4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690

Analysis

max time kernel
176s
max time network
187s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 14:04

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General

Target

4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
Size

931KB
MD5

809dc9b575a79db9517de6d88bd99a8b
SHA1

11279864a973138b476f95aaa150342b67f0cf7d
SHA256

4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690
SHA512

898a4e296935cadeabaac49f8c4a8fdc6155bb836cad2525f8a704dab2a96cee994ba8fe58574e2b1b272b4555d6748a25db5a81b789a6f05dfa892fceb9575d
SSDEEP

24576:i6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YKN:i6j19rut7FoU563

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2548-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2548-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2548-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2548-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/2548-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1536 set thread context of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2548	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
2548	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
2548	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
2548	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
2548	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84
PID 1536 wrote to memory of 2548	1536	4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe	84

C:\Users\Admin\AppData\Local\Temp\4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
"C:\Users\Admin\AppData\Local\Temp\4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1536
- C:\Users\Admin\AppData\Local\Temp\4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe
  "C:\Users\Admin\AppData\Local\Temp\4038f574815b9f96dc551fd7c5780932c24c7d145592ad632bd09a7d0e62c690.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2548

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2548-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2548-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2548-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2548-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/2548-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads