41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021

Analysis

max time kernel
47s
max time network
64s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 13:59

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General

Target

41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe
Size

935KB
MD5

af16cef64366aa549a9aacbc609dc736
SHA1

952cbd70744e984108be64197166130690db9da9
SHA256

41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021
SHA512

938acd1c5d4461da97773cfc0737d09305b161ccb8260f91182fd685bec1f397c33d67cc37fa9900ba2d8bbcddcc068f641075c31551666cddb072fcfab1c5f1
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4f:oyHv5Z+Wzv7AiBll0OBWi6si9Gq

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/1732-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1732-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1732-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1732-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1732-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1732-64-0x0000000000400000-0x00000000004F2000-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\VideoBiosVersion	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.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	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1568 set thread context of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1732	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29
PID 1568 wrote to memory of 1732	1568	41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe	29

C:\Users\Admin\AppData\Local\Temp\41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe
"C:\Users\Admin\AppData\Local\Temp\41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Local\Temp\41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe
  "C:\Users\Admin\AppData\Local\Temp\41805b12a58c462ae38b3b12cb1687b59d6dd7a967a5750acf4b2f1b03873021.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1732

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/1732-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-61-0x0000000076031000-0x0000000076033000-memory.dmp

Filesize
8KB

Download
memory/1732-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1732-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads