118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9

Analysis

max time kernel
139s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/09/2022, 20:20

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General

Target

118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9.exe
Size

47KB
MD5

9dfa96963e3e06fe8cd4e990f8afb757
SHA1

087750567b729ffc05f924c7e696357417e45c00
SHA256

118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9
SHA512

983830d49f21d042d58373ea245f758c8cab55d54b66a2f3d625e78c2dcdffbc379338de41cc2cfe5a8f879bd338d20256eb3fd38b7cc520037a9cff3e08ab33
SSDEEP

768:QxWjuw5kgv4rSdcIddTOQioj9keIeuvW7gUV/4SkWxHqA0jgU5FxfthjLHSXPM00:QEj/XQrNIv7ioBkeqvWkMRN08U53nY0p

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3252	System64.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/976-132-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/files/0x0006000000022e2f-133.dat	upx
behavioral2/files/0x0006000000022e2f-134.dat	upx
behavioral2/files/0x0006000000022e2f-136.dat	upx
behavioral2/files/0x0006000000022e2f-135.dat	upx
behavioral2/memory/2620-138-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2620-139-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/2620-140-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/3252-142-0x0000000000400000-0x0000000000423000-memory.dmp	upx
behavioral2/memory/976-143-0x0000000000400000-0x0000000000423000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
3252	System64.exe
3252	System64.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\System64.exe	118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9.exe
File opened for modification	C:\Windows\SysWOW64\System64.exe	118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9.exe
File created	C:\Windows\SysWOW64\System64.exe	System64.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3252 set thread context of 2620	3252	System64.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1424	2620	WerFault.exe	83

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83
PID 3252 wrote to memory of 2620	3252	System64.exe	83

C:\Users\Admin\AppData\Local\Temp\118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9.exe
"C:\Users\Admin\AppData\Local\Temp\118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9.exe"
1⤵
- Drops file in System32 directory
PID:976

C:\Windows\SysWOW64\System64.exe
C:\Windows\SysWOW64\System64.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3252
- C:\Windows\SysWOW64\userinit.exe
  "C:\Windows\system32\userinit.exe"
  2⤵
  PID:2620
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 12
    3⤵
    - Program crash
    PID:1424

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2620 -ip 2620
1⤵
PID:5088

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Windows\SysWOW64\System64.exe

Filesize
47KB

MD5
9dfa96963e3e06fe8cd4e990f8afb757

SHA1
087750567b729ffc05f924c7e696357417e45c00

SHA256
118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9

SHA512
983830d49f21d042d58373ea245f758c8cab55d54b66a2f3d625e78c2dcdffbc379338de41cc2cfe5a8f879bd338d20256eb3fd38b7cc520037a9cff3e08ab33

Download Submit
C:\Windows\SysWOW64\System64.exe

Filesize
47KB

MD5
9dfa96963e3e06fe8cd4e990f8afb757

SHA1
087750567b729ffc05f924c7e696357417e45c00

SHA256
118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9

SHA512
983830d49f21d042d58373ea245f758c8cab55d54b66a2f3d625e78c2dcdffbc379338de41cc2cfe5a8f879bd338d20256eb3fd38b7cc520037a9cff3e08ab33

Download Submit
C:\Windows\SysWOW64\System64.exe

Filesize
47KB

MD5
9dfa96963e3e06fe8cd4e990f8afb757

SHA1
087750567b729ffc05f924c7e696357417e45c00

SHA256
118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9

SHA512
983830d49f21d042d58373ea245f758c8cab55d54b66a2f3d625e78c2dcdffbc379338de41cc2cfe5a8f879bd338d20256eb3fd38b7cc520037a9cff3e08ab33

Download Submit
C:\Windows\SysWOW64\System64.exe

Filesize
47KB

MD5
9dfa96963e3e06fe8cd4e990f8afb757

SHA1
087750567b729ffc05f924c7e696357417e45c00

SHA256
118b0abb22d86c5572a7acef747c35630052b1350e2c454de03497e566c4f7b9

SHA512
983830d49f21d042d58373ea245f758c8cab55d54b66a2f3d625e78c2dcdffbc379338de41cc2cfe5a8f879bd338d20256eb3fd38b7cc520037a9cff3e08ab33

Download Submit
memory/976-132-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/976-143-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2620-138-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2620-139-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/2620-140-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/3252-142-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download