gandcrab | c3202b41c7f61dd458cc54b64378c79dd5a9ce09609a624b36acec13e26a2e7e

General

Target

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
Size

326KB
MD5

6c4816ef9cd422de5163a48c5af58da0
SHA1

e72ff2295b49de253c6672bba12032f89457f745
SHA256

c3202b41c7f61dd458cc54b64378c79dd5a9ce09609a624b36acec13e26a2e7e
SHA512

6dc1eec8bcc4406be916d1bd019f4b6768982fdd87f7f92bded86961efa16bd42d9eeaf72382dc9e1e39bcc36b86101b5aba84d046239fbbf3abc93e77729a38
SSDEEP

3072:I+V2GtCbnnDl0TM87yRBNWwxnImfoP/KOBejjY6IaCDtm0zT5363kQ8Ju3:IB/DSTXkLHgPitjYVmq+L

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2968-6-0x0000000000220000-0x0000000000237000-memory.dmp	family_gandcrab
behavioral1/memory/2968-4-0x0000000000400000-0x00000000012D6000-memory.dmp	family_gandcrab
behavioral1/memory/2968-13-0x0000000000400000-0x00000000012D6000-memory.dmp	family_gandcrab
behavioral1/memory/2968-16-0x0000000000220000-0x0000000000237000-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/2968-6-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2968-4-0x0000000000400000-0x00000000012D6000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2968-13-0x0000000000400000-0x00000000012D6000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2968-16-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2968-6-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2968-16-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2968-6-0x0000000000220000-0x0000000000237000-memory.dmp	Gandcrab
behavioral1/memory/2968-4-0x0000000000400000-0x00000000012D6000-memory.dmp	Gandcrab
behavioral1/memory/2968-13-0x0000000000400000-0x00000000012D6000-memory.dmp	Gandcrab
behavioral1/memory/2968-16-0x0000000000220000-0x0000000000237000-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:

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\hiomtjcpinr = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\tacakq.exe\""	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_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:

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\S:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_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:

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

pid process

2968 2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
2968 2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

pid	process
2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe

description	pid	process	target process
PID 2968 wrote to memory of 2816	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2816	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2816	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2816	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2456	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2456	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2456	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2456	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2448	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2448	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2448	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2448	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2484	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2484	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2484	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2484	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1668	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1668	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1668	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1668	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2684	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2684	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2684	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2684	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2296	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2296	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2296	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2296	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 288	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 288	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 288	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 288	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2940	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2940	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2940	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2940	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1464	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1464	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1464	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1464	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1600	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1600	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1600	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1600	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2840	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2840	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2840	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 2840	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1180	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1180	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1180	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1180	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1916	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1916	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1916	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 1916	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe
PID 2968 wrote to memory of 708	2968	2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-26_6c4816ef9cd422de5163a48c5af58da0_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-26_6c4816ef9cd422de5163a48c5af58da0_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:2968

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2816

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2456

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2448

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2484

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1668

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2684

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2296

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:288

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2708

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2940

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1464

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

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2840

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1180

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1916

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:708

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

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1468

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2968-1-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/2968-2-0x0000000001490000-0x0000000001590000-memory.dmp

Filesize
1024KB

Download
memory/2968-3-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/2968-6-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download
memory/2968-4-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/2968-13-0x0000000000400000-0x00000000012D6000-memory.dmp

Filesize
14.8MB

Download
memory/2968-14-0x0000000001490000-0x0000000001590000-memory.dmp

Filesize
1024KB

Download
memory/2968-16-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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