b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d

Analysis

max time kernel
357s
max time network
438s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
05-12-2022 08:32

Target

b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe
Size

31KB
MD5

1a6c2c86e7f401a9e1c94d7b39da8f30
SHA1

bb520f3589b3dc5faa8aa613d54d52dd2dffb5f0
SHA256

b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d
SHA512

3fbc26238aa66a55e5bc4ae14b240ff7cad75a001f57a4ebb0d22c096adab50b1dca26bcbb868f231b3b03ab095a14967c02bc7d5d7e8c5bce97a79cfcd621e1
SSDEEP

768:2QjAqM3qE36tpZdI1yucQYJMzDuE3SVimChlIUCqnbcuyD7U:uqAq8cucQYJMzqE3S2lFnouy8

Score

8^/10

upx

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
behavioral2/memory/3660-136-0x0000000000400000-0x0000000000511000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\kr_done1	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3660	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe
3660	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 4704	3660	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe	86
PID 3660 wrote to memory of 4704	3660	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe	86
PID 3660 wrote to memory of 4704	3660	b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe	86

C:\Users\Admin\AppData\Local\Temp\b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe
"C:\Users\Admin\AppData\Local\Temp\b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\\uninste5c679b.bat" "C:\Users\Admin\AppData\Local\Temp\b2fa58be3711fb9c26b629832aa0ff68b333e224de3462b299665b465149870d.exe""
  2⤵
  PID:4704

memory/3660-136-0x0000000000400000-0x0000000000511000-memory.dmp

Filesize
1.1MB

Download
memory/4704-137-0x0000000000000000-mapping.dmp

Download