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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
08/06/2024, 03:34
Static task
static1
Behavioral task
behavioral1
Sample
9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe
Resource
win10v2004-20240508-en
General
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Target
9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe
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Size
4.8MB
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MD5
01b3202113150a34b4427a594ef88b6c
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SHA1
fed0330cfdff6b8ad85f718b286b7d0ca86ee732
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SHA256
9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce
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SHA512
56b658265b41af72983cebed06657941fbf1363153ff3139587232756dc73847829c59192920168752fd49a1699dc6f48e6f81db004a7c0f7797b2fbd443d486
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SSDEEP
98304:nXHfZysNkdeOVWB4PGrx2fEyMmzHJhYlRJT:nPx1dx2f9MmzHwX
Malware Config
Signatures
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Loads dropped DLL 2 IoCs
pid Process 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.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 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\LuDaShi\{4C6FC215-48A9-423e-931F-B69B13E37523}.tf 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe File created C:\Program Files (x86)\LuDaShi\{4406CF0B-22DF-4483-858B-B3284F733C89}.tmp\{C800CF4F-82FA-430e-ABC3-6CC06208402B}.tf 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2604 1700 WerFault.exe 27 -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1700 wrote to memory of 2604 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe 28 PID 1700 wrote to memory of 2604 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe 28 PID 1700 wrote to memory of 2604 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe 28 PID 1700 wrote to memory of 2604 1700 9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe"C:\Users\Admin\AppData\Local\Temp\9bab2b8fbf182d4e94e64efdad999cb8780e581a6f813ce8e9a3a3b61917f5ce.exe"1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1700 -s 9682⤵
- Program crash
PID:2604
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
231KB
MD59d145902fb5b9a6da62ac85761434e31
SHA1c817d77f59e3767d75cf5f5298d6b5711308f7e5
SHA25698d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43
SHA512bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9
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Filesize
1.1MB
MD52706693dda10c6cc79eed24c56d4e5ef
SHA14f34ef1bd49273a0d260b9dab15c73eb0ccb6383
SHA2560edad8a1af22d5b97c1f324791c86243a6ecce7b5a9d2f30415af99aba9129c3
SHA5127e7f7ae894528587ba33b6e10999549bb9a2ec2748b5662fa1b8806e5f4ce33af47507b3ef2954f2747a76b5b7c775c1cd671061f577c5016d1f8ba165bbe21c