da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda

General

Target

da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
Size

1.8MB
MD5

5d7e9519d35a40b19f4e5ae6d74600bc
SHA1

58739d870588963bdda829517aa76e1616fd586c
SHA256

da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda
SHA512

1d4f07e8c323ca95873b07126a43f3664720f84922a05bcdbd7371193b2aa7b5029d69fd70d3227e5dff17d269102344674f611fcd1f003f1c3fa698f8008a01
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__	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
3340	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	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.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	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
3340	oobeldr.exe
3340	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
1640	schtasks.exe
428	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
3340	oobeldr.exe
3340	oobeldr.exe
3340	oobeldr.exe
3340	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 1640	4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe	83
PID 4752 wrote to memory of 1640	4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe	83
PID 4752 wrote to memory of 1640	4752	da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe	83
PID 3340 wrote to memory of 428	3340	oobeldr.exe	87
PID 3340 wrote to memory of 428	3340	oobeldr.exe	87
PID 3340 wrote to memory of 428	3340	oobeldr.exe	87

C:\Users\Admin\AppData\Local\Temp\da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.exe
"C:\Users\Admin\AppData\Local\Temp\da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda.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:4752
- 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:1640

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:3340
- 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:428

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Virtualization/Sandbox Evasion

1

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.8MB

MD5
5d7e9519d35a40b19f4e5ae6d74600bc

SHA1
58739d870588963bdda829517aa76e1616fd586c

SHA256
da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda

SHA512
1d4f07e8c323ca95873b07126a43f3664720f84922a05bcdbd7371193b2aa7b5029d69fd70d3227e5dff17d269102344674f611fcd1f003f1c3fa698f8008a01

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

Filesize
1.8MB

MD5
5d7e9519d35a40b19f4e5ae6d74600bc

SHA1
58739d870588963bdda829517aa76e1616fd586c

SHA256
da464940ce381d3fa3fad6da26b9ce7ba3c1bc8a5e9296b0861094281901acda

SHA512
1d4f07e8c323ca95873b07126a43f3664720f84922a05bcdbd7371193b2aa7b5029d69fd70d3227e5dff17d269102344674f611fcd1f003f1c3fa698f8008a01

Download Submit
memory/428-151-0x0000000000000000-mapping.dmp

Download
memory/1640-140-0x0000000000000000-mapping.dmp

Download
memory/3340-155-0x00000000004B0000-0x00000000007CF000-memory.dmp

Filesize
3.1MB

Download
memory/3340-154-0x0000000000C40000-0x0000000000C84000-memory.dmp

Filesize
272KB

Download
memory/3340-153-0x0000000077360000-0x0000000077503000-memory.dmp

Filesize
1.6MB

Download
memory/3340-152-0x00000000004B0000-0x00000000007CF000-memory.dmp

Filesize
3.1MB

Download
memory/3340-150-0x00000000004B1000-0x00000000004B3000-memory.dmp

Filesize
8KB

Download
memory/3340-148-0x0000000000C40000-0x0000000000C84000-memory.dmp

Filesize
272KB

Download
memory/3340-147-0x00000000004B0000-0x00000000007CF000-memory.dmp

Filesize
3.1MB

Download
memory/3340-146-0x00000000004B0000-0x00000000007CF000-memory.dmp

Filesize
3.1MB

Download
memory/4752-137-0x0000000077360000-0x0000000077503000-memory.dmp

Filesize
1.6MB

Download
memory/4752-143-0x0000000077360000-0x0000000077503000-memory.dmp

Filesize
1.6MB

Download
memory/4752-142-0x00000000025D0000-0x0000000002614000-memory.dmp

Filesize
272KB

Download
memory/4752-141-0x0000000000030000-0x000000000034F000-memory.dmp

Filesize
3.1MB

Download
memory/4752-139-0x0000000000031000-0x0000000000033000-memory.dmp

Filesize
8KB

Download
memory/4752-138-0x0000000000031000-0x0000000000033000-memory.dmp

Filesize
8KB

Download
memory/4752-133-0x0000000000030000-0x000000000034F000-memory.dmp

Filesize
3.1MB

Download
memory/4752-136-0x0000000000030000-0x000000000034F000-memory.dmp

Filesize
3.1MB

Download
memory/4752-135-0x0000000000030000-0x000000000034F000-memory.dmp

Filesize
3.1MB

Download
memory/4752-132-0x0000000000030000-0x000000000034F000-memory.dmp

Filesize
3.1MB

Download
memory/4752-134-0x00000000025D0000-0x0000000002614000-memory.dmp

Filesize
272KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads