Analysis
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max time kernel
143s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2024 20:41
Static task
static1
Behavioral task
behavioral1
Sample
48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe
Resource
win10v2004-20231215-en
General
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Target
48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe
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Size
196KB
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MD5
5eb837b123ae38fb189414cf6f071ad4
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SHA1
d05e46ed48539cd97930417859346e2121283dcb
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SHA256
48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174
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SHA512
92d750b5b1923c7085dcc3d1674f804329313ec510c8c15319737878f0489abf959fdf91defe405f72f3d96ef09e2ce1d4010e05c3c561bc9ef5ed0c4214f3fe
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SSDEEP
6144:rBs27MMLyX5HXXXDTXXXOGqIII+pXXX5AYjKXXXDoXXXG6XXXxXXXLIIIEAkOCOX:rK20HXXX/XXXFqIIIcXXX5j2XXXcXXXO
Malware Config
Signatures
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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-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe -
Executes dropped EXE 1 IoCs
pid Process 3080 qcihost.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Debug\qcihost.exe 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe File opened for modification C:\Windows\Debug\qcihost.exe 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 qcihost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz qcihost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1440 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1440 wrote to memory of 3012 1440 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe 88 PID 1440 wrote to memory of 3012 1440 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe 88 PID 1440 wrote to memory of 3012 1440 48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe"C:\Users\Admin\AppData\Local\Temp\48fe699f325e6a37f7e9a01e2ff6f3b8e7f56a0d49a928c1befa37acc74a7174.exe"1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1440 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\48FE69~1.EXE > nul2⤵PID:3012
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C:\Windows\Debug\qcihost.exeC:\Windows\Debug\qcihost.exe1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:3080
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
196KB
MD55425c9c21bea05865ee15ce2d7959ce2
SHA1ebc8555c1c5b808bea382738b6b10711521be97f
SHA256e16b57b9ac63a673f262fd4139a02fc7b8d20c1f76c37d3b853948d9acc28581
SHA5126b2bc870941f5faad5b2e51556170214efa00dff399a6586a09694629c32bae332dc2ff10c6102a9e3da48eabbd3b77506310b199da0df7ca17e4c40ac9bb9b6