6633c65c4e938fb67294a6fb475d6ccd71cec9407923a67388eb3c2dc1944d55

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 21:22

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General

Target

12d6727f76164e3f76e9ce830267247c.exe
Size

666KB
MD5

12d6727f76164e3f76e9ce830267247c
SHA1

d825a70c24384ba9f4448e742f03c6c4a9910486
SHA256

6633c65c4e938fb67294a6fb475d6ccd71cec9407923a67388eb3c2dc1944d55
SHA512

6f0fac88b8872ae56480104cd06e47c32204f8149d9f05d7b138d86220cc489048dfc4e73d1cb563862fb7c2eab830c719ab1b647d897360f1e4dea52c6e142a
SSDEEP

12288:ybDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMfX:yXbs48LeP0P8E6dclWLi26KGOqMwIM/

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	12d6727f76164e3f76e9ce830267247c.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1212-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/1212-1-0x0000000000400000-0x00000000005C7000-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	12d6727f76164e3f76e9ce830267247c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	12d6727f76164e3f76e9ce830267247c.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1084	1212	WerFault.exe	71
3288	1212	WerFault.exe	71

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe
1212	12d6727f76164e3f76e9ce830267247c.exe

C:\Users\Admin\AppData\Local\Temp\12d6727f76164e3f76e9ce830267247c.exe
"C:\Users\Admin\AppData\Local\Temp\12d6727f76164e3f76e9ce830267247c.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:1212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 2224
  2⤵
  - Program crash
  PID:1084
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 2264
  2⤵
  - Program crash
  PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1212 -ip 1212
1⤵
PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1212 -ip 1212
1⤵
PID:4596

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/1212-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/1212-1-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads