gandcrab | 6e8a7a0b349f7e1f0eb615b1b213f7d1140a7789db8fab18fa6e4222efb12525

Analysis

max time kernel
91s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 14:25

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General

Target

2024-10-09_ab09eba407544f4d4e690ea5f88cfeb1_karagany_mafia.exe
Size

250KB
MD5

ab09eba407544f4d4e690ea5f88cfeb1
SHA1

89da92f787eaaf2b33b0eb15a674288c3712c098
SHA256

6e8a7a0b349f7e1f0eb615b1b213f7d1140a7789db8fab18fa6e4222efb12525
SHA512

d502def7ac971e24e7ff4bc628925aacf6c563002ac1453919777dc9aa58a4e75e7ebab754dadb413359ae24da85aca3abcc37c8147e75fae4fb5aa216b5c637
SSDEEP

3072:i/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:i/y20Gj0r+EBFrkvlU3RvIUDOIN

Score

10^/10

gandcrab backdoor discovery ransomware

Malware Config

Signatures

GandCrab payload 3 IoCs

resource	yara_rule
behavioral2/memory/3520-4-0x0000000000400000-0x0000000000444000-memory.dmp	family_gandcrab
behavioral2/memory/3520-5-0x00000000021A0000-0x00000000021B7000-memory.dmp	family_gandcrab
behavioral2/memory/3520-9-0x0000000000400000-0x000000000042C000-memory.dmp	family_gandcrab

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4100	3520	WerFault.exe	84

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	2024-10-09_ab09eba407544f4d4e690ea5f88cfeb1_karagany_mafia.exe

C:\Users\Admin\AppData\Local\Temp\2024-10-09_ab09eba407544f4d4e690ea5f88cfeb1_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-09_ab09eba407544f4d4e690ea5f88cfeb1_karagany_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:3520
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 468
  2⤵
  - Program crash
  PID:4100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3520 -ip 3520
1⤵
PID:2852

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

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Downloads

memory/3520-2-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/3520-3-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3520-4-0x0000000000400000-0x0000000000444000-memory.dmp

Filesize
272KB

Download
memory/3520-5-0x00000000021A0000-0x00000000021B7000-memory.dmp

Filesize
92KB

Download
memory/3520-9-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download