gandcrab | 2e3185524605edcbee1d47b3f6865d0e2540e78c229f1114b04804bf5f61d35e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 03:29

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General

Target

2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe
Size

75KB
MD5

14e3fab2fdcefccd25944ebf3d313c72
SHA1

8aa33d820fda0c3bbdfe6bea0d3a99908c63e130
SHA256

2e3185524605edcbee1d47b3f6865d0e2540e78c229f1114b04804bf5f61d35e
SHA512

69b619d395e1449e0f63122c5dfb2e4d0d575133663d761bb6dff0dcdd6a8376d9a0f7e68e131edd2638a80fa8cb5fdd024cb71e2757a97de9aa192376034cf8
SSDEEP

1536:BZZZZZZZZZZZZpXzzzzzzzzzzzzADypczUk+lkZJngh0yMqqU+2bbbAV2/S2Ovvf:od5BJ6rMqqDL2/Ovvdrx

Score

10^/10

gandcrab backdoor discovery ransomware

Malware Config

Signatures

GandCrab payload 2 IoCs

resource	yara_rule
behavioral1/memory/2376-0-0x000000000FAF0000-0x000000000FB069F8-memory.dmp	family_gandcrab
behavioral1/memory/2376-1-0x000000000FAF0000-0x000000000FB069F8-memory.dmp	family_gandcrab

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	2376	WerFault.exe	29

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	2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2508	2376	2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe	30
PID 2376 wrote to memory of 2508	2376	2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe	30
PID 2376 wrote to memory of 2508	2376	2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe	30
PID 2376 wrote to memory of 2508	2376	2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe	30

C:\Users\Admin\AppData\Local\Temp\2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-23_14e3fab2fdcefccd25944ebf3d313c72_gandcrab.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 124
  2⤵
  - Program crash
  PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2376-0-0x000000000FAF0000-0x000000000FB069F8-memory.dmp

Filesize
90KB

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memory/2376-1-0x000000000FAF0000-0x000000000FB069F8-memory.dmp

Filesize
90KB

Download