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Analysis
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max time kernel
139s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
18/01/2024, 22:58
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe
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Size
351KB
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MD5
7e0e1667c56b5cdb2e15b1d587cb3bec
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SHA1
00af78ee959a02f48fbc5a9d21289797da49badb
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SHA256
00611d90e3cfc5db22ce7ddab3e26bc7b0aee03ba5c57a88834e6c29fe59277e
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SHA512
4fda9c1b70fafb72c95dc8a5c7efebf68e06cf797df52d2d0944921fbcf982cc713de11ba4c06db2141b07166ba6d7ee254d5753f7c20713ca22e54131e9ae5f
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SSDEEP
3072:rpNMs+Kr1wbWGjl0xjsNNeVKBNVBxKT46xl+wndfIQQOaC3QBn7/hsb2BhGZ1/Nb:rpNMsLWEjsXjBATRpuuwnGD/Nj6a
Malware Config
Signatures
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GandCrab payload 3 IoCs
resource yara_rule behavioral2/memory/2108-3-0x0000000000400000-0x00000000012D6000-memory.dmp family_gandcrab behavioral2/memory/2108-4-0x0000000003040000-0x0000000003057000-memory.dmp family_gandcrab behavioral2/memory/2108-15-0x0000000003040000-0x0000000003057000-memory.dmp family_gandcrab -
Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
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Detects Reflective DLL injection artifacts 3 IoCs
resource yara_rule behavioral2/memory/2108-3-0x0000000000400000-0x00000000012D6000-memory.dmp INDICATOR_SUSPICIOUS_ReflectiveLoader behavioral2/memory/2108-4-0x0000000003040000-0x0000000003057000-memory.dmp INDICATOR_SUSPICIOUS_ReflectiveLoader behavioral2/memory/2108-15-0x0000000003040000-0x0000000003057000-memory.dmp INDICATOR_SUSPICIOUS_ReflectiveLoader -
Detects ransomware indicator 2 IoCs
resource yara_rule behavioral2/memory/2108-4-0x0000000003040000-0x0000000003057000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral2/memory/2108-15-0x0000000003040000-0x0000000003057000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 -
Gandcrab Payload 3 IoCs
resource yara_rule behavioral2/memory/2108-3-0x0000000000400000-0x00000000012D6000-memory.dmp Gandcrab behavioral2/memory/2108-4-0x0000000003040000-0x0000000003057000-memory.dmp Gandcrab behavioral2/memory/2108-15-0x0000000003040000-0x0000000003057000-memory.dmp Gandcrab -
Unexpected DNS network traffic destination 5 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 104.155.138.21 Destination IP 104.155.138.21 Destination IP 104.155.138.21 Destination IP 104.155.138.21 Destination IP 104.155.138.21 -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\gfjkrcoekaq = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fptzeg.exe\"" 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\L: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\Q: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\V: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\X: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\A: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\E: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\M: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\S: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\W: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\G: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\H: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\I: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\J: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\N: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\P: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\U: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\B: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\K: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\O: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\R: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\T: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\Y: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe File opened (read-only) \??\Z: 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3200 2108 WerFault.exe 69 -
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 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2108 wrote to memory of 3536 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 87 PID 2108 wrote to memory of 3536 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 87 PID 2108 wrote to memory of 3536 2108 2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-18_7e0e1667c56b5cdb2e15b1d587cb3bec_mafia.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2108 -
C:\Windows\SysWOW64\nslookup.exenslookup carder.bit ns1.wowservers.ru2⤵PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 10482⤵
- Program crash
PID:3200
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2108 -ip 21081⤵PID:4612