abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864

General

Target

abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
Size

1.8MB
MD5

d4fcee593d522e88d98b31265cc082f2
SHA1

31e3f461b05da9efa06c603a7dabe2f384b95348
SHA256

abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864
SHA512

717fe72f5161ed294a21cdbbbe7b0023434f5b722e1fdf57c373a7e70f5edade2a2e3461ef353a153a2cf39db5017ba5e53919eaf7abd66f2c29fa0d61abd8f3
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__	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	oobeldr.exe

Executes dropped EXE 1 IoCs

pid	Process
316	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	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.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	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	oobeldr.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
316	oobeldr.exe
316	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
2504	schtasks.exe
5028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
316	oobeldr.exe
316	oobeldr.exe
316	oobeldr.exe
316	oobeldr.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 5028	5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe	81
PID 5104 wrote to memory of 5028	5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe	81
PID 5104 wrote to memory of 5028	5104	abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe	81
PID 316 wrote to memory of 2504	316	oobeldr.exe	91
PID 316 wrote to memory of 2504	316	oobeldr.exe	91
PID 316 wrote to memory of 2504	316	oobeldr.exe	91

C:\Users\Admin\AppData\Local\Temp\abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.exe
"C:\Users\Admin\AppData\Local\Temp\abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864.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:5104
- 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:5028

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:316
- 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:2504

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
d4fcee593d522e88d98b31265cc082f2

SHA1
31e3f461b05da9efa06c603a7dabe2f384b95348

SHA256
abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864

SHA512
717fe72f5161ed294a21cdbbbe7b0023434f5b722e1fdf57c373a7e70f5edade2a2e3461ef353a153a2cf39db5017ba5e53919eaf7abd66f2c29fa0d61abd8f3

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

Filesize
1.8MB

MD5
d4fcee593d522e88d98b31265cc082f2

SHA1
31e3f461b05da9efa06c603a7dabe2f384b95348

SHA256
abecda34eb93889765d75fbc3be1932c6c229bc2a3819ca9575624836add3864

SHA512
717fe72f5161ed294a21cdbbbe7b0023434f5b722e1fdf57c373a7e70f5edade2a2e3461ef353a153a2cf39db5017ba5e53919eaf7abd66f2c29fa0d61abd8f3

Download Submit
memory/316-154-0x0000000000730000-0x0000000000774000-memory.dmp

Filesize
272KB

Download
memory/316-153-0x0000000000340000-0x000000000065F000-memory.dmp

Filesize
3.1MB

Download
memory/316-152-0x00000000772B0000-0x0000000077453000-memory.dmp

Filesize
1.6MB

Download
memory/316-151-0x0000000000730000-0x0000000000774000-memory.dmp

Filesize
272KB

Download
memory/316-150-0x0000000000340000-0x000000000065F000-memory.dmp

Filesize
3.1MB

Download
memory/316-148-0x0000000000341000-0x0000000000343000-memory.dmp

Filesize
8KB

Download
memory/316-146-0x0000000000340000-0x000000000065F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-137-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-143-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-142-0x00000000772B0000-0x0000000077453000-memory.dmp

Filesize
1.6MB

Download
memory/5104-141-0x00000000772B0000-0x0000000077453000-memory.dmp

Filesize
1.6MB

Download
memory/5104-139-0x0000000000EF1000-0x0000000000EF3000-memory.dmp

Filesize
8KB

Download
memory/5104-138-0x0000000000EF1000-0x0000000000EF3000-memory.dmp

Filesize
8KB

Download
memory/5104-132-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-136-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-135-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download
memory/5104-134-0x00000000016C0000-0x0000000001704000-memory.dmp

Filesize
272KB

Download
memory/5104-133-0x0000000000EF0000-0x000000000120F000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads