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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17/08/2024, 01:24
Static task
static1
Behavioral task
behavioral1
Sample
76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
General
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Target
76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe
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Size
949KB
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MD5
452069cc035deac2144e5a854a69c586
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SHA1
448825cc91b5d3248d9af52bfbcd9b29e5c040a5
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SHA256
76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be
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SHA512
1d4fd3d5f75916c46feaa959cd79e13497d5048a4907d508663de988e7d886c024e1e663e681bd490c98934c17879a419a6ba32b43c01af3e95064cb8b1a99e4
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SSDEEP
24576:cJMWo7yZWAVax8G9MXQzQJIdN33UyWbRyEy1dmYEjH:UfZfVXOMkhEyWbRyNDmNjH
Malware Config
Signatures
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Checks QEMU agent file 2 TTPs 2 IoCs
Checks presence of QEMU agent, possibly to detect virtualization.
description ioc Process File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe -
Loads dropped DLL 1 IoCs
pid Process 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 28 drive.google.com 29 drive.google.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 1648 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3996 set thread context of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 3996 wrote to memory of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90 PID 3996 wrote to memory of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90 PID 3996 wrote to memory of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90 PID 3996 wrote to memory of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90 PID 3996 wrote to memory of 1648 3996 76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe"C:\Users\Admin\AppData\Local\Temp\76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe"1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3996 -
C:\Users\Admin\AppData\Local\Temp\76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe"C:\Users\Admin\AppData\Local\Temp\76352129fb5c6724d764d342ef0608392de3e50b8e2b6316552593cb7e5df3be.exe"2⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
PID:1648
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
12KB
MD5dd87a973e01c5d9f8e0fcc81a0af7c7a
SHA1c9206ced48d1e5bc648b1d0f54cccc18bf643a14
SHA2567fb0f8d452fefaac789986b933df050f3d3e4feb8a8d9944ada995f572dcdca1
SHA5124910b39b1a99622ac8b3c42f173bbe7035ac2f8d40c946468e7db7e2868a2da81ea94da453857f06f39957dd690c7f1ba498936a7aaa0039975e472376f92e8f
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Filesize
1KB
MD55df96007123a390bd10b407719c8b671
SHA1907efc52d9d01954c614b78b8b807a346dd0e6aa
SHA256606e38f4a82c6e08aff9364420fe35e676b8a6edd4dccc3e2f9f75b9e9f94d75
SHA512f0d7bb1b0efa52ae6712ad4b6e5a37ed97c741e4e07fda4c36bd72168770a3e8bafb913368d93d3f8ac8125b5b9fc1773495f3abb0940a258f0aab297eda578b