3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf

Analysis

max time kernel
53s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
06/09/2022, 20:47

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General

Target

3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
Size

1.8MB
MD5

f15de77c0a8861174395b9b9cafd64f3
SHA1

eb7e60a2047a908fe98c385a989b44c705991e14
SHA256

3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf
SHA512

9a9e54e8a7d0cc635963b37bfdf5321cd478fe8ebef84c9b05cb6944988f77c68262d44414c69962352c2c2c5728aeb02a6380ae06afd3a94d26e89ef2a0349d
SSDEEP

49152:AiSzCD+K95aLs7zeqLTVtXtHFIDP8EehiM8qZA:AiSzCD+K95aUeqFtXtHwEEehig

Score

9^/10

evasion trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
4064	oobeldr.exe

Checks BIOS information in registry 2 TTPs 4 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	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	oobeldr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	oobeldr.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
4064	oobeldr.exe
4064	oobeldr.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2108	schtasks.exe
1604	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
4064	oobeldr.exe
4064	oobeldr.exe
4064	oobeldr.exe
4064	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2108	2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe	66
PID 2700 wrote to memory of 2108	2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe	66
PID 2700 wrote to memory of 2108	2700	3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe	66
PID 4064 wrote to memory of 1604	4064	oobeldr.exe	69
PID 4064 wrote to memory of 1604	4064	oobeldr.exe	69
PID 4064 wrote to memory of 1604	4064	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe
"C:\Users\Admin\AppData\Local\Temp\3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
  2⤵
  - Creates scheduled task(s)
  PID:2108

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4064
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe"
  2⤵
  - Creates scheduled task(s)
  PID:1604

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
1.8MB

MD5
f15de77c0a8861174395b9b9cafd64f3

SHA1
eb7e60a2047a908fe98c385a989b44c705991e14

SHA256
3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf

SHA512
9a9e54e8a7d0cc635963b37bfdf5321cd478fe8ebef84c9b05cb6944988f77c68262d44414c69962352c2c2c5728aeb02a6380ae06afd3a94d26e89ef2a0349d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Protect\oobeldr.exe

Filesize
1.8MB

MD5
f15de77c0a8861174395b9b9cafd64f3

SHA1
eb7e60a2047a908fe98c385a989b44c705991e14

SHA256
3e1ebb171443e0ebd2e6718e37f54e71da750b71b44ded7b5ef09a3ecb2728cf

SHA512
9a9e54e8a7d0cc635963b37bfdf5321cd478fe8ebef84c9b05cb6944988f77c68262d44414c69962352c2c2c5728aeb02a6380ae06afd3a94d26e89ef2a0349d

Download Submit
memory/2108-179-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-185-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-184-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-183-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-182-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-181-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-180-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-178-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-177-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-176-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-175-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-174-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-173-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-172-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-171-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-170-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-169-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2108-168-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-136-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-138-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-140-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-142-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-141-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-143-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-144-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-145-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-146-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-148-0x0000000002850000-0x0000000002894000-memory.dmp

Filesize
272KB

Download
memory/2700-149-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-150-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-151-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-147-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-152-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-153-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-154-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-155-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-157-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-156-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-158-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-159-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-160-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-161-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-162-0x00000000000E1000-0x00000000000E3000-memory.dmp

Filesize
8KB

Download
memory/2700-163-0x00000000000E1000-0x00000000000E3000-memory.dmp

Filesize
8KB

Download
memory/2700-164-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-165-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-166-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-139-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-137-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-116-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-135-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-134-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-133-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-132-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-131-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-130-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-129-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-128-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-127-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-126-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-125-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-124-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-123-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-122-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-121-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-120-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-186-0x00000000000E0000-0x00000000003FF000-memory.dmp

Filesize
3.1MB

Download
memory/2700-187-0x0000000002850000-0x0000000002894000-memory.dmp

Filesize
272KB

Download
memory/2700-119-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-118-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2700-117-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4064-197-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4064-253-0x0000000000B00000-0x0000000000C4A000-memory.dmp

Filesize
1.3MB

Download
memory/4064-254-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4064-255-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download
memory/4064-256-0x0000000000B00000-0x0000000000C4A000-memory.dmp

Filesize
1.3MB

Download
memory/4064-257-0x00000000003D0000-0x00000000006EF000-memory.dmp

Filesize
3.1MB

Download