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Analysis
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max time kernel
149s -
max time network
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platform
windows7_x64 -
resource
win7-20230703-en -
resource tags
arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system -
submitted
09/07/2023, 07:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
89f7e16a77ff39exeexeexeex.exe
Resource
win7-20230703-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
89f7e16a77ff39exeexeexeex.exe
Resource
win10v2004-20230703-en
windows10-2004-x64
3 signatures
150 seconds
General
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Target
89f7e16a77ff39exeexeexeex.exe
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Size
308KB
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MD5
89f7e16a77ff39d35b84d25785fb1cb7
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SHA1
828e80b70e5c294ff0879842c6e8f5fb65df9184
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SHA256
238cfcf503be854bc296242abc3e3d4012ad3326dafd8b4cabeebac68765b45b
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SHA512
c9a3e7b53cf3424f1354160a972cc67bd96eeb98e8d7aff40ab2fac658451c7e2cd5a647e51e3f0f9bb9dcd8656896501bb090db0ccbaf42dab9d4e0485606cb
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SSDEEP
6144:PzL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:lDHNam62ZdKmZmuPH
Score
10/10
Malware Config
Signatures
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GandCrab payload 4 IoCs
resource yara_rule behavioral1/memory/1340-55-0x0000000000400000-0x0000000001400000-memory.dmp family_gandcrab behavioral1/memory/1340-56-0x00000000002D0000-0x00000000002E7000-memory.dmp family_gandcrab behavioral1/memory/1340-63-0x0000000000400000-0x0000000001400000-memory.dmp family_gandcrab behavioral1/memory/1340-65-0x00000000002D0000-0x00000000002E7000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Unexpected DNS network traffic destination 48 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 Destination IP 35.205.61.67 -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce 89f7e16a77ff39exeexeexeex.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\gvmlohwriyb = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\psiiuy.exe\"" 89f7e16a77ff39exeexeexeex.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\K: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\M: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\W: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\H: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\I: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\P: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\R: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\Y: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\B: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\E: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\G: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\U: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\V: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\J: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\O: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\Q: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\N: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\S: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\T: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\X: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\Z: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\A: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\F: 89f7e16a77ff39exeexeexeex.exe File opened (read-only) \??\L: 89f7e16a77ff39exeexeexeex.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 89f7e16a77ff39exeexeexeex.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 89f7e16a77ff39exeexeexeex.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 89f7e16a77ff39exeexeexeex.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1340 89f7e16a77ff39exeexeexeex.exe 1340 89f7e16a77ff39exeexeexeex.exe -
Suspicious use of WriteProcessMemory 40 IoCs
description pid Process procid_target PID 1340 wrote to memory of 2240 1340 89f7e16a77ff39exeexeexeex.exe 29 PID 1340 wrote to memory of 2240 1340 89f7e16a77ff39exeexeexeex.exe 29 PID 1340 wrote to memory of 2240 1340 89f7e16a77ff39exeexeexeex.exe 29 PID 1340 wrote to memory of 2240 1340 89f7e16a77ff39exeexeexeex.exe 29 PID 1340 wrote to memory of 1400 1340 89f7e16a77ff39exeexeexeex.exe 31 PID 1340 wrote to memory of 1400 1340 89f7e16a77ff39exeexeexeex.exe 31 PID 1340 wrote to memory of 1400 1340 89f7e16a77ff39exeexeexeex.exe 31 PID 1340 wrote to memory of 1400 1340 89f7e16a77ff39exeexeexeex.exe 31 PID 1340 wrote to memory of 2752 1340 89f7e16a77ff39exeexeexeex.exe 33 PID 1340 wrote to memory of 2752 1340 89f7e16a77ff39exeexeexeex.exe 33 PID 1340 wrote to memory of 2752 1340 89f7e16a77ff39exeexeexeex.exe 33 PID 1340 wrote to memory of 2752 1340 89f7e16a77ff39exeexeexeex.exe 33 PID 1340 wrote to memory of 2348 1340 89f7e16a77ff39exeexeexeex.exe 35 PID 1340 wrote to memory of 2348 1340 89f7e16a77ff39exeexeexeex.exe 35 PID 1340 wrote to memory of 2348 1340 89f7e16a77ff39exeexeexeex.exe 35 PID 1340 wrote to memory of 2348 1340 89f7e16a77ff39exeexeexeex.exe 35 PID 1340 wrote to memory of 2968 1340 89f7e16a77ff39exeexeexeex.exe 37 PID 1340 wrote to memory of 2968 1340 89f7e16a77ff39exeexeexeex.exe 37 PID 1340 wrote to memory of 2968 1340 89f7e16a77ff39exeexeexeex.exe 37 PID 1340 wrote to memory of 2968 1340 89f7e16a77ff39exeexeexeex.exe 37 PID 1340 wrote to memory of 3064 1340 89f7e16a77ff39exeexeexeex.exe 39 PID 1340 wrote to memory of 3064 1340 89f7e16a77ff39exeexeexeex.exe 39 PID 1340 wrote to memory of 3064 1340 89f7e16a77ff39exeexeexeex.exe 39 PID 1340 wrote to memory of 3064 1340 89f7e16a77ff39exeexeexeex.exe 39 PID 1340 wrote to memory of 2276 1340 89f7e16a77ff39exeexeexeex.exe 41 PID 1340 wrote to memory of 2276 1340 89f7e16a77ff39exeexeexeex.exe 41 PID 1340 wrote to memory of 2276 1340 89f7e16a77ff39exeexeexeex.exe 41 PID 1340 wrote to memory of 2276 1340 89f7e16a77ff39exeexeexeex.exe 41 PID 1340 wrote to memory of 2584 1340 89f7e16a77ff39exeexeexeex.exe 43 PID 1340 wrote to memory of 2584 1340 89f7e16a77ff39exeexeexeex.exe 43 PID 1340 wrote to memory of 2584 1340 89f7e16a77ff39exeexeexeex.exe 43 PID 1340 wrote to memory of 2584 1340 89f7e16a77ff39exeexeexeex.exe 43 PID 1340 wrote to memory of 2712 1340 89f7e16a77ff39exeexeexeex.exe 45 PID 1340 wrote to memory of 2712 1340 89f7e16a77ff39exeexeexeex.exe 45 PID 1340 wrote to memory of 2712 1340 89f7e16a77ff39exeexeexeex.exe 45 PID 1340 wrote to memory of 2712 1340 89f7e16a77ff39exeexeexeex.exe 45 PID 1340 wrote to memory of 2580 1340 89f7e16a77ff39exeexeexeex.exe 47 PID 1340 wrote to memory of 2580 1340 89f7e16a77ff39exeexeexeex.exe 47 PID 1340 wrote to memory of 2580 1340 89f7e16a77ff39exeexeexeex.exe 47 PID 1340 wrote to memory of 2580 1340 89f7e16a77ff39exeexeexeex.exe 47
Processes
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C:\Users\Admin\AppData\Local\Temp\89f7e16a77ff39exeexeexeex.exe"C:\Users\Admin\AppData\Local\Temp\89f7e16a77ff39exeexeexeex.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1340 -
C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2240
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:1400
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:2752
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:2348
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2968
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:3064
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns2.wowservers.ru2⤵PID:2276
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns1.wowservers.ru2⤵PID:2584
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C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:2712
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C:\Windows\SysWOW64\nslookup.exenslookup ransomware.bit ns2.wowservers.ru2⤵PID:2580
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