d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a

Analysis

max time kernel
50s
max time network
149s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
03-10-2022 19:29

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General

Target

d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
Size

1.8MB
MD5

06eccd79e2276c2e3ff28f80e7e8e1a9
SHA1

dcf56e343d1773a54a4dd9b2d50c01d5ff41c67c
SHA256

d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a
SHA512

54dc9f656090b6cf3ac3ffe1336da7bee6ef5151a82efe8b6eaebec73556a38e69a3b548a0044dadd108447e29650086f202ef9138219779d171a57318910482
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__	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
3856	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	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.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	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
3856	oobeldr.exe
3856	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
2964	schtasks.exe
4448	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
3856	oobeldr.exe
3856	oobeldr.exe
3856	oobeldr.exe
3856	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2792 wrote to memory of 2964	2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe	66
PID 2792 wrote to memory of 2964	2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe	66
PID 2792 wrote to memory of 2964	2792	d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe	66
PID 3856 wrote to memory of 4448	3856	oobeldr.exe	69
PID 3856 wrote to memory of 4448	3856	oobeldr.exe	69
PID 3856 wrote to memory of 4448	3856	oobeldr.exe	69

C:\Users\Admin\AppData\Local\Temp\d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.exe
"C:\Users\Admin\AppData\Local\Temp\d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a.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:2792
- 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:2964

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:3856
- 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:4448

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
06eccd79e2276c2e3ff28f80e7e8e1a9

SHA1
dcf56e343d1773a54a4dd9b2d50c01d5ff41c67c

SHA256
d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a

SHA512
54dc9f656090b6cf3ac3ffe1336da7bee6ef5151a82efe8b6eaebec73556a38e69a3b548a0044dadd108447e29650086f202ef9138219779d171a57318910482

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

Filesize
1.8MB

MD5
06eccd79e2276c2e3ff28f80e7e8e1a9

SHA1
dcf56e343d1773a54a4dd9b2d50c01d5ff41c67c

SHA256
d5c807675ef0d70420f5d4141ec903b79a41fe30bb68096786a657358703988a

SHA512
54dc9f656090b6cf3ac3ffe1336da7bee6ef5151a82efe8b6eaebec73556a38e69a3b548a0044dadd108447e29650086f202ef9138219779d171a57318910482

Download Submit
memory/2792-156-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-153-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-122-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-123-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-124-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-126-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-125-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-128-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-129-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-127-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-132-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-120-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-133-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-130-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-134-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-135-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-136-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-138-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-139-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-137-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-140-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-141-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-142-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-143-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-144-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-145-0x00000000030A0000-0x00000000030E4000-memory.dmp

Filesize
272KB

Download
memory/2792-147-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-146-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-148-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-149-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-150-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-151-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-152-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-160-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-154-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-155-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-157-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-158-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-131-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-159-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-121-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-161-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-162-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-163-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-164-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-165-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-166-0x0000000000C11000-0x0000000000C13000-memory.dmp

Filesize
8KB

Download
memory/2792-167-0x0000000000C11000-0x0000000000C13000-memory.dmp

Filesize
8KB

Download
memory/2792-168-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-169-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2792-175-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-190-0x0000000000C10000-0x0000000000F2F000-memory.dmp

Filesize
3.1MB

Download
memory/2792-191-0x00000000030A0000-0x00000000030E4000-memory.dmp

Filesize
272KB

Download
memory/2964-189-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-172-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-184-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-185-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-174-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-176-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-177-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-178-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-180-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-179-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-181-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-171-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-183-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-182-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-173-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-186-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-187-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-188-0x00000000772F0000-0x000000007747E000-memory.dmp

Filesize
1.6MB

Download
memory/2964-170-0x0000000000000000-mapping.dmp

Download
memory/3856-227-0x0000000001310000-0x000000000162F000-memory.dmp

Filesize
3.1MB

Download
memory/3856-229-0x00000000007B0000-0x00000000007F4000-memory.dmp

Filesize
272KB

Download
memory/3856-258-0x0000000001310000-0x000000000162F000-memory.dmp

Filesize
3.1MB

Download
memory/3856-259-0x0000000001310000-0x000000000162F000-memory.dmp

Filesize
3.1MB

Download
memory/3856-260-0x00000000007B0000-0x00000000007F4000-memory.dmp

Filesize
272KB

Download
memory/3856-261-0x0000000001310000-0x000000000162F000-memory.dmp

Filesize
3.1MB

Download
memory/4448-239-0x0000000000000000-mapping.dmp

Download