6f27472247fac75c31c76aedb7823da8429aef16f26d5ab27721686e924cde94

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
20-12-2023 02:10

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General

Target

50c2d68b67e63e9e58170740ba2380a3.exe
Size

14.3MB
MD5

50c2d68b67e63e9e58170740ba2380a3
SHA1

31ca0875a886a87e7f756816a5a3a8a9f0ef4805
SHA256

6f27472247fac75c31c76aedb7823da8429aef16f26d5ab27721686e924cde94
SHA512

6e3ce56f24eac510022716c69ccbd7a1332373b95568b5d985172a7197db8965dc8faccbe91a0be822e62c01adac49f6955c9e86128d8597536bd845a7770306
SSDEEP

196608:OvmwHVRzpgetATsTJbaAzgLPz+hgtrxro+QpqN/+BL5fNWJ+BSNLuk7GFViAk0He:OZ1lATstzYPttroBa+lq+4tUVxFE

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__	50c2d68b67e63e9e58170740ba2380a3.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	50c2d68b67e63e9e58170740ba2380a3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	50c2d68b67e63e9e58170740ba2380a3.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	50c2d68b67e63e9e58170740ba2380a3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe
3024	50c2d68b67e63e9e58170740ba2380a3.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2844	3024	50c2d68b67e63e9e58170740ba2380a3.exe	29
PID 3024 wrote to memory of 2844	3024	50c2d68b67e63e9e58170740ba2380a3.exe	29
PID 3024 wrote to memory of 2844	3024	50c2d68b67e63e9e58170740ba2380a3.exe	29
PID 2844 wrote to memory of 2120	2844	cmd.exe	32
PID 2844 wrote to memory of 2120	2844	cmd.exe	32
PID 2844 wrote to memory of 2120	2844	cmd.exe	32
PID 2844 wrote to memory of 2540	2844	cmd.exe	31
PID 2844 wrote to memory of 2540	2844	cmd.exe	31
PID 2844 wrote to memory of 2540	2844	cmd.exe	31
PID 2844 wrote to memory of 2076	2844	cmd.exe	30
PID 2844 wrote to memory of 2076	2844	cmd.exe	30
PID 2844 wrote to memory of 2076	2844	cmd.exe	30

C:\Users\Admin\AppData\Local\Temp\50c2d68b67e63e9e58170740ba2380a3.exe
"C:\Users\Admin\AppData\Local\Temp\50c2d68b67e63e9e58170740ba2380a3.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:3024
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\50c2d68b67e63e9e58170740ba2380a3.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2844
- - C:\Windows\system32\find.exe
    find /i /v "certutil"
    3⤵
    PID:2076
- - C:\Windows\system32\find.exe
    find /i /v "md5"
    3⤵
    PID:2540
- - C:\Windows\system32\certutil.exe
    certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\50c2d68b67e63e9e58170740ba2380a3.exe" MD5
    3⤵
    PID:2120

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/3024-1-0x0000000076D90000-0x0000000076F39000-memory.dmp

Filesize
1.7MB

Download
memory/3024-0-0x0000000140000000-0x00000001423CC000-memory.dmp

Filesize
35.8MB

Download
memory/3024-4-0x0000000140000000-0x00000001423CC000-memory.dmp

Filesize
35.8MB

Download
memory/3024-5-0x0000000140000000-0x00000001423CC000-memory.dmp

Filesize
35.8MB

Download
memory/3024-6-0x0000000140000000-0x00000001423CC000-memory.dmp

Filesize
35.8MB

Download
memory/3024-9-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/3024-8-0x0000000140000000-0x00000001423CC000-memory.dmp

Filesize
35.8MB

Download
memory/3024-10-0x0000000076D90000-0x0000000076F39000-memory.dmp

Filesize
1.7MB

Download