638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71

General

Target

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
Size

935KB
MD5

5b2c45cc88e2fa9bb6cc8d054b87cd0d
SHA1

c752e5074bc08584f188c7be86431a1dd31d11c0
SHA256

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71
SHA512

4bba683c1311bafef6b86cb26eff4c7b344d7bcb0c9f83204fb7c099cfd8950dfa8dc8f79697d899ef79d091204cd5642158f2066896693e0a01d304581c6ded
SSDEEP

12288:Z5Yr15f753d5QWIDz/Wz9NCyzHinLipNDJ5eoFb0OZ/WiGaks+HL63S27x4d:ZyHv5Z+Wzv7AiBll0OBWi6si9GQ

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2228-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2228-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2228-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2228-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2228-138-0x0000000000400000-0x00000000004F2000-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

Processes:

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.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

Processes:

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

description	pid	process	target process
PID 2084 set thread context of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

pid	process
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
2228	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

description	pid	process	target process
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
PID 2084 wrote to memory of 2228	2084	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe	638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe

C:\Users\Admin\AppData\Local\Temp\638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
"C:\Users\Admin\AppData\Local\Temp\638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2084

C:\Users\Admin\AppData\Local\Temp\638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe
"C:\Users\Admin\AppData\Local\Temp\638ff6d8b53b2525b25f448dfa749ddd50f7c08173ab9588e86839c7ab32ae71.exe" Track="0001001000"
2⤵
- Suspicious use of SetWindowsHookEx
PID:2228

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2228-132-0x0000000000000000-mapping.dmp

Download
memory/2228-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2228-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2228-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2228-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2228-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads