7072800bcc759e9c4b7e70abbaa7974dd28a9e25c9e7fb1c8c55a21d398187e6

General

Target

2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
Size

70KB
MD5

29a63ecd7dbdab7857155d9eefd051d5
SHA1

6a3b6c3e98447f3c7bdd919babb0d6f34d289b62
SHA256

7072800bcc759e9c4b7e70abbaa7974dd28a9e25c9e7fb1c8c55a21d398187e6
SHA512

d1e202117c5ebe9312b182c96323025ed3d2e6c157a572453e28c12cecdb664f73236de8289dc7e54c1ff5d2f98b74db782fc2b45accb00a821e82ab6a5e8439
SSDEEP

1536:XZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngWMqqU+2bbbAV2/S2OvvdZM:+d5BJHMqqDL2/Ovvdr+

Score

6^/10

discovery 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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\nhuzluglmmx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe"	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_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)	\??\P:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\T:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\U:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\W:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\Y:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\K:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\L:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\M:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\X:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\A:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\R:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\S:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\V:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\B:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\G:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\J:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\N:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\O:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\Q:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\Z:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\E:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\H:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
File opened (read-only)	\??\I:	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1964	1548	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 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	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_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	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 1964	1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe	32
PID 1548 wrote to memory of 1964	1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe	32
PID 1548 wrote to memory of 1964	1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe	32
PID 1548 wrote to memory of 1964	1548	2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe	32

C:\Users\Admin\AppData\Local\Temp\2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.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:1548
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1548 -s 512
  2⤵
  - Program crash
  PID:1964

Network

DNS

ipv4bot.whatismyipaddress.com

2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe

Remote address:

8.8.8.8:53

Request

ipv4bot.whatismyipaddress.com

IN A

Response

No results found

8.8.8.8:53

ipv4bot.whatismyipaddress.com

dns

2025-01-27_29a63ecd7dbdab7857155d9eefd051d5_gandcrab.exe

75 B
134 B
1
1

DNS Request

ipv4bot.whatismyipaddress.com