12cab74f91eabd1820fad59437c2e53245171097edb50959cb2e8f40d1575a87

Analysis

max time kernel
136s
max time network
166s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 05:07

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General

Target

06cef5b203f84d4964057729eb65df22.exe
Size

1.3MB
MD5

06cef5b203f84d4964057729eb65df22
SHA1

bc5ae6068a3330026850e1d499f460874d5e1485
SHA256

12cab74f91eabd1820fad59437c2e53245171097edb50959cb2e8f40d1575a87
SHA512

51cbb9327ac2a2023c22795b64c0fa3f8bdc8f1daf121ec054ab7294b596bdd45649ca2d0d615c23736be055e146090c611f64521e42128a1e936a6d03c5a511
SSDEEP

24576:jK6fxaOhc2dC3Rfzy41rWibAiCEydknBds0a0m1lK8q:m6JpC3RLy41aibAiCE1Ps0a1LKR

Score

7^/10

Malware Config

Signatures

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	06cef5b203f84d4964057729eb65df22.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	06cef5b203f84d4964057729eb65df22.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	06cef5b203f84d4964057729eb65df22.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	06cef5b203f84d4964057729eb65df22.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4136 set thread context of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1888	4604	WerFault.exe	90
2356	4604	WerFault.exe	90

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4604	06cef5b203f84d4964057729eb65df22.exe
4604	06cef5b203f84d4964057729eb65df22.exe
4604	06cef5b203f84d4964057729eb65df22.exe
4604	06cef5b203f84d4964057729eb65df22.exe
4604	06cef5b203f84d4964057729eb65df22.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90
PID 4136 wrote to memory of 4604	4136	06cef5b203f84d4964057729eb65df22.exe	90

C:\Users\Admin\AppData\Local\Temp\06cef5b203f84d4964057729eb65df22.exe
"C:\Users\Admin\AppData\Local\Temp\06cef5b203f84d4964057729eb65df22.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4136
- C:\Users\Admin\AppData\Local\Temp\06cef5b203f84d4964057729eb65df22.exe
  "C:\Users\Admin\AppData\Local\Temp\06cef5b203f84d4964057729eb65df22.exe" Track="0001001000"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4604
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 2088
    3⤵
    - Program crash
    PID:1888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4604 -s 2024
    3⤵
    - Program crash
    PID:2356

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4604 -ip 4604
1⤵
PID:2788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4604 -ip 4604
1⤵
PID:2540

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/4136-0-0x0000000000400000-0x0000000000674000-memory.dmp

Filesize
2.5MB

Download
memory/4136-3-0x0000000000400000-0x0000000000674000-memory.dmp

Filesize
2.5MB

Download
memory/4604-1-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-2-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-4-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-5-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-6-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-7-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-8-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4604-9-0x0000000000500000-0x00000000005C9000-memory.dmp

Filesize
804KB

Download
memory/4604-10-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads