3a96a1ec1ba21c56b239fc2dbcd4b054e00dfbe8c04de3e80ff92306a9f3a2bf

Analysis

max time kernel
85s
max time network
91s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
18/11/2023, 08:57

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General

Target

VimeWorld.exe
Size

482KB
MD5

56c535484e526eeb01052e241a5abd0c
SHA1

79d69413698a01738c83e10ea3129e47bb86931c
SHA256

3a96a1ec1ba21c56b239fc2dbcd4b054e00dfbe8c04de3e80ff92306a9f3a2bf
SHA512

c3b78c8139b3d1a777cdff1fe8b15e7385c8eb2cdcc811ee782755f219207fdb85dedbdf4661819086bf886e77de46d800ddbe4b21d37b04909d3baf06255b99
SSDEEP

3072:eouzvch1aTJHBOAZSYGxkczkaodv07nb9yShzcKVlyWYWq:ehch1ysNxkqkaoZenb9yShzxnyh

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3608	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	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\ntdll.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\server\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\dll\jvm.pdb	javaw.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\symbols\dll\jvm.pdb	javaw.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1692 wrote to memory of 1572	1692	VimeWorld.exe	86
PID 1692 wrote to memory of 1572	1692	VimeWorld.exe	86
PID 1572 wrote to memory of 3608	1572	javaw.exe	87
PID 1572 wrote to memory of 3608	1572	javaw.exe	87

C:\Users\Admin\AppData\Local\Temp\VimeWorld.exe
"C:\Users\Admin\AppData\Local\Temp\VimeWorld.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -Dvw-l4j="true" -jar "C:\Users\Admin\AppData\Local\Temp\VimeWorld.exe"
  2⤵
  - Drops file in Program Files directory
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Windows\system32\icacls.exe
    C:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M
    3⤵
    - Modifies file permissions
    PID:3608

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

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

Filesize
46B

MD5
8fb3bc096f7f0c07769bbf3588516dba

SHA1
ed6db1c91190f92691ca188f850d88d995418847

SHA256
684628fd1d73d14316a203306f6eb0c4415f7a59eead07f54b9902afba59ffca

SHA512
f3c51cf0f93c5ad3888569d9c96d8a43bd9b282fc052c8df37deade92b81f0c50b12339bbd21846484aa119985fcc58d1531e32127f5acac4b0b26a8e12a269a

Download Submit
memory/1572-5-0x000001E450260000-0x000001E451260000-memory.dmp

Filesize
16.0MB

Download
memory/1572-13-0x000001E450240000-0x000001E450241000-memory.dmp

Filesize
4KB

Download
memory/1572-20-0x000001E450240000-0x000001E450241000-memory.dmp

Filesize
4KB

Download
memory/1692-0-0x0000000000400000-0x0000000000472000-memory.dmp

Filesize
456KB

Download