69c69d71a7e334f8ef9d47e7b32d701a0ecd22ce79e0c11dabbc837c9e0fedc2

Analysis

max time kernel
40s
max time network
43s
platform
windows7_x64
resource
win7-20220414-en
submitted
21-05-2022 19:23

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General

Target

69c69d71a7e334f8ef9d47e7b32d701a0ecd22ce79e0c11dabbc837c9e0fedc2.dll
Size

2.4MB
MD5

defcde0fc4d0bcabd6cc08593ac180bd
SHA1

edbc8ed017837cb273842ca47e6ded4616ebd24f
SHA256

69c69d71a7e334f8ef9d47e7b32d701a0ecd22ce79e0c11dabbc837c9e0fedc2
SHA512

8e5e1137de7bfcb4c0962f82aab6c76d6e92c233337c85c03afe7ad72ffdd3db79a46be44b58bdba28c13b75299dcf839a0b96366c4a0d188c13bbe57e5c9885

Score

9^/10

evasion trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	rundll32.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

rundll32.exe

pid process

1608 rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

pid	process
1608	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe
PID 1276 wrote to memory of 1608	1276	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\69c69d71a7e334f8ef9d47e7b32d701a0ecd22ce79e0c11dabbc837c9e0fedc2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1276

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\69c69d71a7e334f8ef9d47e7b32d701a0ecd22ce79e0c11dabbc837c9e0fedc2.dll,#1
2⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1608

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1608-54-0x0000000000000000-mapping.dmp

Download
memory/1608-55-0x0000000076C01000-0x0000000076C03000-memory.dmp

Filesize
8KB

Download
memory/1608-56-0x0000000010001000-0x0000000010005000-memory.dmp

Filesize
16KB

Download
memory/1608-57-0x0000000077C50000-0x0000000077DD0000-memory.dmp

Filesize
1.5MB

Download