gandcrab | 7adc6a9bf311edd6151559dba6800d10bac9e8c5ee365c1a34cc365ed3d7fcb9

General

Target

2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
Size

250KB
MD5

220b52494a537a1fafd85084f4751220
SHA1

13194f74da2c0f5b60719725e6564298de5e6f49
SHA256

7adc6a9bf311edd6151559dba6800d10bac9e8c5ee365c1a34cc365ed3d7fcb9
SHA512

db671eb5c35c1d08ca43f2e182f1a229c252f1ac742797a1c2b32132a600d3899aee8d1dcce0a6e480e22c9b9b5bd1733eb549f098cf619310157029fb6275aa
SSDEEP

3072:H/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:H/y20Gj0r+EBFrkvlU3RvIUDOIN

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2328-4-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2328-5-0x0000000000270000-0x0000000000287000-memory.dmp	family_gandcrab
behavioral1/memory/2328-7-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2328-16-0x0000000000270000-0x0000000000287000-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/2328-4-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2328-5-0x0000000000270000-0x0000000000287000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2328-7-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2328-16-0x0000000000270000-0x0000000000287000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2328-4-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2328-5-0x0000000000270000-0x0000000000287000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2328-7-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2328-16-0x0000000000270000-0x0000000000287000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2328-4-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2328-5-0x0000000000270000-0x0000000000287000-memory.dmp	Gandcrab
behavioral1/memory/2328-7-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2328-16-0x0000000000270000-0x0000000000287000-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_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\viqbwtohrtx = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\rbdtsw.exe\""	2024-03-31_220b52494a537a1fafd85084f4751220_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_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\R:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-03-31_220b52494a537a1fafd85084f4751220_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_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

pid process

2328 2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
2328 2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

pid	process
2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe

description	pid	process	target process
PID 2328 wrote to memory of 1812	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1812	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1812	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1812	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2656	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2656	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2656	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2656	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2556	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2556	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2556	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2556	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2672	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2672	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2672	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2672	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2476	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2476	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2476	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2476	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2748	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2748	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2748	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2748	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2108	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2108	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2108	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2108	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1208	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1208	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1208	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1208	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 884	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 884	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 884	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 884	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 940	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 940	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 940	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 940	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1848	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1848	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1848	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1848	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 840	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 840	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 840	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 840	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 3064	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 3064	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 3064	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 3064	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2024	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2024	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2024	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2024	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2016	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2016	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2016	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 2016	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1188	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1188	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1188	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe
PID 2328 wrote to memory of 1188	2328	2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-31_220b52494a537a1fafd85084f4751220_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-31_220b52494a537a1fafd85084f4751220_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:2328

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1812

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2656

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2556

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2672

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2476

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2748

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2108

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1208

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:884

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:940

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1848

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:840

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:3064

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2024

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

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1188

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:568

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2356

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1476

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1656

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1764

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:976

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:3012

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2924

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/2328-2-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2328-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2328-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2328-5-0x0000000000270000-0x0000000000287000-memory.dmp

Filesize
92KB

Download
memory/2328-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2328-15-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2328-16-0x0000000000270000-0x0000000000287000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads