fee2d61b2faf8f03108164e527066598a1195dac0e17bc6c146ca333417d1e11

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
14/06/2024, 08:45

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General

Target

2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe
Size

6.5MB
MD5

23677f4f6cd6dc7f80033bd92d8bc6ae
SHA1

1227b48104fb241a1f3a6bcca649de76a7f98e05
SHA256

fee2d61b2faf8f03108164e527066598a1195dac0e17bc6c146ca333417d1e11
SHA512

196a54aab21b98f938bfc469d9ea4577ddc83c82044ccbecf54d8355fd4938054ef485bf3dfe9ec8e141029c57018b4cc8172ac063742305c7728843227f3a3f
SSDEEP

98304:AI9tiSH6a6gfFCZ8th/yp3qvZ4ypOKRxoBBTxBQk6dtQ:AAH6aff4+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	2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe

Executes dropped EXE 1 IoCs

pid	Process
2972	ed842749e5d245948eb727dc283b8b45.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 2268 wrote to memory of 2972	2268	2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe	28
PID 2268 wrote to memory of 2972	2268	2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe	28
PID 2268 wrote to memory of 2972	2268	2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe	28
PID 2268 wrote to memory of 2972	2268	2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-14_23677f4f6cd6dc7f80033bd92d8bc6ae_avoslocker_revil.exe"
1⤵
- Drops file in Drivers directory
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\ed842749e5d245948eb727dc283b8b45.exe
  "C:\Users\Admin\AppData\Local\Temp\ed842749e5d245948eb727dc283b8b45.exe" --01
  2⤵
  - Executes dropped EXE
  PID:2972

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\ed842749e5d245948eb727dc283b8b45.exe

Filesize
6.0MB

MD5
02e6bf47f5315e8da515ccae63f58a6e

SHA1
3469eec2964080610b188eceabc216a5f0244d2b

SHA256
aad9c5c01c5c87d33da0695c53eb0bdae432d41452a2f54ddc1f23eb14928517

SHA512
949bf7ff8eaa37a0c036af580f6bde633aec5336312f1c96d879aaf2398ee05f82a9d84ce002937b95382bedf2e7143e894b8d0feec478d074a1a3e1baf1d031

Download Submit
memory/2268-0-0x000007FEF61DE000-0x000007FEF61DF000-memory.dmp

Filesize
4KB

Download
memory/2268-1-0x000007FEF5F20000-0x000007FEF68BD000-memory.dmp

Filesize
9.6MB

Download
memory/2268-2-0x000007FEF5F20000-0x000007FEF68BD000-memory.dmp

Filesize
9.6MB

Download
memory/2268-3-0x000007FEF5F20000-0x000007FEF68BD000-memory.dmp

Filesize
9.6MB

Download
memory/2268-4-0x0000000000B30000-0x0000000000B5E000-memory.dmp

Filesize
184KB

Download
memory/2268-5-0x00000000003A0000-0x00000000003AA000-memory.dmp

Filesize
40KB

Download
memory/2268-12-0x0000000000370000-0x0000000000380000-memory.dmp

Filesize
64KB

Download
memory/2268-13-0x000007FEF5F20000-0x000007FEF68BD000-memory.dmp

Filesize
9.6MB

Download