gandcrab | d05d63a42011f747d9d4128cf512a3591fe943d45accde49bddfed4bb28933f4

General

Target

2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
Size

308KB
MD5

d59cf44fa624ac2bea289669f786e62d
SHA1

1d4419f32f71e580aee5d83d62414843e7b3279e
SHA256

d05d63a42011f747d9d4128cf512a3591fe943d45accde49bddfed4bb28933f4
SHA512

26ae70d7c3cfbc906a8ac6b7f603aa39c6be8be43f46dc1831f6e1933666d471a9e5f02c474ec3fd692cfec4a30a1204014ef0071f6dcfb0a2e3042424f0ce35
SSDEEP

6144:+zL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:8DHNam62ZdKmZmuPH

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1632-2-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/1632-3-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	family_gandcrab
behavioral1/memory/1632-10-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/1632-13-0x000000000A9C0000-0x000000000A9D7000-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/1632-2-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1632-3-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1632-10-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/1632-13-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1632-3-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/1632-13-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1632-2-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/1632-3-0x000000000A9C0000-0x000000000A9D7000-memory.dmp	Gandcrab
behavioral1/memory/1632-10-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/1632-13-0x000000000A9C0000-0x000000000A9D7000-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_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\gfamlzyiklt = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\mslnbb.exe\""	2024-03-29_d59cf44fa624ac2bea289669f786e62d_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_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\B:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-03-29_d59cf44fa624ac2bea289669f786e62d_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_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

pid process

1632 2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
1632 2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

pid	process
1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe

description	pid	process	target process
PID 1632 wrote to memory of 2036	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2036	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2036	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2036	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2648	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2648	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2648	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2648	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2432	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2432	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2432	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2432	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2712	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2712	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2712	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2712	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2488	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2488	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2488	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2488	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2500	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2500	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2500	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2500	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2152	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2152	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2152	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2152	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2876	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2876	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2876	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2876	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1248	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1248	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1248	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1248	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1956	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1956	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1956	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1956	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1628	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1628	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1628	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1628	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1296	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1296	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1296	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 1296	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2852	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2852	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2852	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2852	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 336	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2112	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2112	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2112	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe
PID 1632 wrote to memory of 2112	1632	2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-03-29_d59cf44fa624ac2bea289669f786e62d_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-29_d59cf44fa624ac2bea289669f786e62d_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:1632

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2036

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2648

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2432

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2712

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2488

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2500

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2152

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2876

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1248

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1956

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1628

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2336

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1296

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2852

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:336

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2112

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:544

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1092

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:640

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2264

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:3052

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:1988

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2504

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

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Downloads

memory/1632-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1632-2-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/1632-3-0x000000000A9C0000-0x000000000A9D7000-memory.dmp

Filesize
92KB

Download
memory/1632-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/1632-12-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/1632-13-0x000000000A9C0000-0x000000000A9D7000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads