gh0strat | ed26e16e74e691c68bf57a22086dc936c24022740718ebc93c794236b7affba9

Analysis

max time kernel
85s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
27-03-2023 10:35

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General

Target

894cabf40598fc7cd2fd2ece717644b7.exe
Size

888KB
MD5

894cabf40598fc7cd2fd2ece717644b7
SHA1

f8ffc78e53a969bf35b715658a4478ff75d71c6d
SHA256

ed26e16e74e691c68bf57a22086dc936c24022740718ebc93c794236b7affba9
SHA512

79827b2f9e095263d916e98a06f69d70915575b69a0e8ae62deabf2834c15e9fa4ce284ab61ce47fc8a073cc7783171783daee50fa9dc99ef24e515dd9ac35a9
SSDEEP

12288:agfLDRq1mDO/YpHn5oOJTYYv4n4fuSVF+R47bJwO8s4rUiBoGP0NBsybssHhlvVM:Z5frNFJTVvjfuS3hXR8f1vyIsHhSdR

Score

10^/10

gh0strat rat vmprotect

Malware Config

Extracted

Family

gh0strat

30.cmananan.com

Signatures

Gh0st RAT payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4700-134-0x0000000000400000-0x00000000005E1000-memory.dmp	family_gh0strat
behavioral2/memory/4700-135-0x0000000010000000-0x0000000010010000-memory.dmp	family_gh0strat
behavioral2/memory/4700-138-0x0000000000400000-0x00000000005E1000-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

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral2/memory/4700-133-0x0000000000400000-0x00000000005E1000-memory.dmp	vmprotect
behavioral2/memory/4700-134-0x0000000000400000-0x00000000005E1000-memory.dmp	vmprotect
behavioral2/memory/4700-138-0x0000000000400000-0x00000000005E1000-memory.dmp	vmprotect

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:

894cabf40598fc7cd2fd2ece717644b7.exe

description	ioc	process
File opened (read-only)	\??\J:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\K:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\P:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\Q:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\S:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\T:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\B:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\F:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\G:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\R:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\I:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\O:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\U:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\W:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\Y:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\E:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\H:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\L:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\M:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\N:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\V:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\X:	894cabf40598fc7cd2fd2ece717644b7.exe
File opened (read-only)	\??\Z:	894cabf40598fc7cd2fd2ece717644b7.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

Processes:

894cabf40598fc7cd2fd2ece717644b7.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	894cabf40598fc7cd2fd2ece717644b7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	894cabf40598fc7cd2fd2ece717644b7.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

894cabf40598fc7cd2fd2ece717644b7.exe

pid process

4700 894cabf40598fc7cd2fd2ece717644b7.exe
4700 894cabf40598fc7cd2fd2ece717644b7.exe

pid	process
4700	894cabf40598fc7cd2fd2ece717644b7.exe
4700	894cabf40598fc7cd2fd2ece717644b7.exe

C:\Users\Admin\AppData\Local\Temp\894cabf40598fc7cd2fd2ece717644b7.exe
"C:\Users\Admin\AppData\Local\Temp\894cabf40598fc7cd2fd2ece717644b7.exe"
1⤵
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:4700

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4700-133-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/4700-134-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/4700-135-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

Download
memory/4700-138-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download