e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2024, 10:46

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General

Target

e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe
Size

89KB
MD5

8e1bb08da1f9c8ad8cabf3b9380d8f3a
SHA1

5bc3f92b76c9745308232c2fea22de826a087c8f
SHA256

e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83
SHA512

ec212c24bf5a3a852ee31f2b6a014835133b465641519ca7d45bd24799516faa844274f3a06911a642c2da5f3219eb3d2f3633c26ade6d47adb80ec66049d846
SSDEEP

1536:GdWvtNFN+F+EchVsM/Vycyq1h6MtVYTjipvF2wI/KR11JdNqNY4X9/a:IW1NWcyq1hnbYvQd26xU/i

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3968	rianesad.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
20	icanhazip.com

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	e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rianesad.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3816 wrote to memory of 3968	3816	e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe	83
PID 3816 wrote to memory of 3968	3816	e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe	83
PID 3816 wrote to memory of 3968	3816	e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe	83

C:\Users\Admin\AppData\Local\Temp\e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe
"C:\Users\Admin\AppData\Local\Temp\e87738f9a7d9d4e7307a721df07da9ac53d927dc6921d585d6b46cca130ddd83.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3816
- C:\Users\Admin\AppData\Local\Temp\rianesad.exe
  C:\Users\Admin\AppData\Local\Temp\rianesad.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3968

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\rianesad.exe

Filesize
89KB

MD5
bff3ecca3b54b96a89d34e8f90a356f7

SHA1
b2e1c8e43e5284e5ecb1569c9c1e7e8a0114105a

SHA256
d6e6c23c8f732800fc89f2917f0111b013fc9770d7251eb652a4a0e1b0788845

SHA512
3bfbd7fac74118fbdcb6d04f64433ec6d4955fcf1c3d7dfcbaa26f0e5bac1a6879f153828c7393665a03fd09b630763e874ca9a8d041b40d1e34f4ed92aa60af

Download Submit
memory/3816-0-0x0000000000403000-0x0000000000405000-memory.dmp

Filesize
8KB

Download
memory/3968-5-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download