b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a

General

Target

b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe
Size

935KB
MD5

ee36e09690e4a3b52f7bbebd91f6f4c1
SHA1

1f7e245f01a043a3cd230bafd0d41289652c0d5d
SHA256

b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a
SHA512

882591846c887334eadbaf5710fdd8fb7ce4c4776172dd55bf77da8ba6ba8f8b4a70796c1276b16855f4a4fce737bded53705984ec7a63bb8ff2b954c1c0e4d2
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4g:oyHv5Z+Wzv7AiBll0OBWi6si9GF

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/1544-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1544-65-0x0000000000400000-0x00000000004F2000-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	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.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	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1484 set thread context of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1544	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29
PID 1484 wrote to memory of 1544	1484	b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe	29

C:\Users\Admin\AppData\Local\Temp\b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe
"C:\Users\Admin\AppData\Local\Temp\b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1484
- C:\Users\Admin\AppData\Local\Temp\b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe
  "C:\Users\Admin\AppData\Local\Temp\b84c317029fd792ede9424b0a218eaea11423e06e7c8689e8231438fdd429d0a.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1544

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/1544-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-61-0x0000000076581000-0x0000000076583000-memory.dmp

Filesize
8KB

Download
memory/1544-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1544-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads