gandcrab | d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb

Analysis

max time kernel
33s
max time network
35s
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 19:36

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General

Target

d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb.exe
Size

308KB
MD5

dcc863514e6e66c96d5ae5b81225df99
SHA1

af502989b554c3cd966d5850b31a8d8ffeafe878
SHA256

d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb
SHA512

9e2fb139a336d0ef507af10101f073ac1b0d367012357834ca50ce220d689f1ce760b3d7e60d55b958214c581b5eaa12ece1cea2e1e7672558c1616bb0b85fc2
SSDEEP

3072:2mBr3balBclw29DXaPB2J9ot3nPIGX30caGhDgGCcc4Go0ER5IY0ms41:2mBrrDDX0tXT30vzHF4Go0+Fs41

Score

10^/10

gandcrab backdoor discovery ransomware

Malware Config

Signatures

GandCrab payload 3 IoCs

resource	yara_rule
behavioral2/memory/1724-3-0x0000000000400000-0x0000000000429000-memory.dmp	family_gandcrab
behavioral2/memory/1724-1-0x0000000000400000-0x0000000000E86000-memory.dmp	family_gandcrab
behavioral2/memory/1724-4-0x0000000002C00000-0x0000000002C16000-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
1544	1724	WerFault.exe	83

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	d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb.exe

C:\Users\Admin\AppData\Local\Temp\d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb.exe
"C:\Users\Admin\AppData\Local\Temp\d721389995e608f45d6a3048b4dde4e0b74fd39a2498f221ba70d46bcdc056cb.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 456
  2⤵
  - Program crash
  PID:1544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1724 -ip 1724
1⤵
PID:3420

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/1724-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1724-2-0x0000000000EA0000-0x0000000000FA0000-memory.dmp

Filesize
1024KB

Download
memory/1724-1-0x0000000000400000-0x0000000000E86000-memory.dmp

Filesize
10.5MB

Download
memory/1724-4-0x0000000002C00000-0x0000000002C16000-memory.dmp

Filesize
88KB

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