Analysis
-
max time kernel
207s -
max time network
217s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 21:01
Static task
static1
Behavioral task
behavioral1
Sample
b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe
Resource
win10v2004-20220812-en
General
-
Target
b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe
-
Size
117KB
-
MD5
0eb1121b87a4608c6ef51119411439ac
-
SHA1
26715fe0ce01df6f46a7e2e13b4249419d3d238f
-
SHA256
b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9
-
SHA512
b470bb68bb0a72bd995cfe82e3972af107681877b0c05d1a45eb27c965ea7e5a83e6db68a82b4515f160e83b5a06c833660794176833da3989fdaad9ec64dbfb
-
SSDEEP
3072:Qxvmpm2yKept6op+s+5fTRaqym0WkJificeFaE:IKep1Iss4qGR0fipFa
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 1500 Czowoa.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run Czowoa.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\KCSCPW1HKH = "C:\\Windows\\Czowoa.exe" Czowoa.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe File created C:\Windows\Czowoa.exe b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe File opened for modification C:\Windows\Czowoa.exe b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main Czowoa.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International Czowoa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe 1500 Czowoa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 560 wrote to memory of 1500 560 b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe 28 PID 560 wrote to memory of 1500 560 b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe 28 PID 560 wrote to memory of 1500 560 b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe 28 PID 560 wrote to memory of 1500 560 b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe"C:\Users\Admin\AppData\Local\Temp\b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:560 -
C:\Windows\Czowoa.exeC:\Windows\Czowoa.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:1500
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
117KB
MD50eb1121b87a4608c6ef51119411439ac
SHA126715fe0ce01df6f46a7e2e13b4249419d3d238f
SHA256b005736998f5832a393c4cad02e33965059b62b002cebba970ab3bfb26301eb9
SHA512b470bb68bb0a72bd995cfe82e3972af107681877b0c05d1a45eb27c965ea7e5a83e6db68a82b4515f160e83b5a06c833660794176833da3989fdaad9ec64dbfb
-
Filesize
408B
MD517275bcbbc918744f8a04e04c64afdca
SHA1148dcb1a968380ccc3e45e7d204bfd24e2bf02d1
SHA25614d570ee50cef3210649997d45c7af9f65bb48a34acbc524aeff172dd3acd36f
SHA5126b6f7e49adffe8aad71e8c5fddd6efea98d9a9b718f12c403c7e3b863345781da676a83bc8026e6d5a0cc3c7fabff74ec2a7cc9fe51186c75a6e77cfaee95f24