Analysis
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max time kernel
148s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
28-06-2024 03:07
Static task
static1
Behavioral task
behavioral1
Sample
c98b100bb7cab5efc69bb852f8612032.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
c98b100bb7cab5efc69bb852f8612032.exe
Resource
win10v2004-20240611-en
General
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Target
c98b100bb7cab5efc69bb852f8612032.exe
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Size
222KB
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MD5
c98b100bb7cab5efc69bb852f8612032
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SHA1
ee6e00cb8dbef0a1b3636c891dc9925cee3ff29c
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SHA256
e316d772223d0fe829c62fea1eda35990362d8f7cc02968fd0bb8c7d2fde2959
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SHA512
8b7c3dac818ee6ffcdcc0cc9d44c18bc53f5dc443535334f139502b15ed516108e70ef744f1c93a865099de4d3d9d9ab96af7ee361b6f03ae15e88d7790ea8e7
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SSDEEP
3072:9BbWxYKFDnqvffIj0nStxBN3cwqvcQr3YTfVEPnYbl3/YrDAEioKhAv/:9BkYKZSYYnS1xecmoT2nYbdEKs/
Malware Config
Signatures
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GandCrab payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/492-3-0x0000000000400000-0x000000000043D000-memory.dmp family_gandcrab behavioral1/memory/492-4-0x0000000000280000-0x0000000000297000-memory.dmp family_gandcrab behavioral1/memory/492-6-0x0000000000400000-0x000000000043D000-memory.dmp family_gandcrab behavioral1/memory/492-14-0x0000000000400000-0x000000000042C000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
c98b100bb7cab5efc69bb852f8612032.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\kmdswzcclme = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\zaqtkw.exe\"" c98b100bb7cab5efc69bb852f8612032.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
c98b100bb7cab5efc69bb852f8612032.exedescription ioc process File opened (read-only) \??\S: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\T: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\U: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\Z: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\G: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\H: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\J: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\L: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\O: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\P: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\Q: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\V: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\E: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\I: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\K: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\B: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\M: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\N: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\R: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\W: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\X: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\Y: c98b100bb7cab5efc69bb852f8612032.exe File opened (read-only) \??\A: c98b100bb7cab5efc69bb852f8612032.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
c98b100bb7cab5efc69bb852f8612032.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 c98b100bb7cab5efc69bb852f8612032.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c98b100bb7cab5efc69bb852f8612032.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier c98b100bb7cab5efc69bb852f8612032.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
c98b100bb7cab5efc69bb852f8612032.exepid process 492 c98b100bb7cab5efc69bb852f8612032.exe 492 c98b100bb7cab5efc69bb852f8612032.exe -
Suspicious use of WriteProcessMemory 24 IoCs
Processes:
c98b100bb7cab5efc69bb852f8612032.exedescription pid process target process PID 492 wrote to memory of 2364 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2364 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2364 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2364 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2756 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2756 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2756 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2756 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1928 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1928 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1928 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1928 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1988 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1988 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1988 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 1988 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2316 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2316 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2316 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2316 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2944 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2944 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2944 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe PID 492 wrote to memory of 2944 492 c98b100bb7cab5efc69bb852f8612032.exe nslookup.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c98b100bb7cab5efc69bb852f8612032.exe"C:\Users\Admin\AppData\Local\Temp\c98b100bb7cab5efc69bb852f8612032.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/492-0-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/492-1-0x00000000001B0000-0x00000000001CB000-memory.dmpFilesize
108KB
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memory/492-2-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB
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memory/492-3-0x0000000000400000-0x000000000043D000-memory.dmpFilesize
244KB
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memory/492-4-0x0000000000280000-0x0000000000297000-memory.dmpFilesize
92KB
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memory/492-6-0x0000000000400000-0x000000000043D000-memory.dmpFilesize
244KB
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memory/492-14-0x0000000000400000-0x000000000042C000-memory.dmpFilesize
176KB