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Analysis
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max time kernel
9s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08/09/2024, 14:32
Static task
static1
Behavioral task
behavioral1
Sample
9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe
Resource
win10v2004-20240802-en
General
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Target
9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe
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Size
4.8MB
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MD5
a07d9bd25eec068df155fde46c80e47e
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SHA1
b1a7666ab985e012d82fa4e3c88b6a38ad7bc27d
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SHA256
9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284
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SHA512
d6692a634a45678d3db2eca141284a224a2fefa28cca0438ef8581a8da2fd799c7e8c3bdb56e8bc83fa1845d6d67b59974958f2e418d0e8ebeb5a921e46de7ab
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SSDEEP
98304:cVeM4VwHuokyfK8PGcx2HynIiprw0F80XZeGN:6AVw6kx2SnIe84eGN
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\LuDaShi\{B7A66A58-CE4C-46ec-B58F-42C2034F62DE}.tf 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe File created C:\Program Files (x86)\LuDaShi\{3E099EC6-8236-4edf-B6BD-87924C45719D}.tmp\{DEA23B4F-EB04-4d37-8A72-C6DD51552E99}.tf 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2724 2876 WerFault.exe 29 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2876 wrote to memory of 2724 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe 30 PID 2876 wrote to memory of 2724 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe 30 PID 2876 wrote to memory of 2724 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe 30 PID 2876 wrote to memory of 2724 2876 9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe"C:\Users\Admin\AppData\Local\Temp\9dba71b7179a6e79dfccff28cae7728ddbff61f29c70b4b09b4fe678724a8284.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2876 -s 8322⤵
- Program crash
PID:2724
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
978B
MD5da8bd1d1c0989a3b9bb6492726a153f5
SHA1d4c4f091f04062443a73c26737d2d7a9ed11c597
SHA2561524ef6587e650e58d2797d9038a2e5fa00e53e56f1e70b0e0f8f9a963560b4d
SHA5127fe056bcf7ff49921fe6fd6f5f31eee000267f1f1664a8b559e84369fedc3c5da7997b47f4678acbc9f1e81b29a29c4f7e6be8b64b641f3507ac089953fa5c2d
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Filesize
231KB
MD59d145902fb5b9a6da62ac85761434e31
SHA1c817d77f59e3767d75cf5f5298d6b5711308f7e5
SHA25698d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43
SHA512bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9
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Filesize
1.1MB
MD52888126384d873cc49af32bbe34bb296
SHA1fe74877bcaec93c7d67dab2ce8c86cfc38402d22
SHA256aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4
SHA512f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a