gandcrab | 613aa19709072ee774bb0c6016db4c9e1443c227935f7ca11464518a9dc5099d

General

Target

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
Size

326KB
MD5

534fb401f58b0a9152f787db0254c71e
SHA1

1b96bbd684dfb09781c20bf8acaae326bb03f39c
SHA256

613aa19709072ee774bb0c6016db4c9e1443c227935f7ca11464518a9dc5099d
SHA512

47b1a21c96416c3e2c4e9775f5b26eae12bac5998d20f8ba6d93362b6c15793a3288b01a88b31fa0bf39486ece0df2a795fbbbea4e59a9831b1d3f6c7637da38
SSDEEP

3072:r+V2GtCb0nDlMTM87yRBNWwxnImfoP/KOBejjY6IaCDtm0zT5363kQ8JuX:rB/muTXkLHgPitjYVmq+T

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1412-4-0x0000000000400000-0x00000000012D6000-memory.dmp	family_gandcrab
behavioral1/memory/1412-5-0x0000000000220000-0x0000000000237000-memory.dmp	family_gandcrab
behavioral1/memory/1412-12-0x0000000000400000-0x00000000012D6000-memory.dmp	family_gandcrab
behavioral1/memory/1412-15-0x0000000000220000-0x0000000000237000-memory.dmp	family_gandcrab

Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
ransomware backdoor gandcrab

Detects Reflective DLL injection artifacts 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1412-4-0x0000000000400000-0x00000000012D6000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1412-5-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1412-12-0x0000000000400000-0x00000000012D6000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1412-15-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1412-5-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/1412-15-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1412-4-0x0000000000400000-0x00000000012D6000-memory.dmp	Gandcrab
behavioral1/memory/1412-5-0x0000000000220000-0x0000000000237000-memory.dmp	Gandcrab
behavioral1/memory/1412-12-0x0000000000400000-0x00000000012D6000-memory.dmp	Gandcrab
behavioral1/memory/1412-15-0x0000000000220000-0x0000000000237000-memory.dmp	Gandcrab

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\affpymugsjw = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\vebaia.exe\""	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\X:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

pid process

1412 2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
1412 2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

pid	process
1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe

description	pid	process	target process
PID 1412 wrote to memory of 2656	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2656	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2656	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2656	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 3040	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 3040	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 3040	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 3040	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2772	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2772	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2772	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2772	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1428	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1428	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1428	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1428	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2552	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2552	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2552	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2552	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2412	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2412	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2412	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2412	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2856	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2856	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2856	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2856	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2364	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2364	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2364	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2364	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2148	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2148	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2148	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2148	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2016	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2016	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2016	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2016	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2336	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2336	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2336	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2336	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1868	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1868	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1868	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 1868	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 924	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 924	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 924	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 924	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 668	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 668	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 668	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 668	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2560	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2560	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2560	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2560	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2688	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2688	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2688	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe
PID 1412 wrote to memory of 2688	1412	2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-23_534fb401f58b0a9152f787db0254c71e_karagany_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:1412

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2656

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:3040

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2772

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1428

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2552

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2412

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2856

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2364

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2148

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2016

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2336

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1868

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:924

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:668

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2560

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2688

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1600

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1132

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1376

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1056

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1352

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2260

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1412-1-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/1412-2-0x0000000001410000-0x0000000001510000-memory.dmp

Filesize
1024KB

Download
memory/1412-3-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/1412-4-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/1412-5-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download
memory/1412-12-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/1412-14-0x0000000001410000-0x0000000001510000-memory.dmp

Filesize
1024KB

Download
memory/1412-15-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads