34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0b

Analysis

max time kernel
102s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-10-2024 00:34

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General

Target

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe
Size

993KB
MD5

4424ff327fc46ccbf1e122212df6f6c0
SHA1

b1d555f699b5c1f04cf05b5a09f7c03195275b71
SHA256

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0b
SHA512

91c752aa8d6e5f27f783f16c518ea41c3d3cd1d11eb610447a4b268ffa280489c51ca70ed46b4797aa5d8f8d581e98f6e97c45a62b4ac25fe9b5b7429846d9cf
SSDEEP

24576:2AojG2m6TtySYXU9/UwlPGhnxy4i9XCWsu5agFya3T5OeZINOh:A/PtySL9/UwluhnhuyWZagdTcuIQh

Score

9^/10

discovery evasion

Malware Config

Signatures

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

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Wine	34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
644	2360	WerFault.exe	83

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

pid	Process
2360	34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe

C:\Users\Admin\AppData\Local\Temp\34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe
"C:\Users\Admin\AppData\Local\Temp\34699231be16c5d6a5e12d69fa97ae4c2e8c243894d6f22feb6d8c0686a99f0bN.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2360
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 788
  2⤵
  - Program crash
  PID:644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2360 -ip 2360
1⤵
PID:1724

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2360-0-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-1-0x0000000000401000-0x0000000000403000-memory.dmp

Filesize
8KB

Download
memory/2360-4-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-6-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download