temp\d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4916
- C:\Users\Admin\AppData\Local\Temp\d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe
  "C:\Users\Admin\AppData\Local\Temp\d587be51aa8da3d6ec72c1c3ad9c24c04c5ef97d4da7f8edb9c0ae04f6e111ab.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3824

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

C:\Users\Admin\AppData\Local\Temp\nsk121E.tmp\wkybeb.dll

Filesize
49KB

MD5
9da370474c2a7427495e83bed70b87ab

SHA1
de2b22ba5cf618e0fc6ff30a8927820f1544068a

SHA256
9cba1183ed6a9a89a34805730da01edaed2026b3d3cad0e3ef9710fbeb3ec442

SHA512
bc736a5dcf5d6e227773dd59747eeb0f0035f09bc93bb85d9dc78c48e1fa62a17cef3f200102a47b94fe868020caf52aa0e3cc93b93d26db483b46e5f7aef54a

Download Submit
memory/3824-140-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/3824-141-0x0000000000A50000-0x0000000000D9A000-memory.dmp

Filesize
3.3MB

Download
memory/3824-142-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/4916-139-0x00000000000A0000-0x00000000001A0000-memory.dmp

Filesize
1024KB

Download