52c7acb089cb96caa1c1b9d3c925b17dbe01e175ecff0c0af046103fcbf664b5

Analysis

max time kernel
0s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 21:14

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General

Target

3d0685eab2cc2f8919b9afa89eb9ba7f.exe
Size

548KB
MD5

3d0685eab2cc2f8919b9afa89eb9ba7f
SHA1

7d534e6967224f42aac4e23df817ffad1f21fc15
SHA256

52c7acb089cb96caa1c1b9d3c925b17dbe01e175ecff0c0af046103fcbf664b5
SHA512

8a98204d92a124464f43963d1ae9f365b270eb0e80b15e74035636432af60b576e769d8af7af9daefecbba992d50cd21eda9099429df932a5d16afa40021f7f8
SSDEEP

12288:Al/NiIoYAbvZO7wNJgHO78VN4zN8EMDOVUjW3Xg8oSABBs:AZjoY4EEyHWqN6KjzbPs

Score

7^/10

discovery upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 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	3d0685eab2cc2f8919b9afa89eb9ba7f.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4080-0-0x0000000000B20000-0x0000000000D0E000-memory.dmp	upx
behavioral2/memory/4080-2-0x0000000000B20000-0x0000000000D0E000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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	3d0685eab2cc2f8919b9afa89eb9ba7f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	3d0685eab2cc2f8919b9afa89eb9ba7f.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5076	4080	WerFault.exe	13

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4080	3d0685eab2cc2f8919b9afa89eb9ba7f.exe
4080	3d0685eab2cc2f8919b9afa89eb9ba7f.exe

C:\Users\Admin\AppData\Local\Temp\3d0685eab2cc2f8919b9afa89eb9ba7f.exe
"C:\Users\Admin\AppData\Local\Temp\3d0685eab2cc2f8919b9afa89eb9ba7f.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4080
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4080 -s 2012
  2⤵
  - Program crash
  PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4080 -ip 4080
1⤵
PID:5036

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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/4080-0-0x0000000000B20000-0x0000000000D0E000-memory.dmp

Filesize
1.9MB

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memory/4080-2-0x0000000000B20000-0x0000000000D0E000-memory.dmp

Filesize
1.9MB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads