d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255

Analysis

max time kernel
138s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 05:28

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General

Target

d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
Size

5.4MB
MD5

744e5c19d8717ade0a12f54aefbc85b3
SHA1

47962de3075cd36fbe68fa782180822e49350749
SHA256

d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255
SHA512

57e876f1ad6869a116ba6bf6e7b4155ab7696ed2d022e94fad819a2d15f223b29527af791dc9a65c95a1f21ab1ff01296caa7f4bdcbe68e3265dacec2d763727
SSDEEP

98304:O0lW5oFU1nJwrsZd0ohG3AuqDztfxeYU9W3UmcZqr41pdwyVf:nlCn1nbZakG7AtZej9DmcZq5A

Score

7^/10

bootkit discovery persistence upx vmprotect

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3632	50000.exe

VMProtect packed file 10 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral2/memory/1312-8-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/1312-12-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/1312-56-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/1312-57-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/files/0x000e000000023a73-61.dat	vmprotect
behavioral2/memory/3632-72-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/3632-74-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/3632-119-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/3632-118-0x0000000000400000-0x0000000000F18000-memory.dmp	vmprotect
behavioral2/memory/1312-120-0x0000000000400000-0x0000000000F18000-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	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
3632	50000.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1312-23-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-47-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-51-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-55-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-53-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-49-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-45-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-44-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-41-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-40-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-37-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-35-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-33-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-31-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-29-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-27-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-25-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-21-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-19-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-17-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-15-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-14-0x0000000010000000-0x000000001003F000-memory.dmp	upx
behavioral2/memory/1312-13-0x0000000010000000-0x000000001003F000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	50000.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
3632	50000.exe
3632	50000.exe
3632	50000.exe
3632	50000.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
Token: SeIncBasePriorityPrivilege	1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
3632	50000.exe
3632	50000.exe
3632	50000.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1312 wrote to memory of 3632	1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe	107
PID 1312 wrote to memory of 3632	1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe	107
PID 1312 wrote to memory of 3632	1312	d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe	107

C:\Users\Admin\AppData\Local\Temp\d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe
"C:\Users\Admin\AppData\Local\Temp\d867c654acd41b31820c93d48f51400cc401c6ad53d926b83db44d2529b57255.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1312
- C:\Users\Admin\AppData\Local\Temp\50000.exe
  50000.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3632

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\50000.exe

Filesize
5.8MB

MD5
ae808880a91103f94c8fb85eab803a6e

SHA1
98fd002d65667af03c2bb79aa3c791c5f1ad03a1

SHA256
601b5f733998e7404a026853c9ec86911d3aa0bf29f07cc77af837e5e100945e

SHA512
a1a3843d284d69a7c49a77a999eeecadd3eabeadcde97310c323eaecaff655515d7e5db93f81fd468da4dd379816b6b96c69d0aae09dabca58f796173652699b

Download Submit
memory/1312-35-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-6-0x0000000001560000-0x0000000001561000-memory.dmp

Filesize
4KB

Download
memory/1312-33-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-7-0x0000000001570000-0x0000000001571000-memory.dmp

Filesize
4KB

Download
memory/1312-31-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-5-0x0000000001550000-0x0000000001551000-memory.dmp

Filesize
4KB

Download
memory/1312-4-0x0000000001540000-0x0000000001541000-memory.dmp

Filesize
4KB

Download
memory/1312-3-0x0000000001530000-0x0000000001531000-memory.dmp

Filesize
4KB

Download
memory/1312-2-0x0000000001500000-0x0000000001501000-memory.dmp

Filesize
4KB

Download
memory/1312-12-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/1312-23-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-47-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-51-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-56-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/1312-57-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/1312-29-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-53-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-49-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-45-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-44-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-41-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-40-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-37-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-1-0x00000000014F0000-0x00000000014F1000-memory.dmp

Filesize
4KB

Download
memory/1312-9-0x00000000007F8000-0x0000000000B04000-memory.dmp

Filesize
3.0MB

Download
memory/1312-8-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/1312-55-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-27-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-25-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-21-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-19-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-17-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-15-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-14-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-13-0x0000000010000000-0x000000001003F000-memory.dmp

Filesize
252KB

Download
memory/1312-0-0x00000000014D0000-0x00000000014D1000-memory.dmp

Filesize
4KB

Download
memory/1312-120-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/1312-121-0x00000000007F8000-0x0000000000B04000-memory.dmp

Filesize
3.0MB

Download
memory/3632-69-0x0000000001120000-0x0000000001121000-memory.dmp

Filesize
4KB

Download
memory/3632-68-0x0000000001110000-0x0000000001111000-memory.dmp

Filesize
4KB

Download
memory/3632-74-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/3632-67-0x0000000001100000-0x0000000001101000-memory.dmp

Filesize
4KB

Download
memory/3632-66-0x00000000010E0000-0x00000000010E1000-memory.dmp

Filesize
4KB

Download
memory/3632-65-0x00000000010B0000-0x00000000010B1000-memory.dmp

Filesize
4KB

Download
memory/3632-64-0x00000000010A0000-0x00000000010A1000-memory.dmp

Filesize
4KB

Download
memory/3632-63-0x0000000001040000-0x0000000001041000-memory.dmp

Filesize
4KB

Download
memory/3632-119-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/3632-118-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download
memory/3632-70-0x0000000001130000-0x0000000001131000-memory.dmp

Filesize
4KB

Download
memory/3632-72-0x0000000000400000-0x0000000000F18000-memory.dmp

Filesize
11.1MB

Download