gandcrab | 8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-06-2024 09:41

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General

Target

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
Size

97KB
MD5

301256eeb60f7d2ccbb1a7c01cabd900
SHA1

9d5a7821a6e84dc8f690bf7e0d3beecae0c08a30
SHA256

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6
SHA512

0f53b19efccaea5862e320c6cd3abede27913f941fced7a3eeef96070e70b2931f5f9b1bf98a421d0cbd6c4912ba51622fbfad1ef8cdeed6720fec41a33cab33
SSDEEP

1536:xZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAlMqqU+2bbbAV2/S2LNmHkf:tBounVyFHkMqqDL2/LgHkctc

Score

10^/10

gandcrab backdoor persistence ransomware upx

Malware Config

Signatures

GandCrab payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4592-0-0x000000000FC50000-0x000000000FC6B000-memory.dmp	family_gandcrab
behavioral2/memory/4592-4-0x000000000FC50000-0x000000000FC6B000-memory.dmp	family_gandcrab

Gandcrab
Gandcrab is a Trojan horse that encrypts files on a computer.
ransomware backdoor gandcrab
UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral2/memory/4592-0-0x000000000FC50000-0x000000000FC6B000-memory.dmp upx
behavioral2/memory/4592-4-0x000000000FC50000-0x000000000FC6B000-memory.dmp upx

resource	yara_rule
behavioral2/memory/4592-0-0x000000000FC50000-0x000000000FC6B000-memory.dmp	upx
behavioral2/memory/4592-4-0x000000000FC50000-0x000000000FC6B000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\fkwmyskdwuq = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe"	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.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:

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

description	ioc	process
File opened (read-only)	\??\S:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\B:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\I:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\Q:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\U:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\W:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\Y:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\A:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\N:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\O:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\V:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\X:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\Z:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\E:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\H:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\K:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\L:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\M:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\P:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\R:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\T:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\G:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
File opened (read-only)	\??\J:	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.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:

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

pid	process
4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe

description	pid	process	target process
PID 4592 wrote to memory of 2024	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 2024	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 2024	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4484	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4484	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4484	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 2900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 2900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 2900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4900	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 5096	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 5096	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 5096	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4760	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4760	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 4760	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 232	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 232	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 232	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 3432	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 3432	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe
PID 4592 wrote to memory of 3432	4592	8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\8f1b8029f1f65443cc6b1d69c9063f7d9ec0f13530d59c8ce2520488468aadd6_NeikiAnalytics.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4592

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.coin dns1.soprodns.ru
2⤵
PID:2024

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:4484

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns2.soprodns.ru
2⤵
PID:2900

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.coin dns2.soprodns.ru
2⤵
PID:4900

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns2.soprodns.ru
2⤵
PID:5096

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:4760

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.coin dns1.soprodns.ru
2⤵
PID:232

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:3432

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/4592-0-0x000000000FC50000-0x000000000FC6B000-memory.dmp

Filesize
108KB

Download
memory/4592-4-0x000000000FC50000-0x000000000FC6B000-memory.dmp

Filesize
108KB

Download