81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397

Analysis

max time kernel
61s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
26/11/2022, 23:19

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General

Target

81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Size

1.0MB
MD5

8a21acbf852a380590340ad21bbc5c18
SHA1

e9aa003f7218f0abbdb8d9929960ff668b2a9dce
SHA256

81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397
SHA512

b91e5803ebc07877ed2a8157c19206faed46203af0da665050364b10565a69df3e94e7f5ab52c697f7957afeaa41a6b4918278f9de6e003aa29eb5cda39c592c
SSDEEP

24576:pQP1WIt/PcyQzktVF72ofLFCQUeXkS96WJW0x:K9WiHcWFdFCBk9vWk

Score

7^/10

discovery

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 3 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	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 4 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	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3796 set thread context of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
1584	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83
PID 3796 wrote to memory of 1584	3796	81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe	83

C:\Users\Admin\AppData\Local\Temp\81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
"C:\Users\Admin\AppData\Local\Temp\81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3796
- C:\Users\Admin\AppData\Local\Temp\81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe
  "C:\Users\Admin\AppData\Local\Temp\81f2147cd46144f0030a7b9bbc8f94e1af8e9f7cf7d2c467358b104c86b2b397.exe" Track="0001001000"
  2⤵
  - Checks BIOS information in registry
  - Maps connected drives based on registry
  - Suspicious use of SetWindowsHookEx
  PID:1584

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/1584-133-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/1584-135-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/1584-136-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/1584-137-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/1584-138-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/3796-134-0x0000000000400000-0x000000000053C000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads