gh0strat | 806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
12-11-2024 11:19

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General

Target

806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe
Size

388KB
MD5

5ff4d21d752c9ac5d796d6e52dc3b15d
SHA1

3fad1394f5278c5500ee62d90c0d3df8b1af73e0
SHA256

806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b
SHA512

1942b1d9c0467357415c9d93c05186a03adc34a31371131eabb0d7e87da170567c0e835e9d105991d65ec57eaa5116a6e3d21e52661e248b34c5468f760e8e1d
SSDEEP

3072:6yK/yLrQbWaR5Qax8c/YtYfK/tQSX0R9P87q5ECq+SzUPxi+SXxF:6NyLEbWaR5CcFuZoC8ET+S4ZbSXxF

Score

10^/10

gh0strat discovery rat

Malware Config

Extracted

Family

gh0strat

192.168.1.2

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2544-0-0x0000000010000000-0x0000000010017000-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
Gh0strat family
gh0strat
Executes dropped EXE 2 IoCs

Processes:

Eigekeu.scrEigekeu.scr

pid process

2332 Eigekeu.scr
2900 Eigekeu.scr

pid	process
2332	Eigekeu.scr
2900	Eigekeu.scr

Drops file in Program Files directory 2 IoCs

Processes:

806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe

description	ioc	process
File created	C:\Program Files (x86)\Eigekeu.scr	806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe
File opened for modification	C:\Program Files (x86)\Eigekeu.scr	806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exeEigekeu.scrEigekeu.scr

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Eigekeu.scr
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Eigekeu.scr

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

Eigekeu.scr

description	pid	process	target process
PID 2332 wrote to memory of 2900	2332	Eigekeu.scr	Eigekeu.scr
PID 2332 wrote to memory of 2900	2332	Eigekeu.scr	Eigekeu.scr
PID 2332 wrote to memory of 2900	2332	Eigekeu.scr	Eigekeu.scr
PID 2332 wrote to memory of 2900	2332	Eigekeu.scr	Eigekeu.scr

C:\Users\Admin\AppData\Local\Temp\806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe
"C:\Users\Admin\AppData\Local\Temp\806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2544

C:\Program Files (x86)\Eigekeu.scr
"C:\Program Files (x86)\Eigekeu.scr"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2332
- C:\Program Files (x86)\Eigekeu.scr
  "C:\Program Files (x86)\Eigekeu.scr" Win7
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Eigekeu.scr

Filesize
388KB

MD5
5ff4d21d752c9ac5d796d6e52dc3b15d

SHA1
3fad1394f5278c5500ee62d90c0d3df8b1af73e0

SHA256
806b77638493b3ff52dbc27f0d2d2257d606cf4f69c2ecb509a4141bdc322b2b

SHA512
1942b1d9c0467357415c9d93c05186a03adc34a31371131eabb0d7e87da170567c0e835e9d105991d65ec57eaa5116a6e3d21e52661e248b34c5468f760e8e1d

Download Submit
memory/2544-0-0x0000000010000000-0x0000000010017000-memory.dmp

Filesize
92KB

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