3a2e31f2844df5cb91eedbf24c0b93de4b0aa08525f733132c2bce0d7ab81acc

Resubmissions

21-12-2024 22:57

241221-2xpr2atjar 10

21-12-2024 20:29

241221-y9xfvsyngy 10

Analysis

max time kernel
50s
max time network
95s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
21-12-2024 22:57

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Report Analysis Logs

General

Target

0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe
Size

5.4MB
MD5

3a6af02d19a5f472a0357ccb50e5b0a6
SHA1

245b235c383d80ca2ae88681bf12f27bea96b92e
SHA256

0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855
SHA512

ac7dde150babc8348b963345ce330ee081978e80c1c80344a240c14cb277ba219a0189b6fbd9353a42869281e00b176021a491fdded3b456f4e9bd8638f5a8e4
SSDEEP

98304:xZc4ddDQkADTo0arkXDiBH9ftXnFmEuM2B4lXzqN346KNadVRvhfPqH:Dbv6UGDohFO/sY1rRJ

Score

7^/10

discovery persistence vmprotect

Malware Config

Signatures

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral6/memory/3600-1-0x0000000000240000-0x0000000000AFA000-memory.dmp	vmprotect
behavioral6/memory/3600-5-0x0000000000240000-0x0000000000AFA000-memory.dmp	vmprotect
behavioral6/memory/3600-6-0x0000000000240000-0x0000000000AFA000-memory.dmp	vmprotect

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4018527317-446799424-2810249686-1000\Software\Microsoft\Windows\CurrentVersion\Run\explorer = "C:\\Users\\Admin\\AppData\\Roaming\\explorer\\explorer.exe"	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3600	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe
3600	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1636	cmd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3600 wrote to memory of 1636	3600	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe	77
PID 3600 wrote to memory of 1636	3600	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe	77
PID 3600 wrote to memory of 1636	3600	0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe	77

C:\Users\Admin\AppData\Local\Temp\0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe
"C:\Users\Admin\AppData\Local\Temp\0b9a6ed57e23d874bde98d89d3c50a44b3982570cb8bbf41660fad19d3fbe855.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3600
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c start C:\Users\Admin\AppData\Roaming\explorer\explorer.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3600-0-0x00000000011B0000-0x00000000011B1000-memory.dmp

Filesize
4KB

Download
memory/3600-2-0x0000000000274000-0x000000000059B000-memory.dmp

Filesize
3.2MB

Download
memory/3600-1-0x0000000000240000-0x0000000000AFA000-memory.dmp

Filesize
8.7MB

Download
memory/3600-5-0x0000000000240000-0x0000000000AFA000-memory.dmp

Filesize
8.7MB

Download
memory/3600-6-0x0000000000240000-0x0000000000AFA000-memory.dmp

Filesize
8.7MB

Download
memory/3600-7-0x0000000000274000-0x000000000059B000-memory.dmp

Filesize
3.2MB

Download