67e81fbc0a67f6cf769d5577634ada88b0e368b56e1f106d2ca2e2a59e912bbc

General

Target

2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
Size

73KB
MD5

764059e670d7649c5802284f39e96eda
SHA1

e6bb4afb74ebe4ca6cc95c9733148c3ff128849c
SHA256

67e81fbc0a67f6cf769d5577634ada88b0e368b56e1f106d2ca2e2a59e912bbc
SHA512

bc249eaffd1dada44a206b0496c06529761ed3870bb8dee4fd020da735bc419466987789aea1a57b694c21a276342e48c268d5c94aebe5742007e2bf2429fc54
SSDEEP

1536:x55u555555555pmgSeGDjtQhnwmmB0ybMqqU+2bbbAV2/S2mr3IdE8mne0Avu5rJ:5MSjOnrmBTMqqDL2/mr3IdE8we0Avu5h

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\lvjlreheeei = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe"	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.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)	\??\B:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\J:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\K:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\L:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\V:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\W:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\Y:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\M:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\N:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\Q:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\T:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\A:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\H:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\I:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\O:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\R:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\U:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\E:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\G:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\P:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\S:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\X:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
File opened (read-only)	\??\Z:	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.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	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 4512	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	93
PID 2676 wrote to memory of 4512	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	93
PID 2676 wrote to memory of 4512	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	93
PID 2676 wrote to memory of 856	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	100
PID 2676 wrote to memory of 856	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	100
PID 2676 wrote to memory of 856	2676	2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe	100

C:\Users\Admin\AppData\Local\Temp\2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-09_764059e670d7649c5802284f39e96eda_gandcrab.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:4512
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:856
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:2992
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:4956
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:3584
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:1788
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:4796
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:4040
- C:\Windows\SysWOW64\nslookup.exe
  nslookup gandcrab.bit dns1.soprodns.ru
  2⤵
  PID:3100
- C:\Windows\SysWOW64\nslookup.exe
  nslookup nomoreransom.bit dns1.soprodns.ru
  2⤵
  PID:3772
- C:\Windows\SysWOW64\nslookup.exe
  nslookup emsisoft.bit dns1.soprodns.ru
  2⤵
  PID:3040