gandcrab | 7741d29a185a43f4697ac4b073b6897d2d1f6a2896b2e018c6ada118999caed7

Analysis

max time kernel
156s
max time network
161s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/09/2022, 16:58

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General

Target

d018c0f55bf1787052ef0696561675dd.exe
Size

320KB
MD5

d018c0f55bf1787052ef0696561675dd
SHA1

347ed16af2eb1d1fff11451d582ee9ef1ca09636
SHA256

7741d29a185a43f4697ac4b073b6897d2d1f6a2896b2e018c6ada118999caed7
SHA512

0eeeb0f4fed45107c24ef65d8307d75ea26760b32ec2720fe51000049b2def0b5e3a9b0b890e3f0d562d9231bf7e6eb4fc6384b58a3fddf08696e784f5b6d4a0
SSDEEP

3072:MbRXn2p4B/51pzVyqZ5iQ88ZJmj3h2OdyC9aNhw3cvo2bDi5fBbHHD+FtW89:Mb9+g/pzVwQ82Jm7h2As36CtaJHjN89

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

resource	yara_rule
behavioral1/memory/1280-56-0x0000000000400000-0x000000000238C000-memory.dmp	family_gandcrab
behavioral1/memory/1280-59-0x0000000000400000-0x000000000238C000-memory.dmp	family_gandcrab
behavioral1/memory/1280-60-0x00000000001C0000-0x00000000001D7000-memory.dmp	family_gandcrab
behavioral1/memory/1280-67-0x00000000001C0000-0x00000000001D7000-memory.dmp	family_gandcrab

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	d018c0f55bf1787052ef0696561675dd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\jztvexrvkdg = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\mhngrx.exe\""	d018c0f55bf1787052ef0696561675dd.exe

Enumerates connected drives 3 TTPs 24 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)	\??\M:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\N:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\V:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\W:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\B:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\F:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\H:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\L:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\Y:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\P:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\R:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\U:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\E:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\G:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\J:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\O:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\Z:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\A:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\I:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\K:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\Q:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\S:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\T:	d018c0f55bf1787052ef0696561675dd.exe
File opened (read-only)	\??\X:	d018c0f55bf1787052ef0696561675dd.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	d018c0f55bf1787052ef0696561675dd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	d018c0f55bf1787052ef0696561675dd.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	d018c0f55bf1787052ef0696561675dd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1280	d018c0f55bf1787052ef0696561675dd.exe
1280	d018c0f55bf1787052ef0696561675dd.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 1212	1280	d018c0f55bf1787052ef0696561675dd.exe	28
PID 1280 wrote to memory of 1212	1280	d018c0f55bf1787052ef0696561675dd.exe	28
PID 1280 wrote to memory of 1212	1280	d018c0f55bf1787052ef0696561675dd.exe	28
PID 1280 wrote to memory of 1212	1280	d018c0f55bf1787052ef0696561675dd.exe	28
PID 1280 wrote to memory of 2016	1280	d018c0f55bf1787052ef0696561675dd.exe	30
PID 1280 wrote to memory of 2016	1280	d018c0f55bf1787052ef0696561675dd.exe	30
PID 1280 wrote to memory of 2016	1280	d018c0f55bf1787052ef0696561675dd.exe	30
PID 1280 wrote to memory of 2016	1280	d018c0f55bf1787052ef0696561675dd.exe	30
PID 1280 wrote to memory of 1876	1280	d018c0f55bf1787052ef0696561675dd.exe	32
PID 1280 wrote to memory of 1876	1280	d018c0f55bf1787052ef0696561675dd.exe	32
PID 1280 wrote to memory of 1876	1280	d018c0f55bf1787052ef0696561675dd.exe	32
PID 1280 wrote to memory of 1876	1280	d018c0f55bf1787052ef0696561675dd.exe	32
PID 1280 wrote to memory of 1204	1280	d018c0f55bf1787052ef0696561675dd.exe	34
PID 1280 wrote to memory of 1204	1280	d018c0f55bf1787052ef0696561675dd.exe	34
PID 1280 wrote to memory of 1204	1280	d018c0f55bf1787052ef0696561675dd.exe	34
PID 1280 wrote to memory of 1204	1280	d018c0f55bf1787052ef0696561675dd.exe	34
PID 1280 wrote to memory of 1456	1280	d018c0f55bf1787052ef0696561675dd.exe	36
PID 1280 wrote to memory of 1456	1280	d018c0f55bf1787052ef0696561675dd.exe	36
PID 1280 wrote to memory of 1456	1280	d018c0f55bf1787052ef0696561675dd.exe	36
PID 1280 wrote to memory of 1456	1280	d018c0f55bf1787052ef0696561675dd.exe	36
PID 1280 wrote to memory of 1628	1280	d018c0f55bf1787052ef0696561675dd.exe	38
PID 1280 wrote to memory of 1628	1280	d018c0f55bf1787052ef0696561675dd.exe	38
PID 1280 wrote to memory of 1628	1280	d018c0f55bf1787052ef0696561675dd.exe	38
PID 1280 wrote to memory of 1628	1280	d018c0f55bf1787052ef0696561675dd.exe	38
PID 1280 wrote to memory of 456	1280	d018c0f55bf1787052ef0696561675dd.exe	40
PID 1280 wrote to memory of 456	1280	d018c0f55bf1787052ef0696561675dd.exe	40
PID 1280 wrote to memory of 456	1280	d018c0f55bf1787052ef0696561675dd.exe	40
PID 1280 wrote to memory of 456	1280	d018c0f55bf1787052ef0696561675dd.exe	40
PID 1280 wrote to memory of 1736	1280	d018c0f55bf1787052ef0696561675dd.exe	42
PID 1280 wrote to memory of 1736	1280	d018c0f55bf1787052ef0696561675dd.exe	42
PID 1280 wrote to memory of 1736	1280	d018c0f55bf1787052ef0696561675dd.exe	42
PID 1280 wrote to memory of 1736	1280	d018c0f55bf1787052ef0696561675dd.exe	42
PID 1280 wrote to memory of 1432	1280	d018c0f55bf1787052ef0696561675dd.exe	44
PID 1280 wrote to memory of 1432	1280	d018c0f55bf1787052ef0696561675dd.exe	44
PID 1280 wrote to memory of 1432	1280	d018c0f55bf1787052ef0696561675dd.exe	44
PID 1280 wrote to memory of 1432	1280	d018c0f55bf1787052ef0696561675dd.exe	44
PID 1280 wrote to memory of 1528	1280	d018c0f55bf1787052ef0696561675dd.exe	46
PID 1280 wrote to memory of 1528	1280	d018c0f55bf1787052ef0696561675dd.exe	46
PID 1280 wrote to memory of 1528	1280	d018c0f55bf1787052ef0696561675dd.exe	46
PID 1280 wrote to memory of 1528	1280	d018c0f55bf1787052ef0696561675dd.exe	46
PID 1280 wrote to memory of 568	1280	d018c0f55bf1787052ef0696561675dd.exe	48
PID 1280 wrote to memory of 568	1280	d018c0f55bf1787052ef0696561675dd.exe	48
PID 1280 wrote to memory of 568	1280	d018c0f55bf1787052ef0696561675dd.exe	48
PID 1280 wrote to memory of 568	1280	d018c0f55bf1787052ef0696561675dd.exe	48
PID 1280 wrote to memory of 780	1280	d018c0f55bf1787052ef0696561675dd.exe	50
PID 1280 wrote to memory of 780	1280	d018c0f55bf1787052ef0696561675dd.exe	50
PID 1280 wrote to memory of 780	1280	d018c0f55bf1787052ef0696561675dd.exe	50
PID 1280 wrote to memory of 780	1280	d018c0f55bf1787052ef0696561675dd.exe	50
PID 1280 wrote to memory of 888	1280	d018c0f55bf1787052ef0696561675dd.exe	52
PID 1280 wrote to memory of 888	1280	d018c0f55bf1787052ef0696561675dd.exe	52
PID 1280 wrote to memory of 888	1280	d018c0f55bf1787052ef0696561675dd.exe	52
PID 1280 wrote to memory of 888	1280	d018c0f55bf1787052ef0696561675dd.exe	52
PID 1280 wrote to memory of 692	1280	d018c0f55bf1787052ef0696561675dd.exe	54
PID 1280 wrote to memory of 692	1280	d018c0f55bf1787052ef0696561675dd.exe	54
PID 1280 wrote to memory of 692	1280	d018c0f55bf1787052ef0696561675dd.exe	54
PID 1280 wrote to memory of 692	1280	d018c0f55bf1787052ef0696561675dd.exe	54
PID 1280 wrote to memory of 1608	1280	d018c0f55bf1787052ef0696561675dd.exe	56
PID 1280 wrote to memory of 1608	1280	d018c0f55bf1787052ef0696561675dd.exe	56
PID 1280 wrote to memory of 1608	1280	d018c0f55bf1787052ef0696561675dd.exe	56
PID 1280 wrote to memory of 1608	1280	d018c0f55bf1787052ef0696561675dd.exe	56
PID 1280 wrote to memory of 1652	1280	d018c0f55bf1787052ef0696561675dd.exe	58
PID 1280 wrote to memory of 1652	1280	d018c0f55bf1787052ef0696561675dd.exe	58
PID 1280 wrote to memory of 1652	1280	d018c0f55bf1787052ef0696561675dd.exe	58
PID 1280 wrote to memory of 1652	1280	d018c0f55bf1787052ef0696561675dd.exe	58

C:\Users\Admin\AppData\Local\Temp\d018c0f55bf1787052ef0696561675dd.exe
"C:\Users\Admin\AppData\Local\Temp\d018c0f55bf1787052ef0696561675dd.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1280
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1212
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2016
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1876
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1204
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1456
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1628
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:456
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1736
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1432
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1528
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:568
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:780
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:888
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:692
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1608
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1652
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1136
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2044
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1240
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1292
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:912
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1548
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1064
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:268
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:524
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1976
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:884
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1564
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:632
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:940
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:980
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1744
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1404
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1412
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:840
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:868
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1672
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1952
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2012
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:396
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:808
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:564
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:836
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1096
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1264
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1760
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1288
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1536
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1880
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:880
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1328
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1092
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1668
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1132
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:776
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1644
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1488
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1280-55-0x0000000000400000-0x000000000238C000-memory.dmp

Filesize
31.5MB

Download
memory/1280-67-0x00000000001C0000-0x00000000001D7000-memory.dmp

Filesize
92KB

Download
memory/1280-57-0x0000000075811000-0x0000000075813000-memory.dmp

Filesize
8KB

Download
memory/1280-56-0x0000000000400000-0x000000000238C000-memory.dmp

Filesize
31.5MB

Download
memory/1280-54-0x00000000002EE000-0x000000000030A000-memory.dmp

Filesize
112KB

Download
memory/1280-60-0x00000000001C0000-0x00000000001D7000-memory.dmp

Filesize
92KB

Download
memory/1280-63-0x00000000002EE000-0x000000000030A000-memory.dmp

Filesize
112KB

Download
memory/1280-59-0x0000000000400000-0x000000000238C000-memory.dmp

Filesize
31.5MB

Download