a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23

Analysis

max time kernel
180s
max time network
189s
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, 09:36

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General

Target

a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
Size

935KB
MD5

2ff892e19b4cd4217888b3039844f0d8
SHA1

cc7b95ced877286a73e51d855b2e4ed8c9436a49
SHA256

a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23
SHA512

0e975c8a751178cf44c49924541a30e707456486b045786b5e88d7c4c563bf875052722c502440ae024e2b4441307c32c630349ef4b8097dab1696c6eb36d946
SSDEEP

12288:Z5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x48z:ZyHv5Z+Wzv7AiBll0OBWi6si9Gf

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/5092-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5092-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5092-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5092-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5092-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/5092-139-0x0000000000400000-0x00000000004F2000-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	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.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	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1580 set thread context of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
5092	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84
PID 1580 wrote to memory of 5092	1580	a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe	84

C:\Users\Admin\AppData\Local\Temp\a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
"C:\Users\Admin\AppData\Local\Temp\a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Users\Admin\AppData\Local\Temp\a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe
  "C:\Users\Admin\AppData\Local\Temp\a7fdafa6b2420b8bc8e21a1948da572761f8f1c15c0ee45eccafdd159b406b23.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:5092

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/5092-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5092-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5092-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5092-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5092-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/5092-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads