gandcrab | e87244fecf57b05ad97e22f6f96a74e66aca79b2f56b3090c60b9d8841f82a18

General

Target

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
Size

145KB
MD5

322d62932c50492c67be3a9ae1bafa61
SHA1

099876568812c6a1b29edc71862c283b48e40775
SHA256

e87244fecf57b05ad97e22f6f96a74e66aca79b2f56b3090c60b9d8841f82a18
SHA512

37910ce49b899309c8b1772b437b5c7f83bcbf7d56fe4282a8ed5d328b0eed7da9f35f99d6510b6c962a3ffb3c821b5af4d07e1af912ec457fc962528ae3bc30
SSDEEP

3072:CYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:CyOqqDL64vdGREz

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2364-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_gandcrab
behavioral1/memory/2364-4-0x0000000000400000-0x0000000000428000-memory.dmp	family_gandcrab

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

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2364-0-0x0000000000400000-0x0000000000428000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2364-4-0x0000000000400000-0x0000000000428000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2364-0-0x0000000000400000-0x0000000000428000-memory.dmp	Gandcrab
behavioral1/memory/2364-4-0x0000000000400000-0x0000000000428000-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:

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\jyanpawoimh = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe"	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.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:

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

description	ioc	process
File opened (read-only)	\??\I:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\K:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\R:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\S:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\X:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\A:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\G:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\H:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\Y:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\P:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\U:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\V:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\Z:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\E:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\J:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\N:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\B:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\Q:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\T:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\W:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\L:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\M:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
File opened (read-only)	\??\O:	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.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:

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

pid process

2364 2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
2364 2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

pid	process
2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

Suspicious use of WriteProcessMemory 60 IoCs

Processes:

2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe

description	pid	process	target process
PID 2364 wrote to memory of 2340	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2340	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2340	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2340	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2676	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2676	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2676	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2676	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2240	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2240	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2240	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2240	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1936	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1936	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1936	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1936	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2456	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2456	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2456	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2456	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1980	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1980	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1980	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1980	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2812	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2812	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2812	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2812	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2628	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2628	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2628	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2628	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2324	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2324	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2324	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2324	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1288	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1288	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1288	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 1288	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3060	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3060	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3060	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 3060	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 2004	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 992	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 992	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 992	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 992	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 592	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 592	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 592	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe
PID 2364 wrote to memory of 592	2364	2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-01_322d62932c50492c67be3a9ae1bafa61_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-01_322d62932c50492c67be3a9ae1bafa61_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:2364

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2340

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2676

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2240

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:1936

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2456

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:3004

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:1980

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2812

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2628

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2324

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:1288

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:3060

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2004

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:992

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:592

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

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Downloads

memory/2364-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2364-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads