gandcrab | 7de95f2331ce7747c151f1226a4e99776201bb3a948e0785fafe1df8f4f3f1e8

Analysis

max time kernel
140s
max time network
141s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 22:32

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General

Target

1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
Size

145KB
MD5

1c1364da44803de86a44db5c1242f880
SHA1

bb2a8a1bad143e080f98b84a7c4fbce038adfc00
SHA256

7de95f2331ce7747c151f1226a4e99776201bb3a948e0785fafe1df8f4f3f1e8
SHA512

87f6cdce0d3ad71afbe37913cf2637caeedc79bdf1b18e7c72100a0d3bc99b3173e692f573b26ec0c2d4053d5d39d0873ba7d35737778b8918b2d3346e75de1d
SSDEEP

3072:xYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:xyOqqDL64vdGREz

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 2 IoCs

resource	yara_rule
behavioral1/memory/3068-0-0x0000000000400000-0x0000000000428000-memory.dmp	family_gandcrab
behavioral1/memory/3068-4-0x0000000000400000-0x0000000000428000-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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\xdokolzcbez = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe"	1c1364da44803de86a44db5c1242f880_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

description	ioc	Process
File opened (read-only)	\??\K:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\L:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\Q:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\S:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\A:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\M:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\N:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\O:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\R:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\U:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\W:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\Z:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\B:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\E:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\P:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\X:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\G:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\H:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\I:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\J:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\T:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\V:	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
File opened (read-only)	\??\Y:	1c1364da44803de86a44db5c1242f880_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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2748	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	29
PID 3068 wrote to memory of 2748	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	29
PID 3068 wrote to memory of 2748	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	29
PID 3068 wrote to memory of 2748	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	29
PID 3068 wrote to memory of 2712	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	31
PID 3068 wrote to memory of 2712	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	31
PID 3068 wrote to memory of 2712	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	31
PID 3068 wrote to memory of 2712	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	31
PID 3068 wrote to memory of 2568	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	33
PID 3068 wrote to memory of 2568	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	33
PID 3068 wrote to memory of 2568	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	33
PID 3068 wrote to memory of 2568	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	33
PID 3068 wrote to memory of 1628	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	35
PID 3068 wrote to memory of 1628	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	35
PID 3068 wrote to memory of 1628	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	35
PID 3068 wrote to memory of 1628	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	35
PID 3068 wrote to memory of 2996	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	39
PID 3068 wrote to memory of 2996	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	39
PID 3068 wrote to memory of 2996	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	39
PID 3068 wrote to memory of 2996	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	39
PID 3068 wrote to memory of 892	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	41
PID 3068 wrote to memory of 892	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	41
PID 3068 wrote to memory of 892	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	41
PID 3068 wrote to memory of 892	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	41
PID 3068 wrote to memory of 836	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	43
PID 3068 wrote to memory of 836	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	43
PID 3068 wrote to memory of 836	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	43
PID 3068 wrote to memory of 836	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	43
PID 3068 wrote to memory of 1052	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	45
PID 3068 wrote to memory of 1052	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	45
PID 3068 wrote to memory of 1052	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	45
PID 3068 wrote to memory of 1052	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	45
PID 3068 wrote to memory of 2084	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	47
PID 3068 wrote to memory of 2084	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	47
PID 3068 wrote to memory of 2084	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	47
PID 3068 wrote to memory of 2084	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	47
PID 3068 wrote to memory of 1760	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	49
PID 3068 wrote to memory of 1760	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	49
PID 3068 wrote to memory of 1760	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	49
PID 3068 wrote to memory of 1760	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	49
PID 3068 wrote to memory of 1400	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	51
PID 3068 wrote to memory of 1400	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	51
PID 3068 wrote to memory of 1400	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	51
PID 3068 wrote to memory of 1400	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	51
PID 3068 wrote to memory of 2256	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	53
PID 3068 wrote to memory of 2256	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	53
PID 3068 wrote to memory of 2256	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	53
PID 3068 wrote to memory of 2256	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	53
PID 3068 wrote to memory of 580	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	55
PID 3068 wrote to memory of 580	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	55
PID 3068 wrote to memory of 580	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	55
PID 3068 wrote to memory of 580	3068	1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe	55

C:\Users\Admin\AppData\Local\Temp\1c1364da44803de86a44db5c1242f880_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\1c1364da44803de86a44db5c1242f880_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:3068
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:2748
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:2712
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2568
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1628
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:2996
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:892
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:836
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:1052
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2084
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:1760
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:1400
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2256
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:580

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

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Downloads

memory/3068-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3068-4-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download