b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187

Analysis

max time kernel
91s
max time network
137s
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, 08:50

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General

Target

b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
Size

935KB
MD5

fe40a534f86ee0222c3ae6009c538e62
SHA1

394bf8440d155b4e4ff7a03aa8293b84cc38741e
SHA256

b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187
SHA512

3874704c395aa4cf9538f7ca7f0eabb56c7063a334f2208469a7df76bd30c53405bda81bd0e4f84568bd056f59fe412f68302d8b32cb1fb07bd14ae87a0a2426
SSDEEP

12288:45Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:4yHv5Z+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/4568-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4568-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4568-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4568-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/4568-138-0x0000000000400000-0x00000000004F2000-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	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.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	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3868 set thread context of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
4568	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81
PID 3868 wrote to memory of 4568	3868	b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe	81

C:\Users\Admin\AppData\Local\Temp\b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
"C:\Users\Admin\AppData\Local\Temp\b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3868
- C:\Users\Admin\AppData\Local\Temp\b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe
  "C:\Users\Admin\AppData\Local\Temp\b974bcdc53c321b1fd874a7f0d30c1aa5771f4868803fab6e8e80e2615f02187.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4568

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/4568-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4568-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4568-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4568-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/4568-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads