gh0strat | aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617

Analysis

max time kernel
150s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
11/05/2026, 21:27

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General

Target
aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
Size 921KB
Sample260511-1a75esay41
SHA256 aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617
MD5 494e9551e6f5e34526f2f2b39157760b
SHA1 0b5de233fc28c53d89a68b51a75c8c18e75cb28c
SHA512 322d370cc9e8d3f272a721e41df4ac4275bda138fdd2bab339d812760d88619e44ef3329c57743abe95d3618ad625cf8e9ae2edd08d51c42dd4f557b00078a46
SSDEEP 12288:EzQr+1kZVQQxfnr+TK7r79/JDXWE18qRzfG4M5NCtf8a:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCr
TLSH
T1B615C782923F0396DCC822359FB5457AE4B8ADD260D6FC19E7C0DECAC6397817948736
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery gh0strat persistence rat

Malware Config

Signatures

Family: 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

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x00110000000240f0-4.dat	family_gh0strat
behavioral1/files/0x000800000002420a-6.dat	family_gh0strat

Executes dropped EXE 1 IoCs

pid	Process
4660	svchest425075242507520.exe

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe"	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\BJ.exe	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
File opened for modification	\??\c:\Windows\BJ.exe	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
File created	\??\c:\Windows\svchest425075242507520.exe	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
File opened for modification	\??\c:\Windows\svchest425075242507520.exe	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchest425075242507520.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 4660	4688	aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe	84

C:\Users\Admin\AppData\Local\Temp\aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
"C:\Users\Admin\AppData\Local\Temp\aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4688
- \??\c:\Windows\svchest425075242507520.exe
  c:\Windows\svchest425075242507520.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4660

C:\Users\Admin\AppData\Local\Temp\aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
C:\Users\Admin\AppData\Local\Temp\aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617.exe
1⤵
- System Location Discovery: System Language Discovery
PID:4004

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

BJ.exe

Path C:\Windows\BJ.exe
Size 921KB
SHA256 f08bf3546c5c7f5ccf7a67cf5963cfe74ad9e7596b02d326456311368bfdbdfe
MD5 22ff18df5a4901fb5ec1c7704b6ce9fe
SHA1 c9571704d28c302f88683ef1afffb3310ae20e1c
SHA512 c60c889f944d49785bade1dc6b2c9e94278464d8484d6e434a1038374076dfb957828bffec64faf94d3407bef664232efd9d69f576c90fb7beb1ba00e908e950
SSDEEP 12288:EzQr+1kZVQQxfnr+TK7r79/JDXWE18qRzfG4M5NCtf8k:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCz
TLSH
T11715C782923F0396DCC822359FB5457AE4B8ADD260D6FC19E7C0DECAC6397817948736
MD5 SHA1 SHA512 SSDEEP TLSH

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svchest425075242507520.exe

Path C:\Windows\svchest425075242507520.exe
Size 921KB
SHA256 aa2d1e5c921657ed8f52bd66b1532ffd291a8b2741151d31b285aa820af84617
MD5 494e9551e6f5e34526f2f2b39157760b
SHA1 0b5de233fc28c53d89a68b51a75c8c18e75cb28c
SHA512 322d370cc9e8d3f272a721e41df4ac4275bda138fdd2bab339d812760d88619e44ef3329c57743abe95d3618ad625cf8e9ae2edd08d51c42dd4f557b00078a46
SSDEEP 12288:EzQr+1kZVQQxfnr+TK7r79/JDXWE18qRzfG4M5NCtf8a:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCr
TLSH
T1B615C782923F0396DCC822359FB5457AE4B8ADD260D6FC19E7C0DECAC6397817948736
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads