gandcrab | 3167a754998f4e3b637f384d286e4cb9a87428c3543f31a441537553d191f121

General

Target

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
Size

250KB
MD5

57da31dc94d30accc22ca834b408472c
SHA1

94218fe58fe15c168126fc459e2ab661964190ce
SHA256

3167a754998f4e3b637f384d286e4cb9a87428c3543f31a441537553d191f121
SHA512

e5a2b90803d3c156f5459af4ba6a0dcbf4a91979830a8794cf44eeb656c24dcb6653bd03a891ae251994027812813f6cc0f365cf8fc2cd422782791589574b65
SSDEEP

6144:X+YrOIBjaklexBgiJ8sTSIkIpxIp8mDtfPBRwasxXq:LOCjaklYgVIpxIhDtR

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2868-3-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2868-5-0x00000000002A0000-0x00000000002B7000-memory.dmp	family_gandcrab
behavioral1/memory/2868-12-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2868-14-0x00000000002A0000-0x00000000002B7000-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/2868-3-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2868-5-0x00000000002A0000-0x00000000002B7000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2868-12-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2868-14-0x00000000002A0000-0x00000000002B7000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2868-3-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2868-5-0x00000000002A0000-0x00000000002B7000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2868-12-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2868-14-0x00000000002A0000-0x00000000002B7000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2868-3-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2868-5-0x00000000002A0000-0x00000000002B7000-memory.dmp	Gandcrab
behavioral1/memory/2868-12-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2868-14-0x00000000002A0000-0x00000000002B7000-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:

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\donteaucjyv = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\wzxwpp.exe\""	2024-03-29_57da31dc94d30accc22ca834b408472c_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:

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\Q:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-03-29_57da31dc94d30accc22ca834b408472c_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:

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

pid process

2868 2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
2868 2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

pid	process
2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe

description	pid	process	target process
PID 2868 wrote to memory of 2624	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2624	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2624	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2624	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2588	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2588	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2588	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2588	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2576	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2576	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2576	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2576	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2456	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2456	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2456	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2456	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 764	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 764	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 764	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 764	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1156	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1156	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1156	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1156	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 564	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 564	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 564	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 564	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 916	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 916	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 916	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 916	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2676	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2676	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2676	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2676	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1032	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1032	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1032	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1032	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2000	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2000	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2000	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2000	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1300	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1300	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1300	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 1300	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2316	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2316	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2316	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2316	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2724	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2724	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2724	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2724	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2140	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2140	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2140	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2140	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2780	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2780	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2780	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe
PID 2868 wrote to memory of 2780	2868	2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-29_57da31dc94d30accc22ca834b408472c_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-29_57da31dc94d30accc22ca834b408472c_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:2868

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2624

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2588

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2576

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2456

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:764

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1156

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:564

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:916

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2676

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1032

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2000

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1300

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2316

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2724

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2140

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2780

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2040

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1080

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:2964

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1872

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1608

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1508

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/2868-0-0x0000000000220000-0x000000000023B000-memory.dmp

Filesize
108KB

Download
memory/2868-1-0x0000000000220000-0x000000000023B000-memory.dmp

Filesize
108KB

Download
memory/2868-2-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-5-0x00000000002A0000-0x00000000002B7000-memory.dmp

Filesize
92KB

Download
memory/2868-12-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2868-14-0x00000000002A0000-0x00000000002B7000-memory.dmp

Filesize
92KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads