Analysis
-
max time kernel
325s -
max time network
378s -
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, 23:43
Static task
static1
Behavioral task
behavioral1
Sample
938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe
-
Size
144KB
-
MD5
735628efad4bb1003062f946d41a6e55
-
SHA1
f4ec261d68f890140469df78f751c75c38a43dad
-
SHA256
938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558
-
SHA512
d5ca5e6372bf30161a7a328f657af6d6cde3d23f91b8af28d130ceaa0a6ad5544600d42ac5fc51c3bc5ed5c7545cd2f41b7052c45c7048d7bd8cc240f1ddb8cd
-
SSDEEP
3072:QHKFlhvhINgVs+Y9YXeKjxF1yO13TWDntp:QqFTq2gYuKjxF15s
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe Set value (int) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" kueqi.exe -
Executes dropped EXE 1 IoCs
pid Process 5044 kueqi.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe -
Adds Run key to start application 2 TTPs 22 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\ kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /f" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /Q" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /j" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /I" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /M" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /R" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /D" kueqi.exe Key created \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /Z" 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /G" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /v" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /O" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /N" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /T" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /c" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /Z" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /t" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /U" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /d" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /p" kueqi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\kueqi = "C:\\Users\\Admin\\kueqi.exe /l" kueqi.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 52 IoCs
pid Process 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe 5044 kueqi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 5044 kueqi.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1912 wrote to memory of 5044 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 84 PID 1912 wrote to memory of 5044 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 84 PID 1912 wrote to memory of 5044 1912 938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe"C:\Users\Admin\AppData\Local\Temp\938ea2b5ce59f8e29c53e654513551dba5f95db0dd23890913ac2205111dd558.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\kueqi.exe"C:\Users\Admin\kueqi.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:5044
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
144KB
MD5a3064cd749256bfe2b36753c1bc573ce
SHA1762f40ffcf177f9ebd73b153d82719608ee10d87
SHA25613d8af490367f3197576c64997b03b4b29d13164cc4e9a3df2ec746545c6f99a
SHA5124080625b2c6f1049cf2cc9a421c8597421084167afc003350e7a6ebe3c57d798739b15d2b5745729ec052a90047008d46d3c0ee7b44ac5a60d35ed45816f472a
-
Filesize
144KB
MD5a3064cd749256bfe2b36753c1bc573ce
SHA1762f40ffcf177f9ebd73b153d82719608ee10d87
SHA25613d8af490367f3197576c64997b03b4b29d13164cc4e9a3df2ec746545c6f99a
SHA5124080625b2c6f1049cf2cc9a421c8597421084167afc003350e7a6ebe3c57d798739b15d2b5745729ec052a90047008d46d3c0ee7b44ac5a60d35ed45816f472a