gandcrab | 3cac4cd8c27216d8fe31e69e491f07f081b430757d4a46df2d9436c599cf62fc

General

Target

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
Size

250KB
MD5

61e14dae48109a0876607619698310be
SHA1

ff77438af900275347fb290a2d77b99e4d7373fd
SHA256

3cac4cd8c27216d8fe31e69e491f07f081b430757d4a46df2d9436c599cf62fc
SHA512

8f74d3660a269994735fba6e0da1f171cdf6566a456b7f6fe3abf4b8eb90b4e2918a9fb09f8f189d2a620fc7c8edf2195ac157383be34e3d846f69db0ae67bb6
SSDEEP

3072:3/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:3/y20Gj0r+EBFrkvlU3RvIUDOIN

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2924-4-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2924-5-0x0000000000220000-0x0000000000237000-memory.dmp	family_gandcrab
behavioral1/memory/2924-7-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral1/memory/2924-16-0x0000000000220000-0x0000000000237000-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/2924-4-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2924-5-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2924-7-0x0000000000400000-0x0000000000444000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2924-16-0x0000000000220000-0x0000000000237000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2924-4-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2924-5-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2924-7-0x0000000000400000-0x0000000000444000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2924-16-0x0000000000220000-0x0000000000237000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2924-4-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2924-5-0x0000000000220000-0x0000000000237000-memory.dmp	Gandcrab
behavioral1/memory/2924-7-0x0000000000400000-0x0000000000444000-memory.dmp	Gandcrab
behavioral1/memory/2924-16-0x0000000000220000-0x0000000000237000-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:

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\ipmsfgqnpml = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\vyveky.exe\""	2024-04-23_61e14dae48109a0876607619698310be_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:

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

description	ioc	process
File opened (read-only)	\??\Z:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\E:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-04-23_61e14dae48109a0876607619698310be_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:

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

pid process

2924 2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
2924 2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

pid	process
2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe

description	pid	process	target process
PID 2924 wrote to memory of 2604	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2604	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2604	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2604	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2620	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2620	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2620	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2620	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2752	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2752	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2752	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2752	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2520	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2520	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2520	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2520	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2584	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2584	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2584	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2584	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2880	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2880	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2880	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2880	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2420	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2420	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2420	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2420	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1892	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1892	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1892	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1892	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2376	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2376	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2376	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2376	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2392	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2392	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2392	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2392	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2372	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2372	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2372	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2372	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1552	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1552	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1552	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 1552	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2560	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2560	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2560	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2560	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2812	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2812	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2812	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2812	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2276	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2276	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2276	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 2276	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 928	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 928	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 928	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe
PID 2924 wrote to memory of 928	2924	2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-23_61e14dae48109a0876607619698310be_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-23_61e14dae48109a0876607619698310be_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:2924

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2604

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2620

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2752

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2520

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2584

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2880

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2420

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1892

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2376

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2392

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2372

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1552

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2560

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2812

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2276

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:928

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1836

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2788

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:848

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2208

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1044

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:964

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/2924-2-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2924-3-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2924-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2924-5-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download
memory/2924-7-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/2924-15-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2924-16-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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