gh0strat | 8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798

General

Target

8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
Size

396KB
MD5

7e55fa38174e4f18522aa08011c65783
SHA1

a945e1df752a25725798d42b55ef44c36b6d9cc2
SHA256

8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798
SHA512

5fee0fd150c176649805e53f42a4a3b472604c950d285ba00925bca6ca859ea034c6ebf2dfb66bc7d8c5cf4d8c9839cb185ba7dfb16008878400da8793fe6bc0
SSDEEP

3072:q7K/yLrQbWaR5Qax8cytUTlZiftPRAqE3PC8tSoUSZQWKMK8iA:qqyLEbWaR5Ccy4ifXc3PXS/SZjK18iA

Score

10^/10

gh0strat persistence rat

Malware Config

Extracted

Family

gh0strat

C2

156.236.72.163

Signatures

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/5092-0-0x0000000010000000-0x0000000010015000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

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\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe"	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe

Enumerates connected drives 3 TTPs 22 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)	\??\K:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\T:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\V:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\W:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\Y:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\H:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\U:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\Z:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\L:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\G:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\I:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\M:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\O:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\P:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\Q:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\B:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\J:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\N:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\R:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\S:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\X:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
File opened (read-only)	\??\E:	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe

Checks processor information in registry 2 TTPs 2 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	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
5092	8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe

C:\Users\Admin\AppData\Local\Temp\8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe
"C:\Users\Admin\AppData\Local\Temp\8c0f2e958f55223c22e34d27c634e5e6832015d7261e04ac343a46a34840d798.exe"
1⤵
- Adds Run key to start application
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:5092