40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d

General

Target

40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe
Size

935KB
MD5

c2fd7a8cc4dd9c43b97c44aa1aeb5087
SHA1

8a8496cf12a541f8bee600d0769734bd83c8f38d
SHA256

40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d
SHA512

c24df2f1de9989af683db02168149d4b5eb7d28ba600290405bdc0d8a11e9beace82ff9c773cf4b8cf447f91482909cad9ca8bb23019a4e7a78e5a5121e98b4c
SSDEEP

12288:o5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x45:oyHv5Z+Wzv7AiBll0OBWi6si9G8

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1620-55-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1620-58-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1620-57-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1620-62-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1620-63-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral1/memory/1620-64-0x0000000000400000-0x00000000004F2000-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	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.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	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1516 set thread context of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1620	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28
PID 1516 wrote to memory of 1620	1516	40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe	28

C:\Users\Admin\AppData\Local\Temp\40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe
"C:\Users\Admin\AppData\Local\Temp\40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Users\Admin\AppData\Local\Temp\40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe
  "C:\Users\Admin\AppData\Local\Temp\40d38b5cb64ca9cede8dc6c528b483165df9fa0e1953c8f41affbe2c07b2461d.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1620

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/1620-54-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-55-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-58-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-57-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-59-0x00000000004F0400-mapping.dmp

Download
memory/1620-61-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1620-62-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-63-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/1620-64-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads