8d03814dcd5e2eca422306883bcdad7a232e9e083b81349f868f1f5d70a1681f

Resubmissions

25/06/2024, 05:52

240625-gkzfgstcrd 7

Analysis

max time kernel
136s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 05:52

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General

Target

Library/jaybird-jdk18.jar
Size

1.1MB
MD5

65fd53fa5795d63c869c37cb1a08cb30
SHA1

79d1a6e97f8ed4a3f1341d5672dbd027a4ba0007
SHA256

a012722091bdbf995c4b3bad8d1145bb127f92ece7bdc1491b35e3151461270c
SHA512

384d2f5a204c0c0fff47beca0a3d8f6ba82f261bc7c6b5e65d75541b710cc5a42775a73a8317f0e52284b8a6df02b25ae636f42eab73d9994b34a97419c99750
SSDEEP

24576:6rV4xHpge5ZHB7DfjLOKHQ250VQc4tWznYwyVu/e8M/:6rV4xH+e5J9TjLNl0mpmYJufm

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
4240	icacls.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4636 wrote to memory of 4240	4636	java.exe	93
PID 4636 wrote to memory of 4240	4636	java.exe	93

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\Library\jaybird-jdk18.jar
1⤵
- Suspicious use of WriteProcessMemory
PID:4636
- 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:4240

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=5072 --field-trial-handle=2304,i,6987730730348465820,3913273227385401271,262144 --variations-seed-version /prefetch:8
1⤵
PID:3252

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

Replay Monitor

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Downloads

memory/4636-2-0x0000024D94620000-0x0000024D94890000-memory.dmp

Filesize
2.4MB

Download
memory/4636-11-0x0000024D92D50000-0x0000024D92D51000-memory.dmp

Filesize
4KB

Download
memory/4636-12-0x0000024D94620000-0x0000024D94890000-memory.dmp

Filesize
2.4MB

Download