a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf

Analysis

max time kernel
32s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 09:48

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General

Target

a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
Size

935KB
MD5

b5fe6eb1d0cae3321a8bbd34e4a10bea
SHA1

35d19e6c0b05cc46978f952b8a6b8bd098df5a3f
SHA256

a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf
SHA512

a0a7a466146533310e08282af025a56aee795cbdb69b6ab1f868748a2ab0280237972cfde94fbaa0b4674bd434f9a31d5fe6d6708943898d4bd56b7e88b7f5b1
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:pyHv5Z+Wzv7AiBll0OBWi6si9G

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/3360-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3360-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3360-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3360-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/3360-138-0x0000000000400000-0x00000000004F2000-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	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.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	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4572 set thread context of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
3360	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77
PID 4572 wrote to memory of 3360	4572	a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe	77

C:\Users\Admin\AppData\Local\Temp\a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
"C:\Users\Admin\AppData\Local\Temp\a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Users\Admin\AppData\Local\Temp\a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe
  "C:\Users\Admin\AppData\Local\Temp\a2d2769ecdf0bbf929a2f82be4c207ec85f44631ef3017e5c3901284052a0aaf.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:3360

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/3360-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3360-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3360-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3360-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/3360-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads