gh0strat | e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0

General

Target

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe
Size

149KB
MD5

1c025f5eb807160386709774fae56cca
SHA1

530af30e60a5ce3b98cd1ab3d435c6e0b01d2089
SHA256

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0
SHA512

70ac623e54ff7d5cd80040aeb6023f1e4508161cfaddef5df1e1c4fd79f4419c5ecb0c2fb7fe4ba100977612a855eefda37517b30623afe23bb5353e84bb9598
SSDEEP

3072:SKWWYPNdBtKdjkta66RHY0vL8+C7O0mlxVV:VQ0Vv66R4mU1mln

Score

10^/10

gh0strat rat

Malware Config

Signatures

Gh0st RAT payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1364-132-0x0000000010000000-0x0000000010019000-memory.dmp	family_gh0strat
behavioral2/memory/1364-136-0x0000000010000000-0x0000000010019000-memory.dmp	family_gh0strat
behavioral2/memory/3536-139-0x0000000010000000-0x0000000010019000-memory.dmp	family_gh0strat
behavioral2/memory/1364-141-0x0000000010000000-0x0000000010019000-memory.dmp	family_gh0strat
behavioral2/memory/3536-143-0x0000000010000000-0x0000000010019000-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
Executes dropped EXE 1 IoCs

Processes:

vabdau.exe

pid process

3536 vabdau.exe

pid	process
3536	vabdau.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

Drops file in Windows directory 2 IoCs

Processes:

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

description	ioc	process
File created	C:\Windows\vabdau.exe	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe
File opened for modification	C:\Windows\vabdau.exe	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 1 IoCs

Processes:

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exevabdau.exe

pid	process
1364	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe
1364	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe
3536	vabdau.exe
3536	vabdau.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe

description	pid	process	target process
PID 1364 wrote to memory of 4744	1364	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe	WScript.exe
PID 1364 wrote to memory of 4744	1364	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe	WScript.exe
PID 1364 wrote to memory of 4744	1364	e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe	WScript.exe

C:\Users\Admin\AppData\Local\Temp\e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe
"C:\Users\Admin\AppData\Local\Temp\e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1364

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\9208.vbs"
2⤵
PID:4744

C:\Windows\vabdau.exe
C:\Windows\vabdau.exe
1⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3536

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\9208.vbs
Filesize
500B

MD5
9f57192b086265a8ffcd40b343fcaffd

SHA1
86cd8d0a4b9bcc6417c1ec59af3a69c8073bb2c7

SHA256
8d9f57d102954bf6a9ac08f75b7e5fabcf7c84668359a1daa132b72905dc2143

SHA512
f9de1e1679f311d97aa48b9c8153217d76d92e147858717dba5f894dd4d46c98604ec803e514d6f168dda97f3ad25a390ce1d4ef199199c0a27abbec815bfde9

Download Submit
C:\Windows\vabdau.exe
Filesize
149KB

MD5
1c025f5eb807160386709774fae56cca

SHA1
530af30e60a5ce3b98cd1ab3d435c6e0b01d2089

SHA256
e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0

SHA512
70ac623e54ff7d5cd80040aeb6023f1e4508161cfaddef5df1e1c4fd79f4419c5ecb0c2fb7fe4ba100977612a855eefda37517b30623afe23bb5353e84bb9598

Download Submit
C:\Windows\vabdau.exe
Filesize
149KB

MD5
1c025f5eb807160386709774fae56cca

SHA1
530af30e60a5ce3b98cd1ab3d435c6e0b01d2089

SHA256
e63d21ff2ebf3ff83c84ad5f933cd65e73fbed228c24db203a4fd2c685c33cc0

SHA512
70ac623e54ff7d5cd80040aeb6023f1e4508161cfaddef5df1e1c4fd79f4419c5ecb0c2fb7fe4ba100977612a855eefda37517b30623afe23bb5353e84bb9598

Download Submit
memory/1364-132-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1364-136-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/1364-141-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/3536-139-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/3536-143-0x0000000010000000-0x0000000010019000-memory.dmp

Filesize
100KB

Download
memory/4744-140-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads