gandcrab | 1314b30a594e5c6b143e2c8ad65858d4c6c5c0f0416a1617075a4d3df07152a7

Analysis

max time kernel
144s
max time network
154s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
18/02/2024, 13:22

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General

Target

2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
Size

308KB
MD5

060cfa2e8f42810661378f21eecc46b1
SHA1

0d8e322c3605b0860efce0c9ac47087b50808764
SHA256

1314b30a594e5c6b143e2c8ad65858d4c6c5c0f0416a1617075a4d3df07152a7
SHA512

dae345c605607b810f32b0afea66aa63a8cd1cc1409d8cc6d81d904eb9f4195e5bade1fc31403a742cdb7d4c8d56e9a3a6587d430a865203d9911cbb89bf67eb
SSDEEP

6144:QzL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:2DHNam62ZdKmZmuPH

Score

10^/10

gandcrab backdoor persistence ransomware

Malware Config

Signatures

GandCrab payload 4 IoCs

resource	yara_rule
behavioral1/memory/2088-2-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2088-3-0x0000000000230000-0x0000000000247000-memory.dmp	family_gandcrab
behavioral1/memory/2088-10-0x0000000000400000-0x0000000001400000-memory.dmp	family_gandcrab
behavioral1/memory/2088-13-0x0000000000230000-0x0000000000247000-memory.dmp	family_gandcrab

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

Detects Reflective DLL injection artifacts 4 IoCs

resource	yara_rule
behavioral1/memory/2088-2-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2088-3-0x0000000000230000-0x0000000000247000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2088-10-0x0000000000400000-0x0000000001400000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader
behavioral1/memory/2088-13-0x0000000000230000-0x0000000000247000-memory.dmp	INDICATOR_SUSPICIOUS_ReflectiveLoader

Detects ransomware indicator 2 IoCs

resource	yara_rule
behavioral1/memory/2088-3-0x0000000000230000-0x0000000000247000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2088-13-0x0000000000230000-0x0000000000247000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 4 IoCs

resource	yara_rule
behavioral1/memory/2088-2-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/2088-3-0x0000000000230000-0x0000000000247000-memory.dmp	Gandcrab
behavioral1/memory/2088-10-0x0000000000400000-0x0000000001400000-memory.dmp	Gandcrab
behavioral1/memory/2088-13-0x0000000000230000-0x0000000000247000-memory.dmp	Gandcrab

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\tbadqgvupiu = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\qpoooa.exe\""	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.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)	\??\E:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\G:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\K:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\R:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\T:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\Z:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\Y:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\B:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\H:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\I:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\J:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\N:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\U:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\A:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\M:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\P:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\Q:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\W:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\L:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\O:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\S:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\V:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
File opened (read-only)	\??\X:	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 2936	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	28
PID 2088 wrote to memory of 2936	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	28
PID 2088 wrote to memory of 2936	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	28
PID 2088 wrote to memory of 2936	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	28
PID 2088 wrote to memory of 2812	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	30
PID 2088 wrote to memory of 2812	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	30
PID 2088 wrote to memory of 2812	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	30
PID 2088 wrote to memory of 2812	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	30
PID 2088 wrote to memory of 2172	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	32
PID 2088 wrote to memory of 2172	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	32
PID 2088 wrote to memory of 2172	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	32
PID 2088 wrote to memory of 2172	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	32
PID 2088 wrote to memory of 2556	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	34
PID 2088 wrote to memory of 2556	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	34
PID 2088 wrote to memory of 2556	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	34
PID 2088 wrote to memory of 2556	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	34
PID 2088 wrote to memory of 572	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	38
PID 2088 wrote to memory of 572	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	38
PID 2088 wrote to memory of 572	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	38
PID 2088 wrote to memory of 572	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	38
PID 2088 wrote to memory of 1412	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	40
PID 2088 wrote to memory of 1412	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	40
PID 2088 wrote to memory of 1412	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	40
PID 2088 wrote to memory of 1412	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	40
PID 2088 wrote to memory of 2908	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	42
PID 2088 wrote to memory of 2908	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	42
PID 2088 wrote to memory of 2908	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	42
PID 2088 wrote to memory of 2908	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	42
PID 2088 wrote to memory of 1620	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	44
PID 2088 wrote to memory of 1620	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	44
PID 2088 wrote to memory of 1620	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	44
PID 2088 wrote to memory of 1620	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	44
PID 2088 wrote to memory of 1484	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	46
PID 2088 wrote to memory of 1484	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	46
PID 2088 wrote to memory of 1484	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	46
PID 2088 wrote to memory of 1484	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	46
PID 2088 wrote to memory of 1652	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	48
PID 2088 wrote to memory of 1652	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	48
PID 2088 wrote to memory of 1652	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	48
PID 2088 wrote to memory of 1652	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	48
PID 2088 wrote to memory of 1488	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	50
PID 2088 wrote to memory of 1488	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	50
PID 2088 wrote to memory of 1488	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	50
PID 2088 wrote to memory of 1488	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	50
PID 2088 wrote to memory of 1540	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	52
PID 2088 wrote to memory of 1540	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	52
PID 2088 wrote to memory of 1540	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	52
PID 2088 wrote to memory of 1540	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	52
PID 2088 wrote to memory of 2516	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	54
PID 2088 wrote to memory of 2516	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	54
PID 2088 wrote to memory of 2516	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	54
PID 2088 wrote to memory of 2516	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	54
PID 2088 wrote to memory of 1752	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	56
PID 2088 wrote to memory of 1752	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	56
PID 2088 wrote to memory of 1752	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	56
PID 2088 wrote to memory of 1752	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	56
PID 2088 wrote to memory of 1748	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	58
PID 2088 wrote to memory of 1748	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	58
PID 2088 wrote to memory of 1748	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	58
PID 2088 wrote to memory of 1748	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	58
PID 2088 wrote to memory of 2400	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	60
PID 2088 wrote to memory of 2400	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	60
PID 2088 wrote to memory of 2400	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	60
PID 2088 wrote to memory of 2400	2088	2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe	60

C:\Users\Admin\AppData\Local\Temp\2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-18_060cfa2e8f42810661378f21eecc46b1_karagany_mafia.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2936
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:2812
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2172
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:2556
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:572
- 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:2908
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1620
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1484
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1652
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1488
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:1540
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:2516
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1752
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:1748
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:2400
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1820
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:444
- 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:1168
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns1.wowservers.ru
  2⤵
  PID:1560
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns2.wowservers.ru
  2⤵
  PID:1400
- C:\Windows\SysWOW64\nslookup.exe
  nslookup carder.bit ns2.wowservers.ru
  2⤵
  PID:2916
- C:\Windows\SysWOW64\nslookup.exe
  nslookup ransomware.bit ns1.wowservers.ru
  2⤵
  PID:324

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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/2088-1-0x000000000AAF0000-0x000000000ABF0000-memory.dmp

Filesize
1024KB

Download
memory/2088-2-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2088-3-0x0000000000230000-0x0000000000247000-memory.dmp

Filesize
92KB

Download
memory/2088-10-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/2088-12-0x000000000AAF0000-0x000000000ABF0000-memory.dmp

Filesize
1024KB

Download
memory/2088-13-0x0000000000230000-0x0000000000247000-memory.dmp

Filesize
92KB

Download