4e49d441f723fe62674ac9a653e049873e286749f92c3fea4487dd7c9d93f61a

Analysis

max time kernel
42s
max time network
37s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 10:48

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General

Target

Release/Atlantis.exe
Size

11.3MB
MD5

5961654e85bfaba8a9ecf3bf2bee24a9
SHA1

bbdd2ae25b31aed0e8b219d014be1faf01531ac0
SHA256

62bb9df5b11f8f8bc9f82e6e3721f3f668f99735f3eb1fb469e79ce4d9789b26
SHA512

b66541da4c915978ecf6cb2c1756414c2d6767b27871c64c7a7b916e2630ca0acc6878a2047cfc8fd0028bb9fcdefb288215568acc7020f40091a21b9c275295
SSDEEP

98304:JaDTGUBeqiZv3ubvSxOS9CCKLBscvPuxuXTpRpN0pEV5ctEVdX5xLeTydFjFs7gP:JGTNev3uUcrzvpXK7gFO2b

Score

8^/10

discovery

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

rundll32.exe

flow pid process

5 3016 rundll32.exe
7 3016 rundll32.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

flow	pid	process
5	3016	rundll32.exe
7	3016	rundll32.exe

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

Processes:

rundll32.exeAtlantis.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Atlantis.exe

Modifies registry class 3 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX	rundll32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX\OOBGameInstalled = "1"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000_CLASSES\Local Settings\Software\Microsoft\Windows\GameUX\ServiceLocation	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

Atlantis.exe

description	pid	process	target process
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe
PID 2540 wrote to memory of 3016	2540	Atlantis.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\Release\Atlantis.exe
"C:\Users\Admin\AppData\Local\Temp\Release\Atlantis.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2540
- C:\Windows\SysWOW64\rundll32.exe
  C:\Windows\system32\rundll32.exe C:\Windows\system32\gameux.dll,GameUXShim {0ec4a233-e49b-47dc-9883-c26cebaffaaf};C:\Users\Admin\AppData\Local\Temp\Release\Atlantis.exe;2540
  2⤵
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3016

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/2540-2-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/2540-3-0x0000000001000000-0x0000000001B56000-memory.dmp

Filesize
11.3MB

Download
memory/2540-4-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-5-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-6-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/2540-7-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/2540-8-0x0000000000770000-0x0000000000788000-memory.dmp

Filesize
96KB

Download
memory/2540-9-0x0000000005CE0000-0x0000000005D76000-memory.dmp

Filesize
600KB

Download
memory/2540-10-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-11-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-12-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

Filesize
4KB

Download
memory/2540-13-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-14-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-15-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/2540-16-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/2540-17-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download
memory/2540-18-0x0000000074AE0000-0x00000000751CE000-memory.dmp

Filesize
6.9MB

Download