4dc83a9a840b9e94778e5e8a8a01758d413a9e018cf4ee979340c483d36537ce

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/06/2024, 04:31

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General

Target

2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe
Size

6.5MB
MD5

2452f34f9ad4dc3546ea7f2217341aee
SHA1

459ddfad16fecf6a6fcd3c135a01efadc71c42d6
SHA256

4dc83a9a840b9e94778e5e8a8a01758d413a9e018cf4ee979340c483d36537ce
SHA512

5e1d347a7cac895dbec41c97986f1c6bc695a88ddd5f827bd3f66cdd73c70c310430c95e403bc09597c43d2e2c4def3fea91312773fdf072ea075cd9f4b48528
SSDEEP

98304:AI9tiSH6a6gfFCZ8th/yp3qvZ4ypOKRxoBBTxBQk6dtQV3:AAH6aff4+4p84yjRyBNxqQV3

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	2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe

Executes dropped EXE 1 IoCs

pid	Process
2380	0f24df29c1a24eb19f70c9557c93567f.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 2196 wrote to memory of 2380	2196	2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe	28
PID 2196 wrote to memory of 2380	2196	2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe	28
PID 2196 wrote to memory of 2380	2196	2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe	28
PID 2196 wrote to memory of 2380	2196	2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-11_2452f34f9ad4dc3546ea7f2217341aee_avoslocker_revil.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:2196
- C:\Users\Admin\AppData\Local\Temp\0f24df29c1a24eb19f70c9557c93567f.exe
  "C:\Users\Admin\AppData\Local\Temp\0f24df29c1a24eb19f70c9557c93567f.exe" --01
  2⤵
  - Executes dropped EXE
  PID:2380

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\0f24df29c1a24eb19f70c9557c93567f.exe

Filesize
6.0MB

MD5
02e6bf47f5315e8da515ccae63f58a6e

SHA1
3469eec2964080610b188eceabc216a5f0244d2b

SHA256
aad9c5c01c5c87d33da0695c53eb0bdae432d41452a2f54ddc1f23eb14928517

SHA512
949bf7ff8eaa37a0c036af580f6bde633aec5336312f1c96d879aaf2398ee05f82a9d84ce002937b95382bedf2e7143e894b8d0feec478d074a1a3e1baf1d031

Download Submit
memory/2196-0-0x000007FEF5E4E000-0x000007FEF5E4F000-memory.dmp

Filesize
4KB

Download
memory/2196-1-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

Filesize
9.6MB

Download
memory/2196-2-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

Filesize
9.6MB

Download
memory/2196-3-0x000000001B430000-0x000000001B45E000-memory.dmp

Filesize
184KB

Download
memory/2196-4-0x00000000008D0000-0x00000000008DA000-memory.dmp

Filesize
40KB

Download
memory/2196-11-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2196-12-0x000007FEF5B90000-0x000007FEF652D000-memory.dmp

Filesize
9.6MB

Download