b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f

Analysis

max time kernel
44s
max time network
98s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 09:06

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General

Target

b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe
Size

935KB
MD5

b20193657599b6c44d9bb8b06a2e845b
SHA1

cfce2bee320ea717c3c6032199d36a1e9674d72c
SHA256

b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f
SHA512

9f81e20e0c8e96a58728ffa8a0c8867e33b3741a27c8086f4c16290a0227cb70972698b8d6718432b12998ff0baada7b73f93526c1d6d782d4e196429a4c49bd
SSDEEP

12288:Z5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4Z:ZyHv5Z+Wzv7AiBll0OBWi6si9GU

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
behavioral1/memory/268-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/268-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/268-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/268-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/268-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/268-64-0x0000000000400000-0x00000000004F2000-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	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.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	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1304 set thread context of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
268	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28
PID 1304 wrote to memory of 268	1304	b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe	28

C:\Users\Admin\AppData\Local\Temp\b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe
"C:\Users\Admin\AppData\Local\Temp\b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1304
- C:\Users\Admin\AppData\Local\Temp\b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe
  "C:\Users\Admin\AppData\Local\Temp\b330b234f346e4188efed87149b6c72f41a6f71c057e03f6fbeaf505962d8a0f.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:268

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/268-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-61-0x00000000762E1000-0x00000000762E3000-memory.dmp

Filesize
8KB

Download
memory/268-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/268-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads