Analysis
- max time kernel
149s - max time network
150s - platform
windows7_x64 - resource
win7-20231129-en - resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system - submitted
28/03/2024, 04:12
Behavioral task
behavioral1
Sample
2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe
Resource
win7-20231129-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe
- Size 145KB
- Sample240328-eshrlabg59
- SHA256 b5a2e2a7ee1285c26a63204caca53d5fc101e0647269f4211b47fa60a7c12bba
- MD5 dd78941b3625621f6e6880c90f020e88
- SHA1 0f849ed20015a23b261dfb5c2a43ecd2f85bf2e0
- SHA512 1035651edfaafc38715c95f37c5ff5c6374a72620e81991cc1d3b8498a4b6b62894ba4f336f3e42d85c62ded00471dbf143e54bbfff9aad5b7deaf39e5c802ec
- SSDEEP 3072:cYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:cyOqqDL64vdGREz
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- GandCrab payload 2 IoCs
resource yara_rule behavioral1/memory/2968-0-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab behavioral1/memory/2968-4-0x0000000000400000-0x0000000000428000-memory.dmp family_gandcrab - Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
- Detects ransomware indicator 2 IoCs
resource yara_rule behavioral1/memory/2968-0-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 behavioral1/memory/2968-4-0x0000000000400000-0x0000000000428000-memory.dmp SUSP_RANSOMWARE_Indicator_Jul20 - Gandcrab Payload 2 IoCs
resource yara_rule behavioral1/memory/2968-0-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab behavioral1/memory/2968-4-0x0000000000400000-0x0000000000428000-memory.dmp Gandcrab - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\nxgllmxcfgn = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe" 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.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) \??\A: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\K: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\T: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\Z: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\Y: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\E: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\I: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\L: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\M: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\O: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\V: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\U: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\W: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\B: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\J: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\N: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\P: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\Q: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\S: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\X: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\G: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\H: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe File opened (read-only) \??\R: 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe - Suspicious use of WriteProcessMemory 60 IoCs
description pid Process procid_target PID 2968 wrote to memory of 2060 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 28 PID 2968 wrote to memory of 2060 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 28 PID 2968 wrote to memory of 2060 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 28 PID 2968 wrote to memory of 2060 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 28 PID 2968 wrote to memory of 2620 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 31 PID 2968 wrote to memory of 2620 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 31 PID 2968 wrote to memory of 2620 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 31 PID 2968 wrote to memory of 2620 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 31 PID 2968 wrote to memory of 2804 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 33 PID 2968 wrote to memory of 2804 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 33 PID 2968 wrote to memory of 2804 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 33 PID 2968 wrote to memory of 2804 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 33 PID 2968 wrote to memory of 2524 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 35 PID 2968 wrote to memory of 2524 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 35 PID 2968 wrote to memory of 2524 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 35 PID 2968 wrote to memory of 2524 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 35 PID 2968 wrote to memory of 2856 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 37 PID 2968 wrote to memory of 2856 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 37 PID 2968 wrote to memory of 2856 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 37 PID 2968 wrote to memory of 2856 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 37 PID 2968 wrote to memory of 1956 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 41 PID 2968 wrote to memory of 1956 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 41 PID 2968 wrote to memory of 1956 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 41 PID 2968 wrote to memory of 1956 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 41 PID 2968 wrote to memory of 2736 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 43 PID 2968 wrote to memory of 2736 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 43 PID 2968 wrote to memory of 2736 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 43 PID 2968 wrote to memory of 2736 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 43 PID 2968 wrote to memory of 3016 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 45 PID 2968 wrote to memory of 3016 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 45 PID 2968 wrote to memory of 3016 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 45 PID 2968 wrote to memory of 3016 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 45 PID 2968 wrote to memory of 916 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 47 PID 2968 wrote to memory of 916 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 47 PID 2968 wrote to memory of 916 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 47 PID 2968 wrote to memory of 916 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 47 PID 2968 wrote to memory of 1660 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 49 PID 2968 wrote to memory of 1660 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 49 PID 2968 wrote to memory of 1660 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 49 PID 2968 wrote to memory of 1660 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 49 PID 2968 wrote to memory of 2388 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 51 PID 2968 wrote to memory of 2388 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 51 PID 2968 wrote to memory of 2388 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 51 PID 2968 wrote to memory of 2388 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 51 PID 2968 wrote to memory of 540 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 53 PID 2968 wrote to memory of 540 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 53 PID 2968 wrote to memory of 540 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 53 PID 2968 wrote to memory of 540 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 53 PID 2968 wrote to memory of 1488 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 55 PID 2968 wrote to memory of 1488 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 55 PID 2968 wrote to memory of 1488 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 55 PID 2968 wrote to memory of 1488 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 55 PID 2968 wrote to memory of 1668 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 57 PID 2968 wrote to memory of 1668 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 57 PID 2968 wrote to memory of 1668 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 57 PID 2968 wrote to memory of 1668 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 57 PID 2968 wrote to memory of 2432 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 59 PID 2968 wrote to memory of 2432 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 59 PID 2968 wrote to memory of 2432 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 59 PID 2968 wrote to memory of 2432 2968 2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe 59
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-28_dd78941b3625621f6e6880c90f020e88_gandcrab.exe"1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2060
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2620
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2804
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2524
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2856
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:1956
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:2736
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:3016
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:916
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1660
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:2388
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:540
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C:\Windows\SysWOW64\nslookup.exenslookup nomoreransom.bit dns1.soprodns.ru2⤵PID:1488
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C:\Windows\SysWOW64\nslookup.exenslookup emsisoft.bit dns1.soprodns.ru2⤵PID:1668
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C:\Windows\SysWOW64\nslookup.exenslookup gandcrab.bit dns1.soprodns.ru2⤵PID:2432
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