2a1d7802afef3121b2a764bdbe1d4cdb329e937c49d02af63937dd9e23a35da0

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
02-07-2024 07:50

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General

Target

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
Size

72KB
MD5

db225f0ef9e26ad2b70336421295c821
SHA1

1cc491e99cd236298260ea72d6048fc6e556f74d
SHA256

2a1d7802afef3121b2a764bdbe1d4cdb329e937c49d02af63937dd9e23a35da0
SHA512

501d773325bdfcefdb8c7c36819b9d14210c058cad0df89f8118e9910afc2892c859f98c0a4b5a085c3fb4d2e3845453968430e0f8d0c20d5ab1297e959b3a0b
SSDEEP

1536:qZZZZZZZZZZZZpXzzzzzzzzzzzzV9rXounV98hbHnAwfMqqU+2bbbAV2/S2Lkvd6:cBounVyFHpfMqqDL2/Lkvd6

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\vcwrxlqknhx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe"	20240702db225f0ef9e26ad2b70336421295c821gandcrab.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:

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

description	ioc	process
File opened (read-only)	\??\G:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\H:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\I:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\V:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\Z:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\L:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\P:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\R:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\S:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\T:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\U:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\W:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\X:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\B:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\J:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\M:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\Y:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\A:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\E:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\K:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\N:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\O:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
File opened (read-only)	\??\Q:	20240702db225f0ef9e26ad2b70336421295c821gandcrab.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:

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

pid process

2140 20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
2140 20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

pid	process
2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe

description	pid	process	target process
PID 2140 wrote to memory of 2644	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2644	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2644	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2644	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2568	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2568	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2568	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2568	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1240	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1240	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1240	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1240	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1452	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1452	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1452	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 1452	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 756	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 756	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 756	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 756	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2012	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2012	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2012	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe
PID 2140 wrote to memory of 2012	2140	20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe	nslookup.exe

C:\Users\Admin\AppData\Local\Temp\20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe
"C:\Users\Admin\AppData\Local\Temp\20240702db225f0ef9e26ad2b70336421295c821gandcrab.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2140

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.coin dns1.soprodns.ru
2⤵
PID:2644

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns1.soprodns.ru
2⤵
PID:2568

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns2.soprodns.ru
2⤵
PID:1240

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.coin dns2.soprodns.ru
2⤵
PID:1452

C:\Windows\SysWOW64\nslookup.exe
nslookup nomoreransom.bit dns2.soprodns.ru
2⤵
PID:756

C:\Windows\SysWOW64\nslookup.exe
nslookup gandcrab.bit dns1.soprodns.ru
2⤵
PID:2012

Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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