a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e

General

Target

a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe
Size

935KB
MD5

ab8236894d6bfd5fa895dc6bc84f8caa
SHA1

21db5113469a5e8d8d09bd29af95952fd37bd111
SHA256

a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e
SHA512

b01e36dfee2fc87c46b1fb2f153d31ab86d952ddff4f5b5ec39cdaeaae0e73f86f64f92380540f35d23a4eac18496a3329a2d805df9927edd0bf5de9c489e5b9
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x45:oyHv5Z+Wzv7AiBll0OBWi6si9Go

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/732-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-61-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-65-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/732-66-0x0000000000400000-0x00000000004F2000-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	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.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	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1348 set thread context of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
732	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27
PID 1348 wrote to memory of 732	1348	a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe	27

C:\Users\Admin\AppData\Local\Temp\a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe
"C:\Users\Admin\AppData\Local\Temp\a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe
  "C:\Users\Admin\AppData\Local\Temp\a65c9a426dc372eb9c6ab9130880879a19a083f9ea678619216d5ffe34863d6e.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:732

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/732-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-61-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-62-0x0000000074F41000-0x0000000074F43000-memory.dmp

Filesize
8KB

Download
memory/732-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/732-66-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads