585c29675f203dac167ee19bab6e4481b2f880cd77d7a150c3b3dbca3b845717

Analysis

max time kernel
48s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/02/2023, 12:02

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General

Target

file.exe
Size

1.5MB
MD5

e87c2d5875d124a8f93328d297ebfc3d
SHA1

a6a9d0d5ae225e8be261840d473057d14739b383
SHA256

585c29675f203dac167ee19bab6e4481b2f880cd77d7a150c3b3dbca3b845717
SHA512

de9deb0ecd26f75bdf8213d4d67f4de775e2b36c6fdc2fc53a7401ba8940858d87f04f1a0d1dadb4f97121a37bd8ece0c6b95fcad76a7e9a1b56b89aedef0013
SSDEEP

49152:vEvtNoNITz8e5IOcRcEutajGvUbZlti6n:vEvtWPe2M2qUlltiO

Score

7^/10

Malware Config

Signatures

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
behavioral1/memory/1968-71-0x0000000000020000-0x0000000000196000-memory.dmp	net_reactor

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1968	file.exe
1256	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1968	file.exe
Token: SeDebugPrivilege	1256	powershell.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1968 wrote to memory of 1256	1968	file.exe	28
PID 1968 wrote to memory of 1256	1968	file.exe	28
PID 1968 wrote to memory of 1256	1968	file.exe	28

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1256

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1256-83-0x00000000026D4000-0x00000000026D7000-memory.dmp

Filesize
12KB

Download
memory/1256-84-0x00000000026DB000-0x00000000026FA000-memory.dmp

Filesize
124KB

Download
memory/1256-82-0x000000001B800000-0x000000001BAFF000-memory.dmp

Filesize
3.0MB

Download
memory/1256-80-0x000007FEEC180000-0x000007FEECCDD000-memory.dmp

Filesize
11.4MB

Download
memory/1256-81-0x00000000026D4000-0x00000000026D7000-memory.dmp

Filesize
12KB

Download
memory/1256-79-0x000007FEECCE0000-0x000007FEED703000-memory.dmp

Filesize
10.1MB

Download
memory/1256-77-0x000007FEFB6D1000-0x000007FEFB6D3000-memory.dmp

Filesize
8KB

Download
memory/1968-63-0x0000000076B90000-0x0000000076CAF000-memory.dmp

Filesize
1.1MB

Download
memory/1968-75-0x000007FEFC2F0000-0x000007FEFC307000-memory.dmp

Filesize
92KB

Download
memory/1968-66-0x000007FEFA7B0000-0x000007FEFA8A7000-memory.dmp

Filesize
988KB

Download
memory/1968-67-0x000007FEFEE70000-0x000007FEFEF4B000-memory.dmp

Filesize
876KB

Download
memory/1968-68-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

Filesize
9.9MB

Download
memory/1968-69-0x000007FEFE7F0000-0x000007FEFE91D000-memory.dmp

Filesize
1.2MB

Download
memory/1968-70-0x000007FEFE5C0000-0x000007FEFE7C3000-memory.dmp

Filesize
2.0MB

Download
memory/1968-71-0x0000000000020000-0x0000000000196000-memory.dmp

Filesize
1.5MB

Download
memory/1968-72-0x000007FEF62F0000-0x000007FEF641C000-memory.dmp

Filesize
1.2MB

Download
memory/1968-73-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/1968-74-0x000007FEFC440000-0x000007FEFC462000-memory.dmp

Filesize
136KB

Download
memory/1968-65-0x000007FEFEBE0000-0x000007FEFEC51000-memory.dmp

Filesize
452KB

Download
memory/1968-64-0x000007FEFCB70000-0x000007FEFCBDC000-memory.dmp

Filesize
432KB

Download
memory/1968-56-0x000007FEFAA60000-0x000007FEFAACF000-memory.dmp

Filesize
444KB

Download
memory/1968-78-0x000007FEFEB00000-0x000007FEFEBD7000-memory.dmp

Filesize
860KB

Download
memory/1968-62-0x000007FEFE520000-0x000007FEFE5BF000-memory.dmp

Filesize
636KB

Download
memory/1968-61-0x0000000076A90000-0x0000000076B8A000-memory.dmp

Filesize
1000KB

Download
memory/1968-58-0x000007FEFEF50000-0x000007FEFEFB7000-memory.dmp

Filesize
412KB

Download
memory/1968-60-0x0000000000250000-0x0000000000292000-memory.dmp

Filesize
264KB

Download
memory/1968-59-0x0000000000020000-0x0000000000196000-memory.dmp

Filesize
1.5MB

Download
memory/1968-57-0x000007FEFA8B0000-0x000007FEFA94C000-memory.dmp

Filesize
624KB

Download