2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 10:01

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General

Target

2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe
Size

668KB
MD5

7b8047fdbb913497713a07aeed0d0f4c
SHA1

daff3f98ac5b4f4dda7b290c68686a46f66715d7
SHA256

2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a
SHA512

5d39b6929b9bd5380646bea1200da95a4701d6499e1513fa4e409dbb3c440a34e26ca7cae08b31b8ca91c35208e811d6fa524e220d113e8119490420f65f9554
SSDEEP

12288:G5CzN33A8vsuRZsoLPFTbgFFpJHXGydE1hsL+7j/1kjSQ1bLC4QVtLm8A:fzN33A8vlRLPQAyLE1kjUVZo

Score

4^/10

discovery

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

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

Processes:

2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exedw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

dw20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

dw20.exe

description	pid	process
Token: SeRestorePrivilege	4796	dw20.exe
Token: SeBackupPrivilege	4796	dw20.exe
Token: SeBackupPrivilege	4796	dw20.exe
Token: SeBackupPrivilege	4796	dw20.exe
Token: SeBackupPrivilege	4796	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe

description	pid	process	target process
PID 4532 wrote to memory of 4796	4532	2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe	dw20.exe
PID 4532 wrote to memory of 4796	4532	2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe	dw20.exe
PID 4532 wrote to memory of 4796	4532	2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe
"C:\Users\Admin\AppData\Local\Temp\2f7e4765fc3bff8324b7353df04b086292c5a70f788d8193c95d1fc00f43f18a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4532

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1088
2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

memory/4532-0-0x0000000074F62000-0x0000000074F63000-memory.dmp

Filesize
4KB

Download
memory/4532-1-0x0000000074F60000-0x0000000075511000-memory.dmp

Filesize
5.7MB

Download
memory/4532-2-0x0000000074F60000-0x0000000075511000-memory.dmp

Filesize
5.7MB

Download
memory/4532-3-0x0000000074F62000-0x0000000074F63000-memory.dmp

Filesize
4KB

Download
memory/4532-4-0x0000000074F60000-0x0000000075511000-memory.dmp

Filesize
5.7MB

Download
memory/4532-11-0x0000000074F60000-0x0000000075511000-memory.dmp

Filesize
5.7MB

Download