gandcrab | d54e28ab847d249fad54ed6238c68475ea89a3590e13f4987c753daf514138b1

General

Target

2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
Size

308KB
MD5

83a636d23458a2822cdc434126d5020d
SHA1

0bba75e9cc9b9c7cac3766dee862429e690ae194
SHA256

d54e28ab847d249fad54ed6238c68475ea89a3590e13f4987c753daf514138b1
SHA512

f6779cbd49eb7255dc5467c7980ab6d9536a022a64febdee11e5dd7187689eec61f8f373669cec69992827a19ae85e3b31e2d751d45267c348051859c1f159b3
SSDEEP

6144:pzL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:3DHNam62ZdKmZmuPH

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2824-2-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2824-3-0x0000000000300000-0x0000000000317000-memory.dmp	family_gandcrab
behavioral1/memory/2824-10-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2824-13-0x0000000000300000-0x0000000000317000-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/2824-2-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2824-3-0x0000000000300000-0x0000000000317000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2824-10-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2824-13-0x0000000000300000-0x0000000000317000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2824-3-0x0000000000300000-0x0000000000317000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2824-13-0x0000000000300000-0x0000000000317000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2824-2-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/2824-3-0x0000000000300000-0x0000000000317000-memory.dmp	Gandcrab
behavioral1/memory/2824-10-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/2824-13-0x0000000000300000-0x0000000000317000-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_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\sdzhpglydgt = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\zzukxa.exe\""	2024-03-31_83a636d23458a2822cdc434126d5020d_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_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\P:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-03-31_83a636d23458a2822cdc434126d5020d_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_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

pid process

2824 2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
2824 2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

pid	process
2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe

description	pid	process	target process
PID 2824 wrote to memory of 2632	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2632	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2632	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2632	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2732	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2732	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2732	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2732	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2760	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2760	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2760	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2760	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2536	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2536	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2536	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2536	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2496	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2496	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2496	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2496	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2472	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2472	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2472	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2472	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 660	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 660	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 660	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 660	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1092	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1092	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1092	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1092	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1700	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1700	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1700	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1700	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 616	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 616	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 616	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 616	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1284	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1284	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1284	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1284	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1072	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1072	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1072	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1072	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1436	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1436	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1436	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1436	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1516	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1516	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1516	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 1516	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2244	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2244	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2244	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2244	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2856	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2856	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2856	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe
PID 2824 wrote to memory of 2856	2824	2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-31_83a636d23458a2822cdc434126d5020d_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-31_83a636d23458a2822cdc434126d5020d_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:2824

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2632

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2732

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2760

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2536

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2496

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2472

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:660

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1092

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1700

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:616

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1284

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1072

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1436

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1516

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2244

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2856

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:488

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1824

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2004

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2020

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1608

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1656

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:600

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/2824-1-0x000000000AA90000-0x000000000AB90000-memory.dmp

Filesize
1024KB

Download
memory/2824-2-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2824-3-0x0000000000300000-0x0000000000317000-memory.dmp

Filesize
92KB

Download
memory/2824-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2824-12-0x000000000AA90000-0x000000000AB90000-memory.dmp

Filesize
1024KB

Download
memory/2824-13-0x0000000000300000-0x0000000000317000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads