gandcrab | c78ee8e48d2bd6a59660313278017afbb18387a0141a25d46570a56fa9692b9c

General

Target

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
Size

308KB
MD5

d46f0e7031753a64a49afa80a0736bc3
SHA1

cbf789dc776a6c48974a13ba1339cec4293ad4a6
SHA256

c78ee8e48d2bd6a59660313278017afbb18387a0141a25d46570a56fa9692b9c
SHA512

f4eb404f8619258d56ee25528340c9b54928ca87e4a0a23a15c8fb608bed1a9fdef847930b5d234e95145b11e0284539cb39304893a27aa1601fed6425894849
SSDEEP

6144:3zL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:NDHNam62ZdKmZmuPH

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1680-2-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/1680-3-0x0000000000240000-0x0000000000257000-memory.dmp	family_gandcrab
behavioral1/memory/1680-10-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/1680-13-0x0000000000240000-0x0000000000257000-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/1680-2-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1680-3-0x0000000000240000-0x0000000000257000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1680-10-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1680-13-0x0000000000240000-0x0000000000257000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1680-3-0x0000000000240000-0x0000000000257000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/1680-13-0x0000000000240000-0x0000000000257000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1680-2-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/1680-3-0x0000000000240000-0x0000000000257000-memory.dmp	Gandcrab
behavioral1/memory/1680-10-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/1680-13-0x0000000000240000-0x0000000000257000-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:

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\airrnjadcpg = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\xtwvxx.exe\""	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_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:

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\H:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_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:

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

pid process

1680 2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
1680 2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

pid	process
1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe

description	pid	process	target process
PID 1680 wrote to memory of 2888	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2888	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2888	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2888	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2612	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2612	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2612	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2612	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2624	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2624	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2624	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2624	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2520	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2520	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2520	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2520	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2436	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2436	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2436	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2436	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2828	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2828	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2828	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2828	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1832	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1832	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1832	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1832	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1568	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1572	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1572	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1572	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1572	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 772	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 772	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 772	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 772	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 632	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 632	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 632	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 632	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2996	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2996	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2996	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2996	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2252	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2252	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2252	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 2252	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1984	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1984	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1984	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1984	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1152	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1152	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1152	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe
PID 1680 wrote to memory of 1152	1680	2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-31_d46f0e7031753a64a49afa80a0736bc3_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-31_d46f0e7031753a64a49afa80a0736bc3_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:1680

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2888

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2612

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2624

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2520

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2568

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2436

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2828

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1832

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1568

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1572

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:772

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:632

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2996

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2252

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1984

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1152

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1912

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2376

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2776

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2960

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:612

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2020

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2104

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1776

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/1680-1-0x000000000AB60000-0x000000000AC60000-memory.dmp

Filesize
1024KB

Download
memory/1680-2-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/1680-3-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/1680-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/1680-12-0x000000000AB60000-0x000000000AC60000-memory.dmp

Filesize
1024KB

Download
memory/1680-13-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads