669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849

Analysis

max time kernel
92s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 12:24

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General

Target

669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
Size

931KB
MD5

dcb7c0c236786f054a1183fb1b73df4b
SHA1

e93e2beb962e15256e8d9cae8f8dc544dd326c92
SHA256

669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849
SHA512

7a5ea4418c6195786e07dd709cb8c311289d66fb4f423eb6bf3656e7a6f8eab1990bbcabfe7485ea62dc4da57e575f9034af1711d348687e0483a3c0eccff27f
SSDEEP

24576:C6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK:C6j19rut7FoU56

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1236-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1236-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1236-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1236-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1236-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/1236-139-0x0000000000400000-0x00000000004EA000-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	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.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	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 428 set thread context of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1236	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
1236	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
1236	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
1236	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
1236	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81
PID 428 wrote to memory of 1236	428	669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe	81

C:\Users\Admin\AppData\Local\Temp\669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
"C:\Users\Admin\AppData\Local\Temp\669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:428
- C:\Users\Admin\AppData\Local\Temp\669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe
  "C:\Users\Admin\AppData\Local\Temp\669e6d7b6b9b5c85823027014ddd87976000c44dea7698d52457ebb054095849.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1236

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/1236-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1236-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1236-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1236-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1236-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/1236-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads