Analysis
-
max time kernel
133s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20220715-en -
resource tags
arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system -
submitted
31-07-2022 11:35
Static task
static1
Behavioral task
behavioral1
Sample
CRA_INV_2019_541101959306/CRA_INV_2019_541101959306.vbs
Resource
win7-20220715-en
General
-
Target
CRA_INV_2019_541101959306/CRA_INV_2019_541101959306.vbs
-
Size
23.7MB
-
MD5
611c2bf7aa7bb62e90f3a92f3682c0b5
-
SHA1
4a863046a56c0582ac43acabd7f465c725392799
-
SHA256
f74001bcf33072d683af2fcd20b1e0f1902b86a33898b37df1f364c31136a4ee
-
SHA512
24adbc4cf7ebed6ac6f5a9a08396d41af15f1d6586890d43be40dd6220f746bcd8ebf2d6bee4a8632a406842e8ece0afff4dfde2e58aabedd19ea15ee3984c60
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
-
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 1192 1904 regsvr32.exe -
Blocklisted process makes network request 3 IoCs
Processes:
rundll32.exeflow pid process 2 520 rundll32.exe 3 520 rundll32.exe 6 520 rundll32.exe -
Loads dropped DLL 2 IoCs
Processes:
regsvr32.exerundll32.exepid process 1948 regsvr32.exe 520 rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
WScript.exepid process 1476 WScript.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
regsvr32.exeregsvr32.exedescription pid process target process PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1192 wrote to memory of 1948 1192 regsvr32.exe regsvr32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe PID 1948 wrote to memory of 520 1948 regsvr32.exe rundll32.exe
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\CRA_INV_2019_541101959306\CRA_INV_2019_541101959306.vbs"1⤵
- Suspicious use of FindShellTrayWindow
-
C:\Windows\system32\regsvr32.exeregsvr32.exe -s C:\Users\Admin\AppData\Local\Temp\yvNdiXKm.txt1⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s C:\Users\Admin\AppData\Local\Temp\yvNdiXKm.txt2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe C:\Users\Admin\AppData\Local\Temp\yvNdiXKm.txt,f03⤵
- Blocklisted process makes network request
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\yvNdiXKm.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
-
\Users\Admin\AppData\Local\Temp\yvNdiXKm.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
-
\Users\Admin\AppData\Local\Temp\yvNdiXKm.txtFilesize
1.1MB
MD5f8cf63fb5f35fb0a72aeffcf1dc27aef
SHA1bcf27f65d35c4ce37f0f6af6ca3f2215fbef34eb
SHA256dca1194d8f8691d90bb209e4b9baae53da4d107169bda9b1d8c4a99a6316b5b9
SHA512f30acf1e157b70df459ef4d133bc680c9a7f48ddd532c29fa9d27c8eb16e976f6baf4d2f701d40a8875929267f8147dc25ee960b8b7eccc20da59eeca814dc4f
-
memory/520-70-0x0000000001EB0000-0x00000000028DA000-memory.dmpFilesize
10.2MB
-
memory/520-72-0x0000000001EB0000-0x00000000028DA000-memory.dmpFilesize
10.2MB
-
memory/520-77-0x0000000001EB0000-0x00000000028DA000-memory.dmpFilesize
10.2MB
-
memory/520-74-0x0000000001EB0000-0x00000000028DA000-memory.dmpFilesize
10.2MB
-
memory/520-73-0x0000000001EB0000-0x000000000201A000-memory.dmpFilesize
1.4MB
-
memory/520-67-0x0000000000000000-mapping.dmp
-
memory/1192-54-0x000007FEFC341000-0x000007FEFC343000-memory.dmpFilesize
8KB
-
memory/1948-64-0x00000000023C0000-0x0000000002DEA000-memory.dmpFilesize
10.2MB
-
memory/1948-63-0x00000000023C0000-0x000000000252A000-memory.dmpFilesize
1.4MB
-
memory/1948-56-0x0000000000000000-mapping.dmp
-
memory/1948-57-0x00000000768C1000-0x00000000768C3000-memory.dmpFilesize
8KB
-
memory/1948-62-0x00000000023C0000-0x0000000002DEA000-memory.dmpFilesize
10.2MB
-
memory/1948-61-0x00000000023C0000-0x0000000002DEA000-memory.dmpFilesize
10.2MB
-
memory/1948-59-0x00000000023C0000-0x0000000002DEA000-memory.dmpFilesize
10.2MB