420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab

General

Target

420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe
Size

935KB
MD5

5253844df2863314ed96cac594817d26
SHA1

d9a5da62ea5381eaeeec25ebb4959992f8e3266b
SHA256

420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab
SHA512

7293579e7a2cdb891773edba6220a76a8fd06fc14a79ed75006b04dd72eecebe892cc071813011387b945377ad76978ca2f238437fa71cf7646f0d0d34789b75
SSDEEP

12288:p5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x46:pyHv5Z+Wzv7AiBll0OBWi6si9Gn

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1776-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1776-65-0x0000000000400000-0x00000000004F2000-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	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.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	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1508 set thread context of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1776	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27
PID 1508 wrote to memory of 1776	1508	420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe	27

C:\Users\Admin\AppData\Local\Temp\420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe
"C:\Users\Admin\AppData\Local\Temp\420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1508
- C:\Users\Admin\AppData\Local\Temp\420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe
  "C:\Users\Admin\AppData\Local\Temp\420fbe5a3fd9fa4a89b8164617b089ac54a1c20d3f593c35073383a3def5e5ab.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1776

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1776-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-61-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download
memory/1776-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1776-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads