Analysis
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max time kernel
42s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
28-11-2022 20:01
Static task
static1
Behavioral task
behavioral1
Sample
776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a.dll
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a.dll
Resource
win10v2004-20220901-en
General
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Target
776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a.dll
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Size
2.4MB
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MD5
fbc8d03c47a4f787d505edc8e9864ff2
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SHA1
9a5fb35e51e08bccb74ef5fa2f7ea143d0ba14f3
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SHA256
776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a
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SHA512
03a96e7b4797457fe8eaef660394bb4d0539dab9e26422388b42ea968d78e97faa1a9dee6b620d08049afbc2d058360cbc194fcbc839acb1b5376db693b1ae55
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SSDEEP
49152:rSV95vDl8uSGoXemnBFFjzoNd82IOi47n2X0aYISwfwHT:r5Szs1Rd0aYISwfwz
Malware Config
Signatures
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Detect Blackmoon payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/1260-56-0x0000000010000000-0x00000000104C7000-memory.dmp family_blackmoon behavioral1/memory/1260-58-0x0000000010000000-0x00000000104C7000-memory.dmp family_blackmoon -
Blocklisted process makes network request 1 IoCs
Processes:
rundll32.exeflow pid process 2 1260 rundll32.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
rundll32.exedescription ioc process File opened for modification \??\PHYSICALDRIVE0 rundll32.exe File opened for modification \??\PhysicalDrive0 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
rundll32.exedescription pid process Token: SeDebugPrivilege 1260 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe PID 1632 wrote to memory of 1260 1632 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\776ade29cb1614b5e33067bf5e088c56670408ef4df2f1c962b1d2982df2cc4a.dll,#12⤵
- Blocklisted process makes network request
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1260-54-0x0000000000000000-mapping.dmp
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memory/1260-55-0x0000000076BA1000-0x0000000076BA3000-memory.dmpFilesize
8KB
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memory/1260-56-0x0000000010000000-0x00000000104C7000-memory.dmpFilesize
4.8MB
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memory/1260-58-0x0000000010000000-0x00000000104C7000-memory.dmpFilesize
4.8MB