gandcrab | 9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52

Analysis

max time kernel
146s
max time network
146s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
21-06-2024 01:21

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General

Target

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
Size

109KB
MD5

d3537fec0b0ca4e6ae6f91b85b15c1d5
SHA1

ade90a54d16ccca3c8d2c4c25a2ede4786c7c368
SHA256

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52
SHA512

1298d94ca3c2671d43fdfcae62aa0886f43a3c9908ec0dc2ab64989f9f66aeab93b33d06060c2619081c676afd4f6980c70322a5a93cb1f9dea396e0b9fb5126
SSDEEP

3072:HMSjOnrmBIMqqDL2/mr3IdE8we0Avu5r++ygLIaaypQ8CrS6C:HXjOnr6jqqDL6aprYS6C

Score

10^/10

gandcrab backdoor persistence ransomware upx

Malware Config

Extracted

Family

gandcrab

http://gdcbghvjyqy7jclk.onion.top/

Signatures

GandCrab payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp	family_gandcrab
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp	family_gandcrab

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

Detects ransomware indicator 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp	SUSP_RANSOMWARE_Indicator_Jul20

Gandcrab Payload 2 IoCs

Processes:

resource yara_rule

behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp Gandcrab
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp Gandcrab
UPX dump on OEP (original entry point) 2 IoCs

Processes:

resource yara_rule

behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp UPX
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp UPX
UPX packed file 2 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp upx
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp upx

resource	yara_rule
behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp	Gandcrab
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp	Gandcrab

resource	yara_rule
behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp	UPX
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp	UPX

resource	yara_rule
behavioral1/memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp	upx
behavioral1/memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\cjiqjordhvt = "C:\\Users\\Admin\\AppData\\Local\\Temp\\9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe"	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.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

Processes:

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

description	ioc	process
File opened (read-only)	\??\K:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\M:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\O:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\Q:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\R:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\T:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\U:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\I:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\Z:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\H:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\J:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\P:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\X:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\A:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\E:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\G:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\L:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\N:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\S:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\V:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\W:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\B:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
File opened (read-only)	\??\Y:	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.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

Processes:

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

pid process

2052 9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
2052 9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

pid	process
2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

Suspicious use of WriteProcessMemory 60 IoCs

Processes:

9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe

description	pid	process	target process
PID 2052 wrote to memory of 2836	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2836	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2836	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2836	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2684	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2684	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2684	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2684	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2200	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2200	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2200	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2200	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2892	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2892	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2892	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2892	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1832	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2336	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2336	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2336	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2336	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1648	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1648	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1648	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1648	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1304	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1304	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1304	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1304	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2068	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2068	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2068	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2068	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2208	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2208	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2208	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 2208	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 532	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1508	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1508	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1508	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1508	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1868	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1868	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1868	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe
PID 2052 wrote to memory of 1868	2052	9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe
"C:\Users\Admin\AppData\Local\Temp\9932e5949fdc062b3c12769a6e5236e4f5caa40f0c966b879f5a306f0670ee52.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2052

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2836

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2684

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2832

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2532

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2200

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2892

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:1832

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2336

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:1648

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:1304

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:2068

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2208

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:532

C:\Windows\SysWOW64\nslookup.exe
nslookup emsisoft.bit dns1.soprodns.ru
2⤵
PID:1508

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:1868

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads

memory/2052-0-0x00000000012C0000-0x00000000012DC000-memory.dmp

Filesize
112KB

Download
memory/2052-4-0x00000000012C0000-0x00000000012DC000-memory.dmp

Filesize
112KB

Download