gandcrab | 30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785

Analysis

max time kernel
110s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 04:51

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General

Target

30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
Size

119KB
MD5

fe092747abcb1b58057a4d0ce657af00
SHA1

3db189e55d8d3b6c12401cf7f7393f7a13962dea
SHA256

30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785
SHA512

876231f29148fc899a7a0e1be689100833cdeac65ea75ae84a0b14417c56f2bce8fd16fbabe6512545161f33979cd1e7df5b94108039532e9f57e1f1712245f8
SSDEEP

3072:tzuPVLDaAA3d2C9hQssDh7a7I4M3FyOO3+Bout8lc:qDvSb4f9a7IFLO3ioS8K

Score

10^/10

gandcrab backdoor discovery persistence ransomware upx

Malware Config

Extracted

Family

gandcrab

http://gdcbghvjyqy7jclk.onion.top/

Signatures

GandCrab payload 13 IoCs

resource	yara_rule
behavioral2/memory/3564-3-0x0000000000400000-0x0000000000416000-memory.dmp	family_gandcrab
behavioral2/memory/3564-7-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-10-0x0000000000400000-0x0000000000416000-memory.dmp	family_gandcrab
behavioral2/memory/3564-11-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-12-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-13-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-14-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-15-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-16-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-17-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-18-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-19-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab
behavioral2/memory/3564-20-0x0000000000400000-0x000000000043F000-memory.dmp	family_gandcrab

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\mcawoehatnn = "C:\\Users\\Admin\\AppData\\Local\\Temp\\30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe"	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.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

description	ioc	Process
File opened (read-only)	\??\O:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\V:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\W:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\X:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\A:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\E:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\H:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\M:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\Y:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\B:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\J:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\P:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\S:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\G:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\R:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\T:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\Q:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\U:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\Z:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\I:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\K:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\L:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
File opened (read-only)	\??\N:	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3564-0-0x0000000000400000-0x000000000043F000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nslookup.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

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 4012	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	84
PID 3564 wrote to memory of 4012	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	84
PID 3564 wrote to memory of 4012	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	84
PID 3564 wrote to memory of 3136	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	99
PID 3564 wrote to memory of 3136	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	99
PID 3564 wrote to memory of 3136	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	99
PID 3564 wrote to memory of 3828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	103
PID 3564 wrote to memory of 3828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	103
PID 3564 wrote to memory of 3828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	103
PID 3564 wrote to memory of 3392	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	110
PID 3564 wrote to memory of 3392	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	110
PID 3564 wrote to memory of 3392	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	110
PID 3564 wrote to memory of 4828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	114
PID 3564 wrote to memory of 4828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	114
PID 3564 wrote to memory of 4828	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	114
PID 3564 wrote to memory of 4572	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	118
PID 3564 wrote to memory of 4572	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	118
PID 3564 wrote to memory of 4572	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	118
PID 3564 wrote to memory of 4796	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	122
PID 3564 wrote to memory of 4796	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	122
PID 3564 wrote to memory of 4796	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	122
PID 3564 wrote to memory of 4568	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	126
PID 3564 wrote to memory of 4568	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	126
PID 3564 wrote to memory of 4568	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	126
PID 3564 wrote to memory of 1492	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	129
PID 3564 wrote to memory of 1492	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	129
PID 3564 wrote to memory of 1492	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	129
PID 3564 wrote to memory of 3700	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	133
PID 3564 wrote to memory of 3700	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	133
PID 3564 wrote to memory of 3700	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	133
PID 3564 wrote to memory of 2680	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	137
PID 3564 wrote to memory of 2680	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	137
PID 3564 wrote to memory of 2680	3564	30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe	137

C:\Users\Admin\AppData\Local\Temp\30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe
"C:\Users\Admin\AppData\Local\Temp\30d4ba9cc006be76d764fc5ef20d9f4a96b27524505daa01f3ae2e0f0dcf5785N.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3564
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4012
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3136
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3828
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3392
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4828
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4572
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4796
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4568
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1492
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3700
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3564-0-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-2-0x0000000000710000-0x0000000000810000-memory.dmp

Filesize
1024KB

Download
memory/3564-3-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3564-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-9-0x0000000000710000-0x0000000000810000-memory.dmp

Filesize
1024KB

Download
memory/3564-10-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3564-11-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-12-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-13-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-14-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-15-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-16-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-17-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-18-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-19-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3564-20-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download