1ee86aaf31d4e0823abddc36eb82bfc6c5041695cb396d2fc72abe4022295c07

Analysis

max time kernel
121s
max time network
126s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
25/05/2024, 01:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe
Size

6.5MB
MD5

ebc6a6b4aee137d3ae304658cb961f6b
SHA1

11d3187ff5211edcfe7abd9d0832c69e7758dc1a
SHA256

1ee86aaf31d4e0823abddc36eb82bfc6c5041695cb396d2fc72abe4022295c07
SHA512

150bea865e3ffc38db42d4f4fc46cb197ff0a4a80716498d9b234df22b3733d1e4713b940d231d4f2b86f5175fe5f24fdfa5f349d0a585527337bc26e8be20c5
SSDEEP

98304:gI9tiSH6a6gfFCZ8th/yp3qvZ4ypOKRxoBBTxBQk6dtQ:gAH6aff4+4p84yjRyBNxqQ

Score

8^/10

discovery

Malware Config

Signatures

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe

Executes dropped EXE 1 IoCs

pid	Process
1200	44b473ce5f5547dbba781a4d3e9ea921.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 1200	2980	2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe	28
PID 2980 wrote to memory of 1200	2980	2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe	28
PID 2980 wrote to memory of 1200	2980	2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe	28
PID 2980 wrote to memory of 1200	2980	2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-25_ebc6a6b4aee137d3ae304658cb961f6b_avoslocker_revil.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Users\Admin\AppData\Local\Temp\44b473ce5f5547dbba781a4d3e9ea921.exe
  "C:\Users\Admin\AppData\Local\Temp\44b473ce5f5547dbba781a4d3e9ea921.exe" --01
  2⤵
  - Executes dropped EXE
  PID:1200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\44b473ce5f5547dbba781a4d3e9ea921.exe

Filesize
6.0MB

MD5
02e6bf47f5315e8da515ccae63f58a6e

SHA1
3469eec2964080610b188eceabc216a5f0244d2b

SHA256
aad9c5c01c5c87d33da0695c53eb0bdae432d41452a2f54ddc1f23eb14928517

SHA512
949bf7ff8eaa37a0c036af580f6bde633aec5336312f1c96d879aaf2398ee05f82a9d84ce002937b95382bedf2e7143e894b8d0feec478d074a1a3e1baf1d031

Download Submit
memory/2980-0-0x000007FEF614E000-0x000007FEF614F000-memory.dmp

Filesize
4KB

Download
memory/2980-1-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2980-2-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2980-3-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download
memory/2980-4-0x0000000000F90000-0x0000000000FBE000-memory.dmp

Filesize
184KB

Download
memory/2980-5-0x0000000000970000-0x000000000097A000-memory.dmp

Filesize
40KB

Download
memory/2980-12-0x00000000008D0000-0x00000000008E0000-memory.dmp

Filesize
64KB

Download
memory/2980-13-0x000007FEF5E90000-0x000007FEF682D000-memory.dmp

Filesize
9.6MB

Download