f6e3d9034d0dfbb89293fd65389ab7c841de4fe37dc2de3a2f4fd3e0b2f4c0d0

Analysis

max time kernel
450s
max time network
1176s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
25/06/2024, 10:39

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General

Target

KwishClient/KwishClient.jar
Size

60.1MB
MD5

1fa329e9876bb9d14e463a4aae3534e4
SHA1

b20480b592e07a2ffbf217c8621b21cfa666290a
SHA256

69aa16e8f240e4411ff3771f69bbb605b20781dea020ecaaf6ffdae6ab43ca3c
SHA512

f20182a5cc8048a2ae446ad0dd2fea83eb3223b4195a893d5350853261f76c9fa3aa6141cfee45ae3d9611b88304fbf4f0e981c8ead806a28c5d2ccfcfdbee83
SSDEEP

1572864:uQTQqzcknx98oxGxZ1Yh6ZTxNU6hwRKcuQns5FXjCv:uQTemx98oxGxZ1LZTBhwRLX0Xo

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1820	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4744 wrote to memory of 1820	4744	java.exe	78
PID 4744 wrote to memory of 1820	4744	java.exe	78

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\KwishClient\KwishClient.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:4744
- 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:1820

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

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

Filesize
46B

MD5
577ba09cb014307395f7b616511723a5

SHA1
558007c461a9779476e35f8520c8d44de5bcf15f

SHA256
6f988cac82d04d778d4b4b2526b0cb71d78945fc54c55c111b6df030a0c2f99a

SHA512
007a254454d84811846593b39bbae39bc1c61160ff811bd9c2491ddbdc73988bdd159f83b050e74f0bafc78ba30bbab6aeb36c22d54e8f333d1108df1a11b58b

Download Submit
memory/4744-2-0x0000014EDD900000-0x0000014EDDB70000-memory.dmp

Filesize
2.4MB

Download
memory/4744-12-0x0000014EDC2C0000-0x0000014EDC2C1000-memory.dmp

Filesize
4KB

Download
memory/4744-13-0x0000014EDD900000-0x0000014EDDB70000-memory.dmp

Filesize
2.4MB

Download