6590cb63e5421e93b75363999d2f3094f63e167099eff2a9c95676a4200003d8

Analysis

max time kernel
30s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 01:30

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General

Target

EsdeathInstaller.exe
Size

576KB
MD5

af762058f41e3c89fe0f035559ddb9af
SHA1

eb26f514e8adbd1354f7ecf567b49730033a4135
SHA256

857da60a511069ef042d3c0e3a3ebe99823311ef164ec62972ca1396818284e3
SHA512

070dcdf7d67f6ee9a71d47b72c7fa85e9161c6505c877336f5a2797b1a84ca0805d87857013b8e103b8c7b6406d6765c5d664053d0f4faf4788cb712087f5fa7
SSDEEP

12288:GdrswPR83Ckao6J33TRYRLG4g1KGzV0s11v:GdIwZ83BCJHTORLGT1KgVlZ

Score

7^/10

discovery

Malware Config

Signatures

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3044	icacls.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4232	javaw.exe
4232	javaw.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 4232	2208	EsdeathInstaller.exe	16
PID 2208 wrote to memory of 4232	2208	EsdeathInstaller.exe	16
PID 4232 wrote to memory of 3044	4232	javaw.exe	95
PID 4232 wrote to memory of 3044	4232	javaw.exe	95

C:\Users\Admin\AppData\Local\Temp\EsdeathInstaller.exe
"C:\Users\Admin\AppData\Local\Temp\EsdeathInstaller.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Program Files\Java\jre-1.8\bin\javaw.exe
  "C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\EsdeathInstaller.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4232
- - 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:3044

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
8a6e180bc885055745f71085e8cf268a

SHA1
e330522de9ae39fe05927ade8139d028221319b8

SHA256
0351aa47c5a6ea34cdeb67173734104b08cc5e651ef47b83f18a3843b57d3682

SHA512
c050d427e7beb630ae4ff6008ef8cd187b3608cc0e2e42e5befe2f357c9df6afe37c4adceaece0d891c73065e703ecffb244e238cdb66682d0f4c871be61dad9

Download Submit
memory/2208-10-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/4232-29-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-13-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-18-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-21-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-26-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-27-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-4-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-47-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-48-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-52-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-57-0x000001458C940000-0x000001458D940000-memory.dmp

Filesize
16.0MB

Download
memory/4232-61-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-63-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download
memory/4232-86-0x000001458B300000-0x000001458B301000-memory.dmp

Filesize
4KB

Download