66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90

General

Target

66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe
Size

935KB
MD5

aa3fa557c7cf816164ae46c167d3c1fc
SHA1

8f2e06b19d6128472285d3f8836bf5fcbc5b84ed
SHA256

66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90
SHA512

33a7d5c4e7bbbd9fd742ac162a8f9b01008fdb5d0576e4039b107cdb6fa628483631ae01c0d8f28a9d225b29f135730f4a1828c9a884c31e7cc3fa2b30bcf011
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4s:oyHv5Z+Wzv7AiBll0OBWi6si9GJ

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/1300-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-64-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1300-65-0x0000000000400000-0x00000000004F2000-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	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.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	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1852 set thread context of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1300	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29
PID 1852 wrote to memory of 1300	1852	66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe	29

C:\Users\Admin\AppData\Local\Temp\66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe
"C:\Users\Admin\AppData\Local\Temp\66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Users\Admin\AppData\Local\Temp\66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe
  "C:\Users\Admin\AppData\Local\Temp\66abd3ebd3a0bdfdc7cf4649d99f98f3fd63d3fb5fbc7f918950b7fa7a05fb90.exe" Track="0001101000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1300

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/1300-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-61-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/1300-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1300-65-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads