gandcrab | 8a920b9e12f5a2b3f1f3f13a225cec6c4f102fd1f727969d70611e7b0fe037a4

Analysis

max time kernel
147s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
26-04-2024 22:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
Size

321KB
MD5

01cbac1b864a087c7fe6f2b38b91815b
SHA1

6bdb698c78fb65450fab42ce9e63ce798892b9c9
SHA256

8a920b9e12f5a2b3f1f3f13a225cec6c4f102fd1f727969d70611e7b0fe037a4
SHA512

2147e4295bee5d023e187daf3fd02b2dda6985194503d3b32ad3ab487450ee9d27040d1d69ba89b3f826ac95873ba47a5fada05945cdf09661f9b0506462de44
SSDEEP

6144:efwD/eHK1rGTAOfrIV/QHxOtJkkgYsGGdzKLK:efwDz1+q4Hsi+LK

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2292-2-0x0000000000400000-0x000000000045F000-memory.dmp	family_gandcrab
behavioral1/memory/2292-3-0x0000000000240000-0x0000000000257000-memory.dmp	family_gandcrab
behavioral1/memory/2292-5-0x0000000000400000-0x000000000045F000-memory.dmp	family_gandcrab
behavioral1/memory/2292-13-0x0000000000240000-0x0000000000257000-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:

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\ndfbfkbagzv = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\kvetaw.exe\""	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.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:

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

description	ioc	process
File opened (read-only)	\??\G:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\K:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\Q:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\V:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\Y:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\Z:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\B:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\E:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\R:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\W:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\A:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\N:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\O:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\X:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\H:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\L:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\M:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\P:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\S:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\T:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\U:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\I:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
File opened (read-only)	\??\J:	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.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:

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

pid process

2292 01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
2292 01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

pid	process
2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe

description	pid	process	target process
PID 2292 wrote to memory of 2596	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2596	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2596	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2596	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2704	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2704	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2704	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2704	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2428	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2428	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2428	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2428	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2436	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2436	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2436	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2436	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2452	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2452	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2452	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2452	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2120	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2120	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2120	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2120	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1668	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1668	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1668	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1668	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 472	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 472	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 472	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 472	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1636	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2460	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2460	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2460	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2460	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1528	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1528	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1528	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1528	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2056	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2056	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2056	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2056	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1252	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1252	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1252	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 1252	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2012	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2012	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2012	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 2012	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 804	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 804	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 804	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe
PID 2292 wrote to memory of 804	2292	01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01cbac1b864a087c7fe6f2b38b91815b_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2292
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2596
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2704
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2428
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:2436
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2452
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2120
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2636
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1668
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:472
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1636
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2460
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1528
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2056
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1252
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2012
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:804
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2792
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1124
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2924
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:332
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:968
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1780
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1052
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2292-0-0x0000000000220000-0x000000000023B000-memory.dmp

Filesize
108KB

Download
memory/2292-1-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2292-2-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2292-3-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download
memory/2292-5-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2292-13-0x0000000000240000-0x0000000000257000-memory.dmp

Filesize
92KB

Download