9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4

Analysis

max time kernel
140s
max time network
142s
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 10:46

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General

Target

9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe
Size

622KB
MD5

ba04e842e78270cbf6fb2ac5b8a78cee
SHA1

04b5e9c956984c0344c074030122d178e661ad86
SHA256

9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4
SHA512

787d97583a275fea7ee709dd2b08f6b2320b963aae99f0e0cf36325d12e362e9d5b2790741ee87ec6189507684e10288f0266a71e9fe617bd0ca85028536a8c9
SSDEEP

12288:/NCz9D68kHEzzpKNpzKx3lPyXFFyrkH1Q1AEcKqqhDIsMSK4+qrFGVtLt2:wzPnpK3KLSTm19qsDI+K41FGVZ4

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:

dw20.exe9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.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	4764	dw20.exe
Token: SeBackupPrivilege	4764	dw20.exe
Token: SeBackupPrivilege	4764	dw20.exe
Token: SeBackupPrivilege	4764	dw20.exe
Token: SeBackupPrivilege	4764	dw20.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe

description	pid	process	target process
PID 4952 wrote to memory of 4764	4952	9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe	dw20.exe
PID 4952 wrote to memory of 4764	4952	9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe	dw20.exe
PID 4952 wrote to memory of 4764	4952	9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe	dw20.exe

C:\Users\Admin\AppData\Local\Temp\9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe
"C:\Users\Admin\AppData\Local\Temp\9d4758703ed1e3968a75f93405df6202a6b1b749f7806965560c23237fdfe2b4.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4952

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 1092
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:4764

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/4952-0-0x0000000074AD2000-0x0000000074AD3000-memory.dmp

Filesize
4KB

Download
memory/4952-1-0x0000000074AD0000-0x0000000075081000-memory.dmp

Filesize
5.7MB

Download
memory/4952-2-0x0000000074AD0000-0x0000000075081000-memory.dmp

Filesize
5.7MB

Download
memory/4952-3-0x0000000074AD2000-0x0000000074AD3000-memory.dmp

Filesize
4KB

Download
memory/4952-4-0x0000000074AD0000-0x0000000075081000-memory.dmp

Filesize
5.7MB

Download
memory/4952-11-0x0000000074AD0000-0x0000000075081000-memory.dmp

Filesize
5.7MB

Download