069ff67f9dd8ce03ffe71958852da3cfd59adbb5d5094f499d155f9e7b61d62d

Analysis

max time kernel
90s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 20:18

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General

Target

8d4026927e63b4f57f0cf29c9b533eae.exe
Size

12.3MB
MD5

8d4026927e63b4f57f0cf29c9b533eae
SHA1

f4cf91a6416fb107e18df48b467ed188ad058db9
SHA256

069ff67f9dd8ce03ffe71958852da3cfd59adbb5d5094f499d155f9e7b61d62d
SHA512

5c3fb03e3e566936d173fe3912e9c01003cb1cb635d0b4d6dc34ce29d3a865016d759a25a8bc4e39d75746f1ec70fc42c80894cb598dac057dc0597f750d20fe
SSDEEP

393216:uoJcTniUayxkDMBswCdv2IxqT3exAICSIO1:9+TniURGYwRYD2

Score

7^/10

bootkit persistence vmprotect

Malware Config

Signatures

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/1272-3-0x0000000000400000-0x0000000001B3E000-memory.dmp	vmprotect
behavioral2/memory/1272-10-0x0000000000400000-0x0000000001B3E000-memory.dmp	vmprotect
behavioral2/memory/1272-15-0x0000000000400000-0x0000000001B3E000-memory.dmp	vmprotect

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	8d4026927e63b4f57f0cf29c9b533eae.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
1272	8d4026927e63b4f57f0cf29c9b533eae.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1272	8d4026927e63b4f57f0cf29c9b533eae.exe
1272	8d4026927e63b4f57f0cf29c9b533eae.exe
1272	8d4026927e63b4f57f0cf29c9b533eae.exe
1272	8d4026927e63b4f57f0cf29c9b533eae.exe

Suspicious use of AdjustPrivilegeToken 42 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4028	wmic.exe
Token: SeSecurityPrivilege	4028	wmic.exe
Token: SeTakeOwnershipPrivilege	4028	wmic.exe
Token: SeLoadDriverPrivilege	4028	wmic.exe
Token: SeSystemProfilePrivilege	4028	wmic.exe
Token: SeSystemtimePrivilege	4028	wmic.exe
Token: SeProfSingleProcessPrivilege	4028	wmic.exe
Token: SeIncBasePriorityPrivilege	4028	wmic.exe
Token: SeCreatePagefilePrivilege	4028	wmic.exe
Token: SeBackupPrivilege	4028	wmic.exe
Token: SeRestorePrivilege	4028	wmic.exe
Token: SeShutdownPrivilege	4028	wmic.exe
Token: SeDebugPrivilege	4028	wmic.exe
Token: SeSystemEnvironmentPrivilege	4028	wmic.exe
Token: SeRemoteShutdownPrivilege	4028	wmic.exe
Token: SeUndockPrivilege	4028	wmic.exe
Token: SeManageVolumePrivilege	4028	wmic.exe
Token: 33	4028	wmic.exe
Token: 34	4028	wmic.exe
Token: 35	4028	wmic.exe
Token: 36	4028	wmic.exe
Token: SeIncreaseQuotaPrivilege	4028	wmic.exe
Token: SeSecurityPrivilege	4028	wmic.exe
Token: SeTakeOwnershipPrivilege	4028	wmic.exe
Token: SeLoadDriverPrivilege	4028	wmic.exe
Token: SeSystemProfilePrivilege	4028	wmic.exe
Token: SeSystemtimePrivilege	4028	wmic.exe
Token: SeProfSingleProcessPrivilege	4028	wmic.exe
Token: SeIncBasePriorityPrivilege	4028	wmic.exe
Token: SeCreatePagefilePrivilege	4028	wmic.exe
Token: SeBackupPrivilege	4028	wmic.exe
Token: SeRestorePrivilege	4028	wmic.exe
Token: SeShutdownPrivilege	4028	wmic.exe
Token: SeDebugPrivilege	4028	wmic.exe
Token: SeSystemEnvironmentPrivilege	4028	wmic.exe
Token: SeRemoteShutdownPrivilege	4028	wmic.exe
Token: SeUndockPrivilege	4028	wmic.exe
Token: SeManageVolumePrivilege	4028	wmic.exe
Token: 33	4028	wmic.exe
Token: 34	4028	wmic.exe
Token: 35	4028	wmic.exe
Token: 36	4028	wmic.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1272	8d4026927e63b4f57f0cf29c9b533eae.exe
1272	8d4026927e63b4f57f0cf29c9b533eae.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1272 wrote to memory of 4028	1272	8d4026927e63b4f57f0cf29c9b533eae.exe	87
PID 1272 wrote to memory of 4028	1272	8d4026927e63b4f57f0cf29c9b533eae.exe	87
PID 1272 wrote to memory of 4028	1272	8d4026927e63b4f57f0cf29c9b533eae.exe	87

C:\Users\Admin\AppData\Local\Temp\8d4026927e63b4f57f0cf29c9b533eae.exe
"C:\Users\Admin\AppData\Local\Temp\8d4026927e63b4f57f0cf29c9b533eae.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1272
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic BaseBoard get SerialNumber
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1272-0-0x00000000020F0000-0x00000000020F1000-memory.dmp

Filesize
4KB

Download
memory/1272-1-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/1272-3-0x0000000000400000-0x0000000001B3E000-memory.dmp

Filesize
23.2MB

Download
memory/1272-2-0x00000000039F0000-0x00000000039F1000-memory.dmp

Filesize
4KB

Download
memory/1272-4-0x0000000003A00000-0x0000000003A01000-memory.dmp

Filesize
4KB

Download
memory/1272-5-0x0000000003A10000-0x0000000003A11000-memory.dmp

Filesize
4KB

Download
memory/1272-8-0x0000000003A40000-0x0000000003A41000-memory.dmp

Filesize
4KB

Download
memory/1272-7-0x0000000003A30000-0x0000000003A31000-memory.dmp

Filesize
4KB

Download
memory/1272-10-0x0000000000400000-0x0000000001B3E000-memory.dmp

Filesize
23.2MB

Download
memory/1272-6-0x0000000003A20000-0x0000000003A21000-memory.dmp

Filesize
4KB

Download
memory/1272-15-0x0000000000400000-0x0000000001B3E000-memory.dmp

Filesize
23.2MB

Download