1237eb439b44ec2757c94e5e33002cf2177d885b536bf1e9b2a9fc25ed03f9c7

Analysis

max time kernel
149s
max time network
151s
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, 21:43

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General

Target

1383a2746519ccf5fbf0355e12c30ac1.exe
Size

677KB
MD5

1383a2746519ccf5fbf0355e12c30ac1
SHA1

2728fd4ab2e8f8928350d9b2debce085e86c3a1a
SHA256

1237eb439b44ec2757c94e5e33002cf2177d885b536bf1e9b2a9fc25ed03f9c7
SHA512

02abc18bc279e6ab826d19ff2ede7c4e039273166e6d453813a0eb114c5b1f73c0201d0fa0472fa325943ead57f588165c1984ce88021b1c59799ae2e40ba8bf
SSDEEP

12288:MRO2Q8Iu71MZvr2ymO6l4S+obhFIVgFmO/oG3G+zQmS+Lrv7KXpQB9EzDk8BAZ0e:mm88Kjh4SnbMKFmO/osPTS8v7KXpQBqG

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	1383a2746519ccf5fbf0355e12c30ac1.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2352-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/2352-1-0x0000000000400000-0x00000000005CC000-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	1383a2746519ccf5fbf0355e12c30ac1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	1383a2746519ccf5fbf0355e12c30ac1.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3484	2352	WerFault.exe	90
2256	2352	WerFault.exe	90

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe
2352	1383a2746519ccf5fbf0355e12c30ac1.exe

C:\Users\Admin\AppData\Local\Temp\1383a2746519ccf5fbf0355e12c30ac1.exe
"C:\Users\Admin\AppData\Local\Temp\1383a2746519ccf5fbf0355e12c30ac1.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:2352
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 2688
  2⤵
  - Program crash
  PID:3484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 2728
  2⤵
  - Program crash
  PID:2256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2352 -ip 2352
1⤵
PID:4860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2352 -ip 2352
1⤵
PID:4788

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/2352-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/2352-1-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

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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