ee5420e42f0a24abc94f91a63dcf822e21eee1536b815972bfcac06e7a2d9cfd

Analysis

max time kernel
147s
max time network
174s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
20/03/2024, 02:46

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General

Target

ee5420e42f0a24abc94f91a63dcf822e21eee1536b815972bfcac06e7a2d9cfd.jar
Size

182KB
MD5

fadc391eb366687b72ef339d5aae261d
SHA1

4c05a869393902fad202fba4b154af41b398c788
SHA256

ee5420e42f0a24abc94f91a63dcf822e21eee1536b815972bfcac06e7a2d9cfd
SHA512

351b1c4120ea217701c81bab8570b61642196ab1d1e3faa60088e90a8f438de976944b7fdc3f355aae1e890f547810c410049166de7a8980f346ccf00e5edf78
SSDEEP

3072:QakzYwQS6NRrYHeT9SbSuxeU6HaZShkSpbj57QaemO9I2xsdzxSN:jnwOTEHeT9tj1b9o/+2xWVW

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1844	icacls.exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb	java.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb	java.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3700 wrote to memory of 1844	3700	java.exe	99
PID 3700 wrote to memory of 1844	3700	java.exe	99

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\ee5420e42f0a24abc94f91a63dcf822e21eee1536b815972bfcac06e7a2d9cfd.jar
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:3700
- 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:1844

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=4068 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
1⤵
PID:3476

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/3700-2-0x0000023608250000-0x0000023609250000-memory.dmp

Filesize
16.0MB

Download
memory/3700-11-0x0000023606BF0000-0x0000023606BF1000-memory.dmp

Filesize
4KB

Download
memory/3700-16-0x0000023608250000-0x0000023609250000-memory.dmp

Filesize
16.0MB

Download