5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd

Analysis

max time kernel
91s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 12:54

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General

Target

5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
Size

931KB
MD5

18217b98f01c86e5dad6d88207b04c06
SHA1

7ac37a2c76d636d80d2fe9231777a01ab44959d9
SHA256

5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd
SHA512

9123fd2505f3d48fa0b8e662978a2af0ce65d30ee5ea58a632570dbe7a5f8f289fadea77502a0dc4ef1173fa907157724b1d0fc7617eb7c73cc1c5f0a320ebde
SSDEEP

24576:y6IMwPvmB/wWq+5DUTt7FGSwmpu8nL6YK:y6j19rut7FoU56

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
behavioral2/memory/4532-133-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4532-135-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4532-136-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4532-137-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4532-138-0x0000000000400000-0x00000000004EA000-memory.dmp	upx
behavioral2/memory/4532-139-0x0000000000400000-0x00000000004EA000-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	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3224 set thread context of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4532	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
4532	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
4532	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
4532	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
4532	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82
PID 3224 wrote to memory of 4532	3224	5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe	82

C:\Users\Admin\AppData\Local\Temp\5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
"C:\Users\Admin\AppData\Local\Temp\5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3224
- C:\Users\Admin\AppData\Local\Temp\5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe
  "C:\Users\Admin\AppData\Local\Temp\5a52af1419cc1ec27b8d65611ed041b3b35a09c94dc524a987ce2545d493a1fd.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4532-133-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4532-135-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4532-136-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4532-137-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4532-138-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download
memory/4532-139-0x0000000000400000-0x00000000004EA000-memory.dmp

Filesize
936KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads