gandcrab | cd217cecbca13cf643760c825666eb808fa0fcf1fe68f3395d5b5116e7ae58b1

General

Target

de01194f21a3b9d49641192796569ae8.exe
Size

308KB
MD5

de01194f21a3b9d49641192796569ae8
SHA1

3bfb8f956d07b95db06ca1d1fe616ed17aa9c7a0
SHA256

cd217cecbca13cf643760c825666eb808fa0fcf1fe68f3395d5b5116e7ae58b1
SHA512

eb878141f947c48d7c73585061007591ed6c917f6a16efb7247d6164ce119a3bd47afe8c0c5509cf4a6ecb3f6676d942f94334a582301edd06b857e650ea3a60
SSDEEP

6144:izL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:oDHNam62ZdKmZmuPH

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2168-2-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2168-3-0x0000000000260000-0x0000000000277000-memory.dmp	family_gandcrab
behavioral1/memory/2168-10-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2168-13-0x0000000000260000-0x0000000000277000-memory.dmp	family_gandcrab

Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
ransomware backdoor gandcrab

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

de01194f21a3b9d49641192796569ae8.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\jlevertenhk = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\mecwag.exe\""	de01194f21a3b9d49641192796569ae8.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:

de01194f21a3b9d49641192796569ae8.exe

description	ioc	process
File opened (read-only)	\??\A:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\H:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\I:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\J:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\P:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\S:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\Z:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\M:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\N:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\R:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\V:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\X:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\E:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\K:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\L:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\T:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\B:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\G:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\O:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\Q:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\U:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\W:	de01194f21a3b9d49641192796569ae8.exe
File opened (read-only)	\??\Y:	de01194f21a3b9d49641192796569ae8.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:

de01194f21a3b9d49641192796569ae8.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	de01194f21a3b9d49641192796569ae8.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	de01194f21a3b9d49641192796569ae8.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	de01194f21a3b9d49641192796569ae8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

de01194f21a3b9d49641192796569ae8.exe

pid process

2168 de01194f21a3b9d49641192796569ae8.exe
2168 de01194f21a3b9d49641192796569ae8.exe

pid	process
2168	de01194f21a3b9d49641192796569ae8.exe
2168	de01194f21a3b9d49641192796569ae8.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

de01194f21a3b9d49641192796569ae8.exe

description	pid	process	target process
PID 2168 wrote to memory of 2948	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2948	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2948	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2948	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2512	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2512	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2512	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2512	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2816	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2816	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2816	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2816	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2592	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2592	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2592	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2592	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2500	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2500	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2500	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2500	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2380	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2380	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2380	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2380	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2408	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2408	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2408	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2408	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1080	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1080	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1080	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1080	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 740	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 740	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 740	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 740	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1072	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1072	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1072	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1072	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2452	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2452	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2452	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2452	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1584	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1584	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1584	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1584	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1628	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1628	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1628	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 1628	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2744	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2744	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2744	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2744	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 564	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 564	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 564	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 564	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2068	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2068	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2068	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe
PID 2168 wrote to memory of 2068	2168	de01194f21a3b9d49641192796569ae8.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\de01194f21a3b9d49641192796569ae8.exe
"C:\Users\Admin\AppData\Local\Temp\de01194f21a3b9d49641192796569ae8.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2168

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2948

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2512

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2816

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:2592

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:2500

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2380

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2408

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1080

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:740

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:1072

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:2452

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1584

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1628

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:2744

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:2068

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:824

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:900

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:1036

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns1.wowservers.ru
2⤵
PID:1772

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns1.wowservers.ru
2⤵
PID:1804

C:\Windows\SysWOW64\nslookup.exe
nslookup ransomware.bit ns2.wowservers.ru
2⤵
PID:888

C:\Windows\SysWOW64\nslookup.exe
nslookup carder.bit ns2.wowservers.ru
2⤵
PID:3000

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

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Downloads

memory/2168-1-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2168-2-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2168-3-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download
memory/2168-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2168-12-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2168-13-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads