054280bd078165e3dae9894312019c42b23da25cdd2e6c6e273d8263edde3a98

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
14-01-2024 02:53

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General

Target

5a164593780cac7cee1962136d8405e5.exe
Size

679KB
MD5

5a164593780cac7cee1962136d8405e5
SHA1

e73c28d27ba2156168d62a01992a1eea290530c3
SHA256

054280bd078165e3dae9894312019c42b23da25cdd2e6c6e273d8263edde3a98
SHA512

dd54a430083ea5b8d37e610bb756ab4ff748a90438a99087567f416b543e26082f7848afcee60295c1bc66d33cb55dbf014472e6adb42d6bd58beabced5f1a81
SSDEEP

12288:AQ+8YcSdcdp7GqDd7o4YINDz6/AAgYShiuFfIihBtwVabCMUA4+6vlF7E:MiSmrpDd75d68hiuF5H8abCMUN+YlFA

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	5a164593780cac7cee1962136d8405e5.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1176-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/1176-10-0x0000000000400000-0x00000000005CC000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	5a164593780cac7cee1962136d8405e5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5a164593780cac7cee1962136d8405e5.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4040	1176	WerFault.exe	15
2412	1176	WerFault.exe	15

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe
1176	5a164593780cac7cee1962136d8405e5.exe

C:\Users\Admin\AppData\Local\Temp\5a164593780cac7cee1962136d8405e5.exe
"C:\Users\Admin\AppData\Local\Temp\5a164593780cac7cee1962136d8405e5.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:1176
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 2600
  2⤵
  - Program crash
  PID:4040
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1176 -s 2632
  2⤵
  - Program crash
  PID:2412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1176 -ip 1176
1⤵
PID:2640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 1176 -ip 1176
1⤵
PID:3480

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/1176-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/1176-10-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads