Analysis
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max time kernel
144s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-06-2022 21:44
Static task
static1
Behavioral task
behavioral1
Sample
CRA_INV_2019_867535332666/CRA_INV_2019_867535332666.vbs
Resource
win7-20220414-en
General
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Target
CRA_INV_2019_867535332666/CRA_INV_2019_867535332666.vbs
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Size
22.6MB
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MD5
5d970965b78013545a9c0d32eb10ee61
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SHA1
29c055edc3c0de81add7741034f2aa8f038bc638
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SHA256
50b32f4330ee0822a8010830064aaae8d58a32e556cf77e4dcb624e640ec2234
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SHA512
a4a344f279c156edc1ed6d5c072962006ab84781f9ed5e3b718d94559c3fb6b6dcdf429020a1458528edd957334c718c7fe641117b5f50fad4a2d18ec5b723a5
Malware Config
Extracted
danabot
181.63.44.194
207.148.83.108
45.77.40.71
87.115.138.169
24.229.48.7
116.111.206.27
45.196.143.203
218.65.3.199
131.59.110.186
113.81.97.96
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:
regsvr32.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 860 1520 regsvr32.exe -
Blocklisted process makes network request 4 IoCs
Processes:
rundll32.exeflow pid process 2 528 rundll32.exe 3 528 rundll32.exe 4 528 rundll32.exe 7 528 rundll32.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exerundll32.exepid process 1460 regsvr32.exe 528 rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
WScript.exepid process 560 WScript.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 860 wrote to memory of 1460 860 regsvr32.exe regsvr32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe PID 1460 wrote to memory of 528 1460 regsvr32.exe rundll32.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\CRA_INV_2019_867535332666\CRA_INV_2019_867535332666.vbs"1⤵
- Suspicious use of FindShellTrayWindow
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C:\Windows\system32\regsvr32.exeregsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\sNKBbUr.txt1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s C:\Users\Admin\AppData\Local\Temp\sNKBbUr.txt2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\sNKBbUr.txt,f03⤵
- Blocklisted process makes network request
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\sNKBbUr.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
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\Users\Admin\AppData\Local\Temp\sNKBbUr.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
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\Users\Admin\AppData\Local\Temp\sNKBbUr.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
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memory/528-70-0x0000000002260000-0x0000000002C8A000-memory.dmpFilesize
10.2MB
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memory/528-72-0x0000000002260000-0x0000000002C8A000-memory.dmpFilesize
10.2MB
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memory/528-78-0x0000000002260000-0x0000000002C8A000-memory.dmpFilesize
10.2MB
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memory/528-75-0x0000000002260000-0x0000000002C8A000-memory.dmpFilesize
10.2MB
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memory/528-73-0x0000000002260000-0x00000000023CA000-memory.dmpFilesize
1.4MB
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memory/528-74-0x0000000002260000-0x0000000002C8A000-memory.dmpFilesize
10.2MB
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memory/528-67-0x0000000000000000-mapping.dmp
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memory/860-54-0x000007FEFBD51000-0x000007FEFBD53000-memory.dmpFilesize
8KB
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memory/1460-66-0x0000000001F30000-0x000000000295A000-memory.dmpFilesize
10.2MB
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memory/1460-56-0x0000000000000000-mapping.dmp
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memory/1460-57-0x00000000753E1000-0x00000000753E3000-memory.dmpFilesize
8KB
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memory/1460-63-0x0000000001F30000-0x000000000295A000-memory.dmpFilesize
10.2MB
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memory/1460-62-0x0000000001F30000-0x000000000209A000-memory.dmpFilesize
1.4MB
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memory/1460-61-0x0000000001F30000-0x000000000295A000-memory.dmpFilesize
10.2MB
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memory/1460-59-0x0000000001F30000-0x000000000295A000-memory.dmpFilesize
10.2MB