Overview
overview
10Static
static
4xxwewe33/B...to.dll
windows7-x64
1xxwewe33/B...to.dll
windows10-2004-x64
1xxwewe33/E...IE.exe
windows7-x64
10xxwewe33/E...IE.exe
windows10-2004-x64
10xxwewe33/S...op.dll
windows7-x64
1xxwewe33/S...op.dll
windows10-2004-x64
1xxwewe33/S...rs.dll
windows7-x64
1xxwewe33/S...rs.dll
windows10-2004-x64
1xxwewe33/S...te.dll
windows7-x64
1xxwewe33/S...te.dll
windows10-2004-x64
1xxwewe33/S...ry.dll
windows7-x64
1xxwewe33/S...ry.dll
windows10-2004-x64
1xxwewe33/S...rs.dll
windows7-x64
1xxwewe33/S...rs.dll
windows10-2004-x64
1xxwewe33/S...fe.dll
windows7-x64
1xxwewe33/S...fe.dll
windows10-2004-x64
1xxwewe33/S...on.dll
windows7-x64
1xxwewe33/S...on.dll
windows10-2004-x64
1xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3xxwewe33/a...-0.dll
windows10-2004-x64
3Analysis
-
max time kernel
148s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/08/2024, 14:24
Behavioral task
behavioral1
Sample
xxwewe33/BouncyCastle.Crypto.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
xxwewe33/BouncyCastle.Crypto.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
xxwewe33/EIUWI383IE.exe
Resource
win7-20240705-en
Behavioral task
behavioral4
Sample
xxwewe33/EIUWI383IE.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
xxwewe33/SQLite.Interop.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
xxwewe33/SQLite.Interop.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
xxwewe33/System.Buffers.dll
Resource
win7-20240708-en
Behavioral task
behavioral8
Sample
xxwewe33/System.Buffers.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
xxwewe33/System.Data.SQLite.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
xxwewe33/System.Data.SQLite.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
xxwewe33/System.Memory.dll
Resource
win7-20240708-en
Behavioral task
behavioral12
Sample
xxwewe33/System.Memory.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
xxwewe33/System.Numerics.Vectors.dll
Resource
win7-20240729-en
Behavioral task
behavioral14
Sample
xxwewe33/System.Numerics.Vectors.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral15
Sample
xxwewe33/System.Runtime.CompilerServices.Unsafe.dll
Resource
win7-20240705-en
Behavioral task
behavioral16
Sample
xxwewe33/System.Runtime.CompilerServices.Unsafe.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral17
Sample
xxwewe33/System.Text.Json.dll
Resource
win7-20240704-en
Behavioral task
behavioral18
Sample
xxwewe33/System.Text.Json.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral19
Sample
xxwewe33/api-ms-win-core-console-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral20
Sample
xxwewe33/api-ms-win-core-datetime-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral21
Sample
xxwewe33/api-ms-win-core-debug-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral22
Sample
xxwewe33/api-ms-win-core-errorhandling-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral23
Sample
xxwewe33/api-ms-win-core-file-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral24
Sample
xxwewe33/api-ms-win-core-file-l1-2-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral25
Sample
xxwewe33/api-ms-win-core-file-l2-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral26
Sample
xxwewe33/api-ms-win-core-handle-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral27
Sample
xxwewe33/api-ms-win-core-heap-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral28
Sample
xxwewe33/api-ms-win-core-interlocked-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral29
Sample
xxwewe33/api-ms-win-core-libraryloader-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral30
Sample
xxwewe33/api-ms-win-core-localization-l1-2-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral31
Sample
xxwewe33/api-ms-win-core-memory-l1-1-0.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral32
Sample
xxwewe33/api-ms-win-core-namedpipe-l1-1-0.dll
Resource
win10v2004-20240802-en
General
-
Target
xxwewe33/api-ms-win-core-file-l2-1-0.dll
-
Size
11KB
-
MD5
534483b0f4a1924b1ae6d7e66b4a4926
-
SHA1
4e954316acd216007f4a0225b138e0c0a04fbbed
-
SHA256
c1bca1bb524c5ae3d877a099f469b6fc34288bab26ae7a7f4fc47cd869f4958d
-
SHA512
cfad2ddf8a9ad67e36e978726d8a12ca26b180f73122b2e8d19a83f73028a050d9f418e7525f576cc3a9601b3369d4494dddbde620b4011b7ca8a7ec4b0d1b12
-
SSDEEP
192:tWOhWzT71ojDBQABJUrkqnaj9RlSIFxKV:tWOhWwDBRJ4klBRAIFw
Malware Config
Signatures
-
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4000 wrote to memory of 4568 4000 rundll32.exe 87 PID 4000 wrote to memory of 4568 4000 rundll32.exe 87 PID 4000 wrote to memory of 4568 4000 rundll32.exe 87
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-file-l2-1-0.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4000 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\xxwewe33\api-ms-win-core-file-l2-1-0.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4568
-