494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596

General

Target

494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe
Size

935KB
MD5

b4bb6540c0b8edf389d909f8fd6825b8
SHA1

b4eed79ca1fc4919359d4be4073d0783b4728db2
SHA256

494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596
SHA512

d85826eb1fc14f76588a5e4dea2bc382cd226fa7646bb6a272d7ea3d16e4e491b33f07795d1f370e95b0dd8a7ca501d2d63a306f15abead9ae9c8cd89d2dedf3
SSDEEP

12288:J5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4:JyHv5Z+Wzv7AiBll0OBWi6si9G

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/1872-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1872-65-0x0000000000400000-0x00000000004F2000-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	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.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	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1296 set thread context of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1872	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28
PID 1296 wrote to memory of 1872	1296	494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe	28

C:\Users\Admin\AppData\Local\Temp\494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe
"C:\Users\Admin\AppData\Local\Temp\494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1296
- C:\Users\Admin\AppData\Local\Temp\494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe
  "C:\Users\Admin\AppData\Local\Temp\494b91f6e30c64d66b593143dce09edf81a4fc499a7052d68e872c4931e5c596.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1872

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/1872-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-59-0x00000000004F0400-mapping.dmp

Download
memory/1872-61-0x00000000759C1000-0x00000000759C3000-memory.dmp

Filesize
8KB

Download
memory/1872-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1872-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads