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Analysis
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max time kernel
173s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 15:39
Static task
static1
Behavioral task
behavioral1
Sample
4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe
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Size
44KB
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MD5
6fd227393559d433e182ec997fd24f91
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SHA1
2e33f9871064f94dd25625e70ed6f67eca479431
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SHA256
4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e
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SHA512
94dc6c31b112f571edca9b52106c2f83a2c108436d99154dac5e605f96381143dce527c84198af795cfdf92d1c02b04d366511c5c8ce6dac4ce442484dc04b7e
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SSDEEP
768:DTU/Hd+97h/uXe04H7cHPHYmug6UXQm1dIZE2ocOT77e:DT3dHyj6S3T77
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" qktier.exe -
Executes dropped EXE 1 IoCs
pid Process 2536 qktier.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ qktier.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qktier = "C:\\Users\\Admin\\qktier.exe" qktier.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe 2536 qktier.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1408 4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe 2536 qktier.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1408 wrote to memory of 2536 1408 4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe 83 PID 1408 wrote to memory of 2536 1408 4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe 83 PID 1408 wrote to memory of 2536 1408 4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe 83 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45 PID 2536 wrote to memory of 1408 2536 qktier.exe 45
Processes
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C:\Users\Admin\AppData\Local\Temp\4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe"C:\Users\Admin\AppData\Local\Temp\4e1a13e75728e39d42c7379348e252b74e42aac630915d36178adc9767b0e55e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1408 -
C:\Users\Admin\qktier.exe"C:\Users\Admin\qktier.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
- Suspicious use of WriteProcessMemory
PID:2536
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
44KB
MD5accd5fed629108aafaab198e7277d5c9
SHA104a6fc88c76f5b78f8ccbe3c2390eb9fa006890c
SHA25692797fc3e8ad5b89efe1347b78c6a0b30049eebb88aa46a42eb332c10641fcbb
SHA5122352bc95432168193bd769a608eb932b4f679e92e640cfbf3badff4635d5a962a10b6107bbc8e9f9e9cd03395e11e83958c1d636dbe693a1058778c8b4f2cb3b
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Filesize
44KB
MD5accd5fed629108aafaab198e7277d5c9
SHA104a6fc88c76f5b78f8ccbe3c2390eb9fa006890c
SHA25692797fc3e8ad5b89efe1347b78c6a0b30049eebb88aa46a42eb332c10641fcbb
SHA5122352bc95432168193bd769a608eb932b4f679e92e640cfbf3badff4635d5a962a10b6107bbc8e9f9e9cd03395e11e83958c1d636dbe693a1058778c8b4f2cb3b