a50c73a7de211c793ec53f73f52591cd0057d6c61cb92644fc7e79cf9cee70ac

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 15:45

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General

Target

646ae9a4af1b258977d30f8558c70520N.exe
Size

34KB
MD5

646ae9a4af1b258977d30f8558c70520
SHA1

8d23625513d4da1839e0bc8ad7401a80a85cb217
SHA256

a50c73a7de211c793ec53f73f52591cd0057d6c61cb92644fc7e79cf9cee70ac
SHA512

a3193b94a71222eb3ca6b606e081d4e8b423b57b8d42fcd11849bd6d5fd2d4ab0d5b09c6d0347e3ecfda66c59d64c4c990d7d5c0143aff01e6a089d903694570
SSDEEP

384:DLR7iSYIwM+6GyXzQNSOwOmOzO6iQspWGqYx1jYCKt7VpEi6xX+J3FAFtMF:DLR7ix70zQozpW7YYCqgi2y

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2848	lasis.exe

Loads dropped DLL 2 IoCs

pid	Process
2732	646ae9a4af1b258977d30f8558c70520N.exe
2732	646ae9a4af1b258977d30f8558c70520N.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	646ae9a4af1b258977d30f8558c70520N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lasis.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 2848	2732	646ae9a4af1b258977d30f8558c70520N.exe	30
PID 2732 wrote to memory of 2848	2732	646ae9a4af1b258977d30f8558c70520N.exe	30
PID 2732 wrote to memory of 2848	2732	646ae9a4af1b258977d30f8558c70520N.exe	30
PID 2732 wrote to memory of 2848	2732	646ae9a4af1b258977d30f8558c70520N.exe	30

C:\Users\Admin\AppData\Local\Temp\646ae9a4af1b258977d30f8558c70520N.exe
"C:\Users\Admin\AppData\Local\Temp\646ae9a4af1b258977d30f8558c70520N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2732
- C:\Users\Admin\AppData\Local\Temp\lasis.exe
  "C:\Users\Admin\AppData\Local\Temp\lasis.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2848

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

\Users\Admin\AppData\Local\Temp\lasis.exe

Filesize
35KB

MD5
d64a2fa5b52c9fa49dc27a83a13aedb9

SHA1
3222fc5b5bedf7da2affca451578b3fc59bc9869

SHA256
1372d47cc647d9592798423eec9c120a67e6caecb15bd9b392ca9db1bea458b2

SHA512
31bed442b068bf7f7299a63cc161550ec43027766fdf9ba0107329cc769ed345467f72af8962c449c1ed3232d781f8b2cee00c9e9738f878d23498d48fda752b

Download Submit
memory/2732-1-0x0000000000402000-0x0000000000403000-memory.dmp

Filesize
4KB

Download
memory/2848-11-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download