1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573

Analysis

max time kernel
137s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25/11/2022, 15:35

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General

Target

1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
Size

935KB
MD5

f5454b2d41488171ea35b356e2b52f8e
SHA1

7a5f1e1ec984acd303d5bf98c743f448ca3c5c69
SHA256

1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573
SHA512

9899c6e3645ed1ae42ff066818de5c668613c8f8b6187248b8c38cb041f20371cd7391109174769ca0e451663fb6c6e6b6dbc94840c847c0d7c04cb13c7c1786
SSDEEP

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

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/2132-133-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2132-135-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2132-136-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2132-137-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2132-138-0x0000000000400000-0x00000000004F2000-memory.dmp	upx
behavioral2/memory/2132-139-0x0000000000400000-0x00000000004F2000-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	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.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	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4616 set thread context of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
2132	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81
PID 4616 wrote to memory of 2132	4616	1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe	81

C:\Users\Admin\AppData\Local\Temp\1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
"C:\Users\Admin\AppData\Local\Temp\1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Users\Admin\AppData\Local\Temp\1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe
  "C:\Users\Admin\AppData\Local\Temp\1c3e3b67b345878218aff52c3330641dd13e39670e54e03b7bab7aaf3211c573.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2132

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/2132-133-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2132-135-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2132-136-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2132-137-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2132-138-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download
memory/2132-139-0x0000000000400000-0x00000000004F2000-memory.dmp

Filesize
968KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads