44cffe3cf0d9c21377e9aa11635f2fe3d867b6335c4470f0050c469195a782d1

Resubmissions

20/09/2023, 02:12

230920-cnbflsff36 9

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
20/09/2023, 02:12

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General

Target

Origin/bin/OriginDLL.dll
Size

9.6MB
MD5

77a1baf6f2f536ddd861bc7b8840e6e3
SHA1

df4af5e36c2ff61238cdf691c8e62d2af5f460c4
SHA256

afbff748a176dff968ced4bee463e429c8f21fbdbd859af6c35b2a16cc91282a
SHA512

d23bd95359389e08c945f7408901413107f5733dbb02a66f10af3207cc7fc8ecb5a813be53cb5f6163a8e50c0e38e9b4693993738312eee49bd39d91d76a2d5d
SSDEEP

196608:MJQR+brmA5Vs7IryoBVrdaOdPQl5Q5o79fXdFJNBWmQOrCZSgr1NIRKLFru6335:Vgfm8VQcyo/jQl5QEPdTDQO+ZLrH/E65

Score

9^/10

evasion trojan

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	rundll32.exe

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

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

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3040	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3040	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28
PID 2344 wrote to memory of 3040	2344	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Origin\bin\OriginDLL.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Origin\bin\OriginDLL.dll,#1
  2⤵
  - 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
  PID:3040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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

memory/3040-0-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-1-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-2-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-3-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-4-0x00000000773C0000-0x00000000773C2000-memory.dmp

Filesize
8KB

Download
memory/3040-5-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-6-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-7-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download
memory/3040-8-0x0000000010000000-0x0000000011722000-memory.dmp

Filesize
23.1MB

Download