34c298eb884f0b8136123a3e9648031231491c5d5296c3f22d0f145168702670

Analysis

max time kernel
148s
max time network
121s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
09/01/2024, 15:33

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General

Target

lambda-3.4.0.jar
Size

8.3MB
MD5

8663b948d4e94d7c7671fa6016d72019
SHA1

065d8b5857740a425b6783617d8fcdddfbf186a5
SHA256

34c298eb884f0b8136123a3e9648031231491c5d5296c3f22d0f145168702670
SHA512

01d75d580b8821ddcee82ace2dcb19bbe20be9d985b8317cfd1979028c3b4ab272b4308819a34d24c088ab8d5ba97c2af49ac081a2269957fc6404a429f1a115
SSDEEP

196608:IIwXemA8vkUdK5VF7bDpfkiNryS/tciA3zUQeuMQL0dbOhI:plp7bDpfkweWzozB/udbYI

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3848	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 1316 wrote to memory of 3848	1316	java.exe	92
PID 1316 wrote to memory of 3848	1316	java.exe	92

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\lambda-3.4.0.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:1316
- C:\Windows\system32\icacls.exe
  C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
  2⤵
  - Modifies file permissions
  PID:3848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1316-4-0x000001E335320000-0x000001E336320000-memory.dmp

Filesize
16.0MB

Download
memory/1316-11-0x000001E335300000-0x000001E335301000-memory.dmp

Filesize
4KB

Download